Patent · US Expired

Color photographic recording material

US5994044A · kind A · utility

0Cited by

2References

13Claims

0Family size

Assignee

Agfa-Gevaert NV · BE

Inventors

Jorg Hagemann · Neunburg vorm Wald, DE
Werner Hoheisel
Reimer Holm · Bensberg, DE

Key dates

Filing date	Oct 15, 1998
Grant date	Nov 30, 1999
Priority date	—
Expiry date	Oct 15, 2018

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S430/162
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A color photographic recording material which contains particles of elemental silicon and/or of solid compounds in which silicon is present in stoichiometric excess, having an average diameter of .ltoreq.120 nm, is distinguished by improved protection against UV radiation.

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