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

Icon_funbox Quotables

"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."

Napoleon Bonaparte ; When told of the Robert Fulton steamboat

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 525/58 - With SICP, SPFI, or polymer thereof


Subclass of Class 525 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein polyvinyl alcohol is mixed with a
No. of patents: 380
Last issue date: 02/08/2011


1                    
NumberTitleIssue Date
7884157Process for preparing copolymers by anionic solvent-free polymerization
The invention concerns a process for preparing a block or comb copolymer comprising at least one hydrophilic portion and at least two hydrophobic portions, by anionic solvent-free polymerization of a prepolymer selected from a polyethylene glycol and a polyvinyl alc...
02/08/2011
7442741Stable aqueous dispersions of hydrophilic phenolic resins having low xylenol and bisphenol-A content
Storage stable aqueous dispersions of a heat-reactive hydrophilic phenolic resin (e.g., phenol/formaldehyde) are disclosed. The dispersions comprise a base resin that is the reaction product of an aromatic alcohol and an aldehyde, and an etherified resin component s...
10/28/2008
7393895Forming concentrate of poly(arylene ether), thermosetting resin and compatibilizer
A method of forming a poly(arylene ether)-containing solid concentrate is described. The method includes blending a poly(arylene ether), a thermosetting resin, and a compatibilizing agent in the presence of a solvent to form a homogeneous solution, and removing the ...
07/01/2008
7390497Poly(ester amide) filler blends for modulation of coating properties
Provided herein is a PEA polymer blend and coatings or implantable devices formed therefrom. The PEA polymer blend is formed of a PEA polymer and a material capable of hydrogen bonding with the PEA. The PEA polymer blend can form a coating on an implantable device, ...
06/24/2008
7371272Modifier for hydrophilicity, hydrophilic modification method and aluminum material or aluminum alloy material modified hydrophilic thereby
A modifier for hydrophilicity and a hydrophilic modification method capable of suppressing not only the odor of the resulting hydrophilic coat itself, but also the unpleasant odor emanation after exposure to odorants and retaining the hydrophilicity even during a lo...
05/13/2008
7368057Method and system for removing residual water from excess washcoat by ultrafiltration
A washcoat coating composition is disclosed that includes at least one water insoluble organic solvent and at least one polymer, such as an epoxy acrylic copolymer. A method of removing residual water from a mixture of residual water and washcoat using ultrafiltrati...
05/06/2008
7365124Flame retardant resin blends based on polymers derived from 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine monomers
A polymer blend consisting essentially of at least one thermoplastic polymer, and a polymer comprising structural units derived from a 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine is disclosed. ...
04/29/2008
7357987Fabric care composition comprising a polysaccharide-grafted polymer particle
The present invention is directed to a polysaccharide-grafted polymer particle containing a lubricant wherein the polysaccharide is preferably a β-1,4 linked polysaccharide. ...
04/15/2008
7348128Photosensitive resin based on saponified polyvinyl acetate photosensitive resin composition, method of forming aqueous gel from the same, and compound
A photosensitive resin which exhibits excellent storage stability, affinity, miscibility, or solubility with respect to a variety of compounds, and high sensitivity can be solidified even under hydrous conditions as well as exhibiting high cure-related sensitivity a...
03/25/2008
7335699Copolymers containing aminoplast units and use thereof as a dispersing agent or stabilizers
A description is given of water-soluble aminoplast ether copolymers of the following structural type: wherein Z is a glycoluril central unit, B is a radical of an essentially water-insoluble polymer and R1 is a radical of a...
02/26/2008
7314899Process for the preparation of poly (urethane-acrylic) copolymer dispersion for industrial applications
This invention describes a process to synthesize water based coating composition having polyurethane and vinyl polymers in the same backbone, which can be used as topcoat in leather. Polyurethane having iniferter groups are synthesized which is then used to incorpor...
01/01/2008
7288608Degradable thiol-ene polymers
A thiol-ene polymeric material is disclosed. The material is produced by the photopolymerization of reactants having thiol and olefin moieties. The material can incorporate encapsulated components, including cells. Additionally, the material can be derivatized by re...
10/30/2007
7285588Low polarity dimerate and trimerate esters as plasticizers for thermoplastic compositions
A plasticized thermoplastic composition including a thermoplastic, and plasticizer compound selected from the group consisting of a cyclic dimerate ester, a cyclic trimerate ester plasticizer, and mixtures thereof. ...
10/23/2007
7279505Radiation-curable prepolymers
The present invention provides a radiation-curable prepolymer. The radiation-curable prepolymer of the invention is prepared by reacting an isocyanate-capped polyurethane with an ethylenically unsaturated amine or an ethylenically unsaturated monohydroxy compound or...
10/09/2007
7270860Multilayer chlorine-free film with barrier layer of a polyamide blend and ostomy pouches formed therefrom
A multilayer heat-sealable chlorine-free odor barrier film having relatively low modulus, high interlaminar strength, and low noise upon flexing is provided. The film comprises an odor barrier layer of an amorphous polyamide resin blended with an anhydride-modified ...
09/18/2007
7271217Phytoprotein synthetic fibre and method of manufacture thereof
This invention relates to a phytoprotein synthetic fiber and the method for the manufacture thereof. This synthetic fiber is composed of phytoprotein and polyvinyl alcohol, the phytoprotein comprising A parts of the two components, where A is equal to or greater tha...
09/18/2007
7262261Binders and a method of use thereof as coating material for metal containers
Condensation products of dihydroxyaromatics A, alone or in mixture with mono- or polyhydroxyaromatics C, with diepoxides or polyepoxides B which have been alkylolated by reaction with aldehydes D and whose alkylol groups may have been etherified with alcohols, a pro...
08/28/2007
7235604Polyamide- and polyolefin-based fire-retarded compositions
The present invention relates to fire-retarded compositions comprising, by weight, the total being 100 parts: 50 to 75 parts of a blend of a polyamide (A) and a polyolefin (B), 25 to 50 parts of a blend comprising:...
06/26/2007
7230068Polymer 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 of proteins with PEG derivatives, which involves the selective incorp...
06/12/2007
7214245Associating hydrogels for nucleus pulposus replacement in intervertebral discs
A prosthetic nucleus prepared from blends of polyvinylalcohol and polyvinyl pyrollidone or its copolymers for replacement of the nucleus pulposus in intervertebral discs is provided. Also provided are methods of replacing the nucleus pulposus and treating disc degen...
05/08/2007
7195437Tapping screw having function of holding female screw shavings
The present invention provides a screw comprising a head and a threaded shank, wherein the shank is covered with a coating at least 60% of the length thereof from the end, the coating includes microcapsules that contain a viscous fluid with an appropriate level of v...
03/27/2007
7179376Method and system for removing residual water from excess washcoat by ultrafiltration
A washcoat coating composition is disclosed that includes at least one water insoluble organic solvent and at least one polymer, such as an epoxy acrylic copolymer. A method of removing residual water from a mixture of residual water and washcoat using ultrafiltrati...
02/20/2007
7169842Elastomer compositions for use in a hydrocarbon resistant hose
A heat tolerant, pressure resistant elastomeric composition comprising a blend of a first ethylene-vinyl ester copolymer and a second copolymer selected from the group consisting of chlorosulfonated polyethylene (CSM), chlorinated polyethylene (CPE), polychloroprene...
01/30/2007
7153576Weatherable multilayer article assemblies and method for their preparation
Disclosed is a multilayer article assembly comprising (i) a coating layer comprising a block copolyestercarbonate comprising structural units derived from at least one 1,3-dihydroxybenzene and at least one aromatic dicarboxylic acid, (ii) a second layer comprising a...
12/26/2006
7135524Plasticizers for plastics
The present invention relates to a mixture encompassing at least one plastic A, in particular polyvinyl chloride (PVC), polyvinyl butyral (PVB), or a polysulfide, and at least one polyester B which can be prepared from a dicarboxylic acid I, and from at least one di...
11/14/2006
7132208Composition for forming overcoat layer for organic photoreceptor and organic photoreceptor employing overcoat layer prepared from the composition
A composition forms an overcoat layer for an organic photoreceptor by combining an organic silane compound, an acrylic polymer, polyvinyl butyral and a solvent. The organic photoreceptor has increased electrical and mechanical properties, leading to improved life ch...
11/07/2006
7109264Low polarity dimerate and trimerate esters as plasticizers for elastomers
An elastomeric composition including a natural or synthetic rubber, and a cyclic dimerate ester and/or a cyclic trimerate ester plasticizer. ...
09/19/2006
7084207Thermoplastic polyurethane composition and process for producing the same
The present invention provides a thermoplastic polyurethane composition which comprises an ethylene-vinyl alcohol copolymer and/or a polyamide, and a thermoplastic polyurethane, in which the retention of melt tension thereof, when kept in a molten state at 220° C. ...
08/01/2006
7053151Grafted biodegradable polymer blend compositions
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 method of grafting polar groups onto biodegradable polymers and modifi...
05/30/2006
7026277Fabric care composition
The present invention is directed to a process for the preparation of polysaccharide grafted latex particles wherein the polysaccharide has β-1,4 linkages, wherein the process comprises core/shell emulsion polymerisation. Preferably, the process comprises a single ...
04/11/2006
7012116Blend compositions of an unmodified poly vinyl alcohol and a thermoplastic elastomer
This invention relates, in general, to blend compositions of an unmodified poly vinyl alcohol and a thermoplastic elastomer and thermoplastic film and fiber structures comprising these blend compositions. More specifically, this invention relates to substantially wa...
03/14/2006
7003920Transparent glazing and use thereof in a chilling chamber door comprising in particular a glazing under vacuum
A transparent glazing unit having at least one viewing area, combined with an antifrosting adsorbent layer deposited on at least one surface of the said area, and its use in a door of a refrigerated enclosure and more particularly a glazed door, the glazed area of w...
02/28/2006
6995192Radiation-curable prepolymers
The present invention provides a radiation-curable prepolymer. The radiation-curable prepolymer of the invention is prepared by reacting an isocyanate-capped polyurethane with an ethylenically unsaturated amine or an ethylenically unsaturated monohydroxy compound or...
02/07/2006
6984690High-molecular-weight cross-linked polyvinyl butyrals, their use, and process for their preparation
The present invention relates to high-molecular-weight crosslinked polyvinyl butyrals obtainable by crosslinking a polyvinyl butyral with benzofuranone and/or with at least one derivative of the same, as crosslinking reagent, to their use, and to a process for their...
01/10/2006
6958371Method of making blends of poly(vinyl alcohol) and poly(ethylene oxide)
The present invention discloses water-soluble compositions comprising a blend of poly(ethylene oxide) and poly(vinyl alcohol) that have improved ductility over water-soluble compositions comprising poly(vinyl alcohol) alone. In one desirable embodiment of the presen...
10/25/2005
6953758Limited visible transmission blue glasses
A blue colored, infrared and ultraviolet absorbing glass composition having a luminous transmittance of up to 60 percent can form transparent glass panel sets for mounting in automobiles. A non-limiting glass composition includes a standard soda-lime-silica glass ba...
10/11/2005
6953541Flexible polyolefin compounds for vehicle applications
The present invention provides a method for preparing flexible thermoplastic compositions that may be used separately or combined with up to fifty percent thermoplastic scrap. One embodiment of the invention comprises creating a melt-blend of blending composition, u...
10/11/2005
6953827Resin composition and method for producing the same
The present invention provides a resin composition including an ethylene-vinyl alcohol copolymer (EVOH) and a polyamide resin and having outstanding properties in terms of long-term run stability, appearance, and hot water resistance in melt molding. In this resin c...
10/11/2005
6933421Methods of making disposable products having humidity activated materials with shape-memory
The present invention relates to shape deformable materials, which are capable of (1) being deformed, (2) storing an amount of shape deformation, and (3) recovering at least a portion of the shape deformation when exposed to a humid environment. The shape deformable...
08/23/2005
6908668Foamed polyolefin resin sheet
An object of the present invention is to provide a foamed polyolefin resin sheet which exhibits a high adhesive strength when laminated with a layer formed of a saponified ethylene-vinyl ester copolymer and which still exhibits a high adhesive strength even when lam...
06/21/2005
1                    
 
Sign InRegister
Username  
Password   
forgot password?