Articles of porous glass and process for preparing the same

Details Articles of porous glass and process for preparing the same Articles of porous glass and process for preparing the same

1985-07-22

1987-04-14

Dixon, Jr., William R.

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 66, 501 70, 501 72, 65 31, 156663, C03C 1100, C03C 1700

Patent

active

046578757

ABSTRACT:
Porous glass product of the invention comprises about 60 to about 80% by weight of SiO.sub.2, about 7 to about 15% by weight of Al.sub.2 O.sub.3, about 6 to about 12% by weight of B.sub.2 O.sub.3, about 3 to about 7% by weight of Na.sub.2 O and about 3 to 7% by weight of CaO and having pores about 200 to about 10000 nm in size and circular in cross section.

REFERENCES:
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patent: 2834738 (1958-05-01), Vincent
patent: 3113855 (1963-12-01), Elmer
patent: 3149946 (1964-09-01), Elmer
patent: 3549524 (1970-12-01), Haller
patent: 3792987 (1974-02-01), Eaton
patent: 3904422 (1975-09-01), Eaton
patent: 4042359 (1977-08-01), Schnabel et al.
patent: 4233169 (1980-11-01), Beall et al.
Kingery et al, "Intro. to Ceramics", pp. 113 to 116.

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