Scale inhibitors

Compositions comprising (a) diethylenetriaminopenta(methylenephosphonic acid) or an alkali metal salt thereof and (b) aminotri(methylenephosphonic acid) or an alkali metal salt thereof wherein the amount of (b) is from 5 to 70% of the total weight of (a) and (b) are effective stabilizers against pre...

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Bibliographische Detailangaben
1. Verfasser: MAY, BRONISLAV H
Format: Patent
Sprache:eng
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Zusammenfassung:Compositions comprising (a) diethylenetriaminopenta(methylenephosphonic acid) or an alkali metal salt thereof and (b) aminotri(methylenephosphonic acid) or an alkali metal salt thereof wherein the amount of (b) is from 5 to 70% of the total weight of (a) and (b) are effective stabilizers against precipitation and scaling of alkaline solutions containing potentially scale-forming components.