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:
Sep. 08, 2026
Filed:
May. 20, 2021
Avient Corporation, Avon Lake, OH (US);
Jiren Gu, Crystal Lake, IL (US);
AVIENT CORPORATION, Avon Lake, OH (US);
Abstract
Embodiments of the present disclosure are directed to thermoplastic elastomer blends comprising at least one non-hydrogenated styrene isoprene block copolymer (SIS) having a Weight Average Molecular Weight (Mw) greater than or equal to 50,000 g/mol and a Tan Delta Peak Temperature greater than or equal to 15° C. and less than or equal to 25° C. at least one of: at least one hydrogenated SIS having an Mw greater than or equal to 75,000 g/mol and a Tan Delta Peak Temperature less than or equal to 20° C.; and a styrene-ethylene/butylene-styrene block copolymer (SEBS) having a Mw greater than or equal to 75,000 g/mol and a Tan Delta Peak Temperature less than or equal to 20° C.; and a tackifier having a softening point greater than or equal to 80° C.