Propane-1,3-diphosphonic acids for conditioning water

Details Propane-1,3-diphosphonic acids for conditioning water Propane-1,3-diphosphonic acids for conditioning water

1979-02-28

1981-01-20

Hruskoci, Peter A.

Liquid purification or separation

Processes

Preventing, decreasing, or delaying precipitation,...

252180, 252389A, 422 15, C02F 514

Patent

active

042461030

ABSTRACT:
Water is conditioned by adding thereto a corrosion-inhibiting, concretion inhibiting, precipitation retarding, deflocculating, dispersing or fluidifying amount of an acid of the formula ##STR1## in which R.sup.1 and R.sup.2, independently of one another, represent hydrogen where a or b=1, or where a or b=0 represent an optionally substituted alkyl radical with 1-8 carbon atoms or an optionally substituted phenyl radical,

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