Process for the preparation of biuret groups which contain polyisocyanates
作者： Hans Dr. Renz , Stefan Dr. Wolff , Werner Dr. Langer , Wolgang Heider
DOI:
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摘要: The prodn. of biuret gp.-contg. polyisocyanates (I) comprises the catalytic reaction aliphatic and/or cycloaliphatic di-isocyanates (II) in presence OH-acid cpds. (III), with finely-dispersed water as biuretising agent.
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