Sulfo-fluorination of synthetic resins

Details Sulfo-fluorination of synthetic resins Sulfo-fluorination of synthetic resins

1974-02-19

1976-02-24

Husack, Ralph

Coating processes

Pretreatment, per se, or post-treatment, per se

427322, 427400, B05D 300

Patent

active

039405206

ABSTRACT:
This invention relates to a process for improving the water wicking and moisture transport properties of synthetic resins, e.g., fiber form polyamides, polyesters, polyolefins, and polyacrylonitriles, which comprises sulfofluorinating said resins in a self-activating gaseous reaction medium containing from about 0.1-20% by volume elemental fluorine, 0.1-50% by volume of sulfur dioxide, 0-21% by volume oxygen, and the balance inert for providing from 1 .times. 10.sup.-.sup.9 to 1 .times. 10.sup.-.sup.3 milligrams fluorine and sulfur per square centimeter of resin surface.

REFERENCES:
patent: 2129289 (1938-09-01), Soll
patent: 2811468 (1957-10-01), Joffre
patent: 2829070 (1958-04-01), Osborn
patent: 3036930 (1962-05-01), Grimminger et al.
patent: 3255099 (1966-06-01), Wolinski
patent: 3364056 (1968-01-01), Seibel

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