新型纤维拉伸羊毛纤维.doc

新型纤维拉伸羊毛纤维新型纤维——拉伸羊毛纤维及其应用刘建华(天津纺织工程研究院,天津)摘要:本文论述了新型纤维-拉伸羊毛纤维的概念,产生与发展。细化机理、工艺流程、特征及在纺织工业中的应用。结果显示:新型纤维拉伸羊毛纤维性能优越,提升了羊毛纤维的服用性能。顺应了当今毛纺产品轻薄化、高档化趋势,在世界纺织业对细毛和超细羊毛的需求大幅增加的前提下,具有广泛的发展空间。关键词:拉伸羊毛;原理;工艺流程;拉伸特性;应用1前言:拉伸羊毛纤维是一种细化了的羊毛纤维,它是将普通羊毛纤维在适当的化学助剂及湿热条件下进行机械拉伸,再将拉伸后的细化纤维进行热及化学定型而形成的一种新型纤维。此纤维可将普通羊毛细度降低2-4μm,长度增加50%左右。由于细化后羊毛截面的变化,分子间作用力的加强及表面鳞片的改变等因素,使其形成了一种具有真丝般光泽及羊绒般手感,兼具丝光防缩羊毛性质,又对羊绒断裂强度低形成互补的新型纤维。用此纤维生产出的面料其手感和外观方面增加了新美感,其织物具有独特的风格特征,主观评价认为:拉伸羊毛产【1】品手感似羊绒,外观似真丝,综合风格更接近于丝毛产品风格。与普通羊毛一样可加工成各种毛粗、精纺的机织和针织产品。因此这种纤维的问世,顺应了当今毛纺织品轻薄化、高档化趋势,具有很大的发展潜力。-depthsummaryofgoodpracticesandgoodexperienceineducationalpractice,goodaroundthetypical,continuetopromotetherectification,topreventrepeatedrebound,useoftheresultsoftheactivities,,continuouslyconsolidateanddeepenandexpandeducationalpracticetoachievethesystemresults,,themainproblemsandrectificationmeasuresfocusonrectificationgoals,mitmentrectificationmeasurestobuildlong-termmechanismstyleconstructionbureauParty,improvetheideologicalstyleTheconstructionandworkinglevel,accordingtothelistofissuestosortitout,withoverallrequirementstocarryoutthemasslineofeducationalactivities,focusontheimplementationoftherectification,enhanceteamabilitytodiscoverandsolvetheirownproblems,focusonbuildingapoliticalfirm,pioneeringandinnovative,wholeheartedlyforthepeople,striveforunity,harmony,strongcollectiveleadership(ahonestandclean.),anddiscussspecificpersonnelin2013,majorcapitalspendingNo,strictlyimplementthedecisionproceduresof"threemajor"matters"collectiveleadership,entralism,individualconsultations,themeetingdecidedtheworkingprincipleofthetightloose,notverygoodtoplaytheroleofallmembersoftheleadershipteam,intheglobalconsultationisnotenough,didnotfullyconsidertheactualsituationoftheindivi