Patent · US Active

Use of copolymers containing alkylene oxide units as an additive to aqueous systems

US7960455B2 · kind B2 · utility

2Cited by

5References

20Claims

0Family size

Assignee

BASF SE

Inventors

Stephan Nied · Hamburg, DE
Karl-Heinz Buechner · Ottersheim, DE
Marcus Guzmann · Bad Windsheim, DE

Key dates

Filing date	Jun 14, 2006
Grant date	Jun 14, 2011
Priority date	—
Expiry date	Mar 5, 2028

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC02F2303/20
WIPO fieldFood chemistry
WIPO sectorChemistry

Abstract

Use of copolymers comprising alkylene oxide units, which copolymers comprise incorporated randomly or blockwise by polymerization as additive to phosphate- and/or phosphonate-comprising aqueous systems in industrial technical plants.

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