Patent · US Active

Amphiphilic graft polymers based on polyalkylene oxides and vinyl esters

US8519060B2 · kind B2 · utility

3Cited by

4References

6Claims

0Family size

Assignee

BASF SE

Inventors

Dieter Boeckh · Schifferstadt, DE
Lidcay Herrera Taboada · Barcelona, ES
Asimina Kavarnou-Seiler · Griesheim, DE
Gerd Konrad · Speyer, DE
Birgit Reinhard · Schifferstadt, DE
Arturo Luis Casado Dominguez · Paracuellos de Jarama, ES
James Lee Danziger · Mason, US
Frank Huelskoetter · Bad Dürkheim, DE

Key dates

Filing date	May 29, 2007
Grant date	Aug 27, 2013
Priority date	—
Expiry date	Nov 10, 2028

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D3/3788
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Amphiphilic graft polymers based on water-soluble polyalkylene oxides (A) as a graft base and side chains formed by polymerization of a vinyl ester component (B), said polymers having an average of ≦1 graft site per 50 alkylene oxide units and mean molar masses Mw of from 3000 to 100 000.

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