Mold for forming glass and method for forming glass
AssigneeAsahi Glass Company, Limited
InventorsYutaka Segawa, Toshihiro Ohashi
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Abstract
A mold for forming glass, which comprises a mold body made of stainless steel and having a mold surface comprising a sidewall portion and a face portion continuous from the sidewall portion, a coating film of ductile material formed on the sidewall portion, and a coating film of high hardness material having oxidation resistance, formed on the face portion.
Claims10
A mold for forming a glass panel for a cathode ray tube, which comprises a mold body made of stainless steel and having a mold surface comprising a sidewall portion and a face portion continuous from the sidewall portion, a coating film of ductile material having a nickel or cobalt content of at least 40 wt % formed on the sidewall portion, and a coating film of high hardness material having oxidation resistance, formed on the face portion.
A method for forming a glass panel for a cathode ray tube, which comprises forming a glass panel with a mold body made of stainless steel and having a mold surface comprising a sidewall portion and a face portion continuous from the sidewall portion, a coating film of ductile material having a nickel or cobalt content of at least 40 wt % formed on the sidewall portion, and a coating film of high hardness material having oxidation resistance, formed on the face portion.
Dependencies are inferred from the claim text.