PREPARATION OF AROMATIC ISOCYANATE TYPE COMPOUND IN GASEOUS PHASE

Title:

PREPARATION OF AROMATIC ISOCYANATE TYPE COMPOUND IN GASEOUS PHASE

Document Type and Number:

Japanese Patent JPH06192205

Kind Code:

A

Abstract:

PURPOSE: To provide the method for preparing aromatic compds. substd. by at least two isocyanate groups.

CONSTITUTION: This method is characterized that at least one kind of compd. (A) bearing at least two prim. amine functional groups and at least one aromatic unit is brought into contact with phosgen in a gaseous phase, and a reactor for proceeding contact of these reaction components is provided with no active mechanical stirrer.

Inventors:

FUAUUJI JIYUURAKU
DONI RUBURAN
PASUKARU BAKIYU

Application Number:

JP28029693A

Publication Date:

July 12, 1994

Filing Date:

October 14, 1993

Export Citation:

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Assignee:

RHONE POULENC CHIMIE

International Classes:

C07C263/10; C07C265/14; (IPC1-7): C07C265/14; C07C263/10

Domestic Patent References:

JP29000425A
JPH05139885A	1993-06-08

Attorney, Agent or Firm:

Motohiro Kurauchi (1 outside)

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