Pressure-sensitive recording sheet

Details Pressure-sensitive recording sheet Pressure-sensitive recording sheet

1977-12-23

1980-02-12

Herbert, Jr., Thomas J.

Stock material or miscellaneous articles

Composite

Of aldehyde or ketone condensation product

282 275, 427146, 427150, 427261, 428307, 428537, 428914, B32B 2710, B32B 2742, B41M 516

Patent

active

041884566

ABSTRACT:
A pressure-sensitive record sheet material comprising a supporting web material having adhesively bound on the surface thereof a coating composition comprising kaolin clay, a zinc-modified alkyphenol-formaldehyde resin and a metallic compound selected from the group consisting of calcium oxide, calcium hydroxide and magnesium oxide, said resin and metallic compound combining to produce an improved color response when contacted with a color-producing material.

REFERENCES:
patent: 1697885 (1923-01-01), Seebach
patent: 2712507 (1955-07-01), Green
patent: 3491111 (1970-01-01), Lin
patent: 3516845 (1970-06-01), Brockett
patent: 3672935 (1972-06-01), Miller et al.
patent: 3723156 (1973-03-01), Brockett et al.
patent: 3732120 (1973-05-01), Brockett et al.
patent: 3856553 (1974-12-01), Hayashi et al.
patent: 3952132 (1976-04-01), Kato et al.

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