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. 19, 2024
Filed:
May. 26, 2023
Applicants:
SK Innovations Co., Ltd., Seoul, KR;
SK Geo Centric Co., Ltd., Seoul, KR;
Inventors:
Dong Hyun Woo, Daejeon, KR;
Sang Ha Son, Daejeon, KR;
Ji Hyeon Choi, Daejeon, KR;
Bu Yeon Hwang, Daejeon, KR;
Assignees:
SK Innovation Co., Ltd., Seoul, KR;
SK Geo Centric Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 21/16 (2006.01); C09D 5/00 (2006.01); C09D 7/61 (2018.01); C09D 7/63 (2018.01); C09D 7/80 (2018.01); C09D 123/08 (2006.01); D21H 19/12 (2006.01);
U.S. Cl.
CPC ...
D21H 21/16 (2013.01); C09D 5/00 (2013.01); C09D 7/61 (2018.01); C09D 7/63 (2018.01); C09D 7/80 (2018.01); C09D 123/0869 (2013.01); D21H 19/12 (2013.01);
Abstract
A paper coating composition, methods for making the same, and a coated paper. The paper coating composition comprises a solvent, an ethylene-(meth)acrylic acid copolymer, a basic compound, and a polycarbodiimide-based curing agent, wherein the polycarbodiimide-based curing agent has a carbodiimide group equivalent of about 150 to about 350. The coating of the coated paper likewise comprises an ethylene-(meth)acrylic acid copolymer crosslinked by N-acylurea groups.