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Current content: 157 117 910 patent documents

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139 301 new documents added

1 340 825 documents amended

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EP 0167081 B1 19880727 - SILVER HALIDE PHOTOGRAPHIC RECORDING MATERIAL

Title (en)

SILVER HALIDE PHOTOGRAPHIC RECORDING MATERIAL

Publication

EP 0167081 B1 19880727 (DE)

Application

EP 85107790 A 19850624

Priority

DE 3424893 A 19840706

Abstract (en)

[origin: US4603102A] The photographic silver halide recording material contains particles of a hydroxyalkyl-alkyl cellulose dicarboxylic acid semiester having a particle size of from 0.5 to 8 mu m and a particle size distribution of up to +/-2 mu m dispersed in a hydrophilic colloid in at least one of its outermost layers.

IPC 1-7

G03C 1/76

IPC 8 full level

G03C 1/32 (2006.01); G03C 1/76 (2006.01); G03C 1/95 (2006.01)

CPC (source: EP US)

G03C 1/95 (2013.01 - EP US); Y10S 430/151 (2013.01 - EP US)

Designated contracting state (EPC)

BE DE FR GB

DOCDB simple family (publication)

EP 0167081 A2 19860108; EP 0167081 A3 19870318; EP 0167081 B1 19880727; DE 3424893 A1 19860206; DE 3564044 D1 19880901; JP H0519696 B2 19930317; JP S6132050 A 19860214; US 4603102 A 19860729

DOCDB simple family (application)

EP 85107790 A 19850624; DE 3424893 A 19840706; DE 3564044 T 19850624; JP 14686285 A 19850705; US 74896585 A 19850626