Patent · US Expired

Aqueous antifoaming emulsions

US4009119A · kind A · utility

25Cited by

8References

5Claims

0Family size

Assignee

Badische Anilin- & Soda-Fabrik Aktiengesellschaft

Inventors

Franz Poschmann
Wolfram Bergold · Heidelberg, DE

Key dates

Filing date	Mar 20, 1975
Grant date	Feb 22, 1977
Priority date	—
Expiry date	Mar 20, 1995

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D19/0404
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

Aqueous antifoaming emulsions based on fatty alcohols, fatty acid esters, optionally paraffins and free fatty acids, and emulsifiers, in which the average particle size of the emulsified water-insoluble portions is from 4 to 9 .mu..

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.