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.

Date of Patent:
May. 07, 1991

Filed:

Sep. 22, 1988
Applicant:
Inventors:

Tetsuo Mizumura, Ibaraki, JP;

Minoru Ichijo, Toride, JP;

Ken-ichirou Nakao, Tsuchiura, JP;

Seiichi Matsushima, Tsukuba, JP;

Yoshitane Tuburaya, Toride, JP;

Assignee:

Hitachi Maxwell, Ltd., Ushitora, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428 64 ; 428 65 ; 428412 ; 428457 ; 428421 ; 428422 ; 428913 ; 3692751 ; 369284 ; 369288 ; 346 / ; 3461351 ;
Abstract

There is disclosed an optical information recording medium comprising forming at least a recording or reflecting film on one surface of a substrate, wherein an plasma-polymerized film of a halogen-containing resin is formed on at least one of the surface of the substrate or the outer surface of the recording or reflecting film. The medium may further include an additional UV-curing film which is formed on any of the surface of the substrate or plasma-polymerized film of halogen-containing resin on the surface of the substrate, the recording or reflecting film, or the peripheries of the substrate and protective film.


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