P

Inventor

FROMMELD HANS-DIETER

DE16 patents
⚠️ This page may combine multiple inventors who share the name “FROMMELD HANS-DIETER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HOECHST AG

13 patents
US4780393AOct 25, 1988

Photopolymerizable composition and photopolymerizable recording material containing same

HOECHST AG71 citations95
US5221595AJun 22, 1993

Photopolymerizable mixture and recording material prepared therefrom

HOECHST AG25 citations92
US5217845AJun 8, 1993

Photopolymerizable mixture and photopolymerizable copying material containing same

HOECHST AG11 citations73
US5200299AApr 6, 1993

Quinoline and acridine compounds effective as photoinitiators and containing polymerizable (meth)acryloyl substituents

HOECHST AG18 citations73
US5085669AFeb 4, 1992

Process for stabilizing a leuco-dye solution by means of a piperidine derivative

HOECHST AG7 citations73
US4940647AJul 10, 1990

Photopolymerizable compositions a leuco dye and a leuco dye stabilizer

HOECHST AG15 citations73
US4749639AJun 7, 1988

Photosensitive composition and recording material with photosensitive polymeric diazonium salt and thermal cross-linkable copolymer binder

HOECHST AG9 citations73
US4659645AApr 21, 1987

Photosensitive mixture and photosensitive recording material with diazonium salt polycondensation product and free radical radiation polymerizable composition

HOECHST AG20 citations73
US4737445AApr 12, 1988

Photopolymerizable composition and photopolymerizable recording material containing said composition

HOECHST AG7 citations65
US4171222AOct 16, 1979

Two-component diazotype material

HOECHST AG6 citations62
US4457997AJul 3, 1984

Two-component diazotype material

HOECHST AG3 citations61
US5057398AOct 15, 1991

Photopolymerizable composition and photopolymerizable recording material containing same

HOECHST AG5 citations57
US4273850AJun 16, 1981

Two-component diazotype material

HOECHST AG1 citations51

MORTON INT INC

2 patents

KEUFFEL & ESSER CO

1 patent