Synthetic resins or natural rubbers -- part of the class 520 series inventions 05/09

20090137690 - Delinked polymer modified bitumen and method of producing same: A delinked polymer modified bitumen comprising a delinked polymer-bitumen composite and additional bituminous material. The delinked polymer-bitumen composite comprises sulfur-cured elastomeric material having a vulcanized network and a plurality of polymer backbones; at least one rubber accelerator and at least one activator in sufficient quantities to delink the vulcanized network... Agent: Head, Johnson & Kachigian

20090137691 - Thermally foamable microsphere, production process thereof, and composition: A thermally foamable microsphere having a structure that a foaming agent is encapsulated in an outer shell formed from a polymer, wherein supposing an electric conductivity of a water extract obtained by Step 1 of dispersing 5 g of the thermally foamable microsphere in 20 g of ion-exchanged water having... Agent: Reed Smith LLP

20090137692 - Production method of porous resin particle having hydroxyl group: The present invention relates to a method for producing a porous resin particle containing an aromatic vinyl compound-aromatic divinyl compound copolymer having a hydroxyl group, the method including: dissolving a monomer mixture containing an aromatic vinyl compound, an aromatic divinyl compound and a (meth)acrylic acid ester having one hydroxyl group... Agent: Sughrue-265550

20090137693 - High strength monolithic carbon foam: A carbon foam article useful for, inter alia, composite tooling or other high temperature applications, which includes a carbon foam having a ratio of compressive strength to density of at least about 7000 psi/g/cc.... Agent: Graftech International Holdings, Inc.

20090131544 - Extrusion of a thermoplastic polymer bearing acid ionic groupings: The process consists in preparing a mixture composed of a thermoplastic polymer having acid ionic groups and a plasticizer, in extruding the mixture obtained to form a film, then in washing the film obtained in aqueous medium to remove said plasticizer(s). The plasticizer is chosen from non-volatile compounds which are... Agent: Crowell & Moring LLP Intellectual Property Group

20090131545 - Process for producing extruded foam of polyhydroxyalkanoate resin and extruded foam obtained by the process: An extruded foam excelling in environmental friendliness and having biodegradability; and a stable process for producing the same. There is provided a process for producing an extruded foam of P3HA resin, characterized by melt-kneading a copolymer (poly(3-hydroxyalkanoate), P3HA) having at least one type of repeating unit of the formula: —O—CHR—CH2—CO—... Agent: Sughrue Mion, PLLC

20090131546 - Rigid, closed-cell, graft-polymer foam; rigid flexible cellular foam; rigid flexible cellular foam mixture; rigid flexible cellular foam mixture; and method for manufacturing a rigid, closed-cell, graft-polymer foam: Expanded products, more specifically, rigid or semi-flexible foams of low density from 1.5 to 12 lbs/ft3 or more, with closed cells can be manufactured. The products have a PVC backbone with branches with methacrylate crosslinked with isocyanate through a reaction activated by ultraviolet or microwave radiation. The use of polyfunctional... Agent: Fleit Gibbons Gutman Bongini & Bianco P.l.

20090124714 - Porous resin particle having hydroxy group or primary amino group and production method thereof: P

20090124715 - Method for purifying a solution containing a plastic material: Method for purifying a solution of at least one plastic in a solvent, the said solution comprising insolubles, whereby the solution is purified using a centrifugal settler.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20090124716 - Method for processing polyester waste: A method for processing polyester wastes, especially used polyester bottles, which comprises shredding, washing, drying and melting the waste mixture to obtain a starting raw material wherein a modifying agent selected from the group comprising a combination of polysiloxane and a plasticizer selected from the group of phthalates, or a... Agent: Buchanan, Ingersoll & Rooney PC

20090124717 - Carrier for fluid treatment and method of making the same: A foam containing 30 to 95% by weight of a polyolefin-based resin and 5 to 70% by weight of a hydrophilizing agent composed of a cellulose-based powder, the surface of the foam being in a melt fractured state.... Agent: Kratz, Quintos & Hanson, LLP

20090124718 - Polyurethane foam: A polyurethane foam is disclosed and described. The polyurethane foam is formed by combining a first component comprising at least one polyol with a second component comprising at least one polyisocyanate. The ratio of the number of isocyanate equivalents in the second component to the number of hydroxyl equivalents in... Agent: Rader, Fishman & Grauer PLLC

20090124719 - Polyurethane foams from polytrimethylene ether glycol: Provided are polyurethane foams containing polytrimethylene ether segments derived from polytrimethylene ether glycols.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20090118381 - Separation of high density lipoproteins on polymer monoliths with decreased hydrophobicity: Described are polymer monolith compositions for separating high density lipoprotein, as well as related methods of use.... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20090118382 - Ion exchange material, ion exchange column, and production method: The invention relates to ion-exchange materials comprising a hydrophobic support resin having grafted side chains, wherein the side chains have a surfactant-type structure and comprise ion-exchange groups, and the ion-exchange material is obtainable by radical grafting of the side chains using a radical initiator containing at least one peroxide group.... Agent: Shoemaker And Mattare, Ltd

20090118383 - Production method of porous resin bead: The present invention provides a method for producing a porous resin bead containing an aromatic vinyl compound-hydroxystyrene-di(meth)acrylate copolymer, the method including: dissolving a monomer mixture containing an aromatic vinyl compound, an acyloxystyrene and a di(meth)acrylate compound, and a polymerization initiator in an organic solvent to obtain a solution containing the... Agent: Sughrue-265550

20090118384 - Hydrophobic and/or oleophobic open cell polyimide acoustic and thermal insulation foams and methods of making: Provided are methods of treating an open cell polyimide foam product to produce a treated polyimide foam product having a property of repelling water or oil. The method includes the steps of: selecting a polyimide foam product having an external surface area and an open cell structure that has an... Agent: Tung & Associates / Randy W. Tung, Esq.

20090118385 - Process for production of foamed resin sheet: The invention provides a process for production of foamed resin sheet which enables satisfactory dispersion of a nucleating agent in a thermoplastic resin and which attains excellent extrusion formability and is excellent in productivity. There is provided a process for production of foamed resin sheet by extruding a thermoplastic resin... Agent: The Webb Law Firm, P.C.

20090118386 - Process for making a polyurethane foam: e

20090118387 - Method for producing water-absorbing polyurethane foam: A water-absorbing polyurethane foam is produced by reacting, foaming, and curing a raw material which includes aliphatic or alicyclic polyisocyanate, polyester polyol, a polyoxyethylene compound for a hydrophilizing agent, a catalyst and a blowing agent. Thus obtained water-absorbing polyurethane foam has a coating film made from a cured substance of... Agent: Crompton, Seager & Tufte, LLC