Support material for photographic coatings

US5004644A · kind A · utility

Assignee

• Felix Schoeller GmbH & Co. KG · DE

Inventors

• Ralf-Burkhard Dethlefs · Osnabrück, DE
• Bernd Scholz · Osnabrück, DE
• Wolfram Wysk · Belm, DE
• Elke Miefert · Herford, DE

Key dates

• Filing date: May 23, 1988
• Grant date: Apr 2, 1991
• Expiry date: May 23, 2008

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31913
• WIPO field: Optics
• WIPO sector: Instruments

Abstract

A support material for photographic coatings comprises a paper or film material coated on at least one side with polyolefin resin, and the resin contains a fluorine containing polymer.