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:
Sep. 03, 1985
Filed:
Sep. 16, 1983
Applicant:
Inventors:
Keishi Sato, Suita, JP;
Takeshi Nishida, Ibaragi, JP;
Toji Kamiya, Takatsuki, JP;
Yutaka Tanaka, Osaka, JP;
Assignee:
Kanebo Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
428252 ; 428253 ; 428286 ; 428287 ; 4283155 ; 4283157 ; 4283159 ; 4283175 ; 4283177 ; 428336 ; 4284233 ; 4284235 ; 4284237 ; 4284251 ;
Abstract
The moisture-permeable waterproof fabric according to the invention comprises a polyamino acid modified polyurethane film having a thickness of 2 to 20 microns and a fabric bonded on the polyurethane film by a polyurethane adhesive in an amount of at least 10 g/m.sup.2. The polyamino acid modification ratio of the polyurethane film is within the range of 2 to 20%. The total amount of the adhesive and the polyurethane film is not more than 50 g/m.sup.2.