Featured patents

Alkenyl Aromatic Foam With Low Solubility Hydrofluorocarbon
US 08785510 B2, July 22, 2014, Ingredient contains only C and H atoms, only C and halogen atoms, or only C, H, and halogen atoms, Lawrence S. Hood et al. / Dow Global Technologies LLC (Midland, US)
A process for preparing extruded polymer foam comprising the steps:…

Derivatives of Diphosphines as Flame Retardants for Polyurethanes
US 08759411 B2, June 24, 2014, Phosphorus atom is part of an organic compound, Christoph Fleckenstein et al. / BASF SE (Ludwigshafen, DE)
A method for enhancing flame retardance of a polyurethane material, the method…

Tire Vulcanization/Retreading System Using Autoclave With Electromagnetic Induction Heating
US 08759408 B2, June 24, 2014, Treating rubber (or rubberlike materials) or polymer derived from a monomer having at least two ethylenic unsaturated moieties, Julia Takahashi
A process for vulcanizing a prepared tire having metal plies and inner and outer…

Heat-Expandable Microspheres and a Process for Producing the Same
US 08754141 B2, June 17, 2014, Particle which is expandible, process of preparing an expandible particle, or process of expanding a particle to form a cellular product, Takeshi Inohara et al. / Matsumoto Yushi-Seiyaku Co., Ltd. (Tao-Shi, Osaha, JP)
Heat-expandable microspheres, each comprising a shell of thermoplastic resin…

Foam Compositions and Articles Including Cyclodextrin Crosslinked With Polyurethane Prepolymer and Preparation Thereof
US 08741977 B2, June 3, 2014, N=C=X reactant having at least two C-NH-C(=X)- groups, e.g., prepolymers, etc., Anne Marie Paule Wibaux et al. / Avery Dennison Corporation (Glendale, US)
A foam composition comprising a cyclodextrin crosslinked with a polyurethane…

Thermoset Composite Material and Structural Component and Method of Making the Same From Engineered Recycled Rubber Powder
US 08680165 B2, March 25, 2014, Treating rubber (or rubberlike materials) or polymer derived from a monomer having at least two ethylenic unsaturated moieties, Peter Waznys et al. / Encell Composites, LLC (Naples, US)
A thermoset composite material, comprising:…

Foam-Forming Compositions Containing Azeotropic or Azeotrope-Like Mixtures Containing Z-1,1,1,4,4,4-Hexafluoro-2-Butene and Methyl Formate and Their Uses in the Preparation of Polyisocyanate-Based Foams
US 08658708 B2, Feb. 25, 2014, Ingredient contains only carbon and hydrogen atoms, only C and halogen atoms, or only C, H, and halogen atoms, Mark L. Robin et al. / E I du Pont de Nemours and Company (Wilmington, US)
A foam forming composition comprising:…

Production of Polyurethane Foams
US 08629195 B2, Jan. 14, 2014, At least one polymer is derived from an aldehyde or derivative or wherein the polymer-forming system contains the same type of reactant, Michael Mager et al. / Bayer MaterialScience AG (Leverkusen, DE)
A process for producing foamed articles comprising…

Lightweight Foamed Fly Ash Based Binders and Method
US 08519016 B2, Aug. 27, 2013, Ingredient is asphaltic, bituminous, or water settable inorganic material, e.g., cement, plaster of Paris, etc., Marianela Perez-Pena / United States Gypsum Company (Chicago, US)
A method of providing a lightweight cementitious mixture having improved…

Open Celled Foams, Implants Including Them and Processes for Making Same
US 08487012 B2, July 16, 2013, Mixture of solid polymers present during cell formation, Alexei Goraltchouk et al. / Allergan, Inc. (Irvine, US)
A soft tissue implant comprising:…

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