Title:
WATER-SOLUBLE COPOLYMER AND COMPOSITION FOR SCALE PREVENTION
Document Type and Number:
Japanese Patent JP2009051883
Kind Code:
A
Abstract:
To obtain a water-soluble copolymer that has excellent scale prevention effect, especially exhibits extremely excellent scale prevention effect on silica-based scale formation.
The water-soluble copolymer is obtained by copolymerizing (a) a (meth)acrylic acid (salt) with (b) a sulfonic acid group-containing monomer and (c) at least one monomer selected from the group consisting of N-(2-hydroxyethyl) (meth)acrylamide, N-vinylpyrrolidone and N-vinyl--caprolactam.
Inventors:
SAKIYAMA HIROSHI
SEKO TOMOAKI
BESSHO KEIICHI
SEKO TOMOAKI
BESSHO KEIICHI
Application Number:
JP2007217816A
Publication Date:
March 12, 2009
Filing Date:
August 24, 2007
Export Citation:
Assignee:
JSR CORP
International Classes:
C08F220/06; C02F5/00; C02F5/10; C08F220/58; C08F226/10; C08F228/02
Attorney, Agent or Firm:
Ippei Watanabe
Koji Kikawa
Chongqing Sugano
Koji Kikawa
Chongqing Sugano