Patent · US Active

Method for the production of water-absorbing polymer particles

US8835575B2 · kind B2 · utility

0Cited by

2References

13Claims

0Family size

Assignee

BASF SE

Inventors

Wilfried Heide · Freinsheim, DE
Claus Hechler · Mannheim, DE
Marc Gerardus Nicolas Grimmon · Bergen op Zoom, NL
Filip Mees · Lake Jackson, US
Karl J. Possemiers · Schilde, BE

Key dates

Filing date	Jan 26, 2009
Grant date	Sep 16, 2014
Priority date	—
Expiry date	Sep 15, 2030

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F220/06
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A process for continuously producing water-absorbing polymer particles, wherein the monomer stems from at least two different sources and the monomer from one source differs from the monomer from at least one other source in the content of at least one secondary component.

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