发明公开
EP0384463A1 Preparation process of xylylene diisocyanate 失效
Verfahren zur Herstellung von Xylylendiisocyanat。

Preparation process of xylylene diisocyanate
摘要:
This invention is an industrially efficient and improved process for the preparation of xylylene diisocyanate by using esters as the solvent for converting xylylene diamine or its hydrochloride to isocyanate.
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