Chemical carbonless copy paper and image receptor medium therefo

Details Chemical carbonless copy paper and image receptor medium therefo Chemical carbonless copy paper and image receptor medium therefo

1980-06-16

1982-05-04

Hess, Bruce H.

Textiles: manufacturing

427150, 428411, 428537, 428914, B41M 516, B41M 522

Patent

active

043279392

ABSTRACT:
Improved receptor or CF coating composition for chemical carbonless copy paper employing spirit blue in carbinol form as a dye precursor type chromogenic reagent material.

REFERENCES:
patent: 2505475 (1950-04-01), Green
patent: 3016308 (1962-01-01), MaCaulay
patent: 3576660 (1971-04-01), Bayless et al.
patent: 3995088 (1976-11-01), Garner et al.
patent: 4085949 (1978-04-01), Asao
patent: 4226442 (1980-10-01), Carlson et al.
patent: 4238130 (1980-12-01), Burri
Color Index, "Spirit Blue CR" (C.I. 689), Jan. 1924.
Color Index, "Opal Blue" (C.I. 688), Jan. 1924.
Sherwin Williams Technical Bulletin AB-47.

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