Patent · US Expired

Alkoxylates that are stable in alkalis

US7494966B2 · kind B2 · utility

1Cited by

7References

20Claims

0Family size

Assignee

BASF SE

Inventors

Ralf Noerenberg · Büttelborn, DE
Ulrich Annen · Nümbrecht, DE

Key dates

Filing date	Sep 6, 2004
Grant date	Feb 24, 2009
Priority date	—
Expiry date	Apr 23, 2025

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D1/721
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A description is given of an alkanol-free alkoxylate of the general formula (I)CnH2n+1O(A)x(B)yR (I)

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