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Patches, systems and tapes for preventing oversanding of surfaces

  • US 10,280,338 B2
  • Filed: 02/13/2017
  • Issued: 05/07/2019
  • Est. Priority Date: 02/13/2017
  • Status: Active Grant
First Claim
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1. A fiber matrix comprising:

  • the fiber matrix having a first side and an opposing second side;

    a sandable coating on only and configured to remain above the fiber matrix wherein the sandable coating comprises a first dye;

    wherein the sandable coating provides an indicator above the matrix for preventing sanding of the fibers; and

    ,an adhesive element on at least a portion of the second side of the fiber matrix.

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