发明名称 |
SCALLOPED OVAL BICOMPONENT FIBERS WITH GOOD WICKING, AND HIGH UNIFORMITY SPUN YARNS COMPRISING SUCH FIBERS |
摘要 |
<p>The invention provides a polyester bicomponent staple fiber comprising poly(trimethylene terephthalate) and at least one polymer selected from the group consisting of poly(ethylene terephthalate), poly(trimethylene terephthalate), and poly(tetramethylene terephthalate) or a combination of such members, said bicomponent staple fiber having: a) a scalloped oval cross-section shape having an aspect ratio a:b of about 2:1 to about 5:1 wherein 'a' is a fiber cross-section major axis length and 'b' is a fiber cross-section minor axis length; b) a polymer interface substantially perpendicular to the major axis; c) a cross-section configuration selected from the group consisting of side-by-side and eccentric sheath-core; d) a plurality of longitudinal grooves; and e) a groove ratio of about 1.05:1 to about 1.9:1. Additionally, the invention provides a spun yarn comprising cotton and the polyester bicomponent staple fiber of the invention, as well as fabrics and garments comprising the spun yarn of the invention.</p> |
申请公布号 |
EP1945839(B1) |
申请公布日期 |
2011.12.28 |
申请号 |
EP20060813537 |
申请日期 |
2006.08.17 |
申请人 |
INVISTA TECHNOLOGIES S.A.R.L. |
发明人 |
HIETPAS, GEOFFREY, D.;PRICE, DAVID, A., SR.;SMITH, STEVEN, WAYNE |
分类号 |
D01F8/14;D01D5/253;D02G3/04 |
主分类号 |
D01F8/14 |
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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