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:
Apr. 18, 2023
Filed:
Mar. 26, 2021
Applicant:
Basf SE, Ludwigshafen am Rhein, DE;
Inventors:
Rosa Corberan Roc, Ludwigshafen, DE;
Klaus Muehlbach, Ludwigshafen, DE;
Thomas Wettling, Ludwigshafen, DE;
Sergei V. Kostjuk, Minsk, BY;
Irina Vasilenko, Minsk, BY;
Dmitryi Shiman, Minsk, BY;
Assignee:
BASF SE, Ludwigshafen am Rhein, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/14 (2006.01); C08F 10/10 (2006.01); C08F 110/10 (2006.01);
U.S. Cl.
CPC ...
C08F 110/10 (2013.01); C08F 4/14 (2013.01); C08F 10/10 (2013.01);
Abstract
The present invention relates to a novel process for preparing high-reactivity isobutene homo- or copolymers with a content of terminal vinylidene double bonds per polyisobutene chain end of at least 80 mol %. The present invention further relates to novel isobutene polymers.