Anti-flammability sheet material or anti-flammability film and the product and its manufacturing method for using the sheet material or film

Anti-flammability sheet material or anti-flammability film and the product and its manufacturing method for using the sheet material or film

  • CN 105,324,421 B
  • Filed: 06/18/2014
  • Issued: 09/03/2019
  • Est. Priority Date: 06/26/2013
  • Status: Active Grant
First Claim
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1. a kind of anti-flammability sheet material or anti-flammability film, it is characterised in that:

  • It is the sheet material or film of the 0.01~0.25mm of thickness formed by poly carbonate resin composition,In the poly carbonate resin composition, relative to 100 mass parts of polycarbonate resin, containing 7~30 mass parts of fire retardant,The fire retardant includes phosphorus flame retardant shown in the following general formula (1), (2) or (3),The thickness distribution in the direction (TD direction) vertical with resin flow direction when molding of the sheet material or film is controlled inWithin ±

    the 10% of average thickness,The test film with a thickness of 0.01~0.25mm of the sheet material or film is VTM-0 or VTM- based on the anti-flammability of UL94 standard1,

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