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:
Aug. 27, 1991
Filed:
Jul. 20, 1989
Applicant:
Inventors:
Luigi Perazzo, Cuneo, IT;
Francesco Martini, Rho, IT;
Assignee:
W. R. Grace & Co.-Conn., Duncan, SC (US);
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; C08L / ; C08L / ; A61F / ;
U.S. Cl.
CPC ...
428215 ; 428518 ; 428520 ; 525227 ; 604372 ;
Abstract
The film is formed by a composition comprising a mixture of 50-100 weight % of an ethylene-butyl-acrylate copolymer (EBA) having a content of butyl-acrylate (BA) of 5-50 weight %, and 0-50 weight % of an elastomeric polyolefin. Laminates comprising a layer constituted by said film have excellent characteristics of noiselessness and softness.