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:
Nov. 15, 2022
Filed:
Oct. 06, 2020
SK Innovation Co., Ltd., Seoul, KR;
SK Global Chemical Co., Ltd., Seoul, KR;
SK Gc Americas Inc., Houston, TX (US);
Hai Jin Shin, Daejeon, KR;
Doh Yeon Park, Daejeon, KR;
Yong Zheng, Houston, TX (US);
Hae Woong Park, Daejeon, KR;
SK Innovation Co., Ltd., Seoul, KR;
SK Global Chemical Co., Ltd., Seoul, KR;
SK GC Americas Inc., Houston, TX (US);
Abstract
A method of preparing an aqueous dispersion of an ethylene-carboxylic acid copolymer according to exemplary embodiments of the present invention includes: mixing 30% by weight or more of an ethylene-(meth)acrylic acid copolymer, a basic compound, and water to form a mixed solution; and adding an inorganic salt compound to the mixed solution. Therefore, the aqueous dispersion of the ethylene-carboxylic acid copolymer may be effectively dispersed.