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.:

US 8409715 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 02, 2013

Filed:

Jul. 31, 2007
Applicants:

Kouichi Yokota, Tokyo, JP;

Koujirou Tanaka, Osaka, JP;

Toshihiro Ooki, Osaka, JP;

Rainer B. Frings, Berlin, DE;

Inventors:

Kouichi Yokota, Tokyo, JP;

Koujirou Tanaka, Osaka, JP;

Toshihiro Ooki, Osaka, JP;

Rainer B. Frings, Berlin, DE;

Assignee:

DIC Corporation, Tokyo, JP;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 27/38 (2006.01); C08G 59/50 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides a cation-polymerizable resin composition comprising (A) a multi-branched polyether polyol obtained from a ring-opening reaction of (a1) a hydroxyalkyloxetane and (a2) an epoxy compound having one epoxy group, (B) an alicyclic epoxy compound having at least two alicyclic epoxy groups, and (C) an acid generator, which may be used in various uses including, for example, an adhesive agent or tackiness agent for optical elements, various kinds of coating agents and the like.


Find Patent Forward Citations

Yokota, Kouichi. (2013). Cation-polymerizable resin composition containing multi-branched polyether polyol, adhesive agent comprising the composition, and laminate and polarizing plate using the adhesive agent (U.S. Patent No. 8409715). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8409715

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