Patent application number | Description | Published |
20100224129 | SYSTEM AND METHOD FOR SURFACE TREATMENT AND BARRIER COATING OF FIBERS FOR IN SITU CNT GROWTH - A system for synthesizing carbon nanotubes (CNT) on a fiber material includes a surface treatment system adapted to modify the surface of the fiber material to receive a barrier coating upon which carbon nanotubes are to be grown, a barrier coating application system downstream of the surface treatment system adapted to apply the barrier coating to the treated fiber material surface, and a barrier coating curing system downstream of the barrier coating application system for partially curing the applied barrier coating to enhance reception of CNT growth catalyst nanoparticles. | 09-09-2010 |
20100227134 | METHOD FOR THE PREVENTION OF NANOPARTICLE AGGLOMERATION AT HIGH TEMPERATURES - A method includes: (a) conformally depositing a barrier coating, provided in liquid form, on at least one surface of a substrate; (b) embedding a plurality of nanoparticles in the barrier coating to a selected depth; and (c) fully curing the barrier coating after embedding the plurality of nanoparticles; the embedded plurality of nanoparticles are in continuous contact with the cured barrier coating. The order in which the barrier coating and nanoparticles are deposited on the substrate can be switched or they can be deposited simultaneously. An article includes a substrate having a cured barrier coating conformally disposed on at least one surface of the substrate and a plurality of nanoparticles embedded to a selected depth in the barrier coating creating an embedded portion of each of the plurality of nanoparticles. The embedded portion of each of the plurality of nanoparticles in continuous contact with the cured barrier coating. | 09-09-2010 |
20110186775 | CARBON NANOTUBE-INFUSED FIBER MATERIALS CONTAINING PARALLEL-ALIGNED CARBON NANOTUBES, METHODS FOR PRODUCTION THEREOF, AND COMPOSITE MATERIALS DERIVED THEREFROM - Carbon nanotube-infused fiber materials containing substantially parallel-aligned, infused carbon nanotubes are described herein. The carbon nanotube-infused fiber materials contain a fiber material and a layer of carbon nanotubes infused to the fiber material, where the infused carbon nanotubes are aligned substantially parallel to the longitudinal axis of the fiber material and at least a portion of the substantially parallel-aligned, infused carbon nanotubes are crosslinked to each other, to the fiber material, or both. Crosslinking can occur through covalent bonding or pi-stacking interactions, for example. The carbon nanotube-infused fiber materials can further contain additional carbon nanotubes that are grown on the layer of substantially parallel-aligned, infused carbon nanotubes. Composite materials containing the carbon nanotube-infused fiber materials and methods for production of the carbon nanotube-infused fiber materials are also described herein. | 08-04-2011 |
20120058296 | METAL SUBSTRATES HAVING CARBON NANOTUBES GROWN THEREON AND PROCESSES FOR PRODUCTION THEREOF - Processes for growing carbon nanotubes on metal substrates are described herein. The processes include depositing a catalyst precursor on a metal substrate, optionally depositing a non-catalytic material on the metal substrate, and after depositing the catalyst precursor and the optional non-catalytic material, exposing the metal substrate to carbon nanotube growth conditions so as to grow carbon nanotubes thereon. The carbon nanotube growth conditions convert the catalyst precursor into a catalyst that is operable for growing carbon nanotubes. The metal substrate can remain stationary or be transported while the carbon nanotubes are being grown. Metal substrates having carbon nanotubes grown thereon are also described. | 03-08-2012 |
20120058352 | METAL SUBSTRATES HAVING CARBON NANOTUBES GROWN THEREON AND METHODS FOR PRODUCTION THEREOF - The present disclosure describes methods for growing carbon nanotubes on metal substrates. The methods include depositing a catalytic material on a metal substrate to form a catalyst-laden metal substrate; optionally depositing a non-catalytic material on the metal substrate prior to, after, or concurrently with the catalytic material; conveying the catalyst-laden metal substrate through a carbon nanotube growth reactor having carbon nanotube growth conditions therein; and growing carbon nanotubes on the catalyst-laden metal substrate. The catalyst-laden metal substrate can optionally remain stationary while the carbon nanotubes are being grown. The catalytic material can be a catalyst or a catalyst precursor. The catalytic material and the optional non-catalytic material can be deposited on the metal substrate from one or more solutions by, for example, spray coating or dip coating techniques. | 03-08-2012 |
20120070667 | CARBON FIBER SUBSTRATES HAVING CARBON NANOTUBES GROWN THEREON AND PROCESSES FOR PRODUCTION THEREOF - Processes for growing carbon nanotubes on carbon fiber substrates are described herein. The processes can include depositing a catalyst precursor on a carbon fiber substrate, optionally depositing a non-catalytic material on the carbon fiber substrate, and after depositing the catalyst precursor and the optional non-catalytic material, exposing the carbon fiber substrate to carbon nanotube growth conditions so as to grow carbon nanotubes thereon. The carbon nanotube growth conditions can convert the catalyst precursor into a catalyst that is operable for growing carbon nanotubes. The carbon fiber substrate can remain stationary or be transported while the carbon nanotubes are being grown. Optionally, the carbon fiber substrates can include a barrier coating and/or be free of a sizing agent. Carbon fiber substrates having carbon nanotubes grown thereon are also described. | 03-22-2012 |
20130236631 | RESISTANCE MEASUREMENT SYSTEM AND METHOD OF USING THE SAME - A quality control system for the manufacture of carbon nanostructure-laden substrates includes a resistance measurement module for continuously measuring resistance of the carbon nanostructure (CNS)-laden substrate. | 09-12-2013 |
Patent application number | Description | Published |
20090017246 | COPOLYMERS COMPRISING POLYAMIDE BLOCKS AND POLYETHER BLOCKS AND HAVING IMPROVED OPTICAL PROPERTIES - Copolymer comprising polyamide PA blocks alternating with polyether PE blocks, the PA blocks comprising or being composed of polyamide PA X,Y blocks, optionally PA X,Y/{Z} blocks, obtained by polycondensation of at least one linear aliphatic diamine having X carbon atoms; of at least one dicarboxylic acid having Y carbon atoms; and, if appropriate, of at least one comonomer {Z} chosen from lactams and α,ω-aminocarboxylic acids having Z carbon atoms and equimolar mixtures of at least one diamine having X1 carbon atoms and of at least one dicarboxylic acid having Y1 carbon atoms, (X1, Y1) being different from (X, Y), the said comonomer or comonomers {Z} having being introduced in a proportion by weight ranging up to 50%, preferably up to 20%, more advantageously still up to 10%, with respect to the combined polyamide precursor monomers; the said copolymer being characterized in that the said PA blocks comprise carboxyl ends; X is at least equal to 2; Y is at least equal to 6; the said PE blocks are either PE blocks comprising hydroxyl ends, otherwise known as PE diol blocks, so that the bonds between the PA blocks comprising carboxyl ends and the PE diol blocks are ester bonds; or, in the case where Y has a number of carbon atoms of greater than 14, PE blocks comprising NH | 01-15-2009 |
20090023868 | COPOLYMERS COMPRISING POLYAMIDE BLOCKS AND POLYETHER BLOCKS AND HAVING IMPROVED MECHANICAL PROPERTIES - The invention relates to a copolymer comprising polyamide blocks PA alternated with polyether blocks PE, said PA blocks being formed by homopolyamide blocks PA X.Y obtained by polycondensation of: a linear aliphatic diamine having X carbon atoms, and a carboxylic diacid having Y carbon atoms. Said copolymer is characterized in that the crystallinity of block PA is greater than the crystallinity of a PA block of the same size and/or the PA/PE phase separation is greater than that of a PA12/PTMG copolymer with PA12 blocks of the same size as the PAX.Y blocks and PTMG of the same size as the PE blocks. | 01-22-2009 |
20090221767 | NOVEL USE OF A COPOLYMER COMPRISING POLYAMIDE BLOCKS AND POLYETHER BLOCKS ORIGINATING AT LEAST PARTIALLY FROM POLYTRIMETHYLENE ETHER GLYCOL - Use of a copolymer comprising polyamide blocks and polyether blocks of the general formula (I) | 09-03-2009 |
20090264601 | COPOLYMERS HAVING AMIDE UNITS AND ETHER UNITS WITH IMPROVED OPTICAL PROPERTIES - A subject-matter of the present invention is a copolymer based on amide units and based on ether units, the amide units being composed predominantly of an equimolar combination of at least one diamine and of at least one dicarboxylic acid, the diamine or diamines being predominantly cycloaliphatic and the dicarboxylic acid or acids being predominantly linear aliphatic, it being possible for the amide units optionally to comprise, but to a minor extent, at least one other polyamide comonomer, the respective proportions of monomers of the ether and amide units being chosen so that:
| 10-22-2009 |
20100234539 | POLYAMIDE, POLYESTER AND POLYETHER BLOCK COPOLYMER - The subject of the invention is a segmented block copolymer comprising polyamide blocks, polyester blocks and polyether blocks, of general formula: | 09-16-2010 |
20110183099 | BLOCK COPOLYMER DERIVED FROM RENEWABLE MATERIALS AND METHOD FOR MAKING SUCH BLOCK COPOLYMER - The present invention relates to a block copolymer derived from at least one tetrahydrofuran monomer containing | 07-28-2011 |
20120043676 | COPOLYMERS COMPRISING POLYAMIDE BLOCKS AND POLYETHER BLOCKS AND HAVING IMPROVED OPTICAL PROPERTIES - The invention relates to a process for producing a shaped article having improved optical properties compared to a polyamide 12/polytetramethylene block copolymer. The article is made from a block copolymer PAX.Y/PE where polyamide (PA) blocks are selected from PA 10,12; PA 6,18; PA 10,14; and PA 12.12; alternating with polyether (PP blocks, selected front the group consisting of: PE blocks comprising hydroxyl ends, and PE blocks comprising NH | 02-23-2012 |
20120065340 | COPOLYMERS COMPRISING POLYAMIDE BLOCKS AND POLYETHER BLOCKS AND HAVING IMPROVED MECHANICAL PROPERTIES - The invention relates to a process for producing a shaped article having excellent mechanical properties, said article comprising a block copolymer PAX.Y/PE comprising polyamide (PA) blocks alternating with polyether (PE) blocks, prepared from homopolyamide blocks PAX.Y by polycondensation of linear aliphatic diamines where PAX.Y is selected from the group consisting of PA 10,12; PA 6,18; PA 10,14; and PA 12.12, reacted with polyether PE blocks in the presence of a catalyst to produce a block copolymer PAX.Y/PE, wherein said PE blocks are either PE diols, or PE blocks comprising NH | 03-15-2012 |
20120108694 | METHOD FOR SYNTHESISING A BLOCK COPOLYMER ALLOY HAVING IMPROVED ANTISTATIC PROPERTIES - The invention relates to a method for synthesising a block copolymer alloy including at least one rigid polyamide block PA, including the steps of: a) producing said block copolymer; b) adding, during step a) and to at least a portion of said block copolymer, 0.1 to 30 wt % of at least one organic salt in the molten state relative to the total weight of the alloy, so that the alloy thus obtained has improved antistatic properties and identical mechanical properties when compared to the same polymer produced without adding an organic salt. The invention also relates to a block copolymer alloy having improved antistatic properties and obtained by said method, to the use thereof in a polymer matrix, and to a composition containing same. | 05-03-2012 |
20130022771 | BLOCK COPOLYMER DERIVED FROM RENEWABLE MATERIALS AND METHOD FOR MAKING SUCH A BLOCK COPOLYMER - The invention relates to a block copolymer derived from at least one ethylene oxide and/or propylene oxide monomer containing | 01-24-2013 |
20130156833 | COSMETIC COMPOSITION COMPRISING PEBA - The present invention relates to a composition comprising from 0.1 to 30% by weight of copolymer comprising polyether blocks and polyamide blocks (PEBA), and from 70 to 99.9% by weight of a medium which is acceptable in the cosmetics industry, in the perfumery industry and/or in the pharmaceutical industry. The present invention also relates in particular to a process for incorporating a copolymer comprising polyether blocks and polyamide blocks into a cosmetic, perfumery and/or pharmaceutical medium. The subject matter of the present invention is also the use of a copolymer comprising polyether blocks and polyamide blocks (PEBA) for producing a cosmetic, pharmaceutical or perfumery product, said PEBA being incorporated in the form of a composition in accordance with the invention. | 06-20-2013 |
20130202831 | PEBA-BASED COMPOSITION AND USE THEREOF FOR THE MANUFACTURE OF A TRANSPARENT ARTICLE HAVING HIGH-VELOCITY IMPACT RESISTANCE - A copolymer containing polyether (PE) block(s) and polyamide (PE) block(s) issued for the manufacture of a transparent article having high-velocity impact resistance, and impact strength. In said copolymer:
| 08-08-2013 |
20130296502 | COPOLYMERS COMPRISING POLYAMIDE BLOCKS AND POLYETHER BLOCKS AND HAVING IMPROVED MECHANICAL PROPERTIES - The invention relates to a process for producing a shaped article having excellent mechanical properties, said article comprising a block copolymer PAX.Y/PE comprising polyamide (PA) blocks alternating with polyether (PE) blocks, prepared from homopolyamide blocks PAX.Y by polycondenstation of linear aliphatic diamines where PAX.Y is selected from the group consisting of PA 10,12; PA 6,18; PA 10,14; and PA 12.12, reacted with polyether PE blocks in the presence of a catalyst to produce a block copolymer PAX.Y/PE, wherein said PE blocks are either PE diols, or PE blocks comprising NH | 11-07-2013 |
20130303664 | WOOD/POLYMER COMPOSITE WITH IMPROVED THERMAL STABILITY - A composite including a thermoplastic elastomer and a plant flour. This composite has an increased thermal stability and can be used in a construction material. | 11-14-2013 |
20140335031 | LIQUID SOLUTION COMPRISING PEBA - A liquid composition including between 1 and 15 parts by weight of PEBA to 100 parts by weight of solvent, wherein: said solvent includes between 1 and 49% by volume of alcohol low in C | 11-13-2014 |
20150048541 | METHOD FOR EXTRUDING A POLYMER IN THE PRESENCE OF WATER - The invention relates to a method for converting a polycondensed elastomeric thermoplastic polymer, including a step of extruding the polycondensed elastomeric thermoplastic polymer in the presence of water. The polycondensed elastomeric thermoplastic polymer is in particular chosen from copolymer block amides, copolyethers or copolyester block urethanes, copolyether block esters and the mixtures thereof, and is preferably a copolyether block amide. | 02-19-2015 |
20150147551 | USE OF AN ALLOY OF THERMOPLASTIC STARCH AND FPO IN THE MANUFACTURE OF AN ADHESIVE ULTRATHIN WATERPROOF-BREATHABLE FILM - The present invention relates to the use of thermoplastic starch in the manufacture of an adhesive and ultrathin waterproof-breathable film, said thermoplastic starch being provided in the form of an alloy with at least one hydrophilic functionalized polyolefin obtained either by copolymerization or by grafting of a polyolefin backbone with an unsaturated monomer, said unsaturated monomer being grafted by PEGs and/or forming a metal salt. This film can be used in a textile product in the medical field, hygiene, luggage, the clothing industry, the garment industry, domestic or household equipment, furniture, fitted carpets, the automobile industry, industry, in particular industrial filtration, agriculture and/or the construction industry. | 05-28-2015 |
Patent application number | Description | Published |
20160083573 | TRANSPARENT AND ANTISTATIC PMMA COMPOSITION - A transparent antistatic composition based on polymethyl methacrylate (PMMA), including: 55% to 99.9% by weight of PMMA, and 0.1% to 45% by weight of at least one polyamide (PA) block-containing and polyether (PE) block-containing copolymer (PEBA) including polyethylene glycol (PEG), with respect to the total composition weight, said copolymer including in the range 50% to 80% by weight of PEG with respect to the total weight of copolymer. Also, the use of a composition of this type for the manufacture of at least a portion of the following items: an industrial part, an automobile part, a safety accessory, sign, luminous strip, signalling and advertizing panel, display, etching, furniture, shop fitting, decoration, contact ball, dental prosthesis, ophthalmological implant, membrane for hemodialysis, optic fibers, artwork, sculpture, camera lenses, disposable camera lenses, printing support, in particular a support for direct printing with UV inks for pictures, photographs, window glass, panoramic roof. | 03-24-2016 |