Patent · US Active

Aqueous composition comprising [3-(2,3-dihydroxyprop-1-oxy)propyl] silanol oligomers, process for preparation thereof and use thereof

US10266655B2 · kind B2 · utility

0Cited by

3References

12Claims

0Family size

Assignee

EVONIK DEGUSSA GMBH · DE

Inventors

Philipp Albert · Bad Kötzting, DE
Julia Kirberg · Rheinfelden (Baden), DE
Jennifer Schrantz · Rheinfelden (Baden), DE
Eckhard Just · Rheinfelden (Baden), DE

Key dates

Filing date	Dec 8, 2016
Grant date	Apr 23, 2019
Priority date	—
Expiry date	Dec 9, 2036

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G77/16
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention relates to a composition comprising water and a mixture of [3-(2,3-dihydroxyprop-1-oxy)propyl]silanol oligomers and ethers thereof, wherein the proportion of epoxy groups bound within Si compounds which may be present in the composition is not more than 0.05 mol of epoxy groups per mole of Si in the composition.The invention further relates to a particular process for preparing a composition according to the invention and to the use thereof.

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