Process for producing superabsorbents

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12220686
APP PUB NO 20210402370A1
SERIAL NO

17289287

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Abstract

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The invention relates to a process for producing superabsorbent polymer particles, comprising polymerization of a monomer solution, wherein the monomer solution comprises partly neutralized acrylic acid formed by continuous mixing of acrylic acid and an aqueous solution of a base, the apparatus for preparing the partly neutralized acrylic acid comprises a vessel (B), and the feed line to vessel (B) ends inside vessel (B) below the liquid Level of the partly neutralized acrylic acid.

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Patent Owner(s)

  • BASF SE

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
De, Kaey Ronny Antwerp, BE 18 74
Funk, Ruediger Ludwigshafen, DE 13 2
Peterson, Monte Alan Freeport, US 10 11
Possemiers, Karl Antwerp, BE 15 8
Schroeder, Juergen Ludwigshafen, DE 49 449
Weismantel, Matthias Ludwigshafen, DE 135 2701

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