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. 24, 1984
Filed:
Aug. 19, 1982
Applicant:
Inventor:
Robert M Hume, III, Cottage Grove, MN (US);
Assignee:
H. B. Fuller Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; C08L / ; C09J / ;
U.S. Cl.
CPC ...
428462 ; 428497 ; 428498 ; 428512 ; 524271 ; 1563099 ; 156320 ; 156334 ; 156D / ;
Abstract
A heat-activated pressure-sensitive adhesive which comprises an aqueous emulsion of finely divided solids comprising a rubber polymer, a resin and a plasticizer, which optionally contains urea, a urea-compound and/or a polyhydroxy compound in the aqueous phase. Substrates such as plastic film, metal foil and cigarette paper may be effectively bonded.