摘要
以聚醚、醇类、二异氰酸酯、甲醛等为主要原料制备的CPU鞣剂,是一种含有N—羟甲基、无游离异氰酸根的阳离子水溶性聚氨酯树脂。本文概述了该鞣剂的制备、性能及应用。
A cationic polyurethane Tanning Agent C PU, mainly based on polyether alcohols, diisocyanate, formaldehyde, etc.,is a cationic polyurethane resin in water solution which contains N-hydr-oxymethyl,but no f ree isocyanate groups. Its preparations ,properties and applications are also discussed in the paper.
出处
《皮革化工》
1993年第4期1-4,共4页
Leather Chemicals
