Hollow fiber annealing

Plastic and nonmetallic article shaping or treating: processes – Treating shaped or solid article – By a temperature change

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21050023, 21050039, 21050041, 21050042, 264 41, 264235, B29C 3504

Patent

active

049005022

ABSTRACT:
A process for improving both the internal burst strengths and gas and water permeabilities of certain microporous polymeric hollow fibers useful in RO applications comprises a wet annealing process for certain such fibers.

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Kirk-Othmer, "Encyclopedia of Chemical Technology"; 3rd Ed., vol. 18, John Wiley & Sons (1982), pp. 605-611.
Harper Editor, "Handbook of Plastics and Elastomers"; McGraw Hill (1975), pp. 1-61, 1-62, 1-64, 1-65.

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