Reduce the method for emissions of polyurethane foam

Reduce the method for emissions of polyurethane foam

  • CN 101,613,447 A
  • Filed: 06/26/2009
  • Published: 12/30/2009
  • Est. Priority Date: 06/28/2008
  • Status: Active Application
First Claim
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1. method of producing the polyurethane foam of low formaldehyde emissions, described method comprises makes following raw material reactionThe A1 molecular weight is 400 to 15,000 and contains compound to the activated hydrogen atom of isocyanic ester;

  • A2 randomly, molecular weight is 62 to 399 and contains compound to the activated hydrogen atom of isocyanic ester;

    A3 water and/or pneumatogen;

    A4 randomly, auxiliary substance and additive;

    A5 contains the compound of at least one carbonamido and an itrile group;

    WithB vulcabond or polymeric polyisocyanate.

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