Title:
アミン含有セメント処理用添加剤
Document Type and Number:
Japanese Patent JP2006515826
Kind Code:
A
Abstract:
An exemplary method of the invention comprises introducing into a grinding mill, wherein cement clinker is ground to provide cement powder, a diamine such as tetrahydroxylethylethylene diamine, and an alkanolamine such as triethanolamine or triisopropanolamine. The combination of the diamine and alkanolamine provides superior grinding efficiency compared to diamine or alkanolamine added separately.
Inventors:
The Jardine, Leslie A
Application Number:
JP2004543119A
Publication Date:
June 08, 2006
Filing Date:
October 02, 2003
Export Citation:
Assignee:
W. R. Grace and Company-Connecticut
International Classes:
C04B24/12; C04B7/52; C04B24/02; C04B28/02; C04B40/00
Domestic Patent References:
| JPS59199562A | 1984-11-12 |
Attorney, Agent or Firm:
Heikichi Odashima