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:
Dec. 23, 1997
Filed:
Dec. 22, 1993
Applicant:
Inventors:
Daniel R Logue, Upland, CA (US);
Piet T Van Emmerik, Claremont, CA (US);
Roger H Mann, Corona del Mar, CA (US);
Edward I Sun, Alhambra, CA (US);
Gary A Avalon, Painesville, OH (US);
Carol A Caldwell, Kirtland Hills, OH (US);
Eng-Pi Chang, Arcadia, CA (US);
Richard A Huskey, Mentor, OH (US);
Assignee:
Avery Dennison Corporation, Pasadena, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; A61F / ;
U.S. Cl.
CPC ...
428352 ; 428 414 ; 428 418 ; 428343 ; 428354 ; 428355 ;
Abstract
A release liner providing a release surface which comprises a first olefin polymer film formed having dispersed therein by high shear mixing a release substance which is polyethyleneimine octadecyl carbamide, polyvinyl octadecyl carbamate or a mixture thereof, coextruded or cocast onto a film formed from a second olefin polymer. The release liner has particular utility in diaper tape application.