Patent · US Expired

Aqueous preparation treatment of mineral building materials

US6284834A · kind A · utility

7Cited by

12References

17Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Stephan Kirchmeyer · Leverkusen, DE
Markus Mechtel · Neunburg vorm Wald, DE
Karl-Heinz Kasler · Bensberg, DE

Key dates

Filing date	May 24, 1999
Grant date	Sep 4, 2001
Priority date	—
Expiry date	May 24, 2019

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC04B2111/25
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

The present invention relates to novel aqueous preparations for the treatment of mineral building materials containing (I) an aqueous emulsion of at least one polyfunctional carbosilane and/or carbosiloxane (A) and/or the (partial) condensation product thereof, (II) an emulsion of at least one organo(poly)siloxane (B), (III) at least one organic polymer (C) dispersible or emulsified in water, (IV) inorganic nanoparticles (D) dispersed or dispersible in water, and (V) optionally other additives (E).

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