发明授权
US5017658A Dyeable polypropylene fibers for clothes 失效
染色聚丙烯纤维用于衣服

Dyeable polypropylene fibers for clothes
摘要:
Dyeable polypropylene (PP) fibers for clothes having improved processing properties such as spinning properties, knitting or weaving properties, dyeability are provided, which fibers are obtained by having (a) a 5-20C alkyl phosphate salt or (b) a mixture thereof with an adduct of ethylene oxide to a 6-20C fatty acid in a proportion of the adduct of 1-90% by weight, attached onto dyeable PP fibers obtained by blending a copolymer of an aminoalkyl acrylate with ethylene with a PP and carrying out melt-spinning using the blend as at least one component of the resulting dyeable PP fibers, the amount of (a) or (b) attached onto the fibers in terms of % by weight of the fibers being adjusted so as to satisfy the following expression: ##EQU1## wherein d represents the denier of single fiber.
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