发明授权
US5910623A Mixtures of sulfo-containing 1:2 metal complexes with vinyl polymers 失效
含有1:2的金属络合物与乙烯基聚合物的混合物

Mixtures of sulfo-containing 1:2 metal complexes with vinyl polymers
摘要:
Liquid or solid mixtures of low-salt sulfo-containing 1:2 metal complex dyes and poly-N-vinylpyrrolidone or copolymers of N-vinylpyrrolidone and vinyl acetate are especially useful for dyeing paper and wood and also for dyeing and finishing leather and fur.
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