Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...
Patent
1990-10-22
1992-03-17
Dixon, Jr., William R.
Compositions: ceramic
Ceramic compositions
Glass compositions, compositions containing glass other than...
501 20, 501 54, 501 69, 501 70, C03C 802, C03C 816
Patent
active
050968572
ABSTRACT:
A crystalline composition having an X-ray diffraction pattern essentially the same as the high cristobalite form of silica comprising SiO.sub.2, Al.sub.2 O.sub.3 and a metal oxide (Me.sub.x O) in which Me is selected from Na, Ca, Sr and mixtures thereof.
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patent: 4818729 (1989-04-01), Perotta et al.
patent: 4961998 (1990-10-01), Senkalski et al.
Hu Yung-Haw
Saltzeberg Michael A.
Dixon Jr. William R.
E. I. Du Pont de Nemours and Company
Hollenbeck Sue
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