Recording liquid

Details Recording liquid Recording liquid

1984-03-20

1986-04-29

Yarbrough, Amelia B.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

C09D 1100

Patent

active

045854840

ABSTRACT:
A recording liquid comprises a dye selected from C.I. Direct Blue 199, C.I. Direct Yellow 86 and C.I. Food Black 2 as the recording agent for forming an image and a liquid medium for dissolving or dispersing said recording agent therein, said liquid medium comprising at least: (a) either one or both of polyethylene glycol and polyethylene glycol monomethyl ether, (b) either one or both of diethylene glycol and sulfolane, (c) either one or both of N-methyl-2-pyrrolidone and 1,3-dimethyl-2-imidazolidinone and (d) water.

REFERENCES:
patent: 3846141 (1974-11-01), Ostergren et al.
patent: 4098948 (1978-07-01), Skelly et al.
patent: 4197135 (1980-04-01), Bailey et al.
patent: 4409040 (1983-10-01), Tabayashi et al.

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