METHOD FOR MAKING A DEFOAMING MIXTURE

METHOD FOR MAKING A DEFOAMING MIXTURE

To prepare a highly effective foam inhibitor mixture consisting of paraffin hydrocarbons, hydrophobicized silica and liquid paraffin hydrocarbons, a finely divided silica is dispersed in paraffin hydrocarbons melting above 40 DEG C. and reacted with alkyl trichlorosilanes wherein the alkyl groups co...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SCHULZ, PAUL, WITTHAUS, MARTIN, WALDMANN, JURGEN
Format: Patent
Sprache:eng ; ger
Schlagworte:
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
TRANSPORTING
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Beschreibung
Zusammenfassung:To prepare a highly effective foam inhibitor mixture consisting of paraffin hydrocarbons, hydrophobicized silica and liquid paraffin hydrocarbons, a finely divided silica is dispersed in paraffin hydrocarbons melting above 40 DEG C. and reacted with alkyl trichlorosilanes wherein the alkyl groups contain from 4 to 22 carbon atoms.