Back to results
US 2010/0133415 A1Published application
Coating composition for a mould
AssigneeElkem Solar AS
InventorsRagnar Tronstad, Erik Enebakk
Life of this patent
Estimating the term…
Abstract
A coating system for a mould for the directional solidification of silicon. The coating is applied as an aqueous slurry of silicon nitride particle, carbon black and microsilica.
Claims35
A coating composition for a mould for the directional solidification of silicon, which comprises silicon nitride particles, a source of carbon and an oxide and/or silicon powder.
Dependencies are inferred from the claim text.