Method of forming a web from fibrous material

Method of forming a web from fibrous material

  • CN 105,229,214 B
  • Filed: 03/14/2014
  • Issued: 01/03/2020
  • Est. Priority Date: 09/30/2011
  • Status: Active Grant
First Claim
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1. A method for forming a layered mat of glass fibers, the method comprising:

  • forming glass fibers from the molten glass;

    coating or partially coating the glass fibers with a lubricating material that does not bind the glass fibers together;

    forming a binderless web from the coated or partially coated glass fibers;

    overlapping the binderless web to form a layered pack of glass fibers comprising folded edges of the binderless web; and

    entangling the glass fibers in the layered mats;

    wherein the glass fibers have a diameter in the range of 3.56 to 6.35 micrometers; and

    isWherein the glass fibers have a length in the range of 2.54 centimeters to 12.7 centimeters.

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