Bulk dyeing of plastics

Bleaching and dyeing; fluid treatment and chemical modification – Nontextile – dyeing process or product – including inorganic...

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8512, 8516, 8565, 8568, 8569, 8574, 8576, 8578, 8579, D06P 300, D06P 324, D06P 352

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active

056266332

ABSTRACT:
Dyestuffs of the formula (I) ##STR1## wherein n denotes 1 or 2,
T denotes O or N--R.sub.0, wherein
R.sub.0 denotes H, alkyl, aryl or acyl or, together with R.sub.2 or R.sub.3, forms a 5- to 7-membered ring,
R.sub.1 if n=1, denotes aryl, hetaryl or heterocyclylidenemethyl and

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