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7642323 |
Heterobifunctional poly(ethylene glycol) derivatives and methods for their preparation
This invention provides a method for preparing, in high purity and high yield, heterobifunctional derivatives of poly(ethylene glycol) or related polymers. A chromatographic purification step is...
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7635738 |
Joining tissues with composition containing bioabsorbable isocyanate compound
Bioabsorbable compounds which include a polyalkylene oxide backbone with two or more isocyanate substituents are useful as one component adhesives. Absorbable compositions useful as a two component...
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7608663 |
Method of preparing propionic acid-terminated polymers
The invention provides methods for preparing polymers bearing a terminal propionic acid. The method involves first reacting a water soluble and non-peptidic polymer comprising at least one hydroxyl...
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7576162 |
Chemical process
The invention relates to a process for the production of a nitrogen containing epihalohydrin polymer involving reaction of a nitrogen-containing precursor selected from the group consisting of...
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7569643 |
Reverse thermal gellation polymer of chain-extended optional polyester-terminated PEO-PPO-PEO
The present invention relates to novel polymeric compositions based upon A n (BCB)A n polyester/polyether multi-blocks. Compositions according to the present invention exhibit unexpectedly...
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7553481 |
Underwater antifouling coating composition with excellent storage stability
An underwater antifouling coating composition which contains a metal pyrithione compound and cuprous oxide as an active ingredient, and a compound represented by the general formula (II):
...
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7521511 |
Thermosetting resin composition, multilayer body using same, and circuit board
Thermosetting resin compositions for manufacturing circuit boards and build-up circuit boards, and build-up boards, and multilayer bodies and circuit boards manufactured using these compositions...
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7452442 |
Gluing wood based materials with melaminic amino resin and resorcinol or tannin resin
The present invention relates to a method of gluing wood based materials by providing an adhesive system onto wood based materials followed by curing, the adhesive system comprises a melaminic...
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7442213 |
Methods of cleaning a situs with a cleaning composition comprising a polymer system
The present invention relates to stable polymer systems comprising anionic and modified polyamine polymers. When such polymer systems are employed in cleaning compositions, such cleaning...
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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...
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7368169 |
Hydrazide compounds with angiogenic activity
Compounds exhibiting angiogenic properties incorporating the structure of Formula I:
R 3 —NH—NH—C(═O)—R 2 —P—R 1 ...
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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...
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7241846 |
Bioabsorbable adhesive compounds and compositions
Bioabsorbable compounds which include a polyalkylene oxide backbone with two or more isocyanate substituents are useful as one component adhesives. Absorbable compositions useful as a two component...
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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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7230068 |
Polymer derivatives
The invention provides water-soluble compounds that include a polymer and at least one terminal azide or acetylene moiety. Also provided are highly efficient methods for the selective modification...
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7202304 |
Anhydride polymers for use as curing agents in epoxy resin-based underfill material
An underfill material is presented that may be used between an electrical component and a substrate. The underfill material may be a cured epoxy resin composition comprising a liquid or semisolid...
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7202281 |
Methods and compositions for reducing or eliminating post-surgical adhesion formation
The present invention relates to a method for reducing adhesions associated with post-operative surgery. The present method comprises administering or affixing a polymeric composition preferably...
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7186784 |
Phosphorus-containing carboxylic acid derivatives process for preparations thereof and flame retardant
There are disclosed a phosphorus-containing carboxylic acid derivative which has a group containing phosphorus atom and has in its molecule, a group represented by the following formula (1):
...
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7175917 |
Biaxially oriented polylactic acid-based resin films
The present invention provides a biaxially oriented film of a polylactic acid resin that is suitable for films for bags and packaging films for various windows, particularly films for outlook...
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7163985 |
Polymer systems and cleaning compositions comprising the same
The present invention relates to stable polymer systems comprising anionic and modified polyamine polymers. When such polymer systems are employed in cleaning compositions, such cleaning...
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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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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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7129300 |
Bioabsorbable adhesive compounds and compositions
Bioabsorbable compounds which include a polyalkylene oxide backbone with two or more isocyanate substituents are useful as one component adhesives. Absorbable compositions useful as a two component...
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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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7109258 |
Polymeric material with antistatic properties and method for obtaining it
A polymeric material with antistatic properties, characterised by comprising a dispersion of ions within a polymeric matrix containing heteroatoms.
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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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7078447 |
Ionizing radiation stable polyarylestercarbonate compositions
Embodiments of ionizing radiation stable polyarylestercarbonate resin compositions, methods for making the ionizing radiation stable compositions, and articles and medical devices made from these...
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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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7060749 |
Polyester composition, films made thereof and process for producing the composition
A polyester composition includes a ligand capable of coordinating to a metal or metal ion, wherein the ligand includes at least one donor atom selected from the group consisting of a nitrogen atom,...
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7026437 |
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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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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7008995 |
Carboxy resin crosslinkers
Carboxy resins of low equivalent weight per carboxyl group are synthesized by reacting a compound having two or more isocyanate groups with a compound having one hydroxyl group and two or more...
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6911522 |
Filled epsilon-caprolactone based polymer compositions, method for preparing same and articles based on said compositions
Compositions based on ε-caprolactone polymer, comprising at least one ε-caprolactone polymer and calcium carbonate. Process for preparing these compositions, which are used for manufacturing...
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6906148 |
Hot melt polyurethane adhesive compositions based on polyester block copolymers
The present invention relates to compositions comprising reaction products of a polyisocyanate with a polyester block copolymer and a process for the preparation thereof. These are suitable as a...
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6870012 |
Chain-extended peo/ppo/peo block copolymer, optionally with polyester blocks, combined with cellular or bioactive material
A composition exhibiting reverse thermal gellation properties comprises a block polymer having the structure:
{[A n (BCB)A n ]} m...
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6870011 |
Hydrocarbon-terminated polyether-polyamide block copolymers and uses thereof
A composition comprising (a) a resin composition comprising a block copolymer of the formula hydrocarbon-polyether-polyamide-polyether-hydrocarbon; and (b) a polar liquid. The block copolymer may...
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6861479 |
Composition and process for the production of a porous layer using the composition
Production of a porous layer includes using a composition which includes a first polymer component and a second polymer component, the first polymer component being polyhydroxyamide and/or...
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6828412 |
Degradable polymers
A polymer comprising: a polymeric backbone comprising at least one unit having the structure (I), wherein R-R 4 comprise groups selected from the group consisting of H, C 1 -C 12 alkyl, C 6 -C 18...
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6770717 |
Sequentially ordered biodegradable lactide (glycolide or lactide/glycolide)&egr -caprolactone multi-block copolymer and process for the preparation thereof
Disclosed is a sequentially ordered biodegradable lactide (or glycolide or lactide/glycolide)/ε-caprolactone multi-block copolymers having proper degradation properties and enhanced mechanical...
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6765069 |
Plasma cross-linked hydrophilic coating
A method for making a hydrophilic and lubricious coating, the coating so made and a medical device including such coating, wherein the coating includes a hydrophilic polymeric unit layer...
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6762220 |
Cement additive
A cement additive comprising a polycarboxylic acid type copolymer and/or a salt thereof and a polyalkylene glycol derivative, wherein said polycarboxylic acid type copolymer contains one or more...
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6743867 |
Coating agents which can be used for multi-layer enameling
A coating compound comprising a binder/crosslinking agent system that comprises 20 wt. % to 80 wt. % of one or more carboxyl-functional components A) and 80 wt. % to 20 wt. % of one or more...
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6740633 |
Polyelectrolyte complexes and a method for production thereof
Polyelectrolyte complexes of cationic and anionic polymers which consist of (a) cationic condensates of (i) at least one amine and (ii) a crosslinking agent from the group consisting of...
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6692825 |
Synthetic fiber nonwoven web and method
A nonwoven web and method of preparing a novel nonwoven web of synthetic fiber are disclosed. An aqueous solution amide crosslinked synthetic precursor polymer is extruded under defined conditions...
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6664333 |
Cold-water flushable compositions comprising polylactic acid dispersed in polyvinyl alcohol
Selectively cold-water responsive compositions constructed of combinations of polymers including at least one hydrolytically degradable polymer and at least one cold-water soluble polymer are...
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6646049 |
High-solids thermoset binders formed using hyperbranched polyols as reactive intermediates, coating compositions formed therewith, and methods of making and using same
A binder for a coating composition is formed using a principal resin polyol, in combination with a hyper-branched polyol as a reactive intermediate, and at least one crosslinker. The principal...
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6635722 |
Moisture-curable polyurethane hot melt adhesives containing reactive amine catalysts
A catalyzed reactive hot melt adhesive, a method for improving the cure rate and a method for making thereof. The adhesive includes the reaction product of a reactive polyurethane adhesive and a...
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6624258 |
Agent for imparting flame retardancy to thermoplastic resin
An agent for imparting flame retardancy to a thermoplastic resin contains a polyhydric phenol such as a tannin compound as an effective component. The thermal stability of the thermoplastic resin...
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