Forsterite and its use as insulating material

Details Forsterite and its use as insulating material Forsterite and its use as insulating material

1988-09-16

1991-01-15

Willis, Prince E.

Compositions

Electrolytes for electrical devices

428443, 423331, E04B 174

Patent

active

049851640

ABSTRACT:
The present invention relates to a fibrous-like synthetic forsterite obtained by the calcination of chrysotile asbestos fiber at a temperature of from 650.degree. to 1450.degree. C., said synthetic forsterite being characterized by having an MgO:SiO.sub.2 ratio lower than 1.1, a raw loose density of from 3 to 40 pcf, a thermal conductivity "k" factor of from 0.25 to 0.40 BTU. In/Hr. .degree. F. Ft.sup.2 and a fusion point of from 1600.degree. to 1700.degree. C. which is useful as an insulating material.

REFERENCES:
patent: 3387980 (1968-06-01), Trainor et al.
patent: 3954556 (1976-05-01), Jackson et al.
Kokuritsu Daigaku Kankyo Kagaku Kenkyu Senta Kiyo, 7(1), 61-6 (Japan) 1981.

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