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. 12, 2019
Filed:
Jun. 19, 2017
Applicant:
Exxonmobil Chemical Patents Inc., Baytown, TX (US);
Inventors:
Jingwen Zhang, Houston, TX (US);
Carlos R. Lopez-Barron, Houston, TX (US);
Jan Kalfus, Spring, TX (US);
Abdul M. Jangda, Humble, TX (US);
Assignee:
ExxonMobil Chemical Patents Inc., Baytown, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 23/14 (2006.01); C08L 53/00 (2006.01); A61L 15/22 (2006.01);
U.S. Cl.
CPC ...
C08L 23/14 (2013.01); A61L 15/225 (2013.01); C08L 53/005 (2013.01); C08L 2203/02 (2013.01);
Abstract
Polymer blends comprising at least one olefin block copolymer such as poly(ethylene-b-ethylene/propylene-b-ethylene), and at least one propylene-based elastomer such as a propylene-ethylene random copolymer, such blends useful in elastic hygiene articles. The blends have improved permanent set compared to the propylene-based elastomer alone.