Featured patents

Catalyst Compositions for the Polymerization of Olefins
US 08785576 B2, July 22, 2014, Transition metal compound has at least one atom of P, S, N or O therein, Qing Yang et al. / Chevron Phillips Chemical Company LP (The Woodlands, US)
A compound having the formula:…

Paper Coatings of Amphiphilic, Non-Water-Soluble Comb-Branched (Meth)acrylic Polymers, Uses Thereof
US 08785578 B2, July 22, 2014, Organic N-N or N=N containing compound also contains at least one S or O chemically bound therein, Jean-Marc Suau et al. / Coatex (Genay, FR)
A polymer comprising, expressed as a % by weight of each of the monomers…

Acrylic Fine Particles and Diffusing Film Including the Same
US 08785577 B2, July 22, 2014, Alcohol contains a single hydroxy group or is alcoholate thereof, Hyun Yoo Kim et al. / Cheil Industries Inc. (Gumi-si, KR)
Acrylic fine particles formed by polymerization of a monomer with a cross-linking…

Process for Polymerizing an Olefin Monomer and Catalyst Therefor
US 08729201 B2, May 20, 2014, Transition metal compound has at least one atom of P, S, N or O therein, Philip P. Fontaine et al. / Dow Global Technologies LLC (Midland, US)
A process for polymerizing an olefin monomer, the process comprising a step…

Catalyst Composition With Halo-Malonate Internal Electron Donor and Polymer From Same
US 08697827 B2, April 15, 2014, From propylene only, Linfeng Chen et al. / W. R. Grace & Co.-Conn (Columbia, US)
A polymeric composition comprising:…

Controlling H 2 Distribution in a Horizontal Stirred Bed Reactor
US 08658744 B2, Feb. 25, 2014, Polymerizing in Two or More Physically Distinct Zones, Mattijs van der Ham et al. / Ineos USA LLC (Lisle, US)
An olefin polymerization process comprising polymerization of at least one olefin…

Method for Improving Ethylene Polymerization Reaction
US 08629223 B2, Jan. 14, 2014, Polymerizing in Tubular or Loop Reactor, Daniel Siraux / Total Research & Technology Feluy (Seneffe (Feluy), BE
Method for initiating polymerization of ethylene monomers in a loop reactor,…

Process for Producing Polydienes
US 08623975 B2, Jan. 7, 2014, Non-metal material is inorganic halogen-containing material, Jason T. Poulton et al. / Bridgestone Corporation (Tokyo, JP)
A process for preparing a polydiene, the process comprising the step of:…

Process for Producing Polyolefins
US 08476383 B2, July 2, 2013, Polymers From Only Ethylenic Monomers or Processes of Polymerizing, Polymerizable Compositions Containing Only Ethylenic Monomers as Reactants or Processes of Preparing, Erno Elovainio et al. / Borealis AG (Vienna, AT)
A process of producing a polymer of at least one olefin in two consecutive…

Method for Purifying Polymer and Polymer
US 08450440 B2, May 28, 2013, Contains an exterior ethylenic substituent bonded to a single carbon atom of the bridged ring system, Yuichi Okawa et al. / Mitsui Chemicals, Inc. (Minato-Ku, Tokyo, JP)
A method for purifying a polymer in which a solution comprising a cyclic olefin…

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