Aluminum titanate ceramic and process for producing the same

Details Aluminum titanate ceramic and process for producing the same Aluminum titanate ceramic and process for producing the same

1992-08-21

1994-09-13

Green, Anthony

Compositions: ceramic

Ceramic compositions

Titanate, zirconate, stannate, niobate, or tantalate or...

501 5, 501 73, 501112, 501119, 501127, 501128, 501134, 264 56, C04B 3546, C04B 3548

Patent

active

053468708

ABSTRACT:
An aluminum titanate ceramic has as main crystalline phases, a crystalline phase of aluminum titanate and a solid solution thereof, a crystalline phase of mullite and a crystalline phase of rare earth titanate represented by RE.sub.2 Ti.sub.2 O.sub.7 (RE represents Y, Yb, Er, Dy, Ho, Tm or Lu). The aluminum titanate ceramic is superior in casting property and has high heat cycle durability.

REFERENCES:
patent: 4327188 (1982-04-01), Endo et al.
patent: 4483944 (1984-11-01), Day et al.
patent: 4767731 (1988-08-01), Asami et al.
patent: 4855265 (1989-08-01), Day et al.
patent: 4895815 (1990-01-01), Olapinski et al.
patent: 5066626 (1991-11-01), Fukao et al.
Pohlmann, H. J. et al. "Untersuchungen an Werkstoffen im System Al203-TiO2-SiO2", Ber. Dt. Keram. Ges. 52 (1975) Nr. 6. no month.
Derwent Publications, Ltd., Week 9048 AN 90-358154 & JP-A-2 258 670, Oct. 19, 1990.

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