Pressure-sensitive recording material

Details Pressure-sensitive recording material Pressure-sensitive recording material

1978-11-08

1980-07-08

Hess, Bruce

Textiles: manufacturing

106 21, 2603191, 260386, 260393, 427150, 427151, 428307, 428914, B41M 516, B41M 522

Patent

active

042114365

ABSTRACT:
A pressure-sensitive and heat-sensitive recording material contains color-forming agents of the formula ##STR1## wherein R.sub.1 denotes hydrogen or a non-ionic radical which is free from amino groups,

REFERENCES:
patent: 3488207 (1970-01-01), Vassiliades
patent: 3957288 (1976-05-01), Lemahieu et al.
patent: 3958815 (1976-05-01), Poot et al.
patent: 3995088 (1976-11-01), Garner et al.
patent: 4054718 (1977-10-01), Garner et al.

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