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. 14, 1987
Filed:
May. 02, 1985
Applicant:
Inventors:
Geary E Camin, Los Altos, CA (US);
William D Uken, Fremont, CA (US);
Assignee:
Raychem Corporation, Menlo Park, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
4284246 ; 1563082 ; 156329 ; 156327 ; 1563317 ; 156344 ; 4272071 ; 4273855 ; 427387 ; 4273935 ; 4284251 ; 4284255 ; 428447 ; 428448 ; 428451 ; 428452 ;
Abstract
This invention provides a sealing material which comprises a layer of elastomeric sealant having a cone penetration from about 100 to 350 (10.sup.-1 mm) and an ultimate elongation of at least 50% and disposed on a surface thereof an air drying or air curing material which sufficiently adheres to the surface of the elastomeric sealant to permit placement of the elastomeric sealant on a substrate and which reduces the surface tack of the elastomeric sealant.