Zuru oke polyester ire ere azuỌ bụ yarn na-ejikọ yarn na-egbu egbu na-adịkarị ike site na mmegharị polymerization ma ọ bụ usoro na-emecha. Njirimara ya bụ iche ọnụ ahịa ndị agbakwunyere na polyester molecular ígwè, jikọtara ya na oke ikuku na-agbanwe site na ọgwụgwọ zuru oke. Ihe ndị a na-ejikọ ike Tenters dị elu nke eriri kemịkalụ na-adịgide adịgide, na-ewepụ mkpa ọ dị maka mkpuchi mkpuchi iji rụpụta ọkụ.
Flame Betton Orn bụ ọrụ yarn rụrụ nke firton fiberd na-egbu egbu. Usoro ire ọkụ na-adabere na kemịkal na-egbu egbu na-ekpuchi oyite banye n'ime eriri iji mepụta carbonazation na oxygen na oke okpomọkụ. A na-ejigide mmiri mmiri na-eme ka mmiri dị nro na-emetụ aka, mana eriri ike dị kpamkpam dabere na mkpụrụ osisi mbụ.
Zuru oke polyester ire ere azunwere oke na-eyi elu karịa ka ọ na-ere ere. N'okpuru esemokwu ugboro ugboro, ọnọdụ na-agbatị ma ọ bụ ọnọdụ na-agbatị nke polyester moleclar yinye nwere ike iguzogide mmebi emebi, yana yarn morn na-akwụsi ike. Ihe owuwu serara nke yarn na-eme ka ọ dị mma na-agbaji n'okpuru otu nrụgide nke ụlọ ọrụ, na ntinye nke ire ọkụ ga-eme ngwa ngwa nke eriri.
Ọdịdị nkezuru oke polyester ire ere azuna-akwụsi ike na-akwụsi ike na akụrụngwa na-ere ọkụ na-adịgide adịgide site na ịsacha, anwụ ma ọ bụ kọntaktị kemịkal A na-ejikwa ihe nchebe nke yarn na-efunahụ ya na usoro eji nke ọma, ọsụsọ na-emegharị ma ọ bụ ultraviolet na-emegharị site na eriri ahụ, yana arụmọrụ bụ nke nta nke nta nke ọma.
Ihe na-egbu egbu na-egbu egbu zuru oke nke polyester yarn nwere ezigbo usoro na ntụgharị ọnọdụ gburugburu ebe obibi, na usoro ire ọkụ nke fibertism Njirimara nke filegicments. Ọnọdụ adịghị ike nke na-ere ahịa nke yarn si na esemokwu nke eriri eke na usoro ọgwụgwọ ahụ, mana ọ ka nwere uru ịkasi ọgwụ na nchịkwa.
