Process for producing water-absorbing polymer particles with high free swell rate

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United States of America Patent

PATENT NO 9833769
SERIAL NO

13365807

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Abstract

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The invention relates to a process for producing water-absorbing polymer particles with high free swell rate, comprising the steps of polymerization, drying, grinding, classification and thermal surface postcrosslinking, remoisturization and drying again.

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Patent Owner(s)

Patent OwnerAddress
BASF SE67056 LUDWIGSHAFEN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Braig, Volker Weinheim-Lützelsachsen, DE 32 286
Daniel, Thomas Waldsee, DE 192 4772
Karim, Asif Mannheim, DE 7 24

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