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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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7538181 |
Method for preparing poly (lactic acid)-based resin and its co-polymers
A method for preparing poly (lactic acid)-based resin or its co-polymers with high molecular weight, the method comprising a condensation process using a thiaole cation condensing agent, as well as...
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7521524 |
Polymerization method and polymerization apparatus
A polymerization method comprises, prior to polymerization of a monomer of the cyclic dimer of alpha-hydroxycarboxylic acid, a first mixture of a polymerization catalyst by bypassing a part of the...
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7465770 |
Environmentally degradable polymeric compounds their preparation and use as hot melt adhesive
The invention is directed to a method for preparing an environmentally degradable polymeric compound as well as to such a compound per se and to its use. A compound of the present invention...
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7435789 |
Crystalline high-compliance glycolide copolymers and applications thereof
The present invention is directed toward an absorbable crystalline segmented copolymer comprising a polyalkylene succinate segment end-grafted in a single-step with a mixture of monomers comprising...
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7396897 |
N-α- and N-ε-lysine and ornithine compounds comprising a thiol function and cosmetic use thereof
The present disclosure relates to the cosmetic use of poly-N-α- and -N-ε-lysine and ornithine compounds comprising a thiol function. The disclosure is also directed towards poly-N-α- and...
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7361727 |
Copolymerization of 1,4-dioxan-2-one and a cyclic ester monomer producing thermal stabilized 1,4-dioxan-2-one (co)polymers
A polymerization process to derive a thermal-stabilized poly(1,4-dioxan-2-one) and cyclic ester monomer copolymer using a coordination-insertion catalyst/initiator. 1,4-dioxan-2-one and cyclic...
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7354531 |
Polymer electrolyte composition
A composition for use as a polymer electrolyte, wherein said composition includes one or more polar materials and one or more polyesters of formula III,
wherein each unit A may be identical or...
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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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7351785 |
Poly (lactic acid) base polymer composition, molding thereof and film
Poly(lactic acid) polymer compositions each contain an appropriate poly(lactic acid) polymer and a suitable plasticizer having a polyether and/or polyester segment in combination. The composition...
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7338623 |
Electrically-conductive resin compositions and moldings
An electrically-conductive resin composition comprises (A) a thermoplastic resin and (B) an electrically-conductive polymer blended together. The electrically-conductive polymer is an...
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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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7247261 |
Nonlinear optical material with nano-sized dendrimer structure
The present invention relates to a non-linear optical material having a dendrimer structure; and, more particularly, to a non-linear optical material having organic chromophores at the ends and...
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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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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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7217770 |
Stable polymeric micelle-type drug composition and method for the preparation thereof
A biocompatible stable composition containing a hydrophobic drug, such as paclitaxel. The composition, which forms a syringeable polymeric micellar solution in aqueous or body fluids, is a...
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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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7205378 |
Lactone bearing absorbable polymers
The present invention pertains to biodegradable polymers comprising a non-polymerizable lactone, biodegradable compositions comprising the polymer and a therapeutic agent, the use of the...
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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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7192437 |
High strength fibers of l-lactide copolymers, ε-caprolactone, and trimethylene carbonate and absorbable medical constructs thereof
The present invention is directed to crystalline copolymers of l-lactide and a minor portion of a cyclic monomer, preferably ε-caprolactone or trimethylene carbonate or both. The present...
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7173101 |
High toluene diisocyanate-stable blue colorants
An inventive blue colorant comprising a chromophore having at least one hydroxy group-terminated polyester chain attached, through a suitable alkylamino linking group (or groups), to the...
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7169882 |
Molding resin and process for production thereof
A molding resin formed from a block copolymer comprising polyhydroxycarboxylic acid structural units (I), and polyester structural units (II) derived from a dicarboxylic acid and a diol; wherein...
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7169860 |
Amorphous-crystalline block copolymers
Biodegradable block copolyesters obtained from crystalline blocks and amorphous blocks, wherein the repeating units of both blocks are of the dicarboxylic acid/diol type. Said copolyesters are...
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7166688 |
Chelation compositions
Biodegradable chelating agents comprising a substituted iminodisuccinic acid having six coordination sites and a simple method for making same are disclosed. The method calls for mixing together an...
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7153523 |
Biologically absorbable polyhydroxycarboxylic acid and production method thereof
A biologically absorbable polyhydroxycarboxylic acid in which a content of water-soluble acid components is not more than 0.07 mol/kg in terms of monobasic acids, and which has a weight average...
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7151142 |
Biodegradable aliphatic polyester grafted with poly(ethylene glycol) having reactive groups and preparation method thereof
The present invention is directed to a poly(ethylene glycol)-grafted aliphatic polyester represented by Formula 1:
wherein X is an aliphatic ester, R is hydrogen or C 1-5 alkyl, Z is the...
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7148316 |
Hydroxy amide acetals
The present invention relates to the preparation of hydroxy-functionalized amide acetals from bis-(beta hydroxy)amines and hydroxyl containing moieties.
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7148315 |
Monomer addition techniques to control manufacturing of bioabsorbable copolymers
Monomer addition methodology is provided to adjust monomer addition rates to a polymerization reactor. Advantages of the invention include control of bioabsorbable copolymer structure, improvement...
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7144977 |
Lactic acid processing; methods; arrangements; and, products
The techniques for processing lactic acid/lactate salt mixtures are provided. Preferred mixtures for processing are obtained from fermentation broths, preferably from fermentation processes...
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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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7141302 |
Suture material for surgery, processes for its production and the use thereof
A suture material for surgery comprises one or more filaments and is formed with a coating, which is characterized in that the coating at least partly comprises a bioresorbable polymer, which is...
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7138441 |
Bioabsorbable blends and surgical articles therefrom
Blends made of bioabsorbable materials including glycolide, lactide, caprolactone, dioxanone, trimethylene carbonate, alkylene glycols, esteramides, etc., and polymers and copolymers thereof with...
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7129319 |
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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7119163 |
Process for continuously producing ε-caprolactone polymer
A process for the continuous production of an ε-caprolactone polymer characterized by including heating an ε-caprolactone under reduced pressure or in an inert gas stream to volatilize the...
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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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7105629 |
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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7094864 |
Process of continuously producing polyester polymer
The present invention uses a reactor that combines devices having a special portion structure to solve the difficulty of uniform blending due to the reactants becoming highly viscous, the...
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7094862 |
Method for preparing polyesters having intrachain free acid functions
The invention relates to a method for preparing polyesters A containing several mid-chain free acid functions by ring-opening polymerisation in the presence of a chain initiator: the benzyl diester...
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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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7074883 |
Acid end group poly(D,L-lactide-co-glycolide) copolymers with high glycolide content
Copolymers of lactide and glycolide with high glycolide content. The average glycolate block length is less then about 3, which allows the copolymer to be soluble in slightly polar solvents such as...
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7071288 |
Terpolymers from lactide
The present invention is generally directed to a process for producing lactide-based polymers and the polymers produced by this process. The polymers of the present invention are terpolymers formed...
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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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7064113 |
Resin composition, method of molding the same, and method of recycling resin composition
A resin composition, which comprises a biodegradable polymer and a biodegradable liquid crystalline polymer. The resin composition is useful for producing molded resin articles having good...
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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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