M'zaka zaposachedwapa, ulusi wa cellulose wobwezeretsedwanso (monga viscose, Modal, Tencel, ndi zina zotero) wakhala ukuoneka kuti ukukwaniritsa zosowa za anthu nthawi yake, komanso kuchepetsa pang'ono mavuto a kusowa kwa zinthu zamakono komanso kuwonongeka kwa chilengedwe.
Chifukwa cha ubwino wa ulusi wachilengedwe wa cellulose ndi ulusi wopangidwa, ulusi wa cellulose wobwezeretsedwanso ukugwiritsidwa ntchito kwambiri mu nsalu pamlingo wosayerekezeka.
Lero, tiyeni tiwone kusiyana pakati pa ulusi wa viscose wodziwika bwino, ulusi wa modal, ndi ulusi wa lyocell.
1. Ulusi wamba wa viscose
Ulusi wa viscose ndi dzina lonse la ulusi wa viscose. Ndi ulusi wa cellulose womwe umapezeka pochotsa ndikusintha mamolekyu a ulusi kuchokera ku cellulose yachilengedwe yamatabwa pogwiritsa ntchito "matabwa" ngati zinthu zopangira.
Kusagwirizana kwa njira yovuta yopangira ulusi wamba wa viscose kudzapangitsa kuti ulusi wamba wa viscose ukhale wozungulira m'chiuno kapena wosasinthasintha, wokhala ndi mabowo mkati ndi mipata yosasinthasintha mbali yayitali. Viscose ili ndi hygroscopicity yabwino kwambiri komanso utoto wosavuta, koma modulus ndi mphamvu zake ndizochepa, makamaka mphamvu yochepa yonyowa.
Ili ndi hygroscopicity yabwino ndipo imakwaniritsa zofunikira pakhungu la munthu. Nsalu yake ndi yofewa, yosalala, komanso mpweya wabwino wolowa. Sikophweka kupanga magetsi osasinthasintha, ili ndi chitetezo cha UV, ndi yabwino kuvala, ndipo ndi yosavuta kuipaka utoto. Modulus yonyowa ndi yochepa, liwiro la kuchepa kwake ndi lalikulu ndipo ndi yosavuta kupotoka.
Ulusi waufupi ukhoza kupotozedwa kokha kapena kusakanikirana ndi ulusi wina wa nsalu, woyenera kupanga zovala zamkati, zovala zakunja ndi zinthu zosiyanasiyana zokongoletsera. Nsalu za filament ndi zopepuka ndipo zingagwiritsidwe ntchito ngati chophimba cha malaya ndi nsalu zokongoletsera kuwonjezera pa kukhala zoyenera zovala.
2. Ulusi wa Modal
Ulusi wa modal ndi dzina la malonda la ulusi wa viscose wa modulus wonyowa kwambiri. Kusiyana pakati pawo ndi ulusi wa viscose wamba ndikuti ulusi wa modal umawongolera zofooka za ulusi wa viscose wamba wonyowa komanso modulus wochepa. Ulinso ndi mphamvu ndi modulus wokwera kwambiri, kotero nthawi zambiri umatchedwa ulusi wa viscose wa modulus wonyowa kwambiri.
Kapangidwe ka zigawo zamkati ndi zakunja za ulusi ndi kofanana, ndipo kapangidwe ka khungu ndi pakati pa ulusi sikoonekera bwino ngati ka ulusi wamba wa viscose. Zabwino kwambiri.
Kukhudza kofewa, kosalala, mtundu wowala, mtundu wabwino wosasunthika, makamaka nsalu yosalala, pamwamba pa nsalu yowala, nsalu yowala bwino kuposa thonje lomwe lilipo, polyester, ulusi wa viscose, yokhala ndi mphamvu ndi kulimba kwa ulusi wopangidwa, yokhala ndi silika. Kunyezimira ndi mawonekedwe ofanana ndi manja, nsaluyo imakhala ndi kukana makwinya komanso kusita mosavuta, imayamwa bwino madzi komanso mpweya wolowa, koma nsaluyo ndi yovuta kuuma.
Nsalu zolukidwa za modal zimagwiritsidwa ntchito kwambiri popanga zovala zamkati, komanso zimagwiritsidwanso ntchito pa zovala zamasewera, zovala wamba, malaya, nsalu zapamwamba zokonzeka kuvala, ndi zina zotero. Kusakaniza ndi ulusi wina kungathandize kuti zinthu zoyera za modal zisaume bwino.
3. Ulusi wa Lyocell
Ulusi wa Lyocell ndi mtundu wa ulusi wa cellulose wopangidwa ndi anthu, womwe umapangidwa ndi polima wa cellulose wachilengedwe. Unapangidwa ndi British Courtauer Company ndipo pambuyo pake unapangidwa ndi Swiss Lenzing Company. Dzina lake lamalonda ndi Tencel.
Kapangidwe ka ulusi wa lyocell ndi kosiyana kwambiri ndi ka viscose wamba. Kapangidwe kake kamakhala kofanana komanso kozungulira, ndipo palibe khungu lozungulira. Pamwamba pake ndi posalala popanda mipata. Ili ndi mawonekedwe abwino kuposa ulusi wa viscose, kusamba bwino. Kukhazikika kwa miyeso (kuchepa kwa chiŵerengero ndi 2%) yokha, ndi hygroscopicity yapamwamba. Kukongola kowala, kukhudza kofewa, kugwedezeka bwino komanso kuyenda bwino.
Ili ndi mitundu yosiyanasiyana ya zinthu zabwino kwambiri za ulusi wachilengedwe ndi ulusi wopangidwa, kunyezimira kwachilengedwe, kumva bwino kwa manja, mphamvu zambiri, kwenikweni sikochepa, komanso kunyowa bwino, mpweya wabwino, yofewa, yabwino, yosalala komanso yozizira, yokongola, yolimba komanso yolimba.
Kuphimba minda yonse ya nsalu, kaya ndi thonje, ubweya, silika, zinthu zopangidwa ndi hemp, kapena minda yoluka kapena yoluka, zinthu zapamwamba komanso zapamwamba zimatha kupangidwa.
Ndife akatswiri pansalu ya polyester viscose,nsalu ya ubweyandi zina zotero, ngati mukufuna kudziwa zambiri, takulandirani kuti tilankhule nafe!
Nthawi yotumizira: Novembala-11-2022