| abstract |
The present invention provides an effective forming composition comprising two precipitating formators, which are (a) an alkali metal carbonate, and (b) an alkali metal silicate; calcium carbonate; and a training intensifier. This intensifier is a compound capable of precipitating magnesium ions from hard water selected from the group comprising oxides or hydroxides of alkaline or alkaline earth metals and aluminate, cincato or alkali metal titanate. |