EMS-PATENT AG Patent applications |
Patent application number | Title | Published |
20160130439 | POLYAMIDE MOULDING COMPOUND, MOULDED ARTICLE PRODUCED HEREFROM AND ALSO PURPOSES OF USE - The present invention relates to a polyamide moulding compound which consists of a blend of two specific polyamides. The first polyamide is thereby based substantially on 1,5-pentanediamine as diamine component used during polycondensation. The second polyamide is thereby polyamide 6I/6T. The polyamide moulding compounds according to the invention are distinguished by extremely low shrinkage and low differential shrinkage (difference between shrinkage of the moulded article longitudinally and transversely relative to the injection flow). In addition, the present invention relates to moulded articles which are producible from the polyamide moulding compounds according to the invention and also to purposes of use of the polyamide moulding compounds. | 05-12-2016 |
20160102203 | REINFORCED POLYAMIDE MOULDING COMPOSITIONS AND INJECTION MOULDINGS PRODUCED THEREFROM - A reinforced polyamide moulding composition is described, particularly for use as starting material for the production of housings for devices in the field of mobile radio technology, composed of the following components:
| 04-14-2016 |
20160102202 | FLOWABLE POLYAMIDES - Polyamide moulding composition consisting of the following components:
| 04-14-2016 |
20160060436 | FILLER MATERIALS HAVING SURFACE COATING MADE FROM WATER SOLUBLE POLYAMIDES - Fillers are proposed, with the exception of layered silicates, which have a surface coating, which comprises a water-soluble polyamide or multiple water-soluble polyamides, wherein at least one of these water-soluble polyamides is produced by polycondensation from monomer components, which comprise at least one dicarboxylic acid and at least one selected ether diamine, preferably having linear oxypropyl amino end groups. Fillers coated in this manner are suitable for use in the production of filled and/or reinforced thermoplastic plastics molding materials. Thermoplastic plastics molding materials which contain fillers having such a surface coating have good mechanical properties and few emissions (low outgassing). | 03-03-2016 |
20150368398 | COMPOSITE COMPRISING A MATRIX MATERIAL MADE OF AN AMORPHOUS POLYAMIDE AND USE THEREOF - The invention relates to a composite which comprises a matrix material made of an amorphous polyamide with a glass transition temperature of at least 180° C. The composites according to the invention are used for the production of reinforced components in the fields of sport, leisure, engineering industry, electronics, construction, medical technology, communication and transport means and aeronautical and aerospace engineering. | 12-24-2015 |
20150352765 | METHOD FOR LOW-STRESS INJECTION MOULDING OF AMORPHOUS OR MICROCRYSTALLINE POLYAMIDES AND ALSO CORRESPONDINGLY PRODUCED LOW-STRESS POLYAMIDE MOULDED ARTICLES - The present invention relates to a method for low-stress injection moulding of amorphous or microcrystalline polyamides, in which a melt of the amorphous or microcrystalline polyamides is processed and injection moulded under specific conditions. Hence, low-stress moulded articles made of the amorphous or microcrystalline polyamides can be produced by injection moulding. The present invention relates in addition to the correspondingly produced moulded articles. | 12-10-2015 |
20150291795 | POLYAMIDE MOULDING COMPOSITION AND USE THEREOF - The invention relates to a polyamide moulding composition which comprises an amorphous polyamide, a partially crystalline, aliphatic polyamide and also glass fibres for reinforcement. Furthermore, the polyamide moulding composition according to the invention comprises a polyamide made of a cycloaliphatic diamine and a dimerised fatty acid. The polyamide moulding compositions according to the invention are used in the production of electrical or electronic components, housings or housing components. | 10-15-2015 |
20150287493 | ELECTRICALLY CONDUCTIVE POLYAMIDE MOULDING MATERIALS - A polyamide molding material with the following composition is proposed:
| 10-08-2015 |
20150284531 | POLYAMIDE MOULDING COMPOSITION, MOULDED ARTICLES PRODUCED THEREFROM AND ALSO USE OF THE POLYAMIDE MOULDING COMPOSITIONS - The invention relates to a polyamide moulding composition which comprises a partially aromatic polyamide and also a mixture of at least two UV absorbers. The invention likewise relates to moulded articles which comprise corresponding polyamide moulding compositions. The polyamide moulding compositions according to the invention are used as parts of electrical or electronic components or housings or housing components, in particular housings or housing parts for portable electronic devices, household appliances, household machines, devices and apparatus for telecommunication and consumer electronics, interior and exterior parts in the automobile sector and in the field of other transport means, interior and exterior parts, preferably with a portable or mechanical function in the field of electrics, furniture, sport, mechanical engineering, the sanitary field and hygiene, medicine, energy- and drive technology, particularly preferably mobile telephones, smart phones, organisers, laptop computers, notebook computers, tablet computers, radios, cameras, clocks, calculators, devices for playing music or video, navigation devices, GPS devices, electronic picture frames, external hard disks and other electronic storage media, or for the production of mono- or multilayer films, containers or pipes. | 10-08-2015 |
20150274968 | POLYAMIDE MOULDING COMPOSITIONS, PROCESS FOR PRODUCTION THEREOF AND USE OF THESE POLYAMIDE MOULDING COMPOSITIONS - A polyamide moulding composition and uses thereof, and mouldings produced therefrom, comprising the following components:
| 10-01-2015 |
20150274935 | POLYAMIDE MOULDING COMPOSITION, IN PARTICULAR FOR THE PRODUCTION OF MOULDINGS IN THE DRINKING WATER SECTOR - A polyamide moulding composition in particular for use for components in the drinking water sector, made of the following constituents:
| 10-01-2015 |
20150175804 | PLASTIC MOULDING COMPOUND AND USE THEREOF - Thermoplastic, flame-retarded plastic moulding compounds with improved mechanical properties, in particular for LDS applications, are described. The thermoplastic moulding compound consists of:
| 06-25-2015 |
20150175803 | PLASTICS MOULDING COMPOSITION AND USE THEREOF - A description is given of thermoplastic, white-pigmented plastics moulding compositions having improved mechanical properties, especially for LDS applications. The thermoplastic moulding composition consists of:
| 06-25-2015 |
20150099846 | POLYAMIDE MOULDING MATERIALS CONTAINING CYCLOOLEFIN COPOLYMERS - A transparent polyamide moulding material containing at least one cycloolefin co-polymer comprises a mixture of:
| 04-09-2015 |
20140363654 | FLAME-RETARDANT POLYAMIDE MOULDING COMPOSITIONS - The present invention relates to a flame-retardant polyamide moulding composition with good mechanical properties with the following constitution:
| 12-11-2014 |
20140329944 | POLYAMIDE MOLDING MATERIAL, THE USE THEREOF, AND MOLDED PARTS PRODUCED THEREFROM - A polyamide molding material is proposed, which comprises at least one partially crystalline, partially aromatic polyamide (A) and at least one amorphous polyamide (B). The polyamides (A) and (B) together make up 30-60 wt.-% of the polyamide molding material. Furthermore, the polyamide molding material comprises 40-70 wt.-% glass fibers (C) having flat cross section, 0-15 wt.-% of at least one nonhalogenated flame retardant (D), and 0-10 wt.-% further additives (E), the components (A) to (E) adding up to 100 wt.-% of the polyamide molding material. The at least one partially crystalline, partially aromatic polyamide (A) has a glass transition temperature of at least 105° C. The polyamide molding material according to the invention is preferably distinguished in an injection-molding burr formation test in that, at a melt temperature of 320° C. and a tool temperature of 90° C., and a dynamic pressure of 100 bar and a holding pressure of 400 bar, at the flow path end of a mold arm having a vent gap dimension of 30 μm, burrs having a length G of at most 30 μm result. Such a polyamide molding material results in molded parts having good surface quality and low warpage when injection molded and is suitable for the production of housings or housing parts of electrical and electronic devices. | 11-06-2014 |
20140179866 | STAIN-RESISTANT ARTICLE AND USE THEREOF - What is described is the use of a polyamide moulding composition for the production of a stain-resistant article, the staining tendency (ST) of the article being at most 15. Here, the composition contains 30-100% by weight of a polyamide mixture, consisting of more than 50 and up to 98% by weight of at least one semi-aromatic polyamide comprising 2 to up to 50% by weight of amorphous and/or microcrystalline polyamides having a glass transition temperature of at least 100° C., based on: 20-100 mol % of at least one cycloaliphatic diamine; and 0-80 mol % of at least one other aliphatic and/or aromatic diamine; and also aromatic and/or aliphatic dicarboxylic acids comprising at least 6 carbon atoms. In addition, 0-70% by weight of fibrous additives (B1) and/or particulate additives (B2), 0-30% by weight of impact toughness modifier and/or polymers different from (A), 0-25% by weight of a flame retardant, and 0-3% by weight of additives may also be contained. | 06-26-2014 |
20140179851 | STAIN-RESISTANT ARTICLE AND USE THEREOF - A polyamide moulding composition for the production of a stain-resistant article, the staining tendency (ST) of the article being at most 15. The composition contains 30-100% by weight of a polyamide mixture, consisting of more than 50 and up to 98% by weight of at least one semi-aromatic polyamide comprising 2 to up to 50% by weight of amorphous and/or microcrystalline polyamides having a glass transition temperature of at least 100° C., based on: 20-100 mol % of at least one cycloaliphatic diamine; and 0-80 mol % of at least one other aliphatic and/or aromatic diamine; and also aromatic and/or aliphatic dicarboxylic acids comprising at least 6 carbon atoms. In addition, the composition comprises inorganic white pigments. fibrous or particulate additives, impact toughness modifier and/or polymers different from (A), 0-25% by weight of a flame retardant. | 06-26-2014 |
20140179850 | STAIN-RESISTANT ARTICLE AND USE THEREOF - What is described is the use of a polyamide moulding composition for the production of a stain-resistant article, the staining tendency (ST) of the article being at least 2. Here, the composition contains 30-100% by weight of a polyamide or a polyamide mixture, consisting of 50-100% by weight of at least one amorphous and/or microcrystalline polyamide having a glass transition temperature of at least 100° C., based on: 20-100 mol % of at least one cycloaliphatic diamine; and 0-80 mol % of at least one other aliphatic and/or aromatic diamine; and also aromatic and/or aliphatic dicarboxylic acids comprising at least 6 carbon atoms, and 0-50% by weight of at least one semi-aromatic polyamide. In addition the moulding composition comprises 0.01-20% by weight of one or several inorganic white pigments. Further 0-70% by weight of fibrous fillers (B | 06-26-2014 |
20140179849 | STAIN-RESISTANT ARTICLE AND USE THEREOF - What is described is the use of a polyamide moulding composition for the production of a stain-resistant article, the staining tendency (ST) of the article being at least 2. Here, the composition contains 30-100% by weight of a polyamide or a polyamide mixture, consisting of 50-100% by weight of at least one amorphous and/or microcrystalline polyamide having a glass transition temperature of at least 100° C., based on: 20-100 mol % of at least one cycloaliphatic diamine; and 0-80 mol % of at least one other aliphatic and/or aromatic diamine; and also aromatic and/or aliphatic dicarboxylic acids comprising at least 6 carbon atoms, and 0-50% by weight of at least one semi-aromatic polyamide. In addition, 0-70% by weight of fibrous fillers (B1) and/or particulate fillers (B2), 0-30% by weight of impact toughness modifier and/or polymers different from (A), 0-25% by weight of a flame retardant, and 0-3% by weight of additives may also be contained. | 06-26-2014 |
20140134371 | TRANSPARENT POLYAMIDE ELASTOMERS - A transparent polyamide elastomer of the general structure (I), where R | 05-15-2014 |
20140094548 | Polyamide moulding compounds and use thereof in the production of moulded articles - The present invention relates to polyamide moulding compounds, pigmented black, which include nigrosin and at least one nucleation agent, carbon black being ruled out. The present invention likewise relates to a method for producing moulded articles from the mentioned polyamide moulding compounds and also the corresponding moulded articles. The polyamide moulding compounds are used in the production of components with increased temperature requirements, e.g. in the automobile sector. | 04-03-2014 |
20140072745 | TRANSPARENT POLYAMIDE-IMIDES - What is described is a transparent polyamide-imide based on one or more different imido-dicarboxylic acids (AB) or derivatives thereof, and cycloaliphatic diamines (C) comprising 6 to 24 carbon atoms, wherein the imido-dicarboxylic acids (AB) or derivatives thereof are selected from the group of imido-dicarboxylic acids (AB) having the following structural formulas: | 03-13-2014 |
20140066561 | POLYAMIDE MOULDING COMPOUNDS AND THEIR APPLICATION - This invention describes a thermoplastic moulding compound, specifically a polyamide moulding compound, consisting of:
| 03-06-2014 |
20140066560 | POLYAMIDE MOULDING COMPOSITION AND USE THEREOF - A thermoplastic moulding composition, in particular a polyamide moulding composition, consisting of, by weight:
| 03-06-2014 |
20130317168 | SCRATCH-RESISTANT, TRANSPARENT AND TOUGH COPOLYAMIDE MOULDING COMPOUNDS, MOULDED ARTICLES PRODUCED THEREFROM AND USES THEREOF - Disclosed are scratch-resistant, transparent and tough copolyamide moulding compounds distinguished by high scratch-resistance, excellent transparency and great toughness, which are suitable for producing transparent moulded articles or transparent coatings. The moulding compounds are obtained by polycondensation of a carboxylic acid mixture including at least one aliphatic dicarboxylic acid and at least one aromatic dicarboxylic acid with at least one cycloaliphatic diamine. Also disclosed are moulded parts or coatings produced from the copolyamide compounds. | 11-28-2013 |
20130225721 | FIBER STRUCTURE, METHOD FOR ITS MANUFACTURE AND USE AS WELL AS FIBER-RESIN COMPOSITE MATERIAL - The invention relates to a fixed and/or stabilized fiber structure from a fibrous material as well as from an agent for its fixing and stabilizing. The agent for fixing and stabilizing is a statistical copolyester which is formed from the diacid components terepththalic acid and, optionally, isophthalic acid as well as the diol components butanediol, diethylene glycol and triethylene glycol. A method of manufacturing this fiber structure is also provided. The fiber structure is used as a reinforcement material for polymer matrices, in particular epoxy resins. A fiber composite material containing at least one thermosetting resin as well as the fiber structure in accordance with the invention is furthermore provided. | 08-29-2013 |
20130164477 | POLYAMIDE SHEET SILICATE COMPOSITIONS - The invention relates to polyamide sheet silicate compositions, containing an untreated clay mineral and a water-soluble polyamide, the concentration of the clay material being greater than 30% by weight. Furthermore the invention relates to nanocomposites which contain clay minerals distributed homogeneously in a water-insoluble thermoplastic matrix. These nanocomposites are produced by mixing the polyamide sheet silicate composition and a water-insoluble thermoplastic in the melt. | 06-27-2013 |
20130136911 | FLAME-RETARDANT POLYMER FIBRES AND USE THEREOF AND TEXTILE FABRIC COMPRISING THESE POLYMER FIBRES - The flame-retardant polymer fibre according to the invention comprises a PA66/PA6 polymer blend having the following composition: 60 to 90% by weight of polyamide 66, 6 to 25% by weight of polyamide 6, 4 to 10% by weight of at least one halogen-free flame retardant made of a polycondensate of a) at least one phosphorus-containing monomer selected from adducts of a1) 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide (DOPO) and/or nuclear-substitution DOPO derivatives in a2) unsaturated compounds from the group of mono- and multivalent carboxylic acids and the anhydrides thereof and b) at least one ester-forming monomer selected from the group of mono- or multivalent alcohols and mixtures thereof. In addition to the flammability resistance, the polymer fibre according to the invention has very good textile-mechanical properties, and is resistant to washing-out of the flame retardant. | 05-30-2013 |
20130022766 | LASER BEAM WELDING METHOD AND MOLDED COMPONENTS FABRICATED THEREBY - The invention relates to a method for laser welding two plastic components A, B brought into contact at least in the joining area, wherein component B facing away from the laser radiation consists of a plastic matrix with a white pigmentation of 1.5 5-20 wt.-%, and component A facing the laser radiation, through which the laser beam passes in the welding process, exhibits a plastic matrix. For a given laser wavelength the travel distance of the laser beam through the component A measures at most 10 mm, and given a white pigmentation of the component A in wt.-%, the product of the travel distance of the laser 10 beam through the component A in mm and white pigmentation in wt.-% is less than 1.25, and the travel distance of the laser beam through the component A measures at most 1 mm. | 01-24-2013 |
20120321829 | SEMIAROMATIC MOLDING COMPOUNDS AND USES THEREOF - Disclosed is a polyamide molding compound having heat aging resistance for use as automobile or electrical components and composed of: (A) 27-84.99 wt % of a polyamide mixture consisting of (A1) at least one semiaromatic, semicrystalline polyamide having a melting point of 255° C. to 330° C., (A2) at least one caprolactam-containing polyamide that is different from (A1) and that has a caprolactam content of at least 50 wt %, where the total caprolactam content is 22-30 wt %, with respect to the polyamide mixture, (B) 15-65 wt % of at least one filler and reinforcing agent, (C) 0.01-3.0 wt % of at least one thermal stabilizer, and (D) 0-5.0 wt % of at least one additive, where the components (A)-(D) add up to 100 wt %. | 12-20-2012 |
20120237708 | CASING BODY - Disclosed is a casing body ( | 09-20-2012 |
20120142810 | POLYAMIDE MOULDING COMPOSITIONS BASED ON MIXTURES MADE OF TRANSPARENT COPOLYAMIDES AND OF ALIPHATIC HOMOPOLYAMIDES FOR PRODUCING TRANSPARENT MOULDINGS - A polyamide moulding composition is described, based on a mixture made of transparent copolyamides and of semicrystalline, aliphatic polyamides for producing transparent mouldings, an example being, in particular, a material for the casing of devices such as mobile phones etc. The moulding composition in this case comprises the following components (A)-(C) in the following composition, where the entirety of components (A), (B) and (C) gives 100% by weight:
| 06-07-2012 |
20120115993 | ADHESIVE FOR TEXTILE REINFORCING INSERTS AND USE THEREOF - The present invention relates to a pulverulent adhesive for textile reinforcing inserts, which is dispersible in water, for the production of reinforced rubber products. The adhesive thereby comprises an at least partially capped, low-molecular isocyanate, a wetting agent, a binder and also possibly further additives. | 05-10-2012 |
20120083558 | FLAME-PROTECTED, PARTIALLY AROMATIC POLYAMIDE MOLDING COMPOUNDS - The invention relates to a flame-retardant polyamide molding composition based on semicrystalline polyamides. This polyamide molding composition is based on
| 04-05-2012 |
20120029133 | POLYAMIDE MOULDING COMPOUND FOR PRODUCING MOULDED ARTICLES WITH A SOFT-TOUCH SURFACE AND ALSO CORRESPONDING MOULDED ARTICLES - The invention relates to a polyamide moulding compound for producing moulded articles with a soft-touch surface, the polyamide moulding compound comprising a blend of an amine-terminated, amorphous polyamide and styrene-ethylene/butylene-styrene copolymer and also styrene-ethylene/butylene-styrene copolymer grafted with maleic anhydride. The invention relates furthermore to moulded articles which are produced with this moulding compound and the use thereof. | 02-02-2012 |
20120028060 | MULTILAYER BACKSHEET FOR PHOTOVOLTAIC MODULES, AND ITS PRODUCTION AND USE IN THE PRODUCTION OF PHOTOVOLTAIC MODULES - A multilayer backsheet ( | 02-02-2012 |
20120022194 | PARTIALLY AROMATIC POLYAMIDE MOULDING COMPOSITIONS AND THEIR USES - An unreinforced, halogen-free polyamide moulding composition which is provided with flame retardants and from which it is possible to produce electric and/or electronic components which can be reliably soldered, i.e. in particular without blisters being formed in the soldering process, in particular at 260° C. and possibly higher temperatures after water absorption and in the case of critical designs of the components, and which have an elongation at break of at least 5% and reliably achieve the UL94 classification V0. These polyamide moulding compositions have the following composition: (A) 62-87% by weight of a partially aromatic, partially crystalline copolyamide having a melting point of 270° C. to 320° C. and made up of 100% by weight of diacid fraction composed of: 50-100% by weight of terephthalic acid (TPA) and/or naphthalenedicarboxylic acid; 0-50% by weight of isophthalic acid (IPA), and 100% by weight of diamine fraction composed of at least one diamine selected from the group consisting of: butanediamine, pentanediamine, hexanediamine, octanediamine, methyloctanediamine, nonanediamine, decanediamine, undecanediamine and dodecanediamine; (B) 5-15% by weight of ionomer; (C) 8-18% by weight of flame retardants; (D) 0-5% by weight of additives; where the components (A)-(D) add up to 100% by weight. | 01-26-2012 |
20120000562 | BRAKE BOOSTER LINE - A partial vacuum brake booster line is produced from a polyamide blend molding compound having a polyamide blend component and an impact resistance component. The polyamide blend component of the polyamide blend molding compound comprises the following polyamides: (A) 25 to 65 wt.-% of at least one partially crystalline polyamide having a melt enthalpy of > | 01-05-2012 |
20110281990 | POLYAMIDE MOULDING MATERIAL AND USE THEREOF FOR PRODUCTION OF LED HOUSING COMPONENTS - What is described is a polyamide moulding material based on semicrystalline polyamides for production of LED housings or housing components with high strength, high long-term reflectivity and low blistering tendency. The polyamide moulding material proposed consists of the following components | 11-17-2011 |
20110220667 | IMPACT-RESISTANT MODIFIED POLYAMIDE MOULDING COMPOUND AND CONTAINER FORMED THEREFROM - Disclosed is an impact-resistant modified polyamide moulding compound which is suitable in particular for the production of containers having a good oxygen barrier and low-temperature impact strength. Also disclosed are containers which are produced from the thermoplastic polyamide moulding compound. In particular, storage or transport containers for industrial chemicals, agrochemicals, the cosmetic industry, pharmaceutical industry or foodstuffs industry can be produced from the polyamide moulding compound of the invention. | 09-15-2011 |
20110220236 | TWO-LAYERED PLASTIC TUBING PIECE FOR PRESSURIZED FLUID CONDUITS - The invention relates to a two-layered plastic tubing piece for pressurized fluid conduits comprising an inner layer and an outer layer. The inner layer is formed from a first mixture comprising an elastomeric co-polyolefin or a blend of a partially crystalline polyolefin and a synthetic olefin rubber, as well as a homopolyamide. The outer layer is formed from a second mixture comprising a homopolyamide. According to the invention, both mixtures of the inner layer and the outer layer comprise the same homopolyamide wherein an impact modifier from the class of acid-modified ethylene-α-olefin copolymers is added to each of these mixtures and wherein the homopolyamide has a melting point of above 200° C. and has an average of at least 8 C atoms per monomer unit. The two-layered plastic tubing piece according to the invention is preferably formed as a fluid conduit for automobiles, in particular as a cooling line for automobiles. | 09-15-2011 |
20110184099 | PARTIALLY AROMATIC MOULDING COMPOSITIONS AND THEIR USES - Polyamide moulding composition, in particular for use for components of electronic and/or electrical components, having the following composition:
| 07-28-2011 |
20110146907 | Binding fiber for bonding of flat material containing natural fibers - A binding fiber having, as at least one first thermoplastic component, a copolyamide which has a relative viscosity of at least 1.50 (measured at 0.5% in m-cresol at 25° C.), a MVR of maximum 20 cm | 06-23-2011 |
20110143113 | SEALING STRIPS FOR VEHICLE WINDOWS - The invention relates according to a first aspect to a sealing strip ( | 06-16-2011 |
20110123749 | SEMIAROMATIC MOULDING COMPOSITIONS AND USES OF THESE - A polyamide moulding composition with the following constitution is described:
| 05-26-2011 |
20110105697 | POLYAMIDE MOULDED MASSES CONTAINING SEMI-CRYSTALLINE TRANSPARENT COPOLYAMIDES FOR PRODUCING HIGH FLEXIBLE TRANSPARENT MOULDED PARTS WITH HIGH NOTCH-IMPACT STRENGTH, LOW WATER ABSORBENCY AND EXCELLENT RESISTANCE TO CHEMICALS - The invention relates to polyamide moulded masses based on semi-crystalline, transparent copolyamides predominantly based on aliphatic monomers, for producing transparent or pigmentable moulded parts with a high level of flexibility, high notch-impact strength (Charpy), low water absorbency and excellent resistance to chemicals, containing between 40 and 100 wt. % of at least one transparent copolyamide (constituent A) with a maximum glass transition temperature (Tg) of 80° C. and a melting temperature of at least 150° C., and a melting enthalpy of at least 20 J/g, preferably at least 30 J/g, consisting of at least two different diamines selected from the group consisting of linear and/or branched-chain aliphatic diamines with between 9 and 14 carbon atoms and cycloaliphatic diamines, especially between 6 and 36 carbon atoms, the concentration of cycloaliphatic diamine being between 10 and a maximum of 40 mol % and the concentration of aliphatic diamine at least 60 mol %, respectively in relation to the total diamine content, and of at least one aliphatic dicarboxylic acid, especially between 6 and 36 carbon atoms, and between 0 and 60 wt. % of at least one other polymer (constituent B) selected from the group consisting of amorphous or semi-crystalline homopolyamides or copolyamides, polyether ester amides, polyether amides, polyester amides or mixtures thereof, between 0 and 10 wt. % of other additives (constituent C) selected from the group consisting of UV stabilisers, heat stabilisers, free-radical scavengers and/or processing auxiliary agents, inclusion inhibitors, lubricants, mould-release auxiliary agents, softeners, functional additives for influencing optical properties, especially the refractive index, impact-resistant modifiers, nanoscale fillers and/or loaders, optical brighteners, dyes or mixtures thereof, the constituents (A), (B) and (C) amounting to 100 wt. %. | 05-05-2011 |
20110105655 | FILLED POLYAMIDE MOLDING MATERIALS - Filled polyamide molding compounds which, in addition to a selected polymer mixture comprising polyamides and a flameproofing agent, contain glass fibers with non-circular cross-sections, the use of such molding compounds for the production of molded articles, and the molded articles themselves. | 05-05-2011 |
20110098381 | Adhesive formulation and also method for the treatment of reinforcing inserts - The present invention relates to an adhesive formulation in the form of an aqueous dispersion with a solids content of 10 to 40% by weight relative to the adhesive formulation, for the treatment of reinforcing inserts for the production of reinforced polymer products, 100% by weight of the solids containing
| 04-28-2011 |
20110023986 | POLYAMIDE BLEND MOLDING COMPOUND - Polyamide blend molding compound, includes a polyamide blend content and at least one impact-resistant component, characterized in that the polyamide blend content includes the following polyamides: (A) 20 to 65% by weight of at least one semi-crystalline polyamide with an enthalpy of fusion >40 J/g and with an average of at least 8 C atoms per monomeric unit; (B) 8 to 25% by weight of at least one amorphous and/or microcrystalline polyamide, with the microcrystalline polyamide having an enthalpy of fusion in the range of 4 to 40 J/g, and (C) 1 to 20% by weight of at least one polyamide with an average of a maximum of 6 C atoms per monomeric unit. The impact-resistant component includes as follows: (D) 10 to 40% by weight of a polyamide elastomer which is composed of hard segments and soft segments, with the hard segments being based on lactams and/or amino-carboxylic acids, and (E) 0 to 35% by weight of a non-polyamide elastomer. | 02-03-2011 |
20100324207 | PHOTOVOLTAIC MODULE MONO-BACKSHEET, METHOD FOR THE PRODUCTION THEREOF, AND THE USE THEREOF IN THE PRODUCTION OF PHOTOVOLTAIC MODULES - Relates to mono-backsheets for photovoltaic modules. These mono-backsheets are produced or producible from a molding compound, this molding compound being based on at least one polyamide. The photovoltaic module mono-backsheet according to the invention is characterized in that the at least one polyamide is synthesized from linear and/or branched aliphatic and/or cycloaliphatic monomers, which have an average of at least 8 and at most 17 carbon atoms. The monomers are selected from the group which comprises diamines, dicarboxylic acids, lactams, and amino carboxylic acids, as well as mixtures thereof. The polyamides PA 610 and PA 612 are excluded from the present invention, and the polyamides based on lactams and amino carboxylic acids are cross-linked. | 12-23-2010 |
20100279111 | FILLED POLYAMIDE MOLDING MATERIALS - The invention relates to filled polyamide moulding compounds which, in addition to a selected polymer mixture comprising two different polyamides, contain long glass fibres with a non-circular cross-sectional area. Furthermore, the invention relates to the use of such moulding compounds for the production of moulded articles and the moulded articles themselves. | 11-04-2010 |
20100249307 | MOULDING COMPOUNDS FOR PRODUCING MOULDED PARTS FOR DRINKING WATER - The invention relates to a specific and novel use of a moulding compound having the following constituents: (A) between 30 and 100 wt. % of a polyamide mixture containing (A1) between 50 and 95 wt. % of an aliphatic, partially crystalline homopolyamide or copolyamide or a mixture of such polyamides, and (A2) between 5 and 50 wt. % of a transparent homopolyamide or copolyamide or a mixture of such polyamides; and (B) between 0 and 70 wt. % of filling and reinforcing materials, and optionally auxiliary materials and additives. According to the invention, the moulding compound can be used to produce a moulded part for drinking water, especially a container or a line, in which, depending on the use, at least some regions of the processed moulding compound are essentially directly exposed to the drinking water. | 09-30-2010 |
20100237271 | POLYAMIDE MOULDING COMPOUND, ESPECIALLY FOR PRODUCING MOULDED PARTS FOR DRINKING - The invention relates to a polyamide moulding compound consisting of the following constituents: (A) between 25 and 70 wt. % of an aliphatic polyamide selected from the group PA1010, PA1012, PA1014, PA1210, PA1212, PA1214, PA12 and PA11, or a mixture of at least two of said systems; (B) between 8 and 35 wt. % of a transparent polyamide selected from the group MACM9-36, MACM9-36/PACM9-36, MACMI/12, MACMI/MACMT/12, or a mixture of at least two of said systems; (C) between 10 and 60 wt. % of reinforcing materials; (D) between 0 and 30 wt. % of particulate and/or layered filling materials; and (E) between 0 and 5 wt. % of auxiliary materials and/or additives, the sum of the constituents (A)-(E) amounting to 100 wt. %. Fibres are used at least partially as reinforcing materials (C), the cross-sectional surface of the fibres being either circular or the dimensional ratio of the main cross-sectional axis to the secondary cross-sectional axis being below 2. The invention also relates to uses of such a polyamide moulding compound and components at least partially produced using such a polyamide moulding compound. | 09-23-2010 |
20100227163 | OPTICAL FILTER - The invention relates to an optical filter which comprises at least one optically effective layer and a protective layer on both sides, with at least one of the protective layers being a non-stretched protective polyamide layer which is cast from the solution. The optical filter in accordance with the invention is characterized in that the at least one protective polyamide layer consists of PA MACMI/12 and optional aggregates chosen as required. The at least one protective polyamide layer has a content of laurotactam of 23 mole percent to 57 mole percent in relation to the entire polyamide. | 09-09-2010 |
20100168423 | METHOD FOR THE PRODUCTION OF BRIDGED DIBENZ[c,e] [1,2]-OXAPHOSPHORIN-6-OXIDES - The invention relates to an improved method for the synthesis of monomeric and polymeric nitrogen-bridged derivatives of dibenz[c,e][1,2]-oxaphosphorin-6-oxides. These substances can be used as flameproofing agents for polyesters, polyamides, polycarbonates, epoxy resins, inter alia polymers. | 07-01-2010 |
20100159175 | POLYAMIDE SHEET SILICATE COMPOSITIONS - The invention relates to polyamide sheet silicate compositions, containing an untreated clay mineral and a water-soluble polyamide, the concentration of the clay material being greater than 30% by weight. Furthermore the invention relates to nanocomposites which contain clay minerals distributed homogeneously in a water-insoluble thermoplastic matrix. These nanocomposites are produced by mixing the polyamide sheet silicate composition and a water-insoluble thermoplastic in the melt. | 06-24-2010 |
20100069657 | METHOD FOR THE PRODUCTION OF DIBENZ[C,E] [1,2]-OXAPHOSPHORIN DERIVATIVES, AMINO-DIBENZ[C,E] [1,2]-OXAPHOSPHORIN AND ALSO USE THEREOF - The invention relates to general syntheses of (6H)-dibenz[c,e] [1,2]-oxaphosphorins which are substituted with nitrogen compounds on the phosphorus atom and comprising commercially available 6H-dibenz[c,e] [1,2]-oxaphosphorin-6-oxides. These nitrogen-containing (6H)-dibenz[c,e] [1,2]-oxaphosphorins can be used as reactive starting substances for further syntheses or as flameproofing agents or as stabilisers. | 03-18-2010 |
20090171038 | CROSSLINKABLE POLYAMIDE MOLDING COMPOUNDS AND MOLDED PARTS PRODUCED THEREWITH - The invention relates to crosslinkable, thermoplastic polyamide molding compounds. The polyamides are selected from a group comprising amorphous or microcrystalline polyamides, copolyamides thereof and blends thereof, as well as blends of such polyamides with semicrystalline polyamides. A polyamide molding compound according to the invention is characterized in that it comprises a crosslinking additive which causes the production of crosslinked molded parts formed from said polyamide molding compound under the effect of high-energy irradiation, having a Tg value of >140° C. and a minimum dimensional stability of 90% at temperatures of ≧180° C. These polyamides have a substantially linear structure and the monomers thereof have no olefin C═C double bonds. Corresponding crosslinked polyamide molded parts produced from a polyamide molding compound and the use of this polyamide molding compound to produce these crosslinked polyamide molded parts are additionally disclosed. | 07-02-2009 |
20090163634 | TRANSPARENT POLYAMIDE MOULDING COMPOUND - The invention relates to polyamide moulding compounds with improved scratch resistance, which are constructed from
| 06-25-2009 |
20090085019 | USE OF UV ABSORBERS IN THE PRODUCTION OF TRANSPARENT POLYAMIDE MOLDED PARTS - The invention relates to a polyamide molding compound melt comprising a UV absorber for the production of transparent plastic products or molded parts, which have a reduced transmission for light up to a wavelength of 400 nm. The polyamide molding compound melt according to the invention is characterized in that it comprises at least one UV absorber, of which at least one UV absorber is a compound having at least one substituted benzoyl group, wherein the polyamide molding compound melt comprising this at least one UV absorber causes no visible blooming on surfaces with which it comes into contact during processing. Particularly preferred polyamide molding compound melts comprise PA 6I/MXDI, PA MACM12, PA MACMI/MACMT/12 or PA 6I/6T/MACMI/MACMT/PACMI/PACMT/12 as well as one or more UV absorbers in the form of a dibenzoylmethane compound and/or an aminohydroxybenzoyl benzoic acid ester. | 04-02-2009 |
20090062452 | HIGH-TEMPERATURE POLYAMIDE MOLDING COMPOUNDS REINFORCED WITH FLAT GLASS FIBERS - The present invention relates to reinforced polyamide molding compounds containing high-melting partially aromatic polyamides and flat glass fibers, in particular with a rectangular cross section, i.e., glass fibers with a noncircular cross-sectional area and a dimension ratio of the main cross-sectional axis to the secondary cross-sectional axis of 2 to 6, in particular 3 to 6, most especially preferably from 3.5 to 5.0. The present invention also relates to a method for manufacturing polyamide molding compounds and molded articles manufactured therefrom, i.e., in particular injection-molded parts. The inventive molded parts have a high transverse stiffness and transverse strength. | 03-05-2009 |
20090029154 | PHOTOCHROMIC MOLDING COMPOSITIONS AND ARTICLES PRODUCED THEREFROM - A polyamide molding composition is described, comprising at least one transparent polyesteramide in a proportion by weight of from 70 to 99.99% by weight; at least one further polymer in a proportion by weight of from 0 to 30% by weight; at least one photochromic dye in a proportion by weight of from 0.01 to 2% by weight; and also optionally further dyes and/or additives. The invention further encompasses articles manufactured therefrom, e.g. foils, for the coating of photochromic ophthalmic lenses, or the like. | 01-29-2009 |
20080274355 | SEMIAROMATIC POLYAMIDE MOLDING COMPOSITIONS AND THEIR USE - A polyamide molding composition with the following constitution is described:
| 11-06-2008 |