Patent · US Expired

Photographic material

US5443944A · kind A · utility

56Cited by

9References

11Claims

0Family size

Assignee

Agta-Gevaert AG · DE

Inventors

Werner Krafft · Leverkusen, DE
Friedrich Jonas · Aachen, DE
Prem Lalvani · Leverkusen, DE
Hartwig Andries · Mortsel, BE
Willem Mues · Tremelo, BE

Key dates

Filing date	Aug 15, 1994
Grant date	Aug 22, 1995
Priority date	—
Expiry date	Aug 15, 2014

Classification

Technology area (CPC G)Physics
CPC primaryG03C11/02
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A photographic material comprising a transparent film support having on one side at least one light-sensitive layer and on the other side a transparent magnetic layer and an antistatic layer of a polythiophene arranged above or below said transparent magnetic layer shows transparency and good mechanical and antistatic properties.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.