Thermal imprint ink sheet

Details Thermal imprint ink sheet Thermal imprint ink sheet

1989-09-28

1990-06-19

Schwartz, Pamela R.

Stock material or miscellaneous articles

Composite

Of polyester

428195, 428483, 428484, 4284881, 428913, 428914, B41M 520

Patent

active

049353063

ABSTRACT:
An ink sheet including an ink layer composed of 10 weight part of urethane wax, 1 weight part of ester wax, 5 weight part of paraffin wax, 5 weight part of dyestuff and 2 weight part of carbon black, on a polyester resin film substrate through an adhesive layer composed of 15 weight part of a (vinyl chloride)-(vinyl acetate) copolymerized resin, 15 weight part of carbon black and 48 weight part of polyester mixture composed of two kinds of polyester resin one of which has a glass transition temperature of 67.degree. C. and the other of which has a glass transition temperature of -20.degree. C., mixed in a weight ratio of 75/25.

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