Self-contained type pressure sensitive record sheet

Details Self-contained type pressure sensitive record sheet Self-contained type pressure sensitive record sheet

1982-11-04

1984-12-04

Hess, Bruce H.

Recorders

Record receiver deforming

346226, 428326, B41M 516

Patent

active

044867620

ABSTRACT:
A self-contained type pressure sensitive record sheet prepared by coating a substrate with a mixture of a color acceptor and microcapsules containing a color former in the form of a single layer and drying the resulting coating, the mixture containing 40 to 200 parts by weight, per 100 parts by weight of the microcapsules calculated as solids, of a pulp powder having a weight average fiber length of 20 to 80.mu., has well-balanced improved properties in respect of color forming ability, prevention of color smudging and printability.

REFERENCES:
patent: 2711375 (1955-06-01), Sandberg

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