The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 24, 2014
Filed:
Apr. 27, 2012
Takanori Taniguchi, Mie, JP;
Haruhiko Kusaka, Kanagawa, JP;
Youko Nakagawa, Mie, JP;
Daisuke Hirooka, Mie, JP;
Hisashi Nagahama, Mie, JP;
Takanori Taniguchi, Mie, JP;
Haruhiko Kusaka, Kanagawa, JP;
Youko Nakagawa, Mie, JP;
Daisuke Hirooka, Mie, JP;
Hisashi Nagahama, Mie, JP;
Mitsubishi Chemical Corporation, Tokyo, JP;
Abstract
A process for producing a polyurethane, which comprises using a polyester polyol (a-1), a polyether polyol (b), an isocyanate compound (c) and a chain extender (d) as a raw material to produce a polyurethane, wherein the polyester polyol (a-1) is a polyester polyol (a-1) obtained by forming an ester bond between either a carboxyl group of a polycarboxylic acid (i-1) having a polysiloxane framework and a plurality of carboxyl groups or an ester group of a polycarboxylic acid ester (i-2) having a polysiloxane framework and a plurality of ester groups, and a hydroxyl group of a polyether polyol (ii).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile