Compositions: ceramic – Ceramic compositions – Titanate – zirconate – stannate – niobate – or tantalate or...
Patent
1986-08-01
1989-05-09
Dixon, Jr., William R.
Compositions: ceramic
Ceramic compositions
Titanate, zirconate, stannate, niobate, or tantalate or...
501120, 501127, 501153, 423600, 423610, 423625, C04B 3546, C04B 3510
Patent
active
048290319
ABSTRACT:
Ceramic oxide diphasic xerogels of structurally dissimilar phases (crystalline and amorphous, semicrystalline or noncrystalline) but compositionally similar phases will be converted to crystalline ceramic oxide products having enhanced densification when subjected to substantially lower sintering temperature.
REFERENCES:
patent: H189 (1987-01-01), Bauer
patent: 3862297 (1975-01-01), Claridge et al.
patent: 4314827 (1982-02-01), Leitheiser et al.
patent: 4505886 (1985-03-01), Cody et al.
patent: 4543107 (1985-09-01), Rue
patent: 4623364 (1986-11-01), Lottringer et al.
Kumagai et al., "Enhanced Densification of Boehmite Sol-Gels by .alpha.-Alumina Seeding", Comm. Amc. Cerm. Soc., Nov. 1984.
Komarneni Sridhar
Roy Rustum
Dixon Jr. William R.
Group Karl
Research Corporation
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