Record material

Details Record material Record material

1982-11-18

1985-04-02

Hess, Bruce H.

Recorders

Record receiver deforming

346210, 346211, 346212, 346219, 346226, B41M 516, B41M 518, B41M 522

Patent

active

045090653

ABSTRACT:
A color developer for use in a pressure- or heat-sensitive record material comprises a particulate composite having as components hydrated zirconia and at least one of hydrated silica and hydrated alumina.

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