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:
Jun. 09, 2026
Filed:
Apr. 15, 2021
Dow Global Technologies Llc, Midland, MI (US);
Hongyu Chen, Shanghai, CN;
Yunlong Guo, Shanghai, CN;
David L. Malotky, Midland, MI (US);
Alan M. Piwowar, Buffalo, NY (US);
Xiaomei Song, Shanghai, CN;
Qiangqiang Yan, Zhejiang, CN;
Dow Global Technologies LLC, Midland, MI (US);
Abstract
The present invention relates to a composition comprising an aqueous dispersion of a) polyisobutylene particles; and b) polyolefin particles, which are polyethylene or polypropylene particles, wherein the weight-to-weight ratio of the polyisobutylene particles to the polyolefin particles is in the range of from 20:80 to 80:20. The composition of the present invention is useful for making coatings on paper or paperboard substrates with excellent moisture barrier and tack properties.