Glass injection moulding process

Glass manufacturing – Processes – With shaping of particulate material and subsequent fusing...

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65 32, 65122, 65134, 65144, C03B 500

Patent

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040465403

ABSTRACT:
The production of shaped glass articles is undertaken by an injection moulding process by charging a particulate inorganic glass having a transformation temperature of not greater than 300.degree. C to an injection moulding machine; by converting the glass to a molten state in the barrel of the machine; and by injecting the molten glass into a mould on the machine.

REFERENCES:
patent: 1536821 (1975-12-01), Devers
patent: 3098699 (1963-07-01), Roy
patent: 3732181 (1973-05-01), Ray et al.
patent: 3804645 (1974-04-01), Lewis et al.
patent: 3935018 (1976-01-01), Ray et al.

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