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Title:
METHOD FOR PRODUCING (METH)ACRYLIC ACID POLYMER
Document Type and Number:
Japanese Patent JP2007246917
Kind Code:
A
Abstract:

To economically produce a (meth)acrylic acid polymer in high efficiency.

The (meth)acrylic acid polymer is produced by keeping the dissolved oxygen concentration to ≤20 ppm in a reaction solution and a dropping solution.

COPYRIGHT: (C)2007,JPO&INPIT


Inventors:
YURUGI KEIJI
IZUMI HIROKO
Application Number:
JP2007138323A
Publication Date:
September 27, 2007
Filing Date:
May 24, 2007
Export Citation:
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Assignee:
NIPPON CATALYTIC CHEM IND
International Classes:
C08F2/04; C08F20/26
Domestic Patent References:
JP2001031722A2001-02-06
JPH0987305A1997-03-31
JP2001328962A2001-11-27
JPH06211942A1994-08-02
Attorney, Agent or Firm:
Yasuo Yasutomi
Takanori Tamai



 
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