Chopped fiberglass laminate for automotive headliners and method of fabrication

  • US 6,291,370 B1
  • Filed: 09/01/1999
  • Issued: 09/18/2001
  • Est. Priority Date: 09/01/1999
  • Status: Expired due to Term
First Claim
Patent Images

1. A laminate containing chopped fiberglass for use in fabricating sound absorbing moldable structures, comprising:

  • a nonwoven scrim of fine denier spunbond polyester fibers having a weight between about 17 to 60 grams per square meter (0.50 to 1.75 ounces per square yard) in the form of a sheet having a front planar surface and a rear planar surface;

    a non-porous thermoplastic barrier film having one corona treated surface disposed on the front surface of the nonwoven scrim with the corona treated surface facing the nonwoven scrim; and

    a layer of chopped fiberglass and thermoplastic adhesive disposed on the front surface of the barrier film.

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