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. 15, 1986
Filed:
Apr. 26, 1985
Applicant:
Inventors:
Assignee:
Agfa-Gevaert Aktiengesellschaft, Leverkusen-Bayerwerk, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03C / ;
U.S. Cl.
CPC ...
430529 ; 430527 ; 430538 ;
Abstract
An antistatic layer applied to the back of the photographic material contains (A) a mixture of sodium magnesium silicate and the sodium salt of polystyrene sulphonic acid and (B) a succinic acid semi-ester compound. The antistatic layer is distinguished by high abrasion resistance and its good qualities as writing and printing surface.