Polyester resin sheet for solar cell, laminate thereof, solar cell backside protection sheet, and module

Polyester resin sheet for solar cell, laminate thereof, solar cell backside protection sheet, and module

  • CN 101,401,217 B
  • Filed: 03/14/2006
  • Issued: 10/13/2010
  • Est. Priority Date: 03/14/2006
  • Status: Active Grant
First Claim
Patent Images

1. used for solar batteries mylar sheet, be that to have number-average molecular weight be the polyester resin layer that forms of the one or more layers of 18500~

  • 40000 use and on this polyester resin layer, have the mylar sheet of the layer of the titanium dioxide more than one deck at least with 5~

    40 weight %, the light transmittance of wavelength 300~

    350nm is 0.005~

    10%, relative reflectance is more than 80% below 105%, and apparent density is 1.37~

    1.65g/cm 3, optical concentration is 0.55~

    3.50, the optical concentration deviation with respect to central value in 20%.

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