Preparation process of modified chlorinated polyethylene for rubber plastic material

Preparation process of modified chlorinated polyethylene for rubber plastic material

  • CN 105,504,172 A
  • Filed: 12/23/2015
  • Published: 04/20/2016
  • Est. Priority Date: 12/23/2015
  • Status: Active Application
First Claim
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1. , for a preparation technology for the modified chlorinated polyethylene of rubber-plastics material, by universal chlorinatedpolyethylene is carried out graft modification, obtain modified chlorinated polyethylene, it is characterized in that:

  • comprise the following steps;

    A, swelling treatment;

    universal chlorinatedpolyethylene and initiator, grafted monomer, swelling agent and deionized water are joined in reactor in proportion and carries out swelling treatment;

    B, dispersion treatment;

    under whipped state, add deionized water to the product obtained after steps A swelling treatment and dispersion agent carries out dispersion treatment, then pass into nitrogen wherein, temperature reaction, obtain modified chlorinated polyethylene crude product;

    C, purification process;

    the modified chlorinated polyethylene crude product obtained by step B carries out extracting, then the product after extracting is dried to constant weight, obtains modified chlorinated polyethylene.

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