The fibrillated weatherproof webs having network structure fleece, by its supatex fabric made and their production technology

The fibrillated weatherproof webs having network structure fleece, by its supatex fabric made and their production technology

  • CN 1,042,508 A
  • Filed: 11/09/1989
  • Published: 05/30/1990
  • Est. Priority Date: 11/09/1988
  • Status: Abandoned Application
First Claim
Patent Images

1. , a kind of fibrillation weatherability network structure fleece, comprising a kind of multilayer complex films, this film has at least two-layer, one deck is the ground floor (I) that is squeezed out by first kind of thermoplastic resin, another layer is the second layer (II) that is squeezed out by second kind of thermoplastic resin, the fusing point of second kind of resin low than first kind, and contain the photostabilizer of 300ppm at least, above-mentioned film defines at its some slits vertical and that form in a lateral direction, and in 1.1 to 15 times draw ratio scope, carried out directed, also randomly vertical or be diagonal on the direction of orientation axes with the film expansion, and heat setting subsequently.

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