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:
Aug. 06, 2024

Filed:

Apr. 16, 2019
Applicant:

Kuraray Co., Ltd., Kurashiki, JP;

Inventors:

Tatsuya Tanida, Kurashiki, JP;

Keisuke Morikawa, Kurashiki, JP;

Masako Katayama, Kurashiki, JP;

Assignee:

KURARAY CO., LTD., Kurashiki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J 11/04 (2006.01); C08F 216/06 (2006.01); C08K 5/01 (2006.01); C08K 5/09 (2006.01); C08L 29/04 (2006.01); C09J 129/04 (2006.01); C08K 3/34 (2006.01);
U.S. Cl.
CPC ...
C09J 129/04 (2013.01); C08F 216/06 (2013.01); C09J 11/04 (2013.01); C08K 3/346 (2013.01);
Abstract

An ethylene-vinyl alcohol copolymer may have an ethylene unit content of 1 mol % or more and less than 20 mol %, a viscosity-average polymerization degree of 200 to 5000 and a saponification degree of 80 to 99.7 mol %. A block character of ethylene units in the ethylene-vinyl alcohol copolymer may be 0.90 to 0.99. Such an ethylene-vinyl alcohol copolymer may have excellent high-speed coating ability and water-resistant adhesiveness, particularly when being used as an adhesive.


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