C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
101/105, 6/26
C09D 11/02 (2006.01) B41M 1/06 (2006.01) B41N 3/08 (2006.01)
Patent
CA 1113203
ABSTRACT OF THE DISCLOSURE A concentrate for dilution with water to obtain a fountain solution for lithographic printing comprises a lithographic desensitising material dissolved in a vehicle liquid comprising an organic solvent liquid optionally in admixture with water. Preferred desensitising materials are organo substituted ammonium salts of desensitising acids and a preferred organic solvent liquid is isopropyl alcohol. The fountain solution obtained on dilution of the concentrate may be used with printing machines having integrated damping/inking equipment.
319748
Lawson Leslie E.
Smith Frank E.
Limited Vickers
Macrae & Co.
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