Method for controlling and modifying grain diameter of magnesium hydrate

Method for controlling and modifying grain diameter of magnesium hydrate

  • CN 104,592,790 A
  • Filed: 12/26/2014
  • Published: 05/06/2015
  • Est. Priority Date: 12/27/2013
  • Status: Active Application
First Claim
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1. a method for magnesium hydroxide size controlling and modification, is characterized in that, magnesium hydroxide wet cake and silane modifier, grinding spheroid is joined grinding in controlling wet-type finishing machine and is no less than 20min, obtain modified magnesium hydroxide afterwards through filtration, drying;

  • Wherein, described silane modifier add-on is 0.1 ~ 10wt% of magnesium hydroxide wet cake;

    The filling ratio of described grinding spheroid in described controlling wet-type finishing machine is 50 ~ 80%;

    Described grinding sphere diameter is respectively 3mm, 1mm, 0.5mm, and the quality proportioning between described different grinding spheroid is 1 ~ 5;

    3 ~ 6;

    2 ~ 3.

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