Method for producing water-absorbing polymer particles by polymerizing droplets of a monomer solution

Method for producing water-absorbing polymer particles by polymerizing droplets of a monomer solution

  • CN 101,489,597 A
  • Filed: 07/12/2007
  • Published: 07/22/2009
  • Est. Priority Date: 07/19/2006
  • Status: Active Application
First Claim
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1. method that the microdroplet by polymerization single polymerization monomer solution is produced water-absorbing polymeric particles, described monomer solution comprises:

  • A) at least a water solublity olefinic unsaturated monomer,B) need, cross-linking agent,C) at least a initiator,D) at least a other initiator andE) water,Initiator c wherein) be peroxide and initiator c except that persulfate) and initiator d) mol ratio be at least 1;

    8.

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