Emulsion ink for stencil printing

Details Emulsion ink for stencil printing Emulsion ink for stencil printing

1997-03-25

1998-07-14

Klemanski, Helene

Compositions: coating or plastic

Coating or plastic compositions

Marking

106 3165, 106417, 106418, C09D 1102

Patent

active

057797773

ABSTRACT:
A water-in-oil (W/O) emulsion ink for stencil printing having an oil phase and a water phase is provided, in which a pearlescent pigment is contained in said oil phase and/or said water phase in an amount of 1 to 20% by weight of the total weight of said emulsion ink. The pearlescent pigment has an average particle size of 1 to 30 .mu.m. The pearlescent pigment preferably has a hiding power of 1,000 cm.sup.2 /g or lower. A colorant may be contained in at least one of said oil phase and said water phase. The oil phase preferably contains a non-volatile solvent, a volatile solvent, and an emulsifier, and optionally a resin. The water phase preferably contains an oil-in-water (O/W) emulsion of resin and/or a water soluble resin. The emulsion ink provides glossy printed images regardless of types of paper, and is quick in drying.

REFERENCES:
patent: 4544415 (1985-10-01), Franz et al.
patent: 4585815 (1986-04-01), Ono et al.
patent: 4623396 (1986-11-01), Kimura et al.
patent: 5575839 (1996-11-01), Okuda
`Pearlescent & Irdescent Luster Pigments`, Mearlin Catalogue, no date available.

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