Patent · US Active

Defoamer compositions

US7566750B2 · kind B2 · utility

6Cited by

2References

19Claims

0Family size

Assignee

Wacker Chemie AG · DE

Inventors

Holger Rautschek · Großenhain, DE
Robert Schroeck · Altötting, DE

Key dates

Filing date	Jan 9, 2006
Grant date	Jul 28, 2009
Priority date	—
Expiry date	Jun 9, 2027

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G77/18
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

Effective defoamers prepared without employing difficulty handable catalysts, contain an organopolysiloxane, a filler, and a very minor amount of water.

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