Menene yadin zare na polyester? Menene halayensa?

    Fiber ɗin Polyester Yadi wani zare ne na roba da aka samu ta hanyar jujjuyawar polyester, wanda aka tattara daga sinadaran dicarboxylic da diols na halitta. Rahoton bincike kan sarkar polyester ya nuna cewa zare-zaren polyester da aka samar da adadi mai yawa ta hanyar masana'antu an yi su ne da polyethylene terephthalate, wanda ake tallata shi a matsayin polyester a China. A halin yanzu shine mafi girman nau'in zare na roba.
Nauyin polyester na musamman shine 1.38; Wurin narkewa na 255-260 ℃, haɗin yana farawa a 205 ℃, zafin ƙarfe mai aminci shine 135 ℃; Shaƙar danshi yana da ƙasa sosai, 0.4% kawai; Ƙarfin karyewar zaruruwa mai tsayi shine gram 4.5-5.5 a kowace denier, yayin da na gajerun zaruruwa shine gram 3.5-5.5 a kowace denier; Tsawaitawar lokacin karyewar zaruruwa mai tsayi shine 15-25%, yayin da gajerun zaruruwa shine 25-40%; Zaruruwa masu ƙarfi na iya samun ƙarfin gram 7-8 a kowace denier da tsawaitawa na 7.5-12.5%. Polyester yana da kyakkyawan juriyar wrinkles, sassauci, da kwanciyar hankali, da kuma kyawawan kaddarorin kariya daga hasken rana. Yana da juriya ga hasken rana, gogayya, mold da ruɓewa, kuma yana da kyakkyawan juriya ga sinadaran sinadarai. Hakanan yana iya jure wa acid da tushe masu rauni. A zafin jiki na ɗaki, yana da wani ikon tsayayya da acid mai ƙarfi, amma rashin juriya ga alkalis mai ƙarfi. Rini na polyester ba shi da inganci sosai kuma galibi yana buƙatar a rina shi da rini mai warwatse a ƙarƙashin zafi mai yawa ko kuma a gaban mai ɗaukar kaya.

    Zaruruwan Polyestersuna da ƙarfi mai ƙarfi da ƙarfin dawo da roba, wanda ke sa su zama masu ƙarfi, masu ɗorewa, Mai Juriyar Ƙunƙara, kuma babu ƙarfe. Juriyar haske tana da kyau, sai dai idan ta yi ƙasa da acrylic, juriyar rana ta fi ta zare na halitta, musamman a bayan gilashi, juriyar rana tana da kyau sosai, kusan kamar acrylic. Bugu da ƙari, masana'antar polyester tana da juriya mai kyau ga sinadarai daban-daban, ba tare da lahani mai yawa daga acid da alkali ba, kuma ba ta jin tsoron kamuwa da ƙwayoyin cuta ko kwari.
Duk da haka, zare mai polyester ba shi da isasshen sha ruwa kuma ba ya buƙatar iska. Idan aka sa shi a lokacin rani, yana jin kamar yana da kunci da matsewa. Wannan galibi saboda ƙarancin danshi da kuma rashin isasshen iskar zare mai polyester idan aka kwatanta da zare na halitta. Shi ya sa sanya tufafin masana'anta na polyester a lokacin rani ke sa mu ji rashin jin daɗi lokacin da tufafin suka manne a fatarmu bayan gumi. Bugu da ƙari, yana da saurin shan ƙura da samar da wutar lantarki mai ƙarfi. A lokacin hunturu, iska da yashi suna da ƙarfi, kuma ana iya tunanin cewa sanya tufafin masana'anta na polyester yana gurɓata ƙura cikin sauƙi, wanda ba wai kawai yana haifar da rashin kyau ba, har ma abin da ya fi ɓata rai shine wutar lantarki mai ƙarfi da ake samarwa. Ba wai kawai yana jin zafi ba, amma idan wando ne, za su manne da fata sosai saboda wutar lantarki mai ƙarfi, suna rasa siffar wando gaba ɗaya, wanda ba shi da kyau sosai. 'Yan kasuwa marasa gaskiya suna amfani da shi cikin sauƙi, suna samar da inganci mai kyau. yadi. Zaren polyester yana da wahalar bambancewa a zahiri da siliki na gaske dangane da laushi da kamanni, kuma 'yan kasuwa marasa gaskiya sun yi amfani da su don amfani da su sosai. Bugu da ƙari, masu amfani da yawa ba su fahimci cewa zaren polyester shine sunan kimiyya na polyester ba, kuma sabon sunan yana ɓatar da su ta hanyar amfani da shi azaman masana'anta mai inganci. Wasu ma sun yi imanin cewa an samo shi ne daga siliki na gaske, wanda hakan ke sa masu amfani da shi wahala su fayyace ra'ayoyin zaren siliki na gaske da polyester.