Method to produce bowls of a plastic material and bowls thus...

B - Operations – Transporting – 29 – D

Patent

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B29D 99/00 (2010.01) A63B 37/00 (2006.01) B29C 45/00 (2006.01) B29D 31/00 (2006.01)

Patent

CA 2129409

- 7 - ABSTRACT Method to produce bowls of a plastic material, whereby polypropylene is mixed with an additive and/or dye after suitable dosing and is introduced into a moulding press, wherein it is heated to 180-210°C, and is then injected into a mould, where it is kept under a further pressure for 20-60 seconds, the product then being extracted and cooled in water before removal of flash so as to produce the bowl. Bowl consisting of polypropylene and produced according to the above method.

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