Title:
シリカ系汚れの付着防止剤及び付着防止方法
Document Type and Number:
Japanese Patent JP4654644
Kind Code:
B2
Abstract:
A silica fouling inhibitor which comprises either a copolymer having (meth)acrylic acid units and monomer units having a sulfo group, the proportion of the monomer units having a sulfo group exceeding 10 mol%, or a copolymer having carboxy and sulfo groups, the sulfo group/carboxy group molar ratio being 0.15-2.0; and a method of preventing silica fouling, characterized by adding either of the copolymers to circulating water. Use of the silica fouling inhibitor is effective in preventing silica fouling in a cooling water system, etc.
More Like This:
| WO/2013/038933 | WATER TREATMENT METHOD |
| WO/1991/006511 | POLYVINYL SULFONATE SCALE INHIBITOR |
Inventors:
Tomo Kato
Nishida Ikuko
Nishida Ikuko
Application Number:
JP2004276646A
Publication Date:
March 23, 2011
Filing Date:
September 24, 2004
Export Citation:
Assignee:
Kurita Water Industries Ltd.
International Classes:
C02F5/10; C02F5/00; C08F212/14; C08F220/04; C08F220/58; C08F228/02; F28F19/01
Domestic Patent References:
| JP4022499A | ||||
| JP3055815B2 | ||||
| JP2004068080A | ||||
| JP2002294273A |
Attorney, Agent or Firm:
Mitsuru Uchiyama