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Tin-phosphorus oxyfluoride glasses

  • US 4,314,031 A
  • Filed: 06/17/1980
  • Issued: 02/02/1982
  • Est. Priority Date: 06/17/1980
  • Status: Expired due to Term
First Claim
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1. A glass comprising, in weight percent on an elemental basis as calculated from the batch, about 20-85% Sn, 2-20% P, 3-20% O, 10-36% F, and at least 75% total of Sn+P+O +F.

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