发明申请
US20050033005A1 Sulfonamide anions as catalysts for NCO oligomerization 失效
磺酰胺阴离子作为NCO低聚催化剂

Sulfonamide anions as catalysts for NCO oligomerization
摘要:
The present invention relates to the use of sulphonamide salts as catalysts for oligomerizing isocyanates and also to a process for NCO oligomerization using the catalysts of the invention.
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