发明授权
US4119644A Anthraquinonoid disperse dyes 失效
蒽醌类分散染料

Anthraquinonoid disperse dyes
摘要:
Dyes of the formula ##STR1## where X is chlorine or bromine, Y is ##STR2## and n is 0, 1 or 2. On synthetic fiber materials, the dyes give clear blue colorations which are very fast to thermofixing and fast to light.
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