Title:
ナトリウムイオン及びカルシウムイオンで中和された分子量分布が狭いアクリル酸ポリマー
Document Type and Number:
Japanese Patent JP7139322
Kind Code:
B2
Abstract:
An acrylic acid polymer having a weight average molecular weight Mw in the range from 3500 to 2000 g/mol and a polydispersity index Mw/Mn≤2.5, wherein 30% to 60% of the acid groups of the acrylic acid polymers have been neutralized with calcium ions, 30% to 70% of the acrylic acid polymers have been neutralized with sodium ions and 0% to 10% of the acid groups of the acrylic acid polymers have not been neutralized.
Inventors:
Reifelt, Ferdinand
Fessenbecker, Achim
Henkes, Steffen
Boldignon, Massimiliano
Curcar-Sibert, Vandana
Salvus, Laszlo
Ton, Chin Fong
Fessenbecker, Achim
Henkes, Steffen
Boldignon, Massimiliano
Curcar-Sibert, Vandana
Salvus, Laszlo
Ton, Chin Fong
Application Number:
JP2019522798A
Publication Date:
September 20, 2022
Filing Date:
October 24, 2017
Export Citation:
Assignee:
BASF SE
International Classes:
C08F8/44; C08F20/06
Domestic Patent References:
| JP2006509053A | ||||
| JP2014509337A | ||||
| JP2014516363A | ||||
| JP2000080396A | ||||
| JP2009522189A |
Foreign References:
| US20070179262 |
Attorney, Agent or Firm:
Hiraki International Patent Office