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:
Jan. 03, 2012
Filed:
Aug. 02, 2007
Peijun Jiang, League City, TX (US);
Armenag Hagop Dekmezian, Kingwood, TX (US);
JO Ann Marie Canich, Houston, TX (US);
Charles Lewis Sims, Houston, TX (US);
Ramin Abhari, Friendswood, TX (US);
Cesar Alberto Garcia-franco, Houston, TX (US);
David Raymond Johnsrud, Humble, TX (US);
Peijun Jiang, League City, TX (US);
Armenag Hagop Dekmezian, Kingwood, TX (US);
Jo Ann Marie Canich, Houston, TX (US);
Charles Lewis Sims, Houston, TX (US);
Ramin Abhari, Friendswood, TX (US);
Cesar Alberto Garcia-Franco, Houston, TX (US);
David Raymond Johnsrud, Humble, TX (US);
ExxonMobil Chemical Patents Inc., Houston, TX (US);
Abstract
The invention relates to a polymer blend prepared by the process of combining under polymerization conditions: (A) a first catalyst capable of producing a first crystalline polymer having an Mw of 100,000 or less, (B) a second catalyst capable of preparing a second amorphous polymer having an Mw of 100,000 or less and differing in chemical or physical properties from the first polymer under equivalent polymerization conditions, (C) a cocatalyst, activator, scavenger, or combination thereof, and (D) one or more olefins; wherein the polymer blend is formed in-situ, comprises crystalline polymer segments and amorphous polymer segments, and has an Mw of 100,000 or less.