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Articles with lamination transfer films having engineered voids

  • US 9,731,473 B2
  • Filed: 07/11/2016
  • Issued: 08/15/2017
  • Est. Priority Date: 01/20/2014
  • Status: Active Grant
First Claim
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1. An article comprising:

  • a substrate; and

    a transfer film laminated to the substrate, wherein the transfer film comprises;

    a sacrificial template layer having a first surface and a second surface having a structured surface opposite the first surface;

    a thermally stable backfill layer conforming to the structured surface of the sacrificial template layer;

    wherein a portion of the sacrificial template layer proximate the first surface has a greater concentration of a thermally stable molecular species than a portion of the sacrificial template layer proximate the second surface.

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