Apparatus for coating thermoplastic film

Plastic article or earthenware shaping or treating: apparatus – Immersed shaping orifice discharging directly into liquid... – Additional downstream means for treating product by fluid

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15624412, 264514, 264173, 425 72R, 425 95, 425104, 425147, 427173, B05C 300, B05C 904

Patent

active

042485762

ABSTRACT:
A method and an apparatus for effecting in a continuous manner the three operations of extruding, biaxially stretching and surface coating a seamless tubing of thermoplastic resin such as polyethylene, polypropylene, polyethylene terephthalate, etc. The coating material in a molten state is applied to the tubing while a formative state and prior stretching. A coated film is obtained which is dimensionally stable and is useful for food packaging.

REFERENCES:
patent: 3160917 (1964-12-01), Berggren et al.
patent: 3160918 (1964-12-01), Berggren et al.
patent: 3170011 (1965-02-01), Cheney et al.
patent: 3193547 (1965-07-01), Schott, Jr.
patent: 3576658 (1971-04-01), Notomi et al.
patent: 3709642 (1973-01-01), Stannard
patent: 3822333 (1974-07-01), Haruta et al.

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