Title:
METHOD FOR PRODUCTION OF ISOCYANATE USING COMPOSITION COMPRISING CARBAMIC ACID ESTER AND AROMATIC HYDROXY COMPOUND, AND COMPOSITION FOR TRANSPORT OR STORAGE OF CARBAMIC ACID ESTER
Document Type and Number:
Japanese Patent JP2012097123
Kind Code:
A
Abstract:
To provide a method for producing an isocyanate by using a composition comprising a carbamic acid ester and an aromatic hydroxy compound, which does not need to use any phosgene and does not have various problems like those in a conventional method for the production of an isocyanate; and a carbamic acid ester composition for the transport or storage of a carbamic acid ester.
Disclosed are: a method for producing an isocyanate, which involves a specific step and uses a composition comprising a carbamic acid ester and a specific aromatic hydroxy compound; and a composition for the transport or storage of a carbamic acid ester, which comprises a carbamic acid ester and a specific aromatic hydroxy compound.
Inventors:
SHINOHATA MASAAKI
MIYAKE NOBUTOSHI
MIYAKE NOBUTOSHI
Application Number:
JP2012037847A
Publication Date:
May 24, 2012
Filing Date:
February 23, 2012
Export Citation:
Assignee:
ASAHI KASEI CHEMICALS CORP
International Classes:
C07C271/20; C07C271/24; C07C271/28; C07C39/06; C07C39/07; C07C39/15; C07C43/23; C07C263/04; C07C265/14
Domestic Patent References:
| JPS5665858A | 1981-06-03 | |||
| JPS57159752A | 1982-10-01 | |||
| JPH0987239A | 1997-03-31 | |||
| JP2003525267A | 2003-08-26 | |||
| JP2004244349A | 2004-09-02 |
Attorney, Agent or Firm:
Yoshiyuki Inaba
Toshifumi Onuki
Kazuhiko Naito
Toshifumi Onuki
Kazuhiko Naito