Glass manufacturing – Processes – Utilizing parting or lubricating layer
Patent
1987-10-01
1989-05-09
Kellogg, Arthur
Glass manufacturing
Processes
Utilizing parting or lubricating layer
65 605, 65 6051, 65107, C03B 4002
Patent
active
048285960
ABSTRACT:
In glass enamel coating compositions containing a glass frit system and a vehicle therefor, the improvement comprising the presence therein of copper sulfide or copper sulfate as an anti-stick agent; the resulting coatings being effective for application to glass sheets which are subsequently subjected to high temperature forming procedures.
REFERENCES:
patent: 2662036 (1953-12-01), Levi
patent: 2795084 (1957-06-01), Littleton
patent: 4684389 (1987-08-01), Boaz
Falber Harry
Giba-Geigy Corporation
Kellogg Arthur
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