Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...
Patent
1975-03-26
1976-08-03
Garvin, Patrick P.
Compositions: coating or plastic
Coating or plastic compositions
Metal-depositing composition or substrate-sensitizing...
106 54, 252432, C03C 308, C03C 330, C03C 304
Patent
active
039727211
ABSTRACT:
Thermally stable, mechanically strong microporous glass articles with large pore volumes, surface areas, and varying pore sizes, and methods for making such articles are disclosed. In particle form, such as beads, the microporous glass articles are useful as catalyst supports in applications such as petroleum catalytic refiners, chemical processes and motor vehicle catalytic mufflers. The mechanical strength and the dimensional stability of the microporous glass articles at elevated temperatures can be improved if the articles are preshrunk, such as by brief exposure to high temperatures, before their intended use, and can be improved even further if treated with certain metal oxides.
REFERENCES:
patent: 3843341 (1974-10-01), Hammel et al.
Allersma Ties
Hammel Joseph J.
Bell Mark
Garvin Patrick P.
Millman Dennis G.
PPG Industries Inc.
Uhl William J.
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