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:
Aug. 14, 2018
Filed:
Jun. 28, 2017
Applicant:
Infineum International Limited, Abingdon, GB;
Inventors:
Philip Dimitrov, Linden, NJ (US);
Richard J. Severt, North Plainfield, NJ (US);
Thomas Skourlis, Basking Ridge, NJ (US);
Jeremy Weber, Brooklyn, NJ (US);
Jacob Emert, Brooklyn, NY (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/00 (2006.01); C08F 2/00 (2006.01); C08F 210/00 (2006.01); C08F 10/00 (2006.01); C08F 10/10 (2006.01);
U.S. Cl.
CPC ...
C08F 10/10 (2013.01);
Abstract
A method for producing highly reactive olefin polymers wherein at least 50 mol. % of the polymer chains have terminal double bonds, from an isobutylene or a mixed Chydrocarbyl feedstock containing isobutylene. To achieve a viable process, water is added to the catalyst stream or the feedstock in the overall range of 0.05 mM to less than 5 mM per liter of feedstock.