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:
Dec. 05, 1978

Filed:

Feb. 25, 1977
Applicant:
Inventors:

Hideyasu Ohta, Hino, JP;

Takahiro Uozumi, Hino, JP;

Masaru Kanbe, Hino, JP;

Naoto Abe, Hino, JP;

Jun Shirasaki, Hino, JP;

Masayoshi Mayama, Hino, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
96 8 / ; 427 40 ; 427 54 ; 4274 / ; 4274 / ;
Abstract

The present application is directed to a process for subbing a photographic hydrophobic film which involves subjecting at least one surface of the film to a hydrophylizing pretreatment step, coating the pretreated surface with an aqueous dispersion containing a polymer which has particular comonomers in a combined amount of more than 76%, then coating the coated surface with a liquid containing colloidal silica.


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