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6936662 |
Polyvinyl acetal resin for coating and ink, and coating and ink compositions
It is an object of the invention to provide a polyvinyl acetal resin for lacquer and ink, which can suppress the occurrence of coloring and foul odor of the polyvinyl acetal resin itself even when...
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6906146 |
COMPOSITIONS HAVING ETHYLENIC BACKBONE AND BENZYLIC, ALLYLIC, OR ETHER-CONTAINING SIDE-CHAINS, OXYGEN SCAVENGING COMPOSITIONS CONTAINING SAME, AND PROCESS FOR MAKING THESE COMPOSITIONS BY ESTERIFICATION OR TRANSESTERIFICATION OF A POLYMER MELT
Disclosed is a process for esterifying and/or transesterifying a polymer having a polyethylenic backbone and pendant acid and/or ester moieties comprising contacting a melt of the polymer with a...
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6903159 |
Method for producing saponified ethylene-vinyl acetate copolymer
A method for producing a saponified ethylene-vinyl acetate copolymer which comprises saponifying an ethylene-vinyl acetate copolymer in an alcohol-based solvent with an alkali catalyst, wherein an...
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6890989 |
Water-responsive biodegradable polymer compositions and method of making same
The present invention is a hydrolytically modified, biodegradable polymer and a method of making a hydrolytically modifiable a biodegradable polymer. In a preferred embodiment, the invention is a...
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6884839 |
Aqueous primary dispersions and coating matters, a method for producing same and the use thereof
Aqueous primary dispersions and coating materials comprising dispersed and/or emulsified, solid and/or liquid polymer particles and/or dispersed solid core shell particles having a diameter≦500...
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6858670 |
Method for making solid polymer electrolyte and uses thereof
A method for preparing a composite alkaline solid polymer electrolyte from polyvinyl alcohol (PVA) polymer, potassium hydroxide and water. The polymer electrolyte is reinforced with glass-fiber...
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6838517 |
Method for producing ethylene-vinyl acetate copolymer and saponified product thereof
The present invention provides methods for producing an ethylene-vinyl acetate copolymer and a saponified product thereof that can inhibit visible imperfections (particularly discoloration) at the...
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6831142 |
Pulverulent, crosslinked polymers which absorb aqueous liquids and blood
The invention relates to absorptive, crosslinked polymers which are based on partly neutralized, monoethylenically unsaturated monomers carrying acid groups, and have improved properties, in...
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6828379 |
Vinyl ethers in unsaturated polyester resins, vinyl esters and vinyl ester urethanes for structural applications
The invention relates to curable resin compositions based on an unsaturated prepolymer, a vinyl ether monomer that can be cross-linked with it and one or more other monomers for use as structural...
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6825281 |
Thermoplastic compositions for halogenated elastomers
The invention provides a thermoplastic composition of C 4-C 7 isoolefin copolymers including halomethylstyrene derived units blended with a hindered amine or phosphine of the structure R 1 R 2 R...
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6825269 |
Method of producing derivatized polymers
Process for the preparation of a derivative of a polymer having at least one functional group, characterized in that the process comprises the following step (i): (i) reaction of the polymer...
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6815497 |
Crosslinkable creping adhesive formulations
Disclosed are adhesive formulations as creping process aids for producing an absorbent creped cellulosic sheet having a high level of surface-perceived softness that comprises continuously forming...
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6815080 |
Thermoplastic resin composition and multi-layer laminate
The present invention relates to a thermoplastic resin composition comprising an ethylene-vinyl alcohol copolymer and a modified polyester type thermoplastic elastomer produced by modifying a...
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6803411 |
Polyvinyl alcohol polymer film, method of producing the same and polarization film
Difference in retardation between two points separated by 1 cm along the TD direction of a polyvinyl alcohol polymer film 6 is 5 nm or less. The length of a surface for drying a polyvinyl alcohol...
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6783857 |
Gas barrier resin composition, gas barrier coating material, and gas-barrier molding
Using a gas barrier resin composition including 83 to 15% by mass of a compound (A) having two or more hydroxyl groups in a molecule thereof and 17 to 85% by mass of a compound (B) in which at...
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6783913 |
Polymeric acetal resins containing free radical inhibitors and their use in lithographic printing
Polymeric acetal resins useful in lithographic printing are disclosed. The polymeric acetal resin contains units (A), (B), (C), (D), and (E). Unit (A) is a vinyl alcohol unit. Unit; (B) is a...
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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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6737474 |
Modified polyvinyl acetal resin, curable resin composition containing the same, and laminated products
Disclosed are a modified polyvinyl acetal resin consisting essentially of repeating units represented by the following formula (I), and a modifier for curable resins which comprises the modified...
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6737013 |
Ceramic-molding binder
A ceramic-molding binder includes a vinyl alcohol polymer having an ethylene unit content of 2 to 19 mole %, a polymerization degree of 200 to 2,000, a degree of saponification of 80 to 99.99 mole...
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6730722 |
Cross-linkable polymer powder compositions
The invention provides cross-linkable polymer powder compositions containing a) at least one water-soluble polyhydroxy compound; b) at least one boric acid complex compound which is of limited...
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6716930 |
Method for processing ethylene-vinyl alcohol copolymer solution
A method for processing a solution of ethylene-vinyl alcohol copolymer in a solvent other than water, which involves continuously substituting a part of the solvent in the solution with water to...
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6710126 |
Degradable poly(vinyl alcohol) hydrogels
Biodegradable biocompatible hydrogels based on poly(vinyl alcohol) and methods for their preparation. The methods for preparation of the hydrogels involve the use of prepolymers. The prepolymers...
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6703444 |
Process for cross-linking hyaluronic acid to polymers
The present invention relates to a process for the production of hyaluronic acid (HA) derivatives. In particular, the process relates to multiple cross-linked hyaluronic acid derivatives, to navel...
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6610233 |
Saponified ethylene-vinyl acetate copolymer pellets and method for their production
The invention provides pellets of a saponified ethylene-vinyl acetate copolymer which are excellent in feedability, cause little fluctuation of extruder torque or discharge during molding, and...
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6608128 |
Polyvinyl alcohol compositions
Polyvinyl alcohol compositions in the form of an aqueous solution are disclosed, where the aqueous polyvinyl alcohol compositions include: (i) polyvinyl alcohol; (ii) at least one polyaldehyde...
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6596460 |
Polyvinyl acetals having azido groups and use thereof in radiation-sensitive compositions
A copolymer useful in radiation sensitive compositions for lithographic printing plates comprises the units A, B, C and D, wherein A is present in an amount of 0.5 to 30 wt.-% and is of the formula...
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6596456 |
Use of cinnamic acid groups containing acetal polymers for radiation-sensitive compositions and lithographic printing plates
Copolymers containing the units A, B, C, D and optionally E are used to prepare radiation sensitive compositions and lithographic printing plates. The copolymer contains about 25 to 55 mol % of...
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6576704 |
Method for continuous treatment of saponified ethylene-vinyl acetate copolymer
The method of treating a saponified ethylene vinyl acetate copolymer (A) with an acid (B) and/or its salt (C) which comprises feeding a saponified ethylene-vinyl acetate copolymer (A′) in which...
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6559228 |
Vinyl 4-t-butoxycarbonyloxybenzal-vinyl 4-hydroxybenzal-vinyl alcohol-vinyl acetate copolymer
There is a vinyl 4-hydroxybenzal-vinylalcohol-vinyl acetate copolymer, a 4-t-butoxycarbonyloxybenzal-vinyl alcohol-vinyl acetate copolymer and a vinyl 4-t-butoxycarbonyloxybenzal-vinyl...
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6559212 |
Plasticized polyvinyl butyral and sheet
Polyvinyl butyral resin and sheet having a hydroxyl content less than 19.5, preferably about 17 to 19 weight %, calculated as polyvinyl alcohol, plasticized with a compatible amount of triethylene...
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6555617 |
Composition of cyclic anhydride modified polyvinyl acetal and curable resin and laminated products
Disclosed are a modified polyvinyl acetal resin consisting essentially of repeating units represented by the following formula (I), and a modifier for curable resins which comprises the modified...
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6552123 |
Thermoplastic polyvinyl alcohol fibers and method for producing them
Provided are melt-spun fibers comprising, as at least one component, a water-soluble polyvinyl alcohol, and a method for producing fibrous structures comprising the fibers. The thermoplastic...
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6537468 |
Composition for ionically conductive solid polymer, ionically conductive solid polyelectrolyte, binder resin, and secondary battery
The invention is directed at an ion-conductive solid polymer-forming composition, a binder resin and an ion-conductive solid polymer electrolyte comprising (A) a polymeric compound containing...
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6533964 |
Polymer, binder resin, composition for ionically conductive polymer electrolyte, and secondary battery
The invention provides a novel polymeric compound comprising polyvinyl alcohol units and having an average degree of polymerization of at least 20, in which some or all of the hydroxyl groups on...
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6524498 |
Electrolyte composition for electric double layer capacitor, solid polymer electrolyte composition for polarizable electrode, polarizable electrode, and electric double layer capacitor
An electrolyte composition and a solid polymer electrolyte for electric double-layer capacitors are endowed with high ionic conductivity, high tackiness and shape retention. The invention is also...
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6521707 |
Isocyanates containing amino groups
The invention relates to novel isocyanates containing tertiary amino groups, a process for preparing them, and also their use for the synthesis and modification of polymers. The invention provides...
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6511561 |
Fiber binding powder composition for consolidating fiber materials
Disclosed is a fiber binding powder composition for consolidating fiber materials, comprising a) a polymer powder based on a polyvinyl alcohol stabilized polymer of one or more monomers selected...
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6472470 |
Vinyl alcohol polymer and its composition
Vinyl alcohol polymers having an ethylene unit content of 2 to 19 mole %, a polymerization degree of 200 to 2,000, a degree of saponification of 80 to 99.99 mole % and a total content of carboxyl...
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6465142 |
Low-temperature cure polyvinylbutyral as a photoconducter binder
Poly(vinyl butyral) compounds of Formula 1 where R 1 is alkyl, dialkyl ether, alkyl carbonyl, cycloalkyl, cycloalkyl alkyl, aryl, aryl carbonyl, alkaryl carbonyl, aralkyl, or alkyl aralkyl; Z...
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6458503 |
Fluorinated aromatic acetal polymers and photosensitive compositions containing such polymers
A novel fluorinated aromatic acetal polymer comprises at least one unit of A and at least one unit of B or C, or at least one unit of each of A, B and C and optionally further comprises at least...
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6444751 |
Process for producing vinyl alcohol polymer composition
A solution containing a metal alkoxide or oligomers thereof, a vinyl carboxylate polymer and an organic solvent is used, and, while low boiling substances containing the organic solvent is removed,...
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6441089 |
Water-soluble polymers and compositions thereof
Water-soluble polymers including functionalization from the group of amino groups, carboxylic acid groups, phosphonic acid groups, phosphonic ester groups, acylpyrazolone groups, hydroxamic acid...
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6433079 |
Aqueous anticorrosion primers based on polyvinylbutyral
Water-dilutable polyvinylbutyral dispersions obtainable by a two-stage reaction in the first stage of which at least one tertiary alkanolamine A and at least one diisocyanate B are reacted to the...
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6433080 |
Blooming preventing agent
A bloom inhibitor which comprises (A) an alkylene oxide adduct of a saponified ethylene-saturated carboxylic acid vinyl ester copolymer, and (B) a polyether compound; a rubber composition...
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6407145 |
Photocrosslinkable materials and applications
The invention relates to a novel process for the manufacture of mouldings, especially contact lenses, in which a soluble prepolymer comprising crosslinkable groups is crosslinked in solution, and...
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6403706 |
Methods of making polymer/dispersed modifier compositions
Methods of making polymer resin/dispersed modifier compositions are provided. The polymer resin/dispersed modifier compositions have improved melt processability and properties and may be used to...
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6387853 |
Derivatization of polymers and well treatments using the same
Polymers are derivatized and then may be introduced into a wellbore, such as in a hydraulic fracturing treatment. A polymer may be a guar powder that is mixed with a organic solvent and derivatized...
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6369169 |
Modified polystyrene spherical, resin and process for decontaminating waste water by using the same
An adsorbent, polystyrene spherical resin grafted with polyethylene glycol characterized in that polystyrene resin is crosslinked with 1 to 10 wt % of divinylbenzene, the content of polyethylene...
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6368772 |
Preparation of crosslinkable water-soluble or water-dispersible compositions and radiation-sensitive mixtures obtainable therefrom
Process for functionalizing a water-soluble or water-dispersible polymeric organic binder, in which unmodified, water-soluble or water-dispersible polymeric organic binders are reacted with one or...
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6346570 |
Water resistant composition, coating agent, and recording material
Provided are a water resistant composition comprising a uniform mixture of (A) at least one of modified polyvinyl alcohol containing either from 1 to 20 mol % of α-olefin units with not more than...
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