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.:
Date of Patent:
Mar. 22, 2022
Filed:
Dec. 09, 2019
Applicant:
Toppan Printing Co., Ltd., Tokyo, JP;
Inventors:
Chisato Oto, Tokyo, JP;
Katsumi Kawaguchi, Tokyo, JP;
Assignee:
TOPPAN PRINTING CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 133/02 (2006.01); C08K 3/22 (2006.01); C08K 3/26 (2006.01); C09D 201/08 (2006.01); C09D 5/00 (2006.01); C09D 7/61 (2018.01); C09D 7/40 (2018.01); C08J 7/04 (2020.01); C08J 7/043 (2020.01); C08J 7/048 (2020.01); B65D 81/24 (2006.01);
U.S. Cl.
CPC ...
C09D 133/02 (2013.01); B65D 81/24 (2013.01); C08J 7/043 (2020.01); C08J 7/048 (2020.01); C08J 7/0427 (2020.01); C09D 5/00 (2013.01); C09D 7/61 (2018.01); C09D 7/67 (2018.01); C09D 7/68 (2018.01); C09D 201/08 (2013.01); C08K 3/22 (2013.01); C08K 3/26 (2013.01); C08K 2003/222 (2013.01); C08K 2003/2206 (2013.01); C08K 2003/2217 (2013.01); C08K 2003/2224 (2013.01); C08K 2003/2296 (2013.01); C08K 2003/265 (2013.01); C08K 2003/267 (2013.01);
Abstract
This coating solution for a gas barrier contains an ammonium salt (A) of a polymer having a carboxyl group, a particulate multivalent metallic compound (B), and water, the content of the multivalent metallic compound (B) being about 0.5-2.0 times the chemical equivalent of the ammonium salt (A), and the mean particle diameter of the multivalent metallic compound (B) being about 4 μm or less.