发明名称 |
Polyester filament having excellent antistatic properties and process for preparing the same |
摘要 |
A polyester filament in which a polyether-polyester block copolymer is dispersed as fine striae along the filament axis, at least one of which is substantially endless. Process for preparing the same includes a melt spinning apparatus with static mixing elements interposed between separate molten polymer feed passageways and spinneret holes.
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申请公布号 |
US4035441(A) |
申请公布日期 |
1977.07.12 |
申请号 |
US19740482463 |
申请日期 |
1974.06.24 |
申请人 |
TORAY INDUSTRIES, INC. |
发明人 |
ENDO, TADAKAZU;TAKEUCHI, MASANORI;HANADA, TUNEO;NAKAGAWA, KIYOSHI;KOMATSU, HIDEO;NAKAMURA, ITARU |
分类号 |
D01D1/06;D01F6/92;D01F8/14;(IPC1-7):C08G39/08 |
主分类号 |
D01D1/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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