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.

Date of Patent:
Jan. 10, 2012

Filed:

Dec. 04, 2007
Applicants:

Shunichi Kondo, Minami-Ashigara, JP;

Osamu Sawanobori, Minami-Ashigara, JP;

Inventors:

Shunichi Kondo, Minami-Ashigara, JP;

Osamu Sawanobori, Minami-Ashigara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/52 (2006.01); B32B 27/40 (2006.01);
U.S. Cl.
CPC ...
Abstract

An optical film includes a transparent support; and a hardcoat layer that is a layer formed by curing a coating solution containing (A) an octa- to pentadeca-functional urethane (meth)acrylate-based compound having a molecular weight of 800 to 2,000 and having two or more urethane bonds in its molecule, and a photopolymerization initiator.


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