ketazine

Abstract: The reaction of methyl ethyl ketazine and water to hydrazine hydrate was studied in the catalyst conditions.

摘要： 以丁连氮和去离子水为原料，研究了在催化剂条件下丁连氮水解制水合同工艺条件；

Polyurethane_urea used for leather finishing was prepared from aliphatic diisocyanate by ketazine process.

选择肪族二异氰酸酯，连氮法制备水乳型聚氨酯—脲皮革涂饰剂。