Low density acoustical panels

Low density acoustical panels

  • CN 104,727,509 A
  • Filed: 12/16/2014
  • Published: 06/24/2015
  • Est. Priority Date: 12/24/2013
  • Status: Active Application
First Claim
Patent Images

1. a sound insulation substrate, it comprises:

  • The crimp bicomponent fibers of about 5 to about 25 % by weight;

    WithThe inorfil batts of about 75 to about 95 % by weight.

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