Stock material or miscellaneous articles – Structurally defined web or sheet – Physical dimension specified
Patent
1977-10-03
1981-08-04
Hess, Bruce H.
Stock material or miscellaneous articles
Structurally defined web or sheet
Physical dimension specified
106 396, 106 397, 106 54, 148 22, 148186, 148188, 148189, 252950, 252951, H01L 21223
Patent
active
042822823
ABSTRACT:
Disclosed are thermally crystallizable glass compositions, glass ceramics and dopant hosts made therefrom, wherein said dopant hosts in thin wafer form have improved resistance to warpage, said compositions containing SiO.sub.2, Al.sub.2 O.sub.3, MgO, BaO, and B.sub.2 O.sub.3.
REFERENCES:
patent: 3998667 (1976-12-01), Rapp
Click Myron E.
Hess Bruce H.
Lynch Charles S.
Owens--Illinois, Inc.
Wilson David H.
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