Process for preparation of anorthite sintered body

Details Process for preparation of anorthite sintered body Process for preparation of anorthite sintered body

1988-07-06

1992-11-24

Dixon, Jr., William R.

Compositions: ceramic

Ceramic compositions

Refractory

501122, 501128, 423717, C04B 3518, C04B 3520, C04B 3522

Patent

active

051661071

ABSTRACT:
Disclosed is a process for the preparation of an anorthite sintered body, which comprises preparing a formed body of at least one powder selected from the group consisting of (i) a calcium type zeolite having an SiO.sub.2 /Al.sub.2 O.sub.3 molar ratio lower than 3, (ii) an amorphous calcination product obtained by calcining said calcium type zeolite and (iii) a mixture of said calcium type zeolite or said amorphous calcination product and an alkaline earth metal compound, and sintering the formed body at a temperature lower than 1000.degree. C.

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