Isocyanate Production Process Using Composition Containing Carbamic Acid Ester and Aromatic Hydroxy Compound, and Composition for Transfer and Storage of Carbamic Acid Ester
申请人:Asahi Kasei Chemicals Corporation
公开号:US20150259279A1
公开(公告)日:2015-09-17
An object of the present invention is to provide an isocyanate production process, which is free of the various problems found in the prior art, and which uses a composition containing a carbamic acid ester and an aromatic hydroxy compound when producing isocyanate without using phosgene, as well as a carbamic acid ester composition for transferring or storing carbamic acid ester. The present invention discloses an isocyanate production process including specific steps and using a composition containing a carbamic acid ester and an aromatic hydroxy compound, as well as a composition for transfer or storage of carbamic acid ester comprising the carbamic acid ester and the specific aromatic hydroxy compound.
本发明的目的是提供一种异氰酸酯生产工艺,该工艺不使用光气,使用含有氨基甲酸酯和芳香羟基化合物的组合物生产异氰酸酯,避免了先前技术中出现的各种问题,以及一种用于转移或储存氨基甲酸酯的氨基甲酸酯组合物。本发明揭示了一种包括特定步骤并使用含有氨基甲酸酯和芳香羟基化合物的组合物的异氰酸酯生产工艺,以及用于转移或储存氨基甲酸酯的组合物,包括氨基甲酸酯和特定的芳香羟基化合物。