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| Number | Title | Issue Date |
| 7432311 | Process for creating high internal phase polymeric emulsions A “high internal phase polymeric emulsion” (“HIPPE”) composition is described which comprises an emulsion of a discrete phase (component A) and a continuous phase (component B), wherein the volume fraction of the discrete phase is the majority fraction (on a... | 10/07/2008 |
| 7273894 | Compositions for the preparation of void-containing articles Disclosed are novel compositions for the preparation of void-containing articles comprising a polymer matrix and a voiding agent The voiding agent comprises at least one first polymer and at least one second polymer, which are selected on the basis of physical prope... | 09/25/2007 |
| 7226956 | Low density polymeric foam using a three-polymer blend A polymeric composition to be used in producing low density foam in which the polymeric composition comprises high density polyethylene, alkenyl aromatic polymer and a linear low density polyethylene. The polymeric resins may be prime virgin resin, offgrade virgin r... | 06/05/2007 |
| 7217480 | Organic electrolytic solution and lithium battery using the same An organic electrolytic solution includes a lithium salt and an organic solvent containing a phosphonate compound, and a lithium battery utilizes the organic electrolytic solution. When using the organic electrolyte containing the phosphonate compound to manufacture... | 05/15/2007 |
| 7201962 | Hemocompatible coated polymer and related one-step methods A polymer with a hemocompatible film or coating is manufactured by a one-step method comprising polymerizing monomer droplets comprising at least one crosslinking agent to form a polymer and simultaneously coating the resulting polymer using at least one dispersing ... | 04/10/2007 |
| 7153890 | Porous resin bead production method The present invention provides, as a resin bead which can be developed for use completely different from the use of conventional polystyrene resin beads, a porous resin bead made from a styrene-hydroxystyrene-divinylbenzene copolymer, which contain a hydroxyl group ... | 12/26/2006 |
| 7115672 | Production method of porous resin A production method of a porous resin or an intermediate therefor, which comprises a step of producing a styrene-acyloxystyrene-divinylbenzene copolymer comprising suspension copolymerization of a styrene monomer, an acyloxystyrene monomer and a divinylbenzene monom... | 10/03/2006 |
| 7037997 | Vinyl monomer, support matrix and its preparation A vinyl monomer of the structure R—B—Ar(—CH═CH2)n (1) in which Ar is an aromatic ring (arylene group); n is an integer >0, in particular one or two; B is a bridge structure; R is a (C2-30)-hydrocarbon group carrying two or mo... | 05/02/2006 |
| 6982309 | Synthesis of branched styrenic copolymers with p-t-butylstyrene It has been discovered that improved polystyrene products may be obtained by polymerizing styrene in the presence of p-t-butyl styrene (TBS) and optionally at least one di-olefinic substituted aromatic compound, such as isopro-penyl styrene, sec-butenyl styrene, m-i... | 01/03/2006 |
| 6949667 | Alkenylphosphonic ester and preparation process thereof Novel alkenylphosphonic acid esters of the following general formula (I): R1CH═CR2[P(O)(OCR3R4CR5R6O)] (I) and a simple process for the preparation thereof are provided by t... | 09/27/2005 |
| 6930133 | Low density polymer beads Low density polymeric beads made by polymerizing monomeric building blocks into large crosslinked polymer molecules in porous, spherical bead form by droplet or suspension polymerization in the presence of a porogen. ... | 08/16/2005 |
| 6897247 | High internal phase polymeric emulsion composition A high internal phase emulsion composition comprising: a) at least three components; b) component A is a polymer, monomer or mixture thereof; c) component B is a polymer; d) component C is a compatiblizer; e) substantially no voids; and wherein the volume fraction o... | 05/24/2005 |
| 6894082 | Foamable compositions This invention relates to latent foamable compositions for use in or as adhesives, sealants and/or coatings. The compositions include a curable component or a thermoplastic component, together with a latent foaming agent. In curable versions of the inventive composi... | 05/17/2005 |
| 6841580 | Organic porous material, process for manufacturing the same, and organic porous ion exchanger An organic porous material having a continuous pore structure, which comprises interconnected macropores and mesopores with a radius of 0.01 to 100 μm in the walls of the macropores, having a total pore volume of 1 to 50 ml/g and having pore distribution curve char... | 01/11/2005 |
| 6822012 | Peelable polymeric coating composition This invention relates generally to water resistant peelable protective and decorative clear or pigmented coating compositions and, more specifically, to aqueous and solvent based, polymeric coating compositions which form a protective and/or decorative coating and ... | 11/23/2004 |
| 6787580 | Water-free preparation process for multimodal thermoplastic polymer foam and foam therefrom Prepare a multimodal thermoplastic polymer foam having a distribution of large and small cells in a substantial absence of water by using a blowing agent stabilizer. Multimodal foams of the present invention have blowing agent stabilizer predominantly located proxim... | 09/07/2004 |
| 6784216 | ABS foam and method of making same The present invention is an ABS foam composition. The composition is comprised of ABS, a foam modifier, and a blowing agent. The composition may be formed into a variety of shapes and products using many different processing techniques, e.g., extrusion and molding. | 08/31/2004 |
| 6713522 | Peelable foam coating composition This invention relates generally to water resistant peelable protective and decorative clear or pigmented foam coating compositions and, more specifically, to aqueous and solvent based, polymeric coating compositions which form a protective and/or decorative coating... | 03/30/2004 |
| 6689465 | Porous beads and process for producing the same Disclosed is substantially spherical porous beads of an aromatic polyether ketone resin, which have an average particle diameter of 50 to 5,000 μm and a porosity of 40 to 99%. Also disclosed is a method for producing porous beads, which comprises: mixing... | 02/10/2004 |
| 6576681 | Antireflective porogens Disclosed are organo polysilica dielectric materials having low dielectric constants useful in electronic component manufacture are disclosed along with methods of preparing the porous organo polysilica dielectric materials. Also disclosed are methods of ... | 06/10/2003 |
| 6455606 | Polyurethane foam, process for producing the same, and foam forming composition A polyurethane foam which is obtained by reacting an addition-polymerizable active hydrogen component comprising a compound having a group containing active hydrogen and an addition-polymerizable functional group or comprising both this compound and a com... | 09/24/2002 |
| 6420444 | Tetrafunctional initiator The melt of polyvinyl aromatic polymers comprising from 10 to 45 weight % of star branched polymer prepared using a combination of thermal and tetra functional peroxide initiation has an improved melt strength permitting better foam formation for extrusio... | 07/16/2002 |
| 6420441 | Porous materials Porous dielectric materials having low dielectric constants useful in electronic component manufacture are disclosed along with methods of preparing the porous dielectric materials. Also disclosed are methods of forming integrated circuits containing such... | 07/16/2002 |
| 6310112 | Hydrogenated vinyl aromatic polymer foams This invention provides a thermoplastic polymer foam having a density of up to 800 kg/m3. The foam is made from a hydrogenated vinyl aromatic polymer that contains pendant cycloaliphatic groups. This polymer is conveniently made by hydrogenatin... | 10/30/2001 |
| 6274641 | Tetrafunctional initiator The melt of polyvinyl aromatic polymers comprising from 10 to 45 weight % of star branched polymer prepared using a combination of thermal and tetra functional peroxide initiation has an improved melt strength permitting better foam formation for extrusio... | 08/14/2001 |
| 6242540 | Process for the preparation of polymer particles Particles of a copolymer of a vinyl arene and a copolymerizable compound containing a polar moiety and a vinyl moiety containing water may be prepared by forming a mixture of monomers and small amounts of water and polymerizing under agitation to 20 to 70... | 06/05/2001 |
| 6166099 | Tetrafunctional initiator The melt of polyvinyl aromatic polymers comprising from 10 to 45 weight % of star branched polymer prepared using a combination of thermal and tetra functional peroxide initiation has an improved melt strength permitting better foam formation for extrusio... | 12/26/2000 |
| 6100306 | Polymeric microbeads and methods of preparation The present invention relates to porous crosslinked polymeric microbeads having cavities joined by interconnecting pores wherein at least some of the cavities at the interior of each microbead communicate with the surface of the microbead. The present inv... | 08/08/2000 |
| 6090862 | Process for recycling polyolefin cross-linked substance or polyolefin foamed substance A process is developed for recycling a polyolefin cross-linked substance having a cross-linkage, a polyolefin foamed substance free from a cross-linkage or a polyolefin foamed substance having a cross-linkage. The process includes the step of heating the ... | 07/18/2000 |
| 6087408 | Process for the production of polyolefin resin foams This invention provides a process for preparing a polyolefin resin foam, comprising the step of extruding to a low-pressure zone a melt of polyolefin resin containing a volatile blowing agent uniformly dispersed therein, the process being characterized in... | 07/11/2000 |
| 5994423 | Urine absorber, method for producing it, urine absorbing method utilizing it and portable toilet A urine absorber superior in smell extinguishing and urine absorption properties and in absorption stability is to be prepared. To this end, a polymer of styrene and/or conjugate diene and acrylonitrile, containing a predetermined amount of a sulfonide an... | 11/30/1999 |
| 5886061 | Polymers capable of reversibly complexing acid gases and foamed polymers produced therefrom Polymers capable of reversibly complexing carbon dioxide and other acid gases and a method of producing such polymers are disclosed. In a preferred embodiment, the present polymers incorporate amine groups capable of reversibly complexing carbon dioxide t... | 03/23/1999 |
| 5880240 | Alkyl-containing porous resin, process for its preparation and its use An alkyl-containing porous resin with a specific surface area of 50 to 600 m2 /g, the resin being prepared by polymerizing a monomer mixture of, based on the total weight of the monomers, 15 to 97% by weight of divinylbenzene, 0 to 82% by weigh... | 03/09/1999 |
| 5863957 | Polymeric microbeads The present invention relates to porous crosslinked polymeric microbeads having cavities joined by interconnecting pores wherein at least some of the cavities at the interior of each microbead communicate with the surface of the microbead. The present inv... | 01/26/1999 |
| 5770634 | Foam materials for insulation, derived from high internal phase emulsions The present invention relates to compressable polymeric foam materials useful as insulation. These polymeric foams are prepared by polymerization of certain water-in-oil emulsions having a relatively high ratio of water phase to oil phase, commonly known ... | 06/23/1998 |
| 5760097 | Methods of preparing polymeric microbeds The present invention relates to porous crosslinked polymeric microbeads having cavities joined by interconnecting pores wherein at least some of the cavities at the interior of each microbead communicate with the surface of the microbead. The present inv... | 06/02/1998 |
| 5731395 | Functional group-containing porous resin and a process for its preparation A functional group-containing porous resin prepared by polymerization of a monomer mixture of, based on 100% by weight of the total amount of the monomers, 15 to 97% by weight of divinylbenzene, 0 to 82% by weight of at least one aromatic monovinyl monome... | 03/24/1998 |
| 5726215 | Styrene resin composition and shaped article thereof A styrene resin composition is disclosed which constitutes 45 to 92% by weight of a styrene resin (A), 5 to 45% by weight of an olefin resin other than an ethylene-unsaturated carboxylic acid ester copolymer(B), and 3 to 25% by weight of an ethylene-unsat... | 03/10/1998 |
| 5712319 | Resin composition for low expansion moldings A resin composition for low expansion moldings which comprises (A) 20 to 80 parts by weight of a vinyl chloride resin having an average degree of polymerization of from 500 to 1700 and (B) correspondingly from 80 to 20 parts by weight of a copolymer made ... | 01/27/1998 |
| 5708040 | Method for preparing porous membranes utilizing water or organic vapor adsorption The present invention describes a method for preparing an asymmetric porous membrane by a dry-wet phase inversion method, which comprises contacting a cast or spun polymer solution with water or organic vapor prior to immersing into the non-solvent precip... | 01/13/1998 |
