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:
May. 26, 2026
Filed:
Jul. 17, 2020
Exxonmobil Chemical Patents Inc., Baytown, TX (US);
James N. Coffey, League City, TX (US);
Zhifeng Bai, Houston, TX (US);
Scott H. Loyd, League City, TX (US);
Alexandra K. Valdez, Webster, TX (US);
Chaky D. Muankaew, League City, TX (US);
Eleni E. Stamatakis, Houston, TX (US);
Adam P. Hamilton, Houston, TX (US);
Rajesh Puthenkovilakom Raja, Baytown, TX (US);
ExxonMobil Chemical Patents Inc., Baytown, TX (US);
Abstract
A pressure-sensitive adhesive may comprise: about 18 wt % to about 90 wt % of a propylene-ethylene(-diene) (PE(D)M) copolymer; about 10 wt % to about 65 wt % of a tackifier; and 0 wt % to about 40 wt % of an oil. The PE(D)M copolymer may comprise: (a) about 60 wt % to about 99 wt % propylene, (b) about 1 wt % to about 40 wt % ethylene or a C4 to C22 alpha-olefin, and (c) 0 wt % to about 20 wt % diene, wherein the PE(D)M copolymer has a heat of fusion of about 15 J/g or less.