Surface coloring of polyvinyl resins

Details Surface coloring of polyvinyl resins Surface coloring of polyvinyl resins

1982-09-27

1984-05-29

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Nontextile, dyeing process or product, including inorganic...

Vinyl chloride polymer substrate

8614, 8615, 8679, 8938, D06P 500

Patent

active

044512643

ABSTRACT:
This invention is directed to inks (coloring solutions) for polyvinyl resin surfaces, particularly PVC wire insulation color coding, where the ink consists essentially of a Color Index Solvent dye dissolved in a liquid halogenated hydrocarbon solvent having 1-2 carbon atoms. A preferred solvent is dichloromethane.

REFERENCES:
patent: 2635942 (1953-04-01), Thummel
patent: 3081140 (1963-03-01), Ford
patent: 3741720 (1973-06-01), Hederich et al.
patent: 3830626 (1974-08-01), Rosenberger et al.
patent: 3845081 (1974-10-01), Kienzle et al.
patent: 3909442 (1975-09-01), Tucker et al.
patent: 4014647 (1977-03-01), Neeff
patent: 4015934 (1977-04-01), Liechti et al.
patent: 4081240 (1978-03-01), Datye et al.
Venkataraman's "The Chemistry of Synthetic Dyes," vol. VIII (Academic Press) 1978 pp. 81-85, 109-115.

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