Batch compositions for cordierite ceramics

Details Batch compositions for cordierite ceramics Batch compositions for cordierite ceramics

1993-03-04

1994-07-26

Group, Karl

Compositions: ceramic

Ceramic compositions

Refractory

501118, 501120, 501122, 501128, 264 63, 26417712, C04B 3516, C04B 3518, C04B 3520

Patent

active

053327039

ABSTRACT:
Ceramic products consisting principally of cordierite and a method for making them are provided, the method employing batches comprising a mineral component and a chemical component, the mineral component comprising clay and talc and the chemical component consisting essentially of a combination of the powdered oxides, hydroxides, or hydrous oxides of magnesium, aluminum and silicon. Ceramics made by extrusion and firing of the batches can exhibit low porosity, high strength and low thermal expansion coefficients.

REFERENCES:
patent: 2864919 (1958-12-01), Stringfellow
patent: 3885977 (1975-05-01), Lachman et al.
patent: 3950175 (1976-04-01), Lachman et al.
patent: 4280845 (1981-07-01), Matsuhisa
patent: 4722916 (1988-02-01), Watanabe et al.
patent: 4877670 (1989-10-01), Hamanaka
patent: 5030398 (1991-07-01), Hamanaka et al.
patent: 5114643 (1992-05-01), Beall et al.

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