Emulsion ink for stencil printing

Details Emulsion ink for stencil printing Emulsion ink for stencil printing

1997-12-08

1999-09-07

Klemanski, Helene

Compositions: coating or plastic

Coating or plastic compositions

Marking

106 316, C09D 1102

Patent

active

059481510

ABSTRACT:
A W/O emulsion ink, which is superior in emulsion stability, causes no softening or separation even after stored for a long time, and can always provide prints of uniform quality, is provided. The emulsion ink has an oil phase and a water phase, in which said water phase has a pH of 6.0 to 12.0, preferably 7.0 to 9.0 at 23.degree. C. The emulsion ink may contain a water-insoluble colorant in the water phase and/or the oil phase. Preferably, the water phase has a pH buffer action.

REFERENCES:
patent: 5395435 (1995-03-01), Mizobuchi
patent: 5609670 (1997-03-01), Okuda et al.
patent: 5718747 (1998-02-01), Okusawa et al.
patent: 5718748 (1998-02-01), Suzuki et al.
patent: 5738715 (1998-04-01), Okuda et al.
patent: 5800599 (1998-09-01), Asada

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