Compositions – Compositions containing a single chemical reactant or plural... – Organic reactant
Patent
1994-01-21
1995-01-10
Lieberman, Paul
Compositions
Compositions containing a single chemical reactant or plural...
Organic reactant
252170, 252171, 252172, 252364, 252173, 252DIG8, C11D 722, C11D 118, C23D 1700
Patent
active
053804538
ABSTRACT:
A composition for removing ink from a printing machine, which composition comprises 50-99.75% by weight of a C.sub.1 -C.sub.5 alkyl ester of an aliphatic C.sub.8 -C.sub.22 monocarboxylic acid and mixtures thereof; and 0.25-10% by weight oil in water emulsifier. The composition preferably comprises less than 19 weight percent of combined alkanes, alkenes and C.sub.1 -C.sub.10 alkyl esters of fatty acids having 18 carbon atoms or less. The composition may contain vegetable oil in an amount of up to 15% by weight.
The invention further comprises an emulsion for removing ink from a printing machine which comprises the forgoing composition emulsified in water in such amount that the water phase comprises up to 50% by weight of the emulsion, and combined emulsifier in an amount of 0.5-10% by weight of emulsion, at least 50% of said combined emulsifier being an oil in water emulsifier.
REFERENCES:
patent: 4176080 (1979-11-01), Wise et al.
patent: 4180472 (1979-12-01), Mitchell et al.
patent: 4284532 (1981-08-01), Leikhim et al.
patent: 4521326 (1985-06-01), Seibert et al.
patent: 4707293 (1987-11-01), Ferro
patent: 5104567 (1992-04-01), Staehr
A World Patent Index Abstract of Japanese Patent 81 035 716-B, Aug. 1981.
Dunn Michael L.
Lieberman Paul
McGinty Douglas J.
Unichema Chemie B.V.
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