Patent · US Expired

Aqueous creams of organosilicon compounds

US6492459B1 · kind B1 · utility

3Cited by

9References

20Claims

0Family size

Assignee

Wacker Chemie AG · DE

Inventors

Rudolf Hager · Altötting, DE
Hans Mayer · Frankfurt am Main, DE
Marianne Kreuzpointner · Neuötting, DE
Sandra Huber · Oberndorf bei Salzburg, AT

Key dates

Filing date	Jul 19, 2001
Grant date	Dec 10, 2002
Priority date	—
Expiry date	Jul 19, 2021

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC04B41/4961
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

The invention relates to a stable aqueous cream consisting of the following components: (A), which is selected from (A1) C1-C20-alkyl-C2-C6-alkoxysilanes and (A2) organopolysiloxane containing alkoxy groups; (C) an emulsifier; and (D) an organic solvent. The stable aqueous cream is suitable for the hydrophobic impregnation or priming of mineral building materials.

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