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Patent Searching and Data


Title:
STABILIZER-CONTAINING ORGANIC POLYISOCYANATE COMPOSITION AND STABILIZER COMPOSITION FOR ORGANIC POLYISOCYANATE
Document Type and Number:
Japanese Patent JP2005047854
Kind Code:
A
Abstract:

To provide an organic polyisocyanate composition containing a specific phenolic compound, to provide a stabilizer composition for organic polyisocyanate comprising the specific phenolic compound and an organic phosphite, more specifically, to provide the organic polyisocyanate composition effectively prevented from discoloration, and to provide the stabilizer composition capable of preventing an organic polyisocyanate from discoloration.

The organic polyisocyanate composition comprises an organic polyisocyanate compound and a specific hindered phenolic compound. The stabilizer composition for organic polyisocyanate comprises the specific hindered phenolic compound and the organic phosphite. Thus, discoloration of the organic polyisocyanate composition can effectively be prevented even without using BHT(butylated hydroxytoluene), and among others, the new organic polyisocyanate composition with high storage stability at high temperatures can be provided.


Inventors:
YOSHIDA TSUTOMU
ENUMA KEIJI
SASAKI SUKEAKI
Application Number:
JP2003281867A
Publication Date:
February 24, 2005
Filing Date:
July 29, 2003
Export Citation:
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Assignee:
MITSUI TAKEDA CHEMICALS INC
International Classes:
C07C265/14; C07C263/18; C08G18/70; (IPC1-7): C07C265/14; C07C263/18
Attorney, Agent or Firm:
Shunichiro Suzuki
Koji Makimura
Chihata Takahata
Toru Suzuki