Method of texturing silicon wafer for fabricating solar cells

Method of texturing silicon wafer for fabricating solar cells

  • CN 101,507,000 B
  • Filed: 07/12/2007
  • Issued: 02/26/2014
  • Est. Priority Date: 08/19/2006
  • Status: Active Grant
First Claim
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1. what be used for producing solar cell makes the textured method of silicon wafer, and it comprises the following steps:

  • Silicon wafer is put into moisture texturing Treatment Solution, and the temperature of described texturing Treatment Solution is at least 80 ℃

    , and described texturing Treatment Solution comprises;

    Percentage by weight is the one in 1%~

    6% KOH and the percentage by weight NaOH that is 2%~

    8%;

    AndPercentage by weight is at least 0.00015% and be less than 0.005% surfactant and percentage by weight at least 0.00015% and be less than the one in 0.005% surfactant mixture.

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