Solar glass requires antimony

Does solar glass contain antimony?

However, the composition of solar glass varies, especially concerning antimony (Sb) content, depending on the production method. Antimony is used to enhance the performance of patterned solar glass but introduces environmental and health concerns, complicating recycling efforts.

Can antimony be found in glass?

Antimony is not present in common glasses, such as: Normal window glass; glass bottles; drinking glasses; or glass lamps etc. Antimony in glass was recommended by EU RoHS recast committee to be banned in EU.

Should PV module manufacturers be required to disclose antimony compounds?

To address these challenges, the ESIA Recommendation paper suggests that the European Union should consider mandating PV module manufacturers under the upcoming Ecodesign regulations to disclose the composition and manufacturing process of solar glass, including additives like antimony compounds.

What happens if antimony is in glass?

Antimony-containing glass can lead to undesirable interactions with the manufacturing process, affecting quality and emissions.