Method of recovering oily contaminants from printing machines, p

Details Method of recovering oily contaminants from printing machines, p Method of recovering oily contaminants from printing machines, p

1992-01-22

1993-03-16

Albrecht, Dennis

Compositions

Water-softening or purifying or scale-inhibiting agents

134 40, 134 42, 252136, 252143, 252162, 252171, 252173, 25217421, 25217422, 252550, 252557, 101424, B08B 308, C11D 726, C11D 750, C23G 5032

Patent

active

051941732

ABSTRACT:
A method of removing inks and other oily contaminants from printing machines, printing plates and offset blankets using a cleaning aid that is based on a C.sub.6 or higher alkyl ester of a fatty acid, preferably containing 8 to 22 carbon atoms. The cleaning aid does not significantly degrade images on printing plates.

REFERENCES:
patent: 4180472 (1979-12-01), Mitchell
patent: 4295845 (1981-10-01), Sepulveda
patent: 4673526 (1987-06-01), Zabotto
patent: 4707293 (1987-11-01), Ferro
patent: 4806262 (1989-02-01), Snyder
patent: 4877556 (1931-10-01), Wilsberg
patent: 4986927 (1991-01-01), Elton
patent: 4997588 (1991-03-01), Gillich
patent: 5015471 (1991-05-01), Birtwistle
patent: 5089269 (1992-02-01), Noda
patent: 5104567 (1992-04-01), Staehr

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