U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Did You Know...

...In 1790, the cost to obtain a patent was between $4 and $5.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 525/57 - With solid polymer derived from ethylenic reactants only


Subclass of Class 525 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein polyvinyl alcohol is mixed with at
No. of applications: 72
Last issue date: 03/22/2012


1    
Application No.Application TitleIssue Date
20120070737BINDER COMPOSITION FOR RECHARGEABLE LITHIUM BATTERY, AND ELECTRODE AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
Disclosed are a binder composition for a rechargeable lithium battery including a cross-linked compound of polyacrylic acid substituted with an alkali cation and polyvinyl alcohol and an electrode and rechargeable lithium battery including the same. The cross-linked com...
03/22/2012
20120052225EVOH RESIN COMPOSITION, AND MOLDED ARTICLE AND MULTILAYER STRUCTURE BOTH COMPRISING SAME
Provided is an EVOH resin composition suitable for use as a multilayer structure serving as a material for molded articles, in particular, liquid container such as bags for bag-in-boxes. The EVOH resin composition has such flexibility that even when used in applications...
03/01/2012
20120052042AMPHIPHILIC COMPOUNDS AND SELF-ASSEMBLING COMPOSITIONS MADE THEREFROM
The present disclosure relates to amphiphilic compounds, self assembling compositions formed from the amphiphilic compounds and methods of making such compositions....
03/01/2012
20120035321COMPOUNDS AND MEDICAL DEVICES ACTIVATED WITH SOLVOPHOBIC LINKERS
The present disclosure relates to compounds and medical devices activated with a solvophobic material functionalized with a first reactive member and methods of making such compounds and devices....
02/09/2012
20120028064Water-redispersible polymer powder
Polymer powders comprising in copolymerized form
  • a) one or more vinyl aromatic comonomers,
  • b) one or more 1,3-diene comonomers,
02/02/2012
20120029150CROSSLINKED FIBERS AND METHOD OF MAKING SAME BY EXTRUSION
The present disclosure relates to a method of forming fibers. First and second precursors, each possessing a core and at least one functional group known to have click reactivity, are mixed. The mixed precursors are then extruded under heat to cross-link during fiber pr...
02/02/2012
20120010364ENCAPSULATED CURE SYSTEMS
Encapsulated cure systems are provided wherein a curative is incorporated into a solid or semi-solid carrier material whereby mere fracturing or failure of the capsule wall encapsulating such cure systems will not provide for or allow sufficient release of the curative....
01/12/2012
20110311741SINGLE-LAYER OR MULTILAYER TUBULAR FOOD PACKAGING FILM THAT CAN BE SMOKED, AIR-DRIED, AND PEELED, ESPECIALLY PEELED IN A FULLY AUTOMATIC MANNER, AND METHOD FOR THE PRODUCTION THEREOF
The present invention relates to a single-layer or multilayer tubular food packaging film that can be smoked, air-dried and peeled, in particular peeled in a fully automated manner, in particular a sausage casing, for smoked and/or air-dried sausage or meat goods, where...
12/22/2011
20110305863THERMOPLASTIC RESIN COMPOSITION
Provided is a thermoplastic resin composition in which a modified rubber excellent in low temperature resistance is dispersedly added in a polyamide resin matrix to improve the low temperature resistance (cyclic fatigue resistance) of the polyamide resin, the compositio...
12/15/2011
20110275016ABLATION LAYER, PHOTOSENSITIVE RESIN STRUCTURE, AND METHOD FOR PRODUCING RELIEF PRINTING PLATE USING THE PHOTOSENSITIVE RESIN STRUCTURE
Using a photosensitive resin structure having an ablation layer for a photosensitive resin for a relief printing that is capable of being processed by infrared radiation and containing an anionic polymer, a relief printing plate is produced by drawing a pattern by irrad...
11/10/2011
20110269906MEMBRANES, METHODS OF MAKING MEMBRANES, AND METHODS OF SEPARATING GASES USING MEMBRANES
Membranes, methods of making membranes, and methods of separating gases using membranes are provided. The membranes can include at least one hydrophilic polymer, at least one cross-linking agent, at least one base, and at least one amino compound. The methods of separat...
11/03/2011
20110257305REDISPERSIBLE POLYMER POWDERS PREPARED FROM LOW CARBOXYLATION STYRENE BUTADIENE-BASED LATEX
A water redispersible polymer powder is produced by drying an aqueous mixture of a low carboxylation, low Tg, large average particle size water insoluble film-forming polymer latex or emulsion and a colloidal stabilizer. The latex polymer may have an average particle si...
10/20/2011
20110220534USE OF COMPOSITE FILMS AS A PACKAGING MATERIAL FOR OXIDATION-SENSITIVE POLYMERS, METHOD FOR PACKAGING OXIDATION-SENSITIVE POLYMERS, AND PACKAGING CONTAINING SAID COMPOSITE FILMS
The use of composite foils, comprising barrier layers based on polyvinyl alcohols, as packaging material for polymers susceptible to oxidation, processes for packaging said polymers, and packaging composed of said composite foils for packaging the polymers susceptible t...
09/15/2011
20110207858Mixtures for producing biodegradable aliphatic polyester-based molded bodies and for producing polymer powders that can be re-dispersed in water
The object of the invention is mixtures for producing biodegradable molded bodies based on one or more aliphatic polyesters, characterized in that the mixtures also comprise one or more polymer powders that can be re-dispersed in water....
08/25/2011
20110189413WATER-SOLUBLE FILM HAVING BLEND OF PVOH POLYMERS, AND PACKETS MADE THEREFROM
Disclosed are plasticized, water-soluble films having favorable cold-water solubility, wet handling, and thermoforming characteristics, and which can include a PVOH resin made up of blend of two or more PVOH polymers each having a monomodal molecular weight distribution...
08/04/2011
20110190433POLYAMIDE COMPOSITIONS WITH IMPROVED SALT RESISTANCE AND HEAT STABILITY
Disclosed is a polyamide composition including at least one semi-aromatic copolyamide, said semi-aromatic copolyamide consisting essentially of about 25 to about 55 mole percent repeat units of the formula


—...

08/04/2011
20110186467WATER-SOLUBLE FILM HAVING IMPROVED DISSOLUTION AND STRESS PROPERTIES, AND PACKETS MADE THEREFROM
Disclosed is a pouch having at least one sealed compartment containing a first composition. At least one wall of the at least one sealed compartment is made from a water-soluble film having any suitable thickness. The water-soluble film comprises PVOH polymer such that ...
08/04/2011
20110172363Multilayered Package with Barrier Properties
The present invention provides compositions useful as a barrier layer in, for example, packaging products. The compositions generally comprise a blend of (i) a polyester material, preferably an aromatic polyester resin such as polyethylene terephthalate (PET) and (ii) a...
07/14/2011
20110166292PROCESS FOR MANUFACTURING EVOH RESIN COMPOSITION
The present invention provides a composition of a solvolysis product of an ethylene-vinyl ester copolymer excellent in productivity and formability, which has a small absolute value of melting peak, even in the case where two or more kinds of solvolysis products of ethy...
07/07/2011
20110126497METHOD FOR THE PRODUCTION OF A BIODEGRADABLE PLASTIC FILM, AND FILM
A method for producing a biodegradable plastic film or a composite film, and the film obtained by such method. The film has barrier properties and is made at least of a biodegradable basic plastic material and a second plastic material having barrier properties. The fil...
06/02/2011
20110112247THERMOPLASTIC ACRYLIC RESIN COMPOSITION
Provided is a thermoplastic acrylic resin composition comprising a methacrylic resin (A) and a polyvinyl acetal resin (B) obtained by acetalizing a polyvinyl alcohol resin with an aldehyde having 4 or more carbon atoms and an aldehyde having 3 or less carbon atoms in wh...
05/12/2011
20110104377REDISPERSIBLE POLYMER POWDER COMPOSITION
The present invention pertains to a water-redispersible polymer powder composition based on at least one synthetic polymer and at least one natural latex. Preferably, the polymer powder contains up to about 90 wt. % of at least one water-insoluble, synthetic polymer, up...
05/05/2011
20110020626RESIN COMPOSITION AND MULTILAYER STRUCTURE USING THE SAME
The present invention provides a resin composition of a saponified ethylene-vinyl ester copolymer can provide a molded product including layer of the resin composition with less thickness variation and excellent gas-barrier properties, even if the layer is subjected to ...
01/27/2011
20110003920TIRE-WHEEL ASSEMBLY AND DISASSEMBLY METHOD FOR THE SAME
A tire-wheel assembly and disassembly method is disclosed wherein relative shifting of a tire and a wheel when braking and/or cornering can be suppressed without negatively affecting tire replacement workability. Specifically, a tire-wheel assembly has a wheel construct...
01/06/2011
20100326597HARDENER COMPOSITION, ADHESIVE SYSTEM AND METHOD OF GLUING
The invention relates to a hardener composition for use in an amino resin based adhesive system, comprising an aliphatic alpha hydroxy-mono-, or di-, carboxylic acid, and polyvinyl alcohol. It also relates to an adhesive system and a method of gluing wooden materials....
12/30/2010
20100273012THERMOPLASTIC POLYMER COMPOSITION AND SHAPED ARTICLE COMPOSED OF THE SAME
Provided is a thermoplastic polymer composition, including a thermoplastic elastomer (A) and a polyvinyl acetal (B), wherein the thermoplastic elastomer (A) is a styrene-based thermoplastic elastomer or an olefin-based thermoplastic elastomer. Thus, a thermoplastic poly...
10/28/2010
20100267897THERMOPLASTIC AMPHIPHILIC CO-NETWORKS
The present invention relates generally to thermoplastic amphiphilic networks and/or co-networks. In one embodiment, the present invention relates to thermoplastic (TP) amphiphilic co-networks (APCNs) and the preparation of membranes from such APCNs. In another embodime...
10/21/2010
20100218681MEMBRANES COMPRISING AMINO ACID MOBILE CARRIERS
In one aspect, the present invention provides a curable composition useful in the preparation of a gas separation membrane. The curable composition comprises a polyvinyl alcohol; an aliphatic polyamine; a polyglycidyl ether; and a salt of a C3-C5 a...
09/02/2010
20100204800MULTI-POLYMER HYDROGELS
The invention provides a multi-polymer hydrogel article having a first polymeric, water-swellable material and a second polymeric material, organized such that a first region substantially comprises the first polymeric, water-swellable material, a second region adjacent...
08/12/2010
20100168281Spalling-Preventing Composite Material Composed of Fiber and Powder Having Different Diameters and Melting Points, and High-Strength Refractory Concrete Comprising the Same
Disclosed herein are a spalling-preventing composite material composed of fiber and powder, which have different diameters and melting points so as to be capable of realizing the effect of preventing spalling of high-strength concrete and the effect of improving the flu...
07/01/2010
20100162473WATER-PERMEABLE PROTECTIVE MATERIAL
A water-permeable protective material is provided which comprises a composition of one or more quaternary amines in combination with polyvinyl alcohol or precursor thereof. The amine may be either a polymeric or non-polymeric quaternary amine, a preferred example being ...
07/01/2010
20100144953PROCESS FOR RECYCLING POLYOLEFIN BLEND COMPOSITION USING AN ETHYLENE COPOLYMER COMPATIBILIZING AGENT
A process is provided for preparing polymer composites from compositions comprising i) a polyolefin, ii) a polymer selected from the group consisting of polymers having hydroxyl groups and polymers having amino groups and iii) a polar ethylene copolymer having copolymer...
06/10/2010
20100144952PROCESS FOR RECYCLING POLYOLEFIN BLEND COMPOSITION USING AN ETHYLENE COPOLYMER COMPATIBILIZING AGENT
A process is provided for preparing polymer composites from compositions comprising i) a polyolefin, ii) a polymer selected from the group consisting of polymers having hydroxyl groups and polymers having amino groups and iii) a polar ethylene copolymer having copolymer...
06/10/2010
20100112257THERMOPLASTIC RESIN COMPOSITION AND LAMINATE AND TIRE MANUFACTURED USING THE SAME
There is provided a thermoplastic resin composition which comprises a modified rubber having excellent low-temperature durability dispersed in a polyamide resin matrix in order to improve the low-temperature durability or repeated fatigue resistance of the polyamide res...
05/06/2010
20100062275ANTISTATIC IONOMER COMPOSITION AND ARTICLES THEREWITH
Disclosed are ionomer compositions neutralized by a combination of cesium and potassium that have antistatic properties. Also disclosed are articles, including laminates and monolayer or multilayer structures comprising such compositions to which neither powders nor dus...
03/11/2010
20100055068GRAFTED POLYMERS AND USES THEREOF
The invention features grafted polymer systems for use in medical devices and/or for the delivery of active agents. The grafted polymers include at least one transport moiety, a linear backbone segment, and a pendant segment....
03/04/2010
20100041828DISPERSION STABILIZER FOR SUSPENSION POLYMERIZATION
The present invention provides a dispersion stabilizer having an excellent polymerization stability. When used for suspension polymerization of vinyl compounds even in small amounts, the dispersion stabilizer according to the present invention attains the effects that: ...
02/18/2010
20100028545POLYMER SOLUTION, MANUFACTURING METHOD THEREOF, AND MANUFACTURING METHOD OF TRANSPARENT CONDUCTIVE POLYMER FILM
Provided are a polymer solution to be coated to manufacture a transparent conductive polymer film, a method of manufacturing the polymer solution, and a method of manufacturing a transparent conductive polymer film using the polymer solution. The polymer solution includ...
02/04/2010
20090285511Cross Direction Tear Film and Package
A film having a cross directional tear/machine directional tear ratio below 1 is described. The film has a sealant layer with a cyclic olefin copolymer. The film can be used in the manufacture of packages having an easy cross-direction tear open feature. There are also ...
11/19/2009
20090258300Ethylene/Vinyl Alcohol-Derived Copolymer Fiber
The invention provides a fiber which is excellent in electrolyte absorption and retentivity and oxidation resistance and is suitable for use as a separator for alkaline secondary batteries. The invention is an ethylene/vinyl alcohol-derived copolymer fiber comprising an...
10/15/2009
1    
 
Sign InRegister
Username  
Password   
forgot password?