Title:
イソシアネートの製造方法
Document Type and Number:
Japanese Patent JP2009507059
Kind Code:
A
Abstract:
The present invention relates to a process for preparing isocyanates and an apparatus suitable for this purpose, and also its use. In the process, an amine and phosgene, both in the gas phase, react in the presence of an inert medium. A number, n, of amine streams are reacted with a number, n +1, of phosgene streams in a reactor. The number n is a positive integer of at least 1. All amine and phosgene streams are introduced into the reactor through annular gaps for mixing.
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Inventors:
Andreas Werfeld
Karsten Knesshe
Andreas Dice
Tung-Chi Chen
Torsten Matke
Eckhart Stroefer
Karsten Knesshe
Andreas Dice
Tung-Chi Chen
Torsten Matke
Eckhart Stroefer
Application Number:
JP2008529589A
Publication Date:
February 19, 2009
Filing Date:
August 23, 2006
Export Citation:
Assignee:
BASF SE
International Classes:
C07C263/10; C07C265/14
Domestic Patent References:
JP2005126437A | 2005-05-19 | |||
JP2005510558A | 2005-04-21 | |||
JPS3919361B1 | ||||
JP2005179361A | 2005-07-07 | |||
JP2003104948A | 2003-04-09 | |||
JP2005126437A | 2005-05-19 | |||
JP2005510558A | 2005-04-21 | |||
JPS3919361B1 |
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Hiroshi Sugimoto
Kimihiro Hoshi
Hiroyasu Ninomiya
Einzel Felix-Reinhard
Reinhard Einsel
Toshiomi Yamazaki
Takuya Kuno
Hiroshi Sugimoto
Kimihiro Hoshi
Hiroyasu Ninomiya
Einzel Felix-Reinhard
Reinhard Einsel