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Coating compositions that transmit infrared radiation and exhibit color stability and related coating systems

  • US 9,057,835 B2
  • Filed: 06/06/2011
  • Issued: 06/16/2015
  • Est. Priority Date: 06/06/2011
  • Status: Active Grant
First Claim
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1. A coating composition comprising:

  • (a) film-forming resinous binder;

    (b) a first visibly absorbing infrared transparent low haze pigment,wherein the first visibly absorbing infrared transparent low haze pigment has an average primary particle size of no more than 100 nanometers; and

    (c) a second visibly absorbing infrared transparent high haze pigment different from the first visibly absorbing infrared transparent low haze pigment,wherein the second visibly absorbing infrared transparent high haze pigment has an average primary particle size of at least 200 nanometers, andwherein a cured coating deposited from the composition;

    (i) has a jetness of at least 240, and(ii) exhibits a color change of no more than 1Δ

    E unit after 3000 hours of QUV durability testing.

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