Lithographic printing plate and method of making the same

Details Lithographic printing plate and method of making the same Lithographic printing plate and method of making the same

1977-07-25

1979-01-30

Lesmes, George F.

Stock material or miscellaneous articles

Composite

Of silicon containing

101455, 101457, 101460, 101463, 101464, 101466, 427144, 427372A, 428452, B32B 2710, B32B 2720, B41C 110

Patent

active

RE0298930

ABSTRACT:
In a lithographic printing plate comprising a base and a lithographic printing surface thereon, said printing surface comprising colloidal silica and an insolubilized hydrophilic polymer, the improvement which comprises providing a positively charged colloidal silica as said colloidal silica component and, as said hydrophilic polymer, a nonionic or cationic polymer or a mixture of the same.

REFERENCES:
patent: 3007878 (1961-11-01), Alexander et al.
patent: 3055295 (1962-09-01), Perkins
patent: 3254597 (1966-06-01), Hart et al.
patent: 3622373 (1971-11-01), Page et al.
patent: 4046946 (1977-09-01), Shaw

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