Patent · US Active

Process for producing water-absorbing polymer particles with improved blood absorbance by polymerizing droplets of a monomer solution

US8399585B2 · kind B2 · utility

1Cited by

3References

9Claims

0Family size

Assignee

BASF SE

Inventors

Francisco Javier Lopez Villanueva · Schifferstadt, DE
Markus Linsenbühler · Heidelberg, DE
Rainer Dobrawa · Stuttgart, DE
Bernd Siegel · Ludwigshafen, DE
Matthias Weismantel · Bad Orb, DE

Key dates

Filing date	Aug 23, 2010
Grant date	Mar 19, 2013
Priority date	—
Expiry date	Oct 14, 2030

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F222/103
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A process for producing water-absorbing polymer particles with improved blood absorbence by polymerizing droplets of a monomer solution in a surrounding gas phase, wherein the monomer solution comprises a surfactant.

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