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| Number | Title | Issue Date |
| 7759404 | Inherently open-celled polypropylene foam with large cell size Foam a polymer blend of (a) a high melt strength polypropylene (HMS PP); (b) a linear or substantially linear polypropylene that has a melting point within ten degrees Celsius of (a), a melt flow rate that is significantly different than (a) and that is miscible wit... | 07/20/2010 |
| 7439276 | Froth and durable foam of dispersed olefin polymers, methods of making foam and articles prepared from same Aqueous-based, dispersed olefin polymers, froths, durable, open-cell foam compositions, structures and articles derived from same; methods for preparation of such froths and foams; and use of the dry durable foams in various applications are disclosed. Further descr... | 10/21/2008 |
| 7423071 | Polypropylene based resin composition, expanded moldings comprising the same and method for production thereof A polypropylene-based resin composition for injection foam molding, containing (A) 50 to 95 parts by weight of a linear polypropylene-based resin having a melt flow rate of from 10 g/10 min. to 100 g/10 min. and a melt tension of 2 cN or less and (B) 5 to 50 parts b... | 09/09/2008 |
| 7358282 | Low-density, open-cell, soft, flexible, thermoplastic, absorbent foam and method of making foam A soft, flexible, low-density, open-cell, thermoplastic, absorbent foam formed from a foam polymer formula including a balanced amount of a plasticizing agent and a surfactant in combination with a base resin. Thermoplastic elastomers can be added to the foam polyme... | 04/15/2008 |
| 7294654 | Method of making thermally regenerable salt sorbent resins A heterogenous hybrid thermally regenerable salt sorbent resin is formed from a hybrid precursor resin. The hybrid precursor resin is formed by intimately mixing a dry, solid crosslinked macroporous copolymer with a solution containing a polyunsaturated monomer, a m... | 11/13/2007 |
| 7222380 | Tear resistant gels, composites, and cushion articles SEEPS gel and gel foam molded shape articles for use in medical and sport health care, such use include therapeutic hand exercising grips, dental floss, crutch cushions, cervical pillows, bed wedge pillows, leg rest, cushions, mattress, bed pads, elbow padding, derm... | 05/29/2007 |
| 7179845 | Elastomeric latex foams The invention relates generally to a stable flexible latex foam. The latex foam will contain at least one polymer having a plurality of hard domains and a plurality of soft domains, a micelle forming agent, a hydrocarbon propellant substantially free of dimethyl eth... | 02/20/2007 |
| 7176247 | Interpenetrating polymer network A water insoluble interpenetrating polymer network is obtained by independently cross-linking a first polymer derived from a sulfonic acid or phosphonic acid group containing alkenyl monomer and a second polymer polymerized independently of the first polymer and int... | 02/13/2007 |
| 7173070 | Foam cushion and method of making and using the same The present invention provides a foam cushion, a method of making the foam cushion, and a method of using the foam cushion. The foam cushion is formed from: (a) at least one of rubber and a resin; (b) a blowing agent; (c) a polymeric adhesion modifier; (d) a decompo... | 02/06/2007 |
| 7144925 | Fire resistance acoustic foam A macrocellular foam is described having improved cell size and Fire-test-response Characteristics, among other features, which is obtained by selecting a particle size less than 1 micron for the flame retardant adjuvant. The inventors found that the amount of fire ... | 12/05/2006 |
| 7115673 | Photosensitive resin composition, porous resin, circuit board, and wireless suspension board The present photosensitive resin composition 2 comprises a polyamic acid resin 4, a photosensitive agent, a dispersible compound 3 dispersible in the polyamic acid resin 4, and a solvent. The porous resin is obtained by removing the solve... | 10/03/2006 |
| 7101653 | Laser-engravable flexographic printing elements having relief-forming elastomeric layers comprising syndiotactic 1,2-polybutadiene A laser-engravable flexographic printing element comprising an elastomeric, relief-forming, laser-engravable, thermally and/or photochemically crosslinkable layer comprising, as binder, at least 5% by weight of syndiotactic 1,2-polybutadiene having a content of 1,2-... | 09/05/2006 |
| 7078458 | Method for production of hydrophilic resin In the production of an acrylate polymer by the steps of preparing a water-soluble unsaturated monomer having a ratio of neutralization in the range of 30 to 100 mol % and containing 50 to 100 mol % of an acrylate and then polymerizing the monomer, a method for the ... | 07/18/2006 |
| 7056957 | Formation of strong superporous hydrogels The present invention features a method for the formation of superporous hydrogels using an ion-equilibration technique. Anionic polysaccharides are included in the hydrogel reaction mixture and cations are introduced either during or after hydrogel formation. Prope... | 06/06/2006 |
| 6942913 | Module for a modular conveyor belt having a microcellular structure A module for a modular conveyor belt, is described. The module is of a micocellular polymeric foam produced by an injection molding process. The foam polymeric material exhibits excellent mechanical properties required for modular conveyor belts capable of withstand... | 09/13/2005 |
| 6914099 | Water absorbent resin particles of crosslinked carboxyl-containing polymers with low monomer content Superabsorbent polymers having reduced levels of residual monomer are produced using a peroxodisulfate salt. ... | 07/05/2005 |
| 6903143 | Process for producing thermo-expansive microcapsules A process for producing thermo-expansive microcapsules wherein a polymerizing mixture containing ethylenic unsaturated monomer and a blowing agent is suspend-polymerized to microencapsulate the blowing agent with the resultant polymer. The above-mentioned suspension... | 06/07/2005 |
| 6890965 | Foamed composites and methods for making same Foamable compositions are provided including a polymeric component, an encapsulated foaming component in an amount effective in foaming the foamable composition and a wood component in an amount effective as a filler in a foamed composition obtained from the foamabl... | 05/10/2005 |
| 6841582 | Thermoplastic elastomer composition, foam made from the same, and process for producing foam The present invention relates to a thermoplastic elastomer composition having a three-dimensional network structure which is not formed by a chemical crosslinking and having an excellent elasticity recovery and flexibility, a foam having a highly closed cell, an uni... | 01/11/2005 |
| 6818676 | Foam cushion and method of making and using the same The present invention provides a foam cushion, a method of making the foam cushion, and a method of using the foam cushion. The foam cushion is formed from: (a) at least one of rubber and a resin; (b) a blowing agent; (c) a polymeric adhesion modifier; (d) a decompo... | 11/16/2004 |
| 6814892 | Ethylene propylene rubber foam and image formation equipment An ethylene propylene rubber foam which comprises as the crude rubber, an ethylene propylene rubber having an iodine value of 35 to 45 and a Mooney viscosity ML1+4 at 100° C. of 20 to 50, and which has less compression set and is suitable as a material f... | 11/09/2004 |
| 6812263 | Polyvinyl chloride-based elements for floor cleaning units Formulations of polyvinyl chloride blended with nitrile rubber are provided. These formulations have been found to be useful in floor cleaning units, and provide a cost savings benefit, while meeting the physical and chemical property demands for the floor cleaning ... | 11/02/2004 |
| 6790870 | Methods of making foamed materials of blended thermoplastic polymers using carbon dioxide A method of producing a foamed material comprises contacting a mixture comprising a first thermoplastic polymer and a second thermoplastic polymer with a blowing agent, wherein the first thermoplastic polymer has a higher percent crystallinity that the second thermo... | 09/14/2004 |
| 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 |
| 6770682 | Expandable styrene resin beads and foams produced therefrom Foamable modified polystyrene resin particles which are foamable modified polystyrene resin particles (d) comprising modified polystyrene resin particles (c) containing a blowing agent (e); the modified polystyrene resin particles (c) comprising a polystyrene resin ... | 08/03/2004 |
| 6750265 | Prepolymer compostion for insulating foams A prepolymer composition for producing polyurethane insulating foams with fire-retardant properties from pressure tanks which consists of a prepolymer component with at least one PU prepolymer with a content of NCO groups of 4 to 20 wt % and usual additives, as well... | 06/15/2004 |
| 6720364 | Elastomeric composition for preparing olefinic elastomer crosslinked foam and use thereof The elastomeric composition for preparing an olefinic elastomer crosslinked foam according to the present invention contains an ethylene/α-olefin copolymer (A) having a specific density and MFR, an organic peroxide (D), a crosslinking assistant (E), a foaming agent... | 04/13/2004 |
| 6716931 | Vulcanized solid rubber There is provided vulcanized solid rubber, which comprises a vulcanized product of an oil-extended copolymer comprising: (i) 100 parts by weight of an ethylene-α-olefin-non-conjugated diene copolymer satisfying the following requirements (1) to (4), and ... | 04/06/2004 |
| 6653360 | Flexible foamed polyethylene A flexible thermoplastic article is formed from a blend comprising from about 2 to about 15 weight percent of a styrene-elastomer block copolymer; from about 60 to about 90 weight percent polyolefin; from about 4 to about 15 weight percent plasticizer oil... | 11/25/2003 |
| 6635727 | Ethylene copolymer rubber, process for producing the same, and use The ethylenic copolymer rubber according to the present invention is a novel and useful ethylenic copolymer rubber which can be cross-linked at a high velocity and is superior in scorching stability, in workability and in moldability, of which cross-linke... | 10/21/2003 |
| 6632531 | Porous particles, their aqueous dispersions, and method of preparation A method of forming, by polymerization in an aqueous dispersion at pressures in excess of one atmosphere, a plurality of porous particles having at least one polymeric phase and, additionally, having a pore filling phase containing a fugitive substance is... | 10/14/2003 |
| 6613811 | Microcellular thermoplastic elastomeric structures Microcellular thermoplastic elastomeric polymeric structures are provided. The articles have an average cell size of less than 100 μm and a compression set ranging from less than about 30% to less than about 5%, and a rebound value of at least 50%. The a... | 09/02/2003 |
| 6579473 | Ethylene propylene rubber foam and image formation equipment An ethylene propylene rubber foam which comprises as the crude rubber, an ethylene propylene rubber having an iodine value of 35 to 45 and a Mooney viscosity ML1+4 at 100° C. of 20 to 50, and which has less compression set and is suitable as a... | 06/17/2003 |
| 6576332 | Thermoplastic resin structure The present invention provides a thermoplastic resin structure which has a three-layer structure of flexible skin layer/flexible foamed material layer/hard substrate layer wherein each of the layers comprises a thermoplastic resin capable of melt-adhesion... | 06/10/2003 |
| 6573305 | Foams made by photopolymerization of emulsions The invention discloses methods for making foams by photopolymerizing emulsions comprising a reactive phase and a phase immiscible with the reactive phase components. Foams made from water-in-oil emulsions, including high internal phase emulsion are discl... | 06/03/2003 |
| 6552095 | Laminate, method for producing the same and thermoplastic foam adhesive A laminate comprising a pair of thermoplastic resin members having fluctuation of clearance between the adhesion surfaces thereof, and a thermoplastic material foam layer which adheres the pair of the thermoplastic resin members. This laminate is formed f... | 04/22/2003 |
| 6548562 | Foamed thermo-elastic article Foamed thermoplastic polyolefin elastomer is formed by heating a foamable thermoplastic polyolefin elastomer-containing polymeric composition containing each of a first water-releasing blowing agent which is at least one of metal hydroxide and water hydra... | 04/15/2003 |
| 6458863 | Vibration damping, resinous, open cell cellular bodies A vibration damping, resinous, open cell cellular body is disclosed. The body has a base material thereof which consists essentially of a mixture of a tri-block copolymer as a combination of polystyrene and vinyl-polyisoprene and an ethylene series resin.... | 10/01/2002 |
| 6455602 | High-speed processable cellular insulation material with enhanced foamability An expandable composition comprising: (A) about 60 to about 98 percent by weight of a polyolefin or mixture of polyolefins wherein the polyolefin or mixture has an η0 of less than about 9.0 kilopascal.seconds (kPa.s), a Jr greater than about 50×10-... | 09/24/2002 |
| 6451865 | Foam composition comprising oil, thermoplastic elastomer and expandable particles A foam and pre-foam production process, and a foam and a pre-foam is described. The process comprises the steps of: forming a pre-foam composition comprising oil(s), thermoplastic elastomer(s) and heat expandable thermoplastic particles encapsulating heat... | 09/17/2002 |
