Process for mass-dyeing of thermoplastics: polystyrene and styre

Details Process for mass-dyeing of thermoplastics: polystyrene and styre Process for mass-dyeing of thermoplastics: polystyrene and styre

1983-02-04

1984-05-08

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

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

Olefin polymer substrate or rubber

8692, C08J 320, C08K 534

Patent

active

044472447

ABSTRACT:
Process for mass-dyeing of thermoplastics, characterized in that the dyestuffs used are of the formula ##STR1## in which X designates a radical ##STR2## R designates hydrogen or alkyl, R.sub.1 and R.sub.2 designate alkyl,

REFERENCES:
patent: 2840443 (1958-06-01), Smith

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