Featured patents

Method for Producing Aliphatic Polycarbonate
US 08779087 B2, July 15, 2014, Material contains a Group IIB metal atom (Zn, Cd, Hg), Nobutaka Fujimoto et al. / Sumitomo Seika Chemicals Co., Ltd. (Hyogo, JP)
A method for producing an aliphatic polycarbonate, which comprising:…

Process for Making Thermoplastic Polyesters
US 08772436 B2, July 8, 2014, Material contains a Group IVB metal atom (Ti, Zr, Hf), Zahir Bashir / Saudi Basic Industries Corporation (Riyadh, SA)
A process for making a thermoplastic polyester, which comprises contacting…

Biaxially Oriented Polyester Film and Linear Magnetic Recording Medium
US 08742058 B2, June 3, 2014, Polyethylene Terephthalate per se, Nozomi Yokoyama et al. / Toray Industries, Inc. JP
A biaxially oriented polyester film having…

Polymer Scaffold Degradation Control via Chemical Control
US 08648167 B1, Feb. 11, 2014, Ethylenically unsaturated carboxylic acid or ethylenically unsaturated derivative, Shawn Dirk et al. / STC UNM (Albuquerque, US)
A method for synthesizing a copolymer comprising a known stoichiometric ratio…

Polyphenylene Ether and Method for Producing the Same
US 08637631 B2, Jan. 28, 2014, From di- or higher ester of a polycarboxylic acid as sole reactant, or from a polycarboxylic acid or derivative with a compound containing two or more hydroxyl groups or salts thereof, Tomohiro Kondo et al. / Asahi Kasei Chemicals Corporation (Tokyo, JP)
A polyphenylene ether, comprising a content of a metal magnetic material of 0.001…

Highly Reactive Polyurethane Compositions Containing Uretdione Groups
US 08569440 B2, Oct. 29, 2013, Material is organic nitrogen-containing compoud, Christoph Nacke et al. / Evonik Degussa GmbH (Essen, DE)
A polyurethane composition, comprising a mixture of:…

Biodegradable Photoluminescent Polymers
US 08530611 B2, Sept. 10, 2013, Final product contains nitrogen atom as a member of a heterocyclic ring, Jian Yang et al. / Board of Regents, The University of Texas System (Austin, US)
An aliphatic biodegradable photoluminescent polymer (BPLP) composition…

Method for Fabricating Nanoparticles
US 08546521 B2, Oct. 1, 2013, Contacting with water, J. Michael Ramstack et al. / Cerulean Pharma Inc. (Cambridge, US)
A method of filtering a fluid containing nanoparticles, comprising:…

Composition Comprising Glycerol, Process for Obtaining Same and Use Thereof in the Manufacture of Dichloropropanol
US 08507643 B2, Aug. 13, 2013, Reactant contains two or more rings each of said rings having a single oxygen and two carbon atoms, Patrick Gilbeau et al. / Solvay S.A. (Brussels, BE)
A process for manufacturing dichloropropanol, wherein a composition comprising:…

Clear Silicone Polycarbonate Elastomeric Copolymers
US 08466249 B2, June 18, 2013, Organic Si-free reactant is an alcohol or alcoholate, Paul Dean Sybert et al. / SABIC Innovative Plastics IP BV (Bergen op Zoom, NL)
A silicone polycarbonate elastomeric block copolymer prepared by the reaction of:…

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