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| Number | Title | Issue Date |
| 7812099 | Process for preparing a block copolymer from polyimides and use of the block copolymer for producing powders and mouldings The invention describes a process for preparing pulverulent polyimide-polyimide block copolymers. The result polyimide-polyimide block copolymers and compounds produced using them can be compressed into moldings by the direct forming method or by the hot compression... | 10/12/2010 |
| 7786222 | Polyamide oligomers and their use The present invention relates to polyamide oligomers with linear or branched chain structure with a number average molar mass of 800 to 5000 g/mol, with basic end groups which are at least partially NH2 end groups and carboxyl end groups, produced by cond... | 08/31/2010 |
| 7772329 | Toughened nylon, the process of preparing it and its use A toughened nylon that comprises a matrix nylon and a long-chain nylon is described. The matrix nylon is prepared by the homopolymerization or copolymerization of cyclic lactams monomers and their corresponding amino acids. The structure of said cyclic lactams is re... | 08/10/2010 |
| 7718740 | Mixtures based on thermoplastic elastomers The invention relates to a mixture comprising by weight, to give a total of 100%, 99-10% a polyamide block and polyether block copolymer (A) predominately consisting of lauryl lactam radicals, 1-99% at least on type of polymer (B) selected from polyamides other than... | 05/18/2010 |
| 7585921 | Resin for toner binder and toner composition The present invention provides a resin for toner binders, which comprises two polyester resins (A) and (B), said resin (A) being a crosslinked modified polyester resin consisting of the reaction pr... | 09/08/2009 |
| 7428857 | Gear, speed reduction gear using the same, and electric power steering apparatus using the same A gear composed of a polymer blend or a copolymer of PA66 and PA6 which contains a part having a PA66 molecular structure and a part having a PA6 molecular structure in a weight ratio of PA66/PA6=99.9/0.1 to 95.0/5.0 is excellent in durability as well as heat resist... | 09/30/2008 |
| 7427430 | Polyamide blend composition having excellent gas barrier performance High gas barrier, delamination-resistant polyamide compositions suitable for extended shelf-life packaging applications are provided. Also provided are polyamide compositions exhibiting high oxygen scavenging capability. The polyamide compositions comprise mXDA-IPA ... | 09/23/2008 |
| 7425594 | Copolymer of glycidyl ester and/or ether with polyol A copolymer and a process of making the copolymer are disclosed. The copolymer is produced from reacting a glycidyl ester and/or ether with a polyol comprising a functionality of at least 2 wherein at least 50% by weight of the copolymer comprises a minimum of 3n+X ... | 09/16/2008 |
| 7410695 | Siloxane based amide modified nylons Nylon compositions prepared by the melt mixing of a nylon thermoplastic resin and the siloxane based amide are disclosed. The modified nylons are useful in applications requiring nylons with increased hydrophobicity. ... | 08/12/2008 |
| 7375165 | Thermoplastic composition comprising a hyperbranched polymer additive and articles made using said material The invention relates to thermoplastic compositions comprising a thermoplastic polyamide matrix and at least one additive which modifies the interaction between the matrix and an agent. The purpose of the invention is to provide an additive which modifies the intera... | 05/20/2008 |
| 7368512 | Detection and functionalization of dendrimers A method of detecting unreacted termini within a dendritic structure is achieved by exposing a dendrimer to a single generating compound capable of bonding to and tagging a deprotected but uncoupled termini. A signal generated by the signal generating compound to an... | 05/06/2008 |
| 7368169 | Hydrazide compounds with angiogenic activity Compounds exhibiting angiogenic properties incorporating the structure of Formula I: R3—NH—NH—C(═O)—R2—P—R1 (I) wherein P is a water-soluble, biodegradable polymer, R1 is hydrogen, l... | 05/06/2008 |
| 7365133 | Blends of poly(ester amide) polymers Provided herein is a poly(ester amide) (PEA) polymer blend and coatings and medical devices formed of the blend. ... | 04/29/2008 |
| 7364748 | Controlled morphologies in polymer drug for release of drugs from polymer films The present invention includes a drug release system. The drug release system comprises a bulk polymer phase and a polymeric drug-enriched phase within the bulk polymer phase. At least one drug is incorporated into the drug-enriched phase. ... | 04/29/2008 |
| 7348046 | Polymer mixture of aliphatic polyamides and partially aromatic polyamides, moulded articles thereof and use thereof The invention relates to a polymer mixture of partially crystalline aliphatic polyamides and partially aromatic polyamides, the proportion of aliphatic polyamides being more than 50% by weight and the quantitative ratio of the aliphatic carbon atoms to amide bonds i... | 03/25/2008 |
| 7349626 | Imaging apparatus The imaging apparatus 1 comprises: a semiconductor imaging device 5 which converts incident light to an electrical signal; an optical filter 4 which is opposed to an incident surface of the semiconductor imaging device 5 and transmits lig... | 03/25/2008 |
| 7338715 | Low temperature cure polyimide compositions resistant to arc tracking and methods relating thereto The polyimides of the present invention are derived from aliphatic diamines and show advantageous arc tracking performance (i.e., low arc tracking). These polyimides can be cured at low temperatures making them suitable as coverlay compositions in electronic circuit... | 03/04/2008 |
| 7339009 | Cross-linked polyimide and method of making them A cross-linked polyimide is disclosed. The cross-linked polyimide includes a polyimide and at least one oxygenated hydrocarbon. The oxygenated hydrocarbon cross-links the polyimide. A porous cross-linked membrane is also disclosed. The porous cross-linked membrane i... | 03/04/2008 |
| 7335391 | Method for coating implantable devices A method of forming a coating for an implantable medical device, such as a stent, is provided which includes applying a composition to the device in an environment having a selected pressure. ... | 02/26/2008 |
| 7329413 | Coatings for drug delivery devices having gradient of hydration and methods for fabricating thereof Coatings for implantable medical devices, and methods for fabricating thereof, are provided. The coatings include a first polymer layer and a second polymer layer, where the second polymer has a higher degree of hydration than the first polymer. ... | 02/12/2008 |
| 7326425 | Pharmaceutical formulation composed of a polymer blend and an active compound for time-controlled release A formulation containing a biologically active compound having a structure with hydrogen bonding sites blended with a first polymer having a structure with complementary hydrogen bonding sites and a second polymer that degrades to form degradation products that prom... | 02/05/2008 |
| 7318932 | Coatings for drug delivery devices comprising hydrolitically stable adducts of poly(ethylene-co-vinyl alcohol) and methods for fabricating the same A polymer coating for medical devices based on a derivatized poly(ethylene-co-vinyl alcohol) is disclosed. A variety of polymers are described to make coatings for medical devices, particularly, for drug delivery stents. The polymers include poly(ethylene-co-vinyl a... | 01/15/2008 |
| 7311980 | Polyactive/polylactic acid coatings for an implantable device A polymeric coating for a medical device that comprises poly(lactic acid) and a block copolymer including blocks of poly(ethylene glycol) and poly(butylene terephthalate) is provided. ... | 12/25/2007 |
| 7300986 | Polyepoxy compounds having an amide linkage The present invention provides compounds that have an amide linkage and at least two epoxy groups. The compounds are preferably aliphatic. ... | 11/27/2007 |
| 7294672 | Method to form polymeric materials by reverse suspension/emulsion polymerization and compositions formed using that method A method to form a polymeric material is disclosed. The method provides a water immiscible solvent and one or more condensation monomers, where those one or more condensation monomers are essentially insoluble in the water immiscible solvent. The one or more condens... | 11/13/2007 |
| 7288586 | Polyester based cobalt concentrates for oxygen scavenging compositions A solid concentrate is provided having a combination of a transition metal present in an amount ranging from 1000 to 40,000 ppm (weight by metal) and a polyester polymer present in an amount of at least 40 wt. % based on the weight of the concentrate. Concentrates m... | 10/30/2007 |
| 7279174 | Stent coatings comprising hydrophilic additives A coating for implantable medical devices and a method for fabricating thereof are disclosed. The coating includes a mixture of a hydrophobic polymer and a polymeric hydrophilic additive, wherein the hydrophobic polymer and the hydrophilic additive form a physically... | 10/09/2007 |
| 7273910 | Process for the preparation of a functionalized polymer intermediate products, compositions and shaped parts Process for the preparation of a functionalized polymer containing an additive, in which process there is formed a compound that contains, besides at least one blocked isocyanate group, a free amino, hydroxy or carboxy group; this compound is linked to an additive v... | 09/25/2007 |
| 7265187 | Process for production of polyamide composite material In the process of the present invention, a polyamide A1 and an organized clay B are mixed mainly by dispersive mixing, and after added with a polyamide A2, mixed mainly by distributive mixing in a corotating intermeshing twin-screw extruder so designed as to effect ... | 09/04/2007 |
| 7258920 | Multiphase fiber materials and compositions, methods of manufacture and uses thereof A pre-fiber composition is disclosed herein that includes: a) a first fiber constituent having a first melting point; b) a second fiber constituent having a second melting point; and c) a gelling agent that solvates at least one of the first fiber constituent or the... | 08/21/2007 |
| 7250154 | Radio-opaque polymeric biomaterials A radio-opaque dihydroxy compound substituted with at least one bromine or iodine atom. Radio-opaque medical implants and drug delivery devices and methods for therapeutic site-specific or systemic drug delivery comprising implanting in the body of a patient are als... | 07/31/2007 |
| 7244443 | Polymers of fluorinated monomers and hydrophilic monomers A polymer of fluorinated monomers and hydrophilic monomers is provided. It is also provided a polymer blend that contains a polymer of fluorinated monomers and another biocompatible polymer. The polymer of fluorinated monomers or polymer blend described herein and o... | 07/17/2007 |
| 7223282 | Remote activation of an implantable device The invention is directed to an implantable device, such as a stent, for delivering a therapeutic substance. The device includes a reservoir containing a therapeutic substance and an energy converter to cause the release of the substance. ... | 05/29/2007 |
| 7220816 | Biologically absorbable coatings for implantable devices based on poly(ester amides) and methods for fabricating the same Coatings for an implantable medical devices such as stents and methods of fabricating thereof are disclosed. The coatings comprise a biologically absorbable poly(ester amide), which is a polymeric product of a reaction between a diol-diamine and a dicarboxylic acid.... | 05/22/2007 |
| 7211308 | Formation of multilayer sheets containing PCTFE and COC for blister packaging applications Multilayer sheets and films are provided that include a layer of a fluoropolymer material and a layer of a thermoplastic polymer material. More particularly, an adhesive material and multilayered structures formed therewith are provided in which a layer of a fluorop... | 05/01/2007 |
| 7208109 | Method of preparing composite from rigid polymer solution and composite film A method of preparing a precursor for a composite having wet strength of 2 to 50 kgf/mm2 and a mean surface void diameter of 0.01 to 2 μm by molding a solution of a rigid polymer having a concentration of 1 to 1.3 times the optical anisotropy lower limit... | 04/24/2007 |
| 7202298 | Polyamide resin composition for part of engine cooling water system and part comprising the same A polyamide resin composition for part of an engine cooling water system contains 100 parts by weight of a polyamide resin made of(A) from 50 to 98% by weight of nylon 66, (B) from 1 to 30% by weight of an aromatic polyamide resin, and (C) from 1 to 20% by weight of... | 04/10/2007 |
| 7193020 | Film and laminate of the same A film comprising a resin alloy of a liquid-crystalline polyester, a polyimide and an optional inorganic filler is provided. The film is excellent in heat resistance and dimensional stability. ... | 03/20/2007 |
| 7173032 | Methods and compositions of novel triazine compounds The present invention relates to methods and compositions comprising compounds that treat pathophysiological conditions arising from inflammatory responses. In particular, the present invention is directed to compounds that inhibit or block glycated protein produced... | 02/06/2007 |
| 7169878 | Diamines, polyimide precursors and polyimides produced by using the diamines, and liquid crystal aligning agents A diamine compound represented by the formula (1): wherein R1 is a trivalent organic group, each of X1 and X2 is a bivalent organic group, X3 is an alkyl or fluoroalkyl... | 01/30/2007 |
