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:
Dec. 01, 2020
Filed:
Jul. 31, 2015
Applicant:
Arkema France, Colombes, FR;
Inventors:
Aibin Shi, Guangdong, CN;
Liusheng Ouyang, Guangzhou, CN;
Zheng Shi, Guangdong, CN;
Qian T. Yang, Guangdong, CN;
Mingxin Fan, Guangzhou, CN;
Assignee:
Arkema France, Colombes, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 290/14 (2006.01); C08G 18/48 (2006.01); C08G 18/67 (2006.01); C08G 18/75 (2006.01); C09D 175/16 (2006.01); C08G 18/42 (2006.01); C08G 18/73 (2006.01);
U.S. Cl.
CPC ...
C08F 290/147 (2013.01); C08G 18/4269 (2013.01); C08G 18/4833 (2013.01); C08G 18/672 (2013.01); C08G 18/6725 (2013.01); C08G 18/73 (2013.01); C08G 18/751 (2013.01); C09D 175/16 (2013.01);
Abstract
A polyurethane (meth)acrylate oligomer, having a tri-block symmetric structure BAB, comprises a polyether central block A linked by two urethane bonds to respectively two terminal hydrophobic blocs B based on hydrophobic polyester oligomers having a terminal (meth)acryloyloxy alkylene group. A curable composition (1k) comprises the oligomer and may be used for soft touch coatings in electronics, consumer goods and vehicle manufacture, as the resulting cured soft touch coating.