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US4961750A Acrylate tanning agent 失效
丙烯酸鞣剂

Acrylate tanning agent
摘要:
Tanning agents containing a complex formed between chromium ions and an acrylate or methacrylate polymer and further including an organically bound thio group present in said polymer or in a mercapto compound added to the tanning agents, and methods for pickling, tanning, and retanning skins and hides with such tanning agents.
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