METHOD OF OBTAINING NONFLAMMABLE FIBERS, FILMS, AND FABRICS BASED ON POLYVINYL ALCOHOL
Non-flammable films, fibres, and fabrics, based on polyvinyl alcohol, can be produced by treating them with phosphorus oxychloride. A more up to date method is to dehydrate them and then treat with bis-(alkyl)-phosphites (e.g., diethyl phosphonate). Edited trans. of Patent (USSR) 189 515 1p, 12 Jul...
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Zusammenfassung: | Non-flammable films, fibres, and fabrics, based on polyvinyl alcohol, can be produced by treating them with phosphorus oxychloride. A more up to date method is to dehydrate them and then treat with bis-(alkyl)-phosphites (e.g., diethyl phosphonate).
Edited trans. of Patent (USSR) 189 515 1p, 12 Jul 65, by D. Koolbeck. |
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