Method of preparing blown thermoplastic articles having multiaxi

Plastic and nonmetallic article shaping or treating: processes – Carbonizing to form article – Agglomeration or accretion

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Details

264 97, 264312, 425526, 425533, B29C 1707

Patent

active

041221389

ABSTRACT:
A method for manufacturing blown articles is disclosed wherein the article is manufactured from a parison having a high degree of multi-axial orientation. The method permits molecular orientation within the parison to be superposed with orientation imparted during the blowing step, whereby a blown article of greatly improved properties is manufactured.

REFERENCES:
patent: 2792593 (1957-05-01), Hardgrove, Jr.
patent: 2990580 (1961-07-01), Foster
patent: 3288898 (1966-11-01), West
patent: 3307726 (1967-03-01), Cleereman
Modern Plastics Encyclopedia for 1959, 9-1958, p. 794.
Modern Plastics Encyclopedia for 1963, 9-1962, pp. 569-570.

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