Distribution of powder for making coated glass

Details Distribution of powder for making coated glass Distribution of powder for making coated glass

1990-07-10

1992-06-23

Robinson, Ellis P.

Stock material or miscellaneous articles

Composite

Of quartz or glass

428432, B32B 1706

Patent

active

051242117

ABSTRACT:
A process for the distribution of a powder for coating glass, whereby a regular, homogeneous coating of uniform thickness is formed, wherein the powder is converted into a metal oxide or oxides upon contact with hot glass, which comprises spraying a powder onto said glass, wherein said powder comprises: (a) a composition which is capable of being converted into a metal oxide or oxides upon contact with hot glass, and (b) a water-repellent, anhydrous product having a base of finely-divided silica.
The product with a base of finely-divided silica is added in the amount of about 0.5 to 5%, by weight, based on the total powder weight.

REFERENCES:
patent: 2877139 (1959-03-01), Hyde et al.
patent: 2999040 (1961-09-01), Burdick
patent: 3580519 (1971-05-01), Klein
patent: 3645778 (1972-02-01), Nesteruk
patent: 3754989 (1973-08-01), Bockstie, Jr.
patent: 5004503 (1991-04-01), Kawahara et al.
Derwent, Japanese Patents Report, vol. T. No. 45, Dec. 12, 1972 and JP-A-47214.+-.8 (Nippon Sheet Glass) Apr. 10, 1972.

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