Heat-sensitive record material

Details Heat-sensitive record material Heat-sensitive record material

1980-12-01

1982-01-19

Herbert, Jr., Thomas J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Weight per unit area specified

346 76R, 3461351, 428342, 428537, 428913, 428488, B32B 516, B41M 518

Patent

active

043117589

ABSTRACT:
In a heat-sensitive record material comprising a base sheet and a color developing layer formed thereon, a pigment having an oil absorption within the range of 80 to 800 ml/100 g is additionally included in the color developing layer.

REFERENCES:
patent: 3859112 (1975-01-01), Kohmura et al.
patent: 3950600 (1976-04-01), Knirsch et al.
patent: 3988501 (1976-10-01), Knirsch et al.
patent: 4051303 (1977-09-01), Hayashi et al.
patent: 4115613 (1978-09-01), Inoue et al.
patent: 4154462 (1979-05-01), Golden et al.
Tappi Monograph Series No. 30, "Paper Coating Pigments," pp. 2-3.
Translation Abstract of Japanese Laid Open Patent Publication, No. 33,832 of 1973.

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