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:
Dec. 04, 2012
Filed:
Apr. 27, 2010
Applicant:
Donn Dubois, Houston, TX (US);
Inventor:
Donn Dubois, Houston, TX (US);
Assignee:
Kraton Polymers US LLC, Houston, TX (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L 53/00 (2006.01); C08L 9/06 (2006.01); C08F 293/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a low viscosity block copolymer for non-wovens construction adhesives of the formula [A−(A/B)]nX, wherein A represents an aromatic vinyl compound and (A/B) represents a polymer block obtained by random copolymerization of a mixture of a aromatic vinyl compound and butadiene in a weight ratio in the range of from 2:98 to 30:70, wherein n is an integer in the range of from 1 to 5, and wherein X is the remainder of the coupling agent.