Patent · US Expired

Process for the production of alkoxy-terminated poly-(diorganosiloxanes)

US5196497A · kind A · utility

9Cited by

2References

7Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Wilhelm Weber · Neustadt, DE
Theo Achtenberg · Leverkusen, DE
Karl-Heinz Sockel · Leverkusen, DE
Hans Sattlegger · Odenthal, DE

Key dates

Filing date	Jul 8, 1991
Grant date	Mar 23, 1993
Priority date	—
Expiry date	Jul 8, 2011

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G77/18
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention relates to a process for the production of diorganyloxyorganosilyl- or triorganyloxysilyl-terminated poly(di-organosiloxanes) by reaction of .alpha.,.omega.-dihydroxypoly(diorganosiloxanes) with alkoxysilanes in the presence of catalytically active strong alkali metal bases.

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