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. 17, 1978
Filed:
Jan. 03, 1977
Applicant:
Inventor:
Walter R Wszolek, Sykesville, MD (US);
Assignee:
W. R. Grace & Co., New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65D / ; C08L / ; C08K / ;
U.S. Cl.
CPC ...
215349 ; 260 / ; 260 / ; 260 342 ; 264268 ; 277227 ; 428 64 ; 526272 ;
Abstract
A plastisol composition containing as the resin component a copolymer of a normal .alpha.-olefin and maleic ahydride (1:1 mole ratio) having the structure ##STR1## WHEREIN B is a member of the group consisting of ##STR2## and the hydrolysis product thereof, ##STR3## R is H or C.sub.x H.sub.2x+1, x is 1 to 16 and n is 2-300, and a plasticizer for said resin component. The plastisol when fluxed can be used as a closure gasket for containers.