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. 05, 2018
Filed:
May. 20, 2016
Exxonmobil Chemical Patents Inc., Baytown, TX (US);
Jian Yang, Houston, TX (US);
Matthew W. Holtcamp, Huffman, TX (US);
Gregory S. Day, College Station, TX (US);
Xiongdong Lian, Spring, TX (US);
Xuan Ye, Houston, TX (US);
ExxonMobil Chemical Patents Inc., Baytown, TX (US);
Abstract
This invention relates to novel bridged bis indenyl metallocene catalyst compounds where the bridge is —((R)Si—Si(R))— wherein, each Rand Ris identical or different and is a substituted or unsubstituted, branched or unbranched C-Calkyl group, preferably each Rtogether do not form a ring, and/or each Rtogether do not form a ring, and/or Rand Rtogether do not form a ring. This invention also relates to polymerization processes to produce polymer and to polymer compositions produced by the methods described.