Spirit duplicating with indicia formed by ink comprising dye mea

Details Spirit duplicating with indicia formed by ink comprising dye mea Spirit duplicating with indicia formed by ink comprising dye mea

1979-09-10

1986-01-21

Kight, John

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524 47, 524376, 282 27R, 260DIG38, C08L 118, C08L 302, C09D 1100

Patent

active

045658412

ABSTRACT:
A spirit duplicating master ink contains more than 50 weight % of methyl violet, a binder of poly(vinyl methyl ether) that is of the order of 5 weight % and a 2-ethoxy-ethanol carrier solution of the order of 30 weight % with corn starch filler of the order of 10 weight %. This ink is printed upon a spirit duplicating master to leave a residue with the methyl violet weight % of the order of 73%, that of the 2-ethoxy-ethanol of the order of 7% and that of the corn starch of the order of 20%.

REFERENCES:
patent: 1930178 (1933-10-01), Mizener
patent: 1932248 (1933-10-01), Miner et al.
patent: 2163934 (1939-06-01), Collins
patent: 2647060 (1953-07-01), Armstrong et al.
patent: 2868741 (1959-01-01), Chambers et al.
patent: 2898852 (1959-08-01), Staehle
patent: 3931443 (1976-01-01), Neale et al.
patent: 4108671 (1978-08-01), Richlin
patent: 4195104 (1980-03-01), Fell
patent: 4206937 (1980-06-01), Huston
patent: 4272292 (1981-06-01), Mizuno et al.

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