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:
Dec. 22, 2020

Filed:

Aug. 01, 2014
Applicant:

Sekisui Chemical Co., Ltd., Osaka, JP;

Inventors:

Hirofumi Kitano, Shiga, JP;

Hiroaki Inui, Shiga, JP;

Taiki Katayama, Osaka, JP;

Manabu Matsumoto, Shiga, JP;

Kazuhiko Nakayama, Shiga, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 3/28 (2006.01); B32B 3/30 (2006.01); B32B 17/10 (2006.01); B32B 27/08 (2006.01); B32B 27/30 (2006.01); B32B 27/22 (2006.01); B32B 7/06 (2019.01); B32B 3/02 (2006.01); B32B 7/02 (2019.01); B32B 27/18 (2006.01); B32B 27/28 (2006.01); B32B 7/10 (2006.01); B32B 27/06 (2006.01); B32B 3/00 (2006.01); B32B 27/00 (2006.01); B32B 7/00 (2019.01); B32B 17/06 (2006.01);
U.S. Cl.
CPC ...
B32B 3/28 (2013.01); B32B 3/00 (2013.01); B32B 3/02 (2013.01); B32B 3/30 (2013.01); B32B 7/00 (2013.01); B32B 7/02 (2013.01); B32B 7/06 (2013.01); B32B 7/10 (2013.01); B32B 17/064 (2013.01); B32B 17/10587 (2013.01); B32B 17/10761 (2013.01); B32B 27/00 (2013.01); B32B 27/06 (2013.01); B32B 27/08 (2013.01); B32B 27/18 (2013.01); B32B 27/22 (2013.01); B32B 27/28 (2013.01); B32B 27/30 (2013.01); B32B 27/306 (2013.01); B32B 2250/00 (2013.01); B32B 2250/03 (2013.01); B32B 2307/10 (2013.01); B32B 2307/102 (2013.01); B32B 2307/40 (2013.01); B32B 2307/412 (2013.01); B32B 2307/50 (2013.01); B32B 2307/514 (2013.01); B32B 2307/538 (2013.01); B32B 2307/584 (2013.01); B32B 2307/724 (2013.01); B32B 2307/748 (2013.01); B32B 2419/00 (2013.01); B32B 2605/00 (2013.01); B32B 2605/006 (2013.01); B32B 2605/08 (2013.01); B32B 2605/18 (2013.01);
Abstract

The present invention is an interlayer film for laminated glass that includes 2 or more resin layers laminated on each other. The interlayer film for laminated glass has a large number of recesses and a large number of protrusions on at least one surface thereof. The recesses each have a groove shape with a continuous bottom. The recesses adjacent to each other are parallel to each other and regularly arranged in a line.


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