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. 12, 2021
Filed:
Feb. 13, 2018
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Carl A. Laskowski, Minneapolis, MN (US);
Timothy M. Gillard, St. Paul, MN (US);
Michelle M. Mok, St. Paul, MN (US);
Lucas D. McIntosh, Minneapolis, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 5/18 (2006.01); C08F 297/00 (2006.01); C08G 81/02 (2006.01);
U.S. Cl.
CPC ...
C08G 81/027 (2013.01); C08G 81/025 (2013.01); C08J 5/18 (2013.01); C08J 2387/00 (2013.01);
Abstract
Described is a triblock copolymer of the formula ABC wherein B is a hydrogenated vinyl aromatic block having a Tof ≥110° C. and comprising 30-90 wt. % of the copolymer; C is a rubbery block having a T≤25° C. and comprising 10-70 wt. % of the copolymer; and A is an block derived from ring-opening polymerization, substantially incompatible with both B and C blocks.