Back to results
US 11,629,091 B2Granted
Transparent, near infrared-shielding glass ceramic
AssigneeCorning Incorporated
InventorsMatthew John Dejneka, Jesse Kohl, Mallanagouda Dyamanagouda Patil
Life of this patent
Estimating the term…
Abstract
Optically transparent glass ceramic materials comprising a glass phase containing and a crystalline tungsten bronze phase comprising nanoparticles and having the formula MxWO3, where M includes at least one H, Li, Na, K, Rb, Cs, Ca, Sr, Ba, Zn, Cu, Ag, Sn, Cd, In, Tl, Pb, Bi, Th, La, Pr, Nd, Sm, Eu, Gd, Dy, Ho, Er, Tm, Yb, Lu, and U, and where 0<x<1. Aluminosilicate and zinc-bismuth-borate glasses comprising at least one of Sm2O3, Pr2O3, and Er2O3 are also provided.
Claims14
A glass comprising, comprising:
- 56 mol %≤SiO2≤78 mol %;
- 8 mol %≤B2O3≤27 mol %;
- 0.5 mol %≤Al2O3≤14 mol %;
- 1 mol %≤WO3≤10 mol %;
- and
- R2O in mol % such that −10 mol %≤(R2O−Al2O3)≤0.1 mol %, where R2O is at least one of Na2O, K2O, Cs2O, and/or Rb2O.
3 more elements
Dependencies are inferred from the claim text.