Entries |
Document | Title | Date |
20080255319 | Urethane acrylates for UV powder coatings - The present invention relates to powder coating binders containing polyurethanes having (meth)acryloyl groups which are applied onto a substrate, fused with heat and cured by electromagnetic radiation and exhibit improved scratch and mar resistance, and to a process for preparing the same. | 10-16-2008 |
20080262167 | Crystallized Polyethylene Terephthalate, Which Contains Silicon, and Process for its Preparation - The present invention is directed to crystallized polyethylene terephthalate, PET, which contains silicon in a bounded and integrated into the molecular structure of PET form. The crystallized form preferably has been obtained by a temperature treatment of amorphous PET, which contains silicon in a bounded and integrated into the molecular structure of PET form. There is also described a process for the preparation of crystallized polyethylene terephthalate, PET, which contains silicon in a bounded and integrated into the molecular structure of PET form. | 10-23-2008 |
20090069506 | HYDROPHILIC FILM, AND PLANOGRAPHIC PRINTING MATERIAL, STAIN-PREVENTATIVE MEMBER AND DEFOGGING MEMBER USING THE SAME - The invention provides a hydrophilic film obtained by curing, by at least one energy source selected from heat and light, a composition comprising a compound that has, in a molecule thereof, two or more ring structures selected from the group consisting of five-membered structures and six-membered structures, wherein the ring structures have a hydrophilic group. The invention further provides a planographic printing material having at least a substrate and the hydrophilic film formed on the substrate. The invention further provides a method for forming a planographic printing plate including at least forming an ink receiving portion on a planographic printing material by applying a hydrophobic material by an ink jet recording process. | 03-12-2009 |
20090221763 | Chemical Defunctionalization of Polymeric Alkylenedioxyheterocyclics - A method for preparing a defunctionalized alkylenedioxyheterocycle polymer or copolymer involves providing a polycarboxylic acid derivative functionalized alkylenedioxyheterocycle polymer or copolymer and transforming the polymer or copolymer into a defunctionalized alkylenedioxyheterocycle polymer or copolymer which is a polyhydroxy, polythiol, polyamino, or polycarboxylic acid functionalized alkylenedioxyheterocycle polymer or copolymer. The monomers, homopolymers and copolymers for use in the method are new compositions of matter. The polymers containing polycarboxylic acid derivative functionalized alkylenedioxyheterocycle units are soluble polymers which are defunctionalized to yield insoluble polyhydroxy, polythiol, polyamino, or polycarboxylic acid functionalized alkylenedioxyheterocycle polymers. These polymers can be cast as films for use as: hole transport layers in organic light emitting diodes; active electrochrome in electrochromic windows, mirrors and displays; field effect transistors, supercapacitors, batteries, photovoltaic cells, and other electronic components; electronic paper; anti-stat conductors; and transparent conductors. | 09-03-2009 |
20090286938 | SYNTHESIS OF HYBRID BLOCK COPOLYMERS FROM DIFLUOROACETATE AMMONIUM SALTS - The present invention provides polymerization initiators and uses thereof. | 11-19-2009 |
20090318628 | ALIPHATIC POLYESTER RESIN COMPOSITION AND METHOD FOR PRODUCTION THEREOF - The present invention relates to an aliphatic polyester resin composition having excellent hydrolysis resistance, added to an aliphatic polyester resin (A), a reactive monomer (B) (e.g. a monocarbodiimide compound) and a reactive polymer (C) (e.g. a polycarbodiimide compound). | 12-24-2009 |
20100010169 | SHAPE MEMORY MATERIALS AND METHOD FOR FABRICATING THE SAME - Materials having shape memory properties and method for fabricating the same are provided. The material having shape memory properties includes a blend prepared by melt blending an amorphous polyester and a semi-crystalline polyester. The method for fabricating shape memory material includes melt blending an amorphous polyester and a semi-crystalline polyester. | 01-14-2010 |
20100305279 | ULTRA HIGH-TEMPERATURE PLASTIC PACKAGE AND METHOD OF MANUFACTURE - A package for microelectronic circuits includes a frame made of a high molecular weight plastic material, such as a liquid crystal polymer (LCP), attached to a flange, or leadframe. The plastic material is injection molded to the flange. Initial polymerization of the plastic material can occur in a liquid state and results in an intermediate material having an initial melting temperature. After the frame is injection molded, the frame is heated and undergoes further (secondary) polymerization, thereby lengthening polymer chains in the plastic material. These longer polymer chains have higher molecular weight, and the resulting final material has a higher melting temperature, than the intermediate material. The resulting ultra-high molecular weight polymer can withstand high temperatures, such as those encountered during soldering. Thus, after the further (secondary) polymerization, a die can be soldered to the flange, without damaging the plastic frame. | 12-02-2010 |
20100311918 | METHOD FOR PRODUCING POLYAMIDES - A process for preparing polyamides by reacting starting monomers selected from dicarboxylic acids and diamines or salts of the dicarboxylic acids and diamines, amino carboxylic acids, amino nitriles, lactams and mixtures thereof, in the presence or absence of water and/or of functionalizing compounds capable of attaching to carboxyl or amino groups, comprises performing the reaction in an ionic liquid as solvent without use of additional accelerants which, based on the monomers, are present in an amount of more than 50 mol %. | 12-09-2010 |
20110144285 | RESIN COMPOSITION - The present invention provides a resin composition with favorable melt fluidity, sliding characteristics, toughness, mechanical strength, etc. | 06-16-2011 |
20120149850 | STENT FORMED FROM CROSSLINKED BIOABSORBABLE POLYMER - A stent having a stent body made from a crosslinked bioabsorbable polymer is disclosed. A method of making the stent including exposing a tube formed from a bioabsorbable polymer to radiation to crosslink the bioabsorbable polymer and forming a stent body from the exposed tube is disclosed. The tube can include a crosslinking agent which induces crosslinking upon radiation exposure. Additionally or alternatively, the bioabsorbable polymer can be a copolymer that crosslinks upon exposure to radiation in the absence of a crosslinking agent. | 06-14-2012 |
20120184686 | MODIFIED RECYCLED POLYESTER RESIN AND MOLDED ARTICLE USING THE SAME - To provide a modified recycled polyester resin that has stable moldability, is capable of producing as a by-product only a small amount of gel-like material during the process of modification to allow stable cross-linking reaction, and can prevent the possibility of recleavage, and to provide a molded article using the same. The modified recycled polyester resin contains a recycled PET resin having a carboxyl group, and a modifying agent having an epoxy group and an oxazoline group, ends of the carboxyl group of the recycled PET resin being modified with the modifying agent, wherein a mole ratio between the oxazoline group and the epoxy group is within a range of 100:90 to 100:0.01, and an additive amount of the modifying agent is 0.001 to 15 parts by mass with respect to 100 parts by mass of the recycled PET resin. | 07-19-2012 |
20120190800 | FUNCTIONALIZED POLYETHYLENE TEREPHTHALATE POLYMERS, FUNCTIONALIZED DERIVATIVE POLYMERS OF POLYETHYLENE TEREPHTHALATE, METHODS OF MAKING AND USING SAME - The presently disclosed and claimed inventive concept(s) relates generally to the functionalized polyethylene terephthalate polymers and functionalized derivatives of PET. More particularly, but not to be construed as limiting, the presently disclosed and claimed inventive concept(s) relate to lower molecular weight functionalized digested PET materials from digesting recycled and methods of making and using same. | 07-26-2012 |
20120226000 | POLYVINYL CHLORIDE CONTAINING MULTIARMED STAR COPOLYMERS - The invention concerns processes for the production of multiarmed star copolymers comprising polymerizing vinyl chloride with a multifunctional initiator in the presence of Na | 09-06-2012 |
20120245303 | POLYAMIDE COMPOSITION CONTAINING POLYAMIDE 4,10 - Polyamide composition comprising a first polyamide, characterized in that the composition further comprises polyamide 4,10 in an amount of at least 0.01 wt %, based on the total amount of polyamides in the composition. In a preferred embodiment of the invention, the first polyamide is an aliphatic polyamide chosen from the group of polyamide 6, polyamide 6,6 and polyamide 4,6. | 09-27-2012 |
20120245304 | CYCLIC CARBONYL COMPOUNDS WITH PENDANT CARBONATE GROUPS, PREPARATIONS THEREOF, AND POLYMERS THEREFROM - A one pot method of preparing cyclic carbonyl compounds comprising an active pendant pentafluorophenyl carbonate group is disclosed. The cyclic carbonyl compounds can be polymerized by ring opening methods to form ROP polymers comprising repeat units comprising a side chain pentafluorophenyl carbonate group. Using a suitable nucleophile, the pendant pentafluorophenyl carbonate group can be selectively transformed into a variety of other functional groups before or after the ring opening polymerization. | 09-27-2012 |
20130012664 | POLYURETHANE COMPOSITIONS HAVING IMPROVED IMPACT RESISTANCE AND OPTICAL PROPERTIES - A thermoset polyurethane composition having excellent impact and optical properties is prepared from a formulation comprising at least a prepolymer and a chain extender. The prepolymer includes an isocyanate component, containing 1,3-bis(isocyanatomethyl)cyclohexane and at least (20) percent by weight of 1,4-bis(isocyanatomethyl)cyclohexane, and an isocyanate-reactive component, containing hydroxyl, amine or thiol functionality. The isocyanate-reactive component includes from (70) to (95) percent by weight of a compound having a molecular weight from 150 to less than 950 Daltons, and from (5) to (30) percent by weight of a compound having a molecular weight from 2,000 to 4,500 Daltons. The chain extender is an aromatic, aliphatic, or cycloaliphatic polyamine compound containing at least one hydroxyl and/or thiol group. Articles that may be prepared include ophthalmic lenses, vehicle glazings, aircraft canopies, and the like. | 01-10-2013 |
20130035446 | PHOTOALIGNING MATERIAL - The present invention relates to polymer, homo- or copolymer or oligomer for the photoalignment of liquid crystals comprising a main chain and a side chain, wherein the side chain comprises a difluoromethylene group, compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs). | 02-07-2013 |
20130085236 | POLYARYLENE BLOCK COPOLYMER HAVING SULFONIC ACID GROUP AND USE THEREOF - A polyarylene block copolymer can provide a solid polymer electrolyte and proton conductive membrane having high proton conductivity, high dimensional stability, and high mechanical strength. The polyarylene block copolymer also has reduced swelling in hot water and reduced shrinkage in drying. The polyarylene block copolymer includes a polymer segment having a sulfonic acid group, and a polymer segment having substantially no sulfonic acid group. | 04-04-2013 |
20130090434 | AZIRIDINYL-CONTAINING COMPOUNDS - Compounds are described that have both an aziridinyl group as well as a polymeric group. Methods of making these compounds are also described. The aziridinyl group of the compound can be reacted with an acidic group on a second compound resulting in the opening of the aziridinyl ring and the attachment of the polymeric group to the second compound. | 04-11-2013 |
20130116386 | RESINS - The present invention relates to methods for the production of a resin such as a thermosetting resin, particularly a bioresin, components for use in the methods, and products obtained from the methods. In one aspect the method of forming a resin comprising the steps of: (1) providing an aldehyde-cross-linking agent condensate obtained by reacting a volatile aldehyde with a cross-linking agent; (2) providing a non-volatile aldehyde; and (3) combining the aldehyde-cross-linking agent condensate and the non-volatile aldehyde, thereby forming the resin. | 05-09-2013 |
20130296501 | POLYIMIDOTHIOETHERS-INORGANIC NANOPARTICLE HYBRID MATERIAL, INTERMEDIATE THEREOF AND THEIR PREPARATION - The present invention relates to novel polyimidothioethers-inorganic nanoparticle hybrid material, which exhibit good surface planarity, thermal dimensional stability, tunable refractive index, and high optical transparency upon forming into films. The present invention also relates to polyimidothioethers which is an intermediate for preparing the present hybrid material, and their preparation. | 11-07-2013 |
20130303711 | CHEMICAL MODIFICATION OF LIGNIN AND LIGNIN DERIVATIVES - A method for producing a trans-esterified hydroxypropyl lignin (HPL) is provided in one example embodiment and includes precipitating a lignin, dissolving the precipitated lignin in a solution, adding a reagent to the solution, adjusting the pH of the solution, allowing reactions in the solution to occur for a predetermined amount of time, precipitating the solution to produce a precipitate, and washing, filtering, and drying the precipitate to produce the trans-esterified HPL. | 11-14-2013 |
20140011965 | BIODEGRADABLE RESIN COMPOSITION AND MOLDED ARTICLE OF THE SAME - Disclosed are a biodegradable resin composition comprising a copolymer (A) with a weight average molecular weight of 1,000 to 30,000, which comprises a constituent unit (a-1) derived from a multivalent carboxylic acid except for an amino acid and a constituent unit (a-2) derived from a hydroxycarboxylic acid, and a biodegradable resin (B), which has excellent hydrolyzability and excellent transparency; and a biodegradable molded article composed of this biodegradable resin composition. | 01-09-2014 |
20140046003 | SUGAR CHAIN-CAPTURING SUBSTANCE AND USE THEREOF - The present invention provides a method for preparing a sample characterized by binding a substance A containing a hydrazide group to a sugar chain and/or a sugar derivative via hydrazone formation between the hydrazide group of the substance A and the reducing end of the sugar chain and/or the sugar derivative thereby to enable the separation and purification of the sugar chain and/or the sugar derivative for an analytical sample from a biological sample containing the sugar chain and/or the sugar derivative by a simple operation. | 02-13-2014 |
20140121332 | PRODUCTION METHOD FOR BIODEGRADABLE POLYESTER COPOLYMER RESIN - There is provided a production method for a biodegradable resin using a relatively inexpensive compound as an aromatic dicarboxylic acid compound, wherein, during the process of producing a biodegradable resin in the form of an aliphatic-aromatic polyester copolymer, an aliphatic dihydroxyl compound used as a starting material is used in an amount of between 1 and 1.5 equivalent weight with respect to aliphatic and aromatic dicarboxylic acid compounds. The present invention includes the steps of: causing a hydroxyl group of the aliphatic dihydroxyl compound to undergo a first reaction with a carboxyl group of the aliphatic dicarboxylic acid compound; and causing the residual hydroxyl group of the aliphatic dihydroxyl compound to undergo a second reaction with a carboxyl group of the aromatic dicarboxylic acid compound. The present invention has the advantage that it is possible to produce the aliphatic-aromatic polyester copolymer biodegradable resin by means of an efficient method while not detracting from the mechanical properties of the biodegradable resin. | 05-01-2014 |
20140171597 | SULFUR-CONTAINING OLIGOMER AND DENDRIMER OF ACRYLATE AND PREPARATION METHODS THEREOF - Sulfur-containing oligomer and dendrimer of acrylate and preparation methods thereof are provided. The sulfur-containing oligomer and dendrimer of acrylate are prepared by reacting monomers A and B in Michael addition reaction. | 06-19-2014 |
20140221577 | SELF-ASSEMBLED PARTICLES FROM ZWITTERIONIC POLYMERS AND RELATED METHODS - Zwitterionic block copolymers and zwitterionic conjugates that advantageously self-assemble into particles, particles assembled from the zwitterionic block copolymers and zwitterionic conjugates, pharmaceutical compositions that include the self-assembled particles, and methods for delivering therapeutic and diagnostic agents using the particles. | 08-07-2014 |
20140235797 | Polymer Comprising A Plurality Of Phenothiazine Groups And Methods Of Making The Same - A non-leaching mediator may include a polymer comprising the general formula (VIII): | 08-21-2014 |
20140249279 | METHOD OF SYNTHESISING POLYCARBONATES IN THE PRESENCE OF A BIMETALLIC CATALYST AND A CHAIN TRANSFER AGENT - The invention provides a process for the synthesis of a polycarbonate, the process comprising the step of reacting carbon dioxide with at least one epoxide in the presence of a catalyst of formula (I) and a chain transfer agent. The invention also provides a polymerisation system for the copolymerisation of carbon dioxide and at least one epoxide comprising a catalyst of formula (I) and a chain transfer agent, polycarbonates produced by the inventive process, a block copolymer comprising a polycarbonate produced by the inventive process and a method of producing the same. The invention also relates to novel catalysts of formula (III). | 09-04-2014 |
20140275436 | Fast degradable polyester polymer and preparation method and use thereof - A rapidly degradable polyester polymer and its preparation methods and applications are disclosed. The polyester polymer of the present invention is made by poly-condensation of repeat structure units, each of which consists of a non-degradable block A and degradable block B. The polyester polymer not only has good machinery processing performance, but also can be quickly degraded in appropriate of environment, thereby effectively resolve the environment pollution problems resulted in the used of polyester polymers. It satisfies the wide application demands and especially ensures such polymer can be used for beverage bottle, food package films, shopping bags and other food package containers. In addition, the method of preparation in present invention is simple, low-cost, and the raw materials are easily obtainable at low price. It is suitable for volume production and has practical value and application potentials. | 09-18-2014 |
20140275437 | METHOD FOR PRODUCING AN ALIPHATIC POLYESTER HAVING INCREASED MOLECULAR WEIGHT - The present invention relates to a method for producing an aliphatic polyester having an increased molecular weight comprising the steps of:
| 09-18-2014 |
20150038651 | Dinuclear Indium Catalysts and Their Use for (Co)Polymerization of Cyclic Esters - Provided are novel dinuclear indium catalysts of formula (A) that are capable of living and immortal ring opening polymerization and copolymerization of cyclic ester monomers for the preparation of biodegradable polymers and copolymers, in particular polyesters. Also disclosed are polymerization methods and polymer products. These dinuclear indium catalysts allow less costly, highly reactive living polymerization of cyclic ester monomers with possible high turn over rates and/or substantial stereo chemical and microstructure control. | 02-05-2015 |
20160053118 | Composition Containing a Polyetherimide and Low Naphthenic Liquid Crystalline Polymer - A polymer composition that comprises from about 1 to about 60 parts of at least one liquid crystalline polymer and 100 parts of at least one polyetherimide is provided. The liquid crystalline polymer includes repeating units derived from naphthenic hydroxycarboxylic acids, naphthenic dicarboxylic acids, or a combination thereof in an amount of about 15 mol. % or less of the polymer. | 02-25-2016 |