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:
Apr. 17, 1990
Filed:
Mar. 31, 1988
Applicant:
Inventors:
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264 85 ; 156243 ; 15624427 ; 264556 ; 264171 ; 264216 ; 264237 ; 425 721 ; 425 75 ;
Abstract
When a laminate product is manufactured by extruding a thermoplastic resin on a substrate for coating, a space enclosed between a member for cooling the thermoplastic resin and a non-cooled thermoplastic resin film is kept within an atmosphere having a high permeability with respect to the thermoplastic resin film. Occurrence of craters in the laminated resin film is reduced.