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. 07, 1997
Filed:
May. 24, 1995
Applicant:
Inventors:
Karen Dare, Binfield Bracknell Berkshire, GB;
Martin Riswick, Marlow, GB;
Gary F Raykovitz, Flemington, NJ (US);
Charles W Paul, Madison, NJ (US);
Assignee:
National Starch and Chemical Investment Holding Corporation, Wilmington, DE (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61F / ;
U.S. Cl.
CPC ...
604387 ; 604367 ;
Abstract
This invention discloses that styrene-butadiene-styrene block copolymers containing 30 to 50% by weight styrene and additionally having been polymerized in such a manner as to obtain a vinyl content of greater than about 35% may be used in adhesives to achieve desirable low viscosity of 1000 to 3500 cps at 160.degree. C.