Method of preventing tarnishing of polished glass articles

Details Method of preventing tarnishing of polished glass articles Method of preventing tarnishing of polished glass articles

1977-01-10

1981-07-07

Richman, Barry

Coating processes

Vacuum utilized prior to or during coating

422 40, 427165, B05D 300, B01J 1900

Patent

active

042775230

ABSTRACT:
A method of preventing tarnishing of a polished glass article comprising storing the polished glass article under a reduced pressure of less than 10.sup.-2 mm Hg before applying a metal, a metal oxide or fluoride coating to the surface of the polished glass.

REFERENCES:
patent: 1994483 (1935-03-01), Ott
patent: 2398382 (1946-04-01), Lyon
patent: 2456899 (1948-12-01), Strong
patent: 2532971 (1950-12-01), Van Leer et al.
patent: 2808351 (1957-10-01), Colbert et al.
patent: 3212918 (1965-10-01), Tsu et al.
patent: 3898351 (1975-08-01), Kennison et al.

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