Class / Patent application number | Description | Number of patent applications / Date published |
252609000 | For solid synthetic polymer and reactants thereof | 29 |
20080203366 | ELECTRICALLY INSULATING FILM AND METHOD THEREFOR - A halogen-free electrically insulating film is prepared from a composition including particular amounts of a poly(arylene ether), a hydrogenated block copolymer of an alkenyl aromatic compound and a conjugated diene, and a triaryl phosphate. The electrically insulating film may be prepared by an extrusion and/or calendering method. Uses of the electrically insulating film include, for example, shielding applications in power supply housing, printed circuit board insulation, backlit aircraft in flight panels and displays, business equipment insulation, computer rack partitions, and television and monitor insulation. | 08-28-2008 |
20080210914 | Flame-retardant, curable moulding materials - The invention relates to a halogen-free flameproofing agent for curable moulding materials, the use of such flameproofing agents for the flame-retardant treatment of curable moulding materials, a process for the preparation of halogen-free, flame-retardant curable moulding materials, and halogen-free, flame-retardant curable moulding materials. | 09-04-2008 |
20080237555 | Scorch prevention in flexible polyurethane foams - Compositions are provided for alleviating or preventing discoloration, known as “scorching”, in flame-retarded flexible polyurethane foams. The anti-scorch compositions contain combinations of antioxidant agents, epoxy compounds, organic phosphites—alone or in combination with metal salts of carboxylic acids. The compositions are useful, for example, for polyurethane foams retarded with aliphatic or aromatic phosphorus-based flame retardants, or with halogen-containing flame retardants. | 10-02-2008 |
20080290330 | Composition of high impact glass firber reinforced flame-retardant engineering plastic and preparation method thereof - A composition of a high impact glass fiber reinforced flame-retardant engineering plastic and a method thereof, which the method includes except for glass fiber, from 30% to 60% by weight of a polyamide 6, from 8% to 25% by weight of an acrylonitrile-butadiene-styrene copolymer, from 3% to 6% by weight of a compatilizer, from 4% to 10% by weight of a flexibilizer, from 12% to 16% by weight of a flame retardant, from 0.3% to 0.5% by weight of an antioxidant, and from 0.3% to 0.8% by weight of a lubricant are added into a high-speed mixer, and mixed for 2-5 min, and the blend composition is fed into a twin screw extruder, and from 18% to 30% by weight of a glass fiber are added into the twin screw extruder at the second half stage, and ground together to be granulated and molded. | 11-27-2008 |
20080290331 | Composition of glass fiber reinforced flame-retardant engineering plastic and preparation method thereof - A composition of a glass fiber reinforced engineering plastic and a preparation method thereof are provided. The method includes: except for glass fiber, from 30% to 70% by weight of a polyamide6, from 8% to 30% by weight of an acrylonitrile-butadiene-styrene copolymer, from 3% to 6% by weight of a compatilizer, from 12% to 16% by weight of a flame retardant, from 0.3% to 0.5% by weight of an antioxidant, and from 0.3% to 0.8% by weight of a lubricant are added into a high-speed mixer, and then mixed for 2-5 min. The blend composition is fed into a twin screw extruder, and from 18% to 35% by weight of a glass fiber are added into the twin screw extruder at the second half stage, and ground together to be granulated and molded. | 11-27-2008 |
20080303006 | FLAME RETARDANT THERMOPLASTIC RESINOUS COMPOSTION - Disclosed are compositions comprising: a flame retardant composition comprising (i) an acrylonitrile-styrene-acrylate graft copolymer (ASA) or acrylate-modified ASA, (ii) at least one rigid thermoplastic polymer comprising structural units derived from styrene and acrylonitrile; alpha-methylstyrene and acrylonitrile; alpha-methylstyrene, styrene, and acrylonitrile; styrene, acrylonitrile, and methyl methacrylate; alpha-methyl styrene, acrylonitrile, and methyl methacrylate; or alpha-methylstyrene, styrene, acrylonitrile, and methyl methacrylate, or mixtures thereof, (iii) at least one halogenated flame retardant, (iv) at least one antidrip additive, (v) optionally at least one additive which comprises an inorganic or organic antimony compound, and (vi) optionally at least one acid scavenger. Articles made from said compositions are also disclosed. | 12-11-2008 |
20090072207 | FLAME RETARDANT RESIN COMPOSITION FOR PRINTED CIRCUIT BOARD, PRINTED CIRCUIT BOARD USING THE SAME AND MANUFACTURING METHOD THEREOF - The present invention relates to a flame retardant resin composition for a printed circuit board and a printed circuit board using the same, in more detail, to a flame retardant resin composition which includes a complex epoxy resin, photo acid generator, a curing agent, a curing accelerator, and an inorganic filler, so that UV curable and property-maintainable insulating material can be manufactured, and to a printed circuit board using the same. | 03-19-2009 |
20090212268 | FLAME RETARDANT ADDITIVE - This invention relates to a flame retardant additive which does not become slimy when brought in contact with warm water. The flame retardant additive comprises a first compound composed of a nitrogen-containing heterocycle compound and a phosphate, and this first compound is surface treated with at least one hydrophobic compound comprising an organosilicon compound. | 08-27-2009 |
20090230366 | Flame retardant composition, flame-retardant resin composition and molded product and fiber made of flame-retardant resin composition - To provide a halogen-free flame retardant composition containing no antimony, phosphorus and phosphorus compounds at all, a non-halogen flame-retardant resin composition of environmental type ideal for disaster prevention made of the flame retardant composition, which causes little carbon monoxide (CO) during combustion while having high flame retardance, and molded products, electric wires, cables, fiber or fiber post-processed products made of the resin composition. The flame retardant composition comprises a mixture of (A) a resin having an average particle diameter of not more than 1000 μm selected from wholly aromatic polyamide, polyimide, polyamideimide, a copolymer of the wholly aromatic polyamide, the polyimide or the polyamideimide or a mixture of the above mentioned polymers and (B) a metal hydrate. The flame-retardant resin composition contains 50 to 200 parts by mass of the flame retardant composition to 100 parts by mass of a thermoplastic resin or a thermosetting resin. | 09-17-2009 |
20090230367 | BROMINATED FLAME RETARDANT - A process for preparing a polybromoaryl ether, the polybromoaryl ether prepared by this process comprising adding to a solvent for the polybromoaryl ether a mixture of (1) at least one compound of the structure HO—Ar—X | 09-17-2009 |
20100025643 | Flame-retardant mixture for thermoplastic polymers, and flame-retardant polymers - The invention relates to flame retardant mixtures for thermoplastic polymers, comprising a phosphinic salt of the formula (I) where M=Al (component A) and a fusible phosphinic salt of the formula (I) where M=Zn (component B), | 02-04-2010 |
20100044654 | Flame Retardant Composition and Hydrolysis-Susceptible Resin Containing Same - A flame retardant composition is provided which contains at least one phosphate ester containing at least one acidic substance resulting from the process of its manufacture, at least one acidity-reducing hydrotalcite and, optionally, at least one acidity-reducing oxetane. The flame retardant composition is especially useful for addition to resins that are susceptible to hydrolytic degradation such as polyesters and polycarbonates, and to resin blends (alloys) containing one or more of such resins, e.g., a blend of polycarbonate and acrylonitrile butadiene-styrene terpolymer. | 02-25-2010 |
20100224840 | Method and Composition - A method of treating a material to improve flame retardancy, the method comprising applying to the material urea, phosphorous acid or a salt thereof, and a base comprising a monovalent metallic cation. | 09-09-2010 |
20110024703 | ARYL ETHER OLIGOMERS AND PROCESS FOR MAKING ARYL ETHER OLIGOMERS - An aryl composition includes aryl ether oligomers. These compositions may be prepared by reaction of one or more dihalobenzenes with one or more dihydroxybenzenes by an Ullman ether reaction. The oligomers may have two or more benzene rings and include terminal halogen, e.g., bromine (Br), or hydroxyl (OH) groups. These oligomers may be brominated to form flame retardant compositions for thermoplastic polymers. | 02-03-2011 |
20110057156 | METHOD FOR DELAMINATING/EXFOLIATING LAYERED MATERIALS - The present invention relates to a method for producing delaminated/exfoliated non-ionic inorganic materials, to such materials and their use as additives. | 03-10-2011 |
20110084242 | PROCESS FOR SOLIDIFICATION OF PHOSPHORIC ESTER-BASED FLAME RETARDANTS - The present invention provides a process of solidifying a phosphoric ester-based flame retardant in which high-level purification is not required and stress load is not employed. | 04-14-2011 |
20110095246 | FLAME RETARDING THERMOPLASTIC ALLOY AND ITS PREPARATION METHOD - The present invention discloses a thermoplastic flame-retardant alloy and a method for preparing it, composed of the following components by the shares and weights as below: 5-94 shares of ABS resin, 3-94 shares of polyester or co-polyester or the mixture of both, 1-50 shares of brominated flame retardant, 1-10 shares of synergistic flame-retardant, 0.001-30 shares of chlorinated polyethylene (CPE), 0.001-2 shares of anti-dripping agent and 0.1-6 shares of processing aid. Comparing with the ABS flame retardant presenting the prior art, the thermoplastic flame-retardant alloy features better glossness, scratch resistance, stronger ultraviolet radiation resistance and better mechanical property, thus making up for the disadvantage that the flame-retardant ABS is prone to become yellow on some occasions with high weatherability requirements. Furthermore, the preparation method of the thermoplastic flame-retardant alloy for the present invention is successive, stable and feasible. | 04-28-2011 |
20110266506 | SILICONE SURFACE-TREATED MAGNESIUM HYDROXIDE - Silicone surface-treated magnesium hydroxide which is surface treated by a silicone oil, the silicone oil comprising: a polyorganosiloxane containing a plurality of first siloxane units each of which contains hydrogen atom bonded silicon atom. The first siloxane units shares 50 mol % or less of total siloxane units in one molecule in average. Accordingly, sufficient fire retardancy and mechanical properties such as sufficient elongation are achieved. | 11-03-2011 |
20110266507 | MELAMINE PHENYLPHOSPHONATE FLAME RETARDANT COMPOSITIONS - The present invention relates to flame retardant polymer compositions which comprise melamine phenylphosphonates and mixtures with dihydro-oxa-phosphaphenanthrene derivatives. The compositions are especially useful for the manufacture of flame retardant compounds based on polyfunctional epoxides or polycondensates like polyesters, polyamides and polycarbonates. | 11-03-2011 |
20120037861 | FLAME RETARDANT COMPOSITION FOR FLAMMABLE PLASTIC MATERIALS COMPRISING 2,4,6-TRIS(2,4,6-TRIBROMOPHENOXY)-1,3,5-TRIAZINE AND PROCESS FOR PRODUCING THE SAME - A flame retardant composition for flammable plastic materials and a method for producing the same are disclosed. The flame retardant composition comprises 2,4,6-tris(2,4,6-tribromophenoxy)-1,3,5-triazine that contains 1 to 1000 ppm of a metal species of a water-insoluble polyvalent metal compound selected from the group consisting of oxide, hydroxide, carbonate, phosphate, sulfate and silicate present in the particles of 2,4,6-tris(2,4,6-tribromophenoxy)-1,3,5-triazine. The flame retardant composition is produced by reacting an alkali metal salt of 2,4,6-tribromophenol and cyanuric chloride in the presence of said water-insoluble polyvalent metal compound. | 02-16-2012 |
20120119172 | AMINO TERMINATED PHOSPHONAMIDE OLIGOMERS AND FLAME RETARDANT COMPOSITIONS THEREFROM - The invention relates to the use of amino terminated phosphonamides and their oligomers, as flame retardant additives for a variety of polymers to impart flame retardancy while maintaining or improving processing characteristics and other important properties. | 05-17-2012 |
20120175573 | COMPOSITIONS COMPRISING POLYPHOSPHONATES AND ADDITIVES THAT EXHIBIT AN ADVANTAGEOUS COMBINATION OF PROPERTIES, AND METHODS RELATED THERETO - Disclosed are new compositions consisting of polyphosphonates and specific additive compositions that exhibit superior resistance to degradation due to exposure to air, high temperature and air, moisture or combinations thereof. Also disclosed are polymer mixtures or blends comprising these polyphosphonates/additive compositions and commodity and engineering plastics and articles produced therefrom. Further disclosed are articles of manufacture produced from these materials, such as fibers, films, coated substrates, moldings, foams, fiber-reinforced articles, or any combination thereof. | 07-12-2012 |
20120292582 | AMMONIUM SALTS OF 9,10-DIHYDRO-10-HYDROXY-9-OXA-10-PHOSPHA-PHENANTHRENE-10-ONE - The invention relates to ammonium salts of 9,10-dihydro-10-hydroxy-9-oxa-10-phosphaphenanthrene-10-one or -10-oxide (DOPO-OH) of formula I: | 11-22-2012 |
20130221295 | ORGANIC/INORGANIC HYBRIDS, AND PROCESS OF PRODUCING THEM - The invention has for its objects to provide an organic/inorganic hybrid that has high flame retardancy, flexibility, moldability and affinities for organic compounds, and is capable of including therein an organic compound having a large number of carbon atoms. | 08-29-2013 |
20130234084 | (Meth)Acrylic-Based Flame Retardant Copolymer and Method for Manufacturing the Same - An eco-friendly (meth)acrylic flame retardant copolymer includes a phosphorous-based acrylic monomer to provide a high index of refraction and excellent flame retardancy. | 09-12-2013 |
20130334477 | FLAME-RETARDANT RESIN COMPOSITION - Contained in a thermoplastic resin (A) are a flame retardant (B) including a reaction product of a specific nitrogen-containing compound (such as triallyl isocyanurate) and a specific phosphorus-containing compound (such as 9,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide), is insoluble in toluene and contains the phosphorus atoms in 5.0 to 10.0% by weight; and at least one kind of a component (C) selected from the group consisting of a flame-retardant promoter (Cx), an impact modifier (Cy), and a layered compound (Cz). | 12-19-2013 |
20140217337 | Preparation of Hydroxyphenyl Phosphine Oxide Mixtures - A hydroxyphenyl or alkoxyphenyl phosphine oxide composition comprising (i) a first mixture of mono-(hydroxyphenyl) or (alkoxyphenyl)phosphine oxide isomers, (ii) a second mixture of bis-(hydroxyaryl) or (alkoxyphenyl)phosphine oxide isomers, (iii) a third mixture of tris-(hydroxyaryl) or (alkoxyphenyl)phosphine oxide isomers, and optionally iv) a minority amount of non-hydroxy or non-alkoxy tris-phenyl phosphine oxides is provided. Also provided are epoxy resins compositions with excellent flame retardancy and physical properties, which resins comprise the phosphine oxide composition. | 08-07-2014 |
20160168469 | Preparation of Hydroxyphenyl Phosphine Oxide Mixtures | 06-16-2016 |
20190144659 | Flame Retardant Compositions For Polyolefins | 05-16-2019 |