Acrylic fibers for producing preoxidized fibers
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United States of America Patent
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Apr 21, 1987
Grant Date -
N/A
app pub date -
May 14, 1984
filing date -
May 14, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Acrylic fibers suitable for producing preoxidized fibers free from coalescence which have a fluorine-containing surface active agent or further have at least one phosphoric surface active agent selected from the group consisting of compounds represented by the following formulae (I), (II) and (III): ##STR1## (wherein all the symbols are defined in the appended claims).
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