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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 11104100 B1

PDFFull Text
Date of Patent:
Aug. 31, 2021

Filed:

Dec. 03, 2019

Resin sheet having hair-like bodies, and molded article of resin sheet having hair-like bodies

Applicant:

Denka Company Limited, Tokyo, JP;

Inventors:

Keishi Maeda, Gunma, JP;

Hiroko Toyama, Gunma, JP;

Assignee:

DENKA COMPANY LIMITED, Tokyo, JP;

Attorney:

Pearne & Gordon LLP

Primary Examiner:

Zachary M Davis

Int. Cl.
CPC ...
B32B 5/12 (2006.01); B32B 27/32 (2006.01); B32B 27/40 (2006.01); B29C 51/14 (2006.01); B29C 51/00 (2006.01); B29C 51/10 (2006.01); B32B 27/12 (2006.01); B29K 75/00 (2006.01); B29K 101/12 (2006.01); B29L 31/30 (2006.01); B29L 31/34 (2006.01); B29L 31/00 (2006.01);
U.S. Cl.
CPC ...
B32B 5/12 (2013.01); B29C 51/004 (2013.01); B29C 51/10 (2013.01); B29C 51/145 (2013.01); B32B 27/12 (2013.01); B32B 27/32 (2013.01); B32B 27/40 (2013.01); B29K 2075/00 (2013.01); B29K 2101/12 (2013.01); B29L 2031/3005 (2013.01); B29L 2031/34 (2013.01); B29L 2031/712 (2013.01); B32B 2262/0215 (2013.01); B32B 2274/00 (2013.01); B32B 2307/414 (2013.01); B32B 2307/732 (2013.01); B32B 2439/40 (2013.01); B32B 2457/00 (2013.01); B32B 2605/003 (2013.01);
Abstract

[Problem] The objective of the present invention is to provide a resin sheet that has a favorable tactile sensation and no less than a certain light transmittance and a molded article thereof. [Solution] A resin sheet that has hair-like bodies arranged regularly on at least one surface of an underlayer and in which a continuous phase is formed without any structural boundary between the underlayer and the hair-like bodies, wherein the average height of the hair-like bodies is no less than 30 μm and no greater than 500 μm, the total light transmittance of the resin sheet measured in accordance with JIS K 7136-1 is no less than 0.1% and no greater than 20%, and the contrast ratio of the resin sheet measured in accordance with JIS K 5600 4-1 is no less than 70% and no greater than 98%.

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