Radiation imagery chemistry: process – composition – or product th – Diazo reproduction – process – composition – or product – Composition or product which contains radiation sensitive...
Patent
1986-02-07
1988-06-07
Bowers, Jr., Charles L.
Radiation imagery chemistry: process, composition, or product th
Diazo reproduction, process, composition, or product
Composition or product which contains radiation sensitive...
430176, 430302, 430330, G03C 160, G03C 708
Patent
active
047496398
ABSTRACT:
A photosensitive composition comprising a polymeric diazonium salt, preferably a diazonium salt polycondensation product, and a polymeric binder possessing lateral crosslinking groups represented by the formula --CH.sub.2 --OR, wherein R denotes a hydrogen atom, a lower alkyl group, a lower acyl group or a lower hydroxyalkyl group, can be used to produce printing plates which yield considerably increased print runs after being baked at temperatures of 150.degree. C. to 250.degree. C.
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patent: 4275138 (1981-06-01), Kita et al.
patent: 4288520 (1981-09-01), Sprintschnik et al.
patent: 4316949 (1982-02-01), Petrollis et al.
patent: 4339530 (1982-07-01), Sprintschnik et al.
patent: 4572887 (1986-02-01), Geissler
Bowers Jr. Charles L.
Hoechst Aktiengesellschaft
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