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:
Jul. 12, 2022
Filed:
Nov. 16, 2018
Applicant:
Arkema France, Colombes, FR;
Inventors:
Clio Cocquet, Bernay, FR;
Quentin P. Pineau, Evreux, FR;
Helena Cheminet, Whitefish Bay, WI (US);
Francois Fernagut, Le Val David, FR;
Assignee:
ARKEMA FRANCE, Colombes, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 9/00 (2006.01); C08J 9/04 (2006.01); C08G 81/02 (2006.01);
U.S. Cl.
CPC ...
C08J 9/0061 (2013.01); C08G 81/025 (2013.01); C08G 81/027 (2013.01); C08G 81/028 (2013.01); C08G 2110/0041 (2021.01); C08G 2410/00 (2013.01); C08J 2201/03 (2013.01); C08J 2323/08 (2013.01); C08J 2331/04 (2013.01); C08J 2333/08 (2013.01); C08J 2333/10 (2013.01); C08J 2367/08 (2013.01); C08J 2371/02 (2013.01); C08J 2377/00 (2013.01); C08J 2379/08 (2013.01);
Abstract
The invention relates to a noncrosslinked block copolymer foam, comprising at least one rigid block and at least one flexible block, in which the copolymer includes at least one carboxylic acid chain end blocked with a polycarbodiimide. The invention also relates to a process for manufacturing this foam and to articles manufactured therefrom.