Coloring compositions of powder form

Details Coloring compositions of powder form Coloring compositions of powder form

1974-12-03

1977-04-26

Woodberry, Edward M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 9, 260 17R, 260 174SG, 260 38, 260828, 260836, 260847, C08J 322

Patent

active

040200400

ABSTRACT:
A coloring composition of powder form comprising (a) a pigment, (b) a vinyl chloride copolymer of an average degree of polymerization of 100 - 2000 and in which the other monomer copolymerized with vinyl chloride is contained in a proportion of not more than 60 weight parts per 100 weight parts of vinyl chloride, and (c) a resin whose viscosity in a 40 weight % dimethylformamide solution is 80 - 7500 centipoises.

REFERENCES:
patent: 2507688 (1950-05-01), Armstrong
patent: 3111495 (1963-11-01), Murphy et al.
patent: 3462390 (1969-08-01), Dunn
patent: 3682854 (1972-08-01), Bennahmias
patent: 3694402 (1972-09-01), Essam
patent: 3696061 (1972-10-01), Selsor et al.
patent: 3766126 (1973-10-01), Siegle et al.
patent: 3772237 (1973-11-01), Bullman
patent: 3830765 (1974-08-01), Fejer
patent: 3899473 (1975-08-01), Johansson
patent: 3907727 (1975-09-01), Lipp

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