Title:
カルバミン酸エステルおよび芳香族ヒドロキシ化合物を含む組成物を用いるイソシアネートの製造方法、ならびにカルバミン酸エステル移送用および貯蔵用組成物
Document Type and Number:
Japanese Patent JP4958971
Kind Code:
B2
Abstract:
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.
Inventors:
Shinohata Masaaki
Nobuhisa Miyake
Nobuhisa Miyake
Application Number:
JP2009507484A
Publication Date:
June 20, 2012
Filing Date:
March 26, 2008
Export Citation:
Assignee:
Asahi Kasei Chemicals Corporation
International Classes:
C07C263/04; C07C39/06; C07C39/07; C07C39/15; C07C43/23; C07C265/14; C07C271/12; C07C271/24; C07C271/28
Domestic Patent References:
| JPH0987239A | 1997-03-31 |
Attorney, Agent or Firm:
Yoshiyuki Inaba
Toshifumi Onuki
Kazuhiko Naito
Toshifumi Onuki
Kazuhiko Naito