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:
Jun. 09, 1998
Filed:
Mar. 19, 1997
Applicant:
Inventors:
Mikio Suzuki, Haga-gun, JP;
Katsushi Maeda, Haga-gun, JP;
Masao Kurahashi, Haga-gun, JP;
Kazuo Fujita, Haga-gun, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
442351 ; 442340 ; 442394 ; 442398 ; 428332 ; 428340 ; 156334 ;
Abstract
A composite sheet comprising a liquid impermeable sheet and a nonwoven fabric joined to each other by an adhesive composition, the liquid impermeable sheet having a thickness of 15 to 40 .mu.m; the nonwoven fabric having a fiber diameter of 1.5 to 3.5 deniers and a basis weight of 10 to 35 g/m.sup.2 ; and the adhesive composition comprising not less than 20% by weight of an amorphous poly-.alpha.-olefin (APAO) having a melt viscosity of 500 to 10,000 cps at 180.degree. C. and applied at an amount of 0.5 to 7 g/m.sup.2.