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Patent Searching and Data


Title:
NOVEL POLYMERIZATION METHOD
Document Type and Number:
Japanese Patent JP2001172310
Kind Code:
A
Abstract:

To provide a novel polymerization method wherein polymerization of a monomer is performed efficiently in a short time in an aqueous medium and residual monomer content can be reduced.

The novel polymerization method comprises initiating polymerization reaction in the presence of 2,2'-azobis(N-hydroxyalkyl)-2-substituted amidine compound in an aqueous medium and continuing polymerization by raising temperature of the polymerization reaction before completion of the reaction.


Inventors:
SHIRAKI KAZUO
ITO TOSHIYASU
MATSUOKA NORIAKI
Application Number:
JP35792699A
Publication Date:
June 26, 2001
Filing Date:
December 16, 1999
Export Citation:
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Assignee:
WAKO PURE CHEM IND LTD
International Classes:
C07C245/04; C08F2/10; C08F4/04; (IPC1-7): C08F4/04; C08F2/10