Anticaking agent for iron and steel slag

Details Anticaking agent for iron and steel slag Anticaking agent for iron and steel slag

2011-05-10

2011-05-10

Eashoo, Mark (Department: 1767)

Compositions

Preservative agents

Anti-caking, separative or protective coatings or zones

Reexamination Certificate

active

07938985

ABSTRACT:
An anticaking agent for an iron and steel slag contains (A) at least one member selected from the group consisting of a phosphonic acid derivative and a salt thereof and (B) at least one member selected from the group consisting of an aliphatic hydroxycarboxylic acid and a salt thereof, at a mixing ratio (A)/(B) of the at least one member selected from the group consisting of a phosphonic acid derivative and a salt thereof (A) to the at least one member selected from the group consisting of an aliphatic hydroxycarboxylic acid and a salt thereof (B) of from 95/5 to 5/95 by mass, and the anticaking agent for an iron and steel slag may further contain (C) a sugar alcohol, thereby providing further high synergistic effect on anticaking capability.

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