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:
Oct. 07, 1980
Filed:
Nov. 02, 1978
Applicant:
Inventors:
Eiji Iijima, Sakura, JP;
Yoshimi Nishimura, Funabashi, JP;
Assignee:
Kao Soap Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428492 ; 428500 ; 428511 ; 428514 ; 428521 ; 428522 ; 428523 ;
Abstract
A pressure-sensitive adhesive tape or sheet comprising an air-permeable substrate having coated thereon, an adhesive composition comprising (a) 3 to 25% by weight of a water-soluble polyol and (b) 1 to 25% by weight of a water-soluble or water-swellable polymer, the sum of the contents of the components (a) and (b) being at least 6% by weight, with the balance of the adhesive composition being an adhesive.