Polyester yarn hais txog polyester li raw khoom spinning yarn, polyester yog ib yam ntawm cov polymer los ntawm spinning thiab ua los ntawm fiber, feem ntau yog hais txog ethylene phthalate li raw khoom ntawm fiber ntau, raws li lus Askiv lub npe ntawm nws raw khoom "polyethylene terephthalate" luv luv. , hu ua "PET" fiber. Hauv peb lub tebchaws, nws feem ntau hu ua polyester. Lub npe hu ua "yarn" yog lub ntsiab lus sib koom ua ke rau "yarn" thiab "xov", uas tau txhais raws li hauv qab no hauv kev tshawb fawb txog kev hnav khaub ncaws: "yarn" yog los npaj ntau cov staple fibers los yog filaments rau hauv ib qho piv txwv ntawm lub xeev, thiab tig. thiab ntswj raws lub axial kev taw qhia los ua ib qho khoom siv nrog ib lub zog thiab linear ceev; Ib qho "xov" yog ib txoj hlua uas tsim los ntawm kev sib tw ob lossis ntau dua ib lub xov paj. Cov xov paj yog ib txoj hlua nyias ntawm paj rwb, ntaub plaub, hemp, tshuaj fibers thiab lwm yam fibers uas stretch thiab twist lub fibers (feem ntau yog siv los ua raw cov ntaub ntawv rau weaving), thiab ces siv paj rwb, linen, txhob lo lo ntxhuav, ntaub plaub thiab lwm yam zoo strands ntawm cov ntaub ntawv. tsim ntau strands, hu ua threads.
Polyester fiber yog hais txog cov saw tseem ceeb uas muaj ester pawg, ib hom polymer los ntawm spinning thiab ua los ntawm fiber ntau, feem ntau yog hais txog cov fiber ntau uas ua los ntawm ethylene phthalate li raw khoom, raws li lus Askiv lub npe ntawm nws cov khoom siv raw "polyethylene terephthalate" luv luv, hu ua "PET" fiber. Hauv peb lub tebchaws, nws feem ntau hu ua polyester. Lub npe hu ua "yarn" yog lub ntsiab lus sib koom ua ke rau "yarn" thiab "xov", uas tau txhais raws li hauv qab no hauv kev tshawb fawb txog kev hnav khaub ncaws: "yarn" yog los npaj ntau cov staple fibers los yog filaments rau hauv ib qho piv txwv ntawm lub xeev, thiab tig. thiab ntswj raws lub axial kev taw qhia los ua ib qho khoom siv nrog ib lub zog thiab linear ceev; Ib qho "xov" yog ib txoj hlua uas tsim los ntawm kev sib tw ob lossis ntau dua ib lub xov paj.