Process of decoration of powder coated substrates

Process of decoration of powder coated substrates

  • CN 101,878,119 A
  • Filed: 11/24/2008
  • Published: 11/03/2010
  • Est. Priority Date: 11/30/2007
  • Status: Active Application
First Claim
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1. the method that the substrate of powder coated is decorated said method comprising the steps of:

  • (a) handle the substrate surface that will apply;

    (b) powder paint compositions is coated on the substrate surface of described processing and solidifies described powder paint compositions;

    And(c) cover the powdery paints of described curing with the carrier that comprises ornament, and described ornament transferred on the substrate surface of described coating by heating,Wherein use powder paint compositions, described powder paint compositions comprises(A) at least a mylar A of 30 to 80 weight % and the mixture of at least a mylar B, described at least a mylar A has the glass transition temperature Tg of hydroxyl value in 30 to the 60mg KOH/g scopes, the weight-average molar mass Mn in 3100 to 5000 scopes and 40 to 60 ℃

    , and described at least a mylar B has the hydroxyl value in 250 to the 350mg KOH/g scopes, the weight-average molar mass Mn in 2000 to 3000 scopes;

    (B) at least a curing agent that is selected from vulcabond, PIC and urea diketone of 10 to 40 weight %;

    And(C) at least a coating additive, pigment and/or the filler of 0.01 to 40 weight %, described percentage by weight is by the gross weight of described powder paint compositions, and the transfer of wherein being undertaken by heating is carried out in the temperature range between 160 ℃ and

    220 ℃

    .

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