EP 0844520 A1 19980527 - Film materials comprising coloured matting particles
Title (en)
Film materials comprising coloured matting particles
Title (de)
Film-Materialien mit farbigen Mattierungsteilchen
Title (fr)
Matériaux en film comprenant des particules de mattage colorées
Publication
Application
Priority
- EP 97203598 A 19971118
- EP 96203262 A 19961121
Abstract (en)
A photosensitive silver halide film material is disclosed comprising a support and on one or both sides thereof one or more layer(s) comprising a photosensitive silver halide emulsion wherein tabular silver halide crystals having an average thickness of less than 0.25 mu m and an average aspect ratio of 2 or more are present characterised in that said photosensitive silver halide emulsion layer(s) comprise(s) blue coloured polymeric matting particles.
IPC 1-7
IPC 8 full level
G03C 1/005 (2006.01); G03C 1/32 (2006.01); G03C 1/825 (2006.01); G03C 1/95 (2006.01); G03C 5/17 (2006.01)
CPC (source: EP)
G03C 1/005 (2013.01); G03C 1/32 (2013.01); G03C 1/825 (2013.01); G03C 1/95 (2013.01); G03C 5/17 (2013.01); G03C 1/0051 (2013.01)
Citation (search report)
- [DY] US 4952484 A 19900828 - KATOH KAZUNOBU [JP], et al
- [Y] EP 0606077 A1 19940713 - EASTMAN KODAK CO [US]
- [Y] EP 0561475 A1 19930922 - EASTMAN KODAK CO [US]
- [DY] EP 0468211 A1 19920129 - MINNESOTA MINING & MFG [US]
- [DY] EP 0655645 A1 19950531 - MINNESOTA MINING & MFG [US]
- [Y] DATABASE WPI Section Ch Derwent World Patents Index; Class A89, AN 72-51890T, XP002029265
Designated contracting state (EPC)
BE DE FR GB
DOCDB simple family (publication)
DOCDB simple family (application)
EP 97203598 A 19971118