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7608329 |
Polylactic acid resin, textile products obtained therefrom, and processes for producing textile products
A polylactic acid resin suitable for use especially in textile products; textile products obtained from the resin as a raw material (a fiber, multifilament, monofilament, staple, false-twist yarn,...
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7592418 |
Biocompatible crosslinked polymers with visualization agents
Biocompatible crosslinked polymers, and methods for their preparation and use, are disclosed in which the biocompatible crosslinked polymers are formed from water soluble precursors having...
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7504477 |
Polyalkylene glycol acid additives
A new class of activated polyalkylene glycol acids and their active ester reagents for conjugation to biopharmaceuticals such as polypeptides, sugars, proteins and therapeutically active small...
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7465531 |
Polymer for forming anti-reflective coating layer
A polymer for forming an organic anti-reflective coating layer between an etching layer and a photoresist layer to absorb an exposure light in a photolithography process and a composition...
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7459517 |
Polyhydroxyalkanoate, process for preparing the same, and resin composition containing the polyhydroxyalkanoate
A novel polyhydroxyalkanoate having a monomer unit represented by the formula (1), the unit having a carboxyl group substituting a ring structure at the end of side chain, obtainable by oxydizing...
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7455674 |
High strength bioresorbables containing poly-glycolic acid
Polymer compositions comprising poly-glycolic acid (PGA) or a functional derivative thereof with a tensile strength of at least 1200 MPa are disclosed. Processes suitable for manufacturing said...
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7452960 |
Polyhydroxyalkanoate copolymer, resin composition, molded product, toner, image forming method and image forming apparatus
A polyhydroxyalkanoate copolymer comprises one kind of unit of
—[OCH((CH 2 ) x —SOC 6 H 5 R)CH 2 CO]— (n=1-7) ...
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7411033 |
Vinyl ethers and compositions containing them
Disclosed are vinyl ethers and related compositions. The vinyl ethers are the conjugate addition reaction product of reactants comprising a vinyl ether group-containing acrylic ester and a...
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7351787 |
Process for the preparation of activated polyethylene glycols
A process for preparing activated polyethylene glycols is disclosed. In some embodiments, the process includes reacting a molten polyethylene glycol with an activator. In other embodiments, the...
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7351786 |
Polyhydroxyalkanoate containing unit having cyclohexyl structure at side chain, production process therefor, and binder resin containing polyhydroxyalkanoate
Disclosed are a polyhydroxyalkanoate, containing in a polymer molecule thereof a monomer unit represented by the following general formula (1):
(wherein R1 represents a substituent to a...
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7351243 |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
High strength bioresorbables containing poly-glycolic acid
Polymer compositions comprising poly-glycolic acid (PGA) or a functional derivative thereof with a tensile strength of at least 1200 MPa are disclosed. Processes suitable for manufacturing said...
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7342086 |
Aliphatic polyester polyether copolymer, process for producing the same and aliphatic polyester composition using the copolymer
An aliphatic polyester polyether copolymer is provided having an aliphatic polyester moiety comprising 35 to 50 molar % of an aliphatic diol unit, 35 to 50 molar % of an aliphatic dicarboxylic acid...
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7332566 |
Biocompatible crosslinked polymers with visualization agents
Biocompatible crosslinked polymers, and methods for their preparation and use, are disclosed in which the biocompatible crosslinked polymers are formed from water soluble precursors having...
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7318842 |
Agents and methods for treating biodegradable synthetic yarns
An agent and method for treating biodegradable synthetic yarns fabricated from a polymer comprising lactic acid as a main component, which enable improved lubricity, cohesion, etc. to be so...
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7288619 |
Fluorinated polyether polyamine and method of making the same
A composition comprises a condensation product of an amine-reactive fluorinated polyether and a polyamine. The compositions may be in dispersed in water.
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7279546 |
Hydroxy-functional polyesters
The present invention provides thermoplastic hydroxy-functional polyesters. The polyesters have at least 10 sequential units, wherein the sequential units consist of units selected from units...
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7279545 |
Production method of biodegradable plastic and apparatus for use in production thereof
The present invention provides a production method of biodegradable plastic in which polylactic acid is directly synthesized from lactic acid without employing the conventional route of polylactic...
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7265188 |
Biodegradable polyester blend compositions and methods of making the same
The present invention relates to tough and ductile biodegradable, aliphatic polyester blend compositions and methods for preparing such compositions. It relates to products made out of such blend...
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7256251 |
Methods of synthesis of polymers and copolymers from natural products
Described are polymers and copolymers containing sorbitol, citric acid, starch, aspartic acid, succinic anhydride, adipic acid mixtures thereof, methods of their synthesis and their uses.
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7238364 |
Compliant tissue sealants
An improved barrier or drug delivery system which is highly adherent to the surface to which it is applied is disclosed, along with methods for making the barrier. In the preferred embodiment, the...
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RE39713 |
Polymerizable biodegradable polymers including carbonate or dioxanone linkages
Water-soluble macromers including at least one hydrolysable linkage formed from carbonate or dioxanone groups, at least one water-soluble polymeric block, and at least one polymerizable group, and...
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7226765 |
Solvent extraction of polyhydroxyalkanoates from biomass
Processes for the extraction of PHAs from biomass, said processes comprising: combining the biomass containing the PHAs with a single main solvent to form a biomass liquor; heating the biomass...
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7223831 |
Biodegradable resin composition
A biodegradable resin composition comprising polylactic acid and nanosheeted layered titanic acid characterized in that the nonasheeted layered titanic acid is nanosheeted layered titanic acid...
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7211651 |
Proteinaceous gels having visualization agents and methods of use thereof
Proteinaceous gels having visualization agents and methods of use thereof are disclosed herein. Further, polymeric crosslinking agents are disclosed that have an inert water soluble polymeric...
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7202326 |
Glycolic acid copolymer and method for production thereof
A glycolic acid copolymer comprising (a) 80 to less than 95% by mole of glycolic acid monomer units, (b) 5.0 to 20.0% by mole of non-glycolic, hydroxycarboxylic acid monomer units, and (c) 0 to...
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7199194 |
Two component coating compositions containing highly branched copolyester polyol
This invention relates to rapid curing coating compositions that are particularly useful for automotive OEM and refinish applications. The coating composition includes a binder component that...
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7196157 |
Biodegradable saturated/unsaturated thermoplastic polyesters
Biodegradable aliphatic thermoplastic copolyesters of the saturated-unsaturated type, utilizable for the production of several types of articles such as films, sheets, nets, expanded molded...
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7193031 |
Polyalkylene glycol acid additives
A new class of activated polyalkylene glycol acids and their active ester reagents for conjugation to biopharmaceuticals such as polypeptides, sugars, proteins and therapeutically active small...
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7153622 |
Electrostatic charge image developing toner, producing method therefor, image forming method and image forming apparatus utilizing the toner, construct and method for making the construct
A construct that comprises a base material and a polyhydroxyalkanoate, wherein at least a part of the base material is coated with the polyhydroxyalkanoate, and the polyhydroxyalkanoate comprises a...
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7151156 |
Block polymer, polymer-containing composition, ink composition and liquid-discharging apparatus
The present invention provides a block polymer that comprises a plurality of block segments, wherein at least one block segment comprises a repeating unit having an ester moiety bonded to a main...
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7144976 |
Coumarin endcapped absorbable polymers
The present invention includes photocurable, liquid polymers incorporating coumarin ester endgroups into their molecular structure, which polymers are crosslinked upon irradiation with ultraviolet...
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7141643 |
Alkylene oxide-lactone copolymers
A block copolymer is disclosed, which comprises a first block comprising polymerized units of an alkylene oxide and a second block comprising polymerized units of an alkylene oxide and a lactone,...
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7141642 |
Process for producing polymerizable polybranched polyester
The present invention allows the production of a polymerizable hyperbranched polyester by introducing polymerizable unsaturated double bonds into the molecular terminals of a hyperbranched...
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7138179 |
Method for preparing biodegradable polyester and itself prepared thereby
Disclosed is a method for preparing a biodegradable polymer in the form of uniform powder or spherical particles by dispersion polymerization without a grinding step. The method for preparing a...
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7109255 |
Bioresorbable hydrogel compositions for implantable prostheses
Crosslinked compositions formed from water-insoluble copolymers are disclosed. These compositions are copolymers having a bioresorbable region, a hydrophilic region and at least two cross-linkable...
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7094840 |
Compositions comprising low molecular weight polyhydroxyalkanoates and methods employing same
Polyhydroxyalkanoate compositions including hot melt adhesive compositions, biodegradable wax compositions, and protective coating compositions are provided and include a low molecular weight...
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7087247 |
Polyesters, method for producing same, and depot medicaments produced from these polyesters
The invention relates to novel absorbable polyesters, produced by ring-opening polymerisation of hydroxycarboxylic acids in the presence of a polyol containing an electrolyte, in an extruder. In...
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7078200 |
Method for manufacturing a polyhydroxyalkanoate
A method for producing a polyhydroxyalkanoate using a microorganism capable of substantially reducing unintended monomer units and obtaining the polyhydroxyalkanoate in a high yield. A...
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7070858 |
Amorphous polymeric polyaxial initiators and compliant crystalline copolymers therefrom
An absorbable crystalline, monocentric polyaxial copolymer comprising a central carbon or nitrogen atom and at least three axes, each of which includes an amorphous flexible component adjacent and...
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7067611 |
Polyhydroxycarboxylic acid and its production process
Polyhydroxycarhoxylic acids are provided, which are controlled in terms of the rate of biodegradability, and give molded or otherwise formed articles that are of uniform quality with neither...
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7057019 |
Crosslinked albumin hydrogels
Materials, methods, and compositions for making crosslinked albumin hydrogels are included in the application. Embodiments include a biocompatible material of albumin crosslinked with an...
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7045321 |
POLYHYDROXYALKANOATE CONTAINING UNIT WITH PHENYLSULFANYL STRUCTURE IN THE SIDE CHAIN, PROCESS FOR ITS PRODUCTION, CHARGE CONTROL AGENT, TONER BINDER AND TONER WHICH CONTAIN NOVEL POLYHYDROXYALKANOATE, AND IMAGE-FORMING METHOD AND IMAGE-FORMING APPARATUS WHICH MAKE USE OF THE TONER
A polyhydroxyalkanoate characterized by having in the molecule a unit represented by Chemical Formula (1):
wherein n may assume any one integral value within the range of from 1 to 8. Also...
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7041779 |
Rigid-rod benzobisazole polymers incorporating naphthalene-1,5-diyl structure units
A benzobisazole polymer having repeating units of the formula:
wherein Q is
and wherein Z is —O—, —S— or —NH—. A new method for preparing 1,5-naphthalenedicarboxylic acid from...
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7026438 |
Liquid phenolic sulphur-containing antioxidants
The invention relates to liquid sulphur-containing antioxidants and to compositions comprising them. The novel lubricant compositions comprise the reaction product of a selected group of...
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7019106 |
Lactic acid polymer and process for producing the same
A process for producing a lactic acid polymer of 15,000 to 50,000 in weight-average molecular weight, the content of polymeric materials having not more than about 5,000 in weight-average molecular...
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7001969 |
Methods of making intermediates from polyhydroxyalkanoates
Methods of forming intermediates from PHAs are disclosed.
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6939693 |
Enantioselective oligomerization of α-hydroxy carboxylic acids and α-amino acids
An enzymatic synthesis and composition of oligomers and co-oligomers comprised of α-hydroxy carboxylic acids and α-amino acids or peptides is disclosed. In a preferred embodiment, a α-hydroxy...
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6916547 |
Multi-functional unsaturated polyester polyols
Novel multifunctional unsaturated polyester polyols, UV-curable top coat formulations including these polyols, and a one-step process for preparing these polyols, are disclosed. Surface coverings...
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6908720 |
Polyhydroxyalkanoate, its production method, charge control agent containing the polyhydroxyalkanoate, toner binder and toner, and image forming method and image forming apparatus using the toner
The present invention provides a novel PHA comprising a unit containing thioether with high reactivity, and its production method. The present invention also provides polyhydroxyalkanoate (PHA)...
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6887974 |
Crosslinking agents and methods of use
Polymeric crosslinking agents are disclosed that have an inert water soluble polymeric component, biodegradable components, functional components reactive with chemical groups on a protein, for...
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