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:
Jun. 30, 2020

Filed:

Aug. 01, 2019
Applicant:

Riken Technos Corporation, Tokyo, JP;

Inventors:

Yasuhiro Itagaki, Tokyo, JP;

Shigekazu Ito, Tokyo, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/30 (2006.01); B32B 27/36 (2006.01); G02B 1/14 (2015.01); G02B 1/18 (2015.01); C09D 135/02 (2006.01); B32B 27/18 (2006.01); B32B 27/20 (2006.01); G02B 1/10 (2015.01); C08F 2/44 (2006.01); C08F 290/06 (2006.01); C08F 290/14 (2006.01); C08J 7/04 (2020.01); C09D 135/00 (2006.01); C08K 3/36 (2006.01); C08L 35/02 (2006.01);
U.S. Cl.
CPC ...
C09D 135/02 (2013.01); B32B 27/18 (2013.01); B32B 27/20 (2013.01); B32B 27/30 (2013.01); B32B 27/36 (2013.01); B32B 27/365 (2013.01); C08F 2/44 (2013.01); C08F 290/06 (2013.01); C08F 290/14 (2013.01); C08J 7/04 (2013.01); C08J 7/042 (2013.01); C08J 7/0427 (2020.01); C08K 3/36 (2013.01); C08L 35/02 (2013.01); C09D 135/00 (2013.01); G02B 1/10 (2013.01); B32B 2307/412 (2013.01); C08J 2300/12 (2013.01); C08J 2435/02 (2013.01);
Abstract

Embodiments relate to a hard coat-laminated film for a touch panel display face plate, the hard coat-laminated film including: a transparent resin film, and a hard coat formed on at least one surface of the transparent resin film from a coating material including an active energy ray-curable resin composition. The hard coat-laminated film meets the following requirements (1-i) to (1-v): (1-i) a total light transmittance of 80% or higher, (1-ii) a haze of 3.0% or lower, (1-iii) a yellowness index of 3 or lower, (1-iv) a water contact angle of a touch surface of 100° or larger; and (1-v) a water contact angle of the touch surface of 100° or larger after 20,000-times reciprocal cotton wiping of the touch panel.


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