Method for texturing silicon wafers, treatment liquid...

Details Method for texturing silicon wafers, treatment liquid... Method for texturing silicon wafers, treatment liquid...

H - Electricity

01

L

H01L 31/0236 (2006.01) H01L 31/18 (2006.01)

Patent

CA 2754380

In a method for the treatment of silicon wafers in the production of solar cells, a treatment liquid is applied to the surface of the silicon wafers for the purpose of texturization thereof. The treatment liquid contains, as additive, ethyl hexanol or cyclohexanol in an amount ranging from 0.5 % to 3 %, by weight.

Lors d'un procédé de traitement de plaquettes de silicium destiné à produire des cellules solaires, un liquide de traitement est appliqué sur la surface de la plaquette pour la texturer. Le liquide de traitement selon l'invention comprend entre 0,5% et 3% en poids d'éthylhexanol ou de cyclohexanol utilisé en tant qu'additif.

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