Patent · US Active

Method for the production of water absorbing polymers

US8592516B2 · kind B2 · utility

4Cited by

5References

21Claims

0Family size

Assignee

BASF SE

Inventors

Matthias Weismantel · Bad Orb, DE
Stefan Bruhns · Mannheim, DE
Dominicus van Esbroeck · Nanjing, CN

Key dates

Filing date	Mar 23, 2006
Grant date	Nov 26, 2013
Priority date	—
Expiry date	Feb 8, 2029

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF26B21/06
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A process for producing a water-absorbing polymer by polymerizing a monomer solution and drying the resulting hydrogel by means of a heated gas stream comprises

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