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ID:39118402
大小:4.85 MB
页数:43页
时间:2019-06-25
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1、TheDyeingofSoybeanFiber/NylonBlendsAbstractDyeingofSoybeanFiber/NylonBlendsAbstractsoybeanfiber/nylonblendisoneoftheimportantblendscontainingsoybeanfiber.Inpracticaldyeing,therearedisadvantagessuchaslongdyeingprocedures,poorcolorfastnessandgreatcolordifferencebetweensoybeanfiber
2、andnylon.Thereforeitisnecessarytostudythedyeingpropertiesofthesoybeanfiber/nylonblendforpracticaldyeingpurposes.Inthiswork,thedyeingeffectsofvariousdyesforthesoybeanfiber/nylonblendwerefirstandpreliminarilytested,andthenthedyeingpropertiesofacidandmetal-complexdyeswereemphasized
3、.Theinfluenceofthedyeingparametersandthedye—resistagenthavingsyntanstructureonthesoliddyeingeffectsofsoybcanfiberandnylonWasdiscussedindetail。testsaboutthedyeingeffectsofvariousdyesfortheimitatedsoybeanfiber/nylonblendshowedthatvinylsulphone,vinylsulphone/monochlorotriazaineandd
4、imonochloro·triazainereactivedyesmainlyreactedwithsoybeanfiberwithlessstainingonnylon,anddirectdyesweremainlyabsorbedonsoybeanfiber诚氇lowstainingonnylonwhileacidandmetal—complexdyesweremoreabsorbedonnylonthanonsoybeanfiber.Thepercentofthedistributionofvariousdyesonsoybeanfiberdis
5、playedthefollowingorder:reactivedyes>directdyes>玉idandmetal—complexdyes.强etestsindicatedthatthesoybeanfiber/nylonblendwasabletobedyedinthetwo··baths-two··stepsmethodincludingreactivedyeingfollowedbyacidicdyeing,anddyedintheone·bath—onestepmethodusingacidandmetal—complexdyesinthe
6、caseofthedyeingconditionsbeingadjusted。Intermsofthedyeingofthesoybeanfiber/nylonblend诹tllacidandmetal-complexdyes,thecolordepthofnylonwasgreaterthanthatofsoybeanfiberforpaleandmediumshades,whichledtopoorsoliddyeingeffectwhereasthecolordepthofnylonWascomparativelylowerthanthatof.
7、soybeanfiberfordarkshades,whichledtogoodsoliddyeingeffect.Duringthedyeingprocess,thedyeswerefirstandmainlyabsorbedbysoybeanfiber,andbegantobeabsorbedbynylonafterthedyeingtemperaturereachedto70oC。Itwasinterestingtofindthatthedyesabsorbedbysoybeanfiberatlowtemperaturedesorbedintot
8、hedye·bathandthenuptooktowardnylonathightempera
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