Process for the manufacture of sheets from a mixture of vegetabl

Details Process for the manufacture of sheets from a mixture of vegetabl Process for the manufacture of sheets from a mixture of vegetabl

1976-08-11

1979-03-13

Michl, Paul R.

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

By calendering

260 174R, B29D 714

Patent

active

041443047

ABSTRACT:
Manufacture of sheets having a high resistance to water absorption by hot calendering of a mixture produced from 25 to 75% by weight of vegetable fibres and from 75 to 25% by weight of molten polyolefine. As unexpected, such a mixture does not stick to the calender rolls during the sheeting step.

REFERENCES:
patent: 2586820 (1952-02-01), Hemperly
patent: 3328503 (1967-06-01), Ancker
patent: 3962157 (1976-06-01), Nakano
patent: 3981840 (1976-09-01), Yamamoto
Modern Plastics Encyclopedia for 1974-1975, vol. 51, No. 10A, Oct. 1974, pp. 213, 214, 222.

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