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:
Mar. 15, 2022

Filed:

May. 12, 2020
Applicant:

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

Inventors:

Ryousuke Komatsu, Kouka, JP;

Jun Sasaki, Kouka, JP;

Tatsuya Iwamoto, Kouka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 37/00 (2006.01); C08L 29/14 (2006.01); C08J 5/18 (2006.01); B32B 17/10 (2006.01); B29C 48/14 (2019.01);
U.S. Cl.
CPC ...
C08L 29/14 (2013.01); B29C 48/14 (2019.02); B32B 17/10036 (2013.01); B32B 17/10761 (2013.01); C08J 5/18 (2013.01); B32B 2250/03 (2013.01); B32B 2307/412 (2013.01); C08J 2329/14 (2013.01); C08J 2429/14 (2013.01); C08L 2201/08 (2013.01); C08L 2201/10 (2013.01); C08L 2203/16 (2013.01); C08L 2205/025 (2013.01);
Abstract

There is provided an interlayer film for laminated glass with which the transparency can be enhanced. The interlayer film for laminated glass according to the present invention is in a sea-island state having a sea-like dark part and a plurality of island-like bright parts to be identified when observed with a transmission electron microscope, a thermoplastic resin is contained in the dark part region and a thermoplastic resin is contained in the bright part region, and the arithmetic average value of major diameters of the bright parts is less than or equal to 400 nm or the median value of major diameters of the bright parts is less than or equal to 400 nm.


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