COATED IRON SULPHATE PARTICLES AND THEIR USE IN THE PREPARATION OF CEMENTS
摘要
The invention relates to a cement comprising coated particles, the said coated particles comprising: (a) a core comprising iron sulphate and/or tin sulphate and/or manganese sulphate; and (b) a shell comprising alginic acid or a derivative thereof.
申请公布号
WO2007080286(A3)
申请公布日期
2007.12.06
申请号
WO2006FR02759
申请日期
2006.12.15
申请人
LAFARGE;MORIN, VINCENT;DEBEGNAC, HELENE;BIOSA, MARC