Polybutylene terephthalate(PBT)) polyester ne mai siffar semicrystalline, mai cike da thermoplastic, gabaɗaya fari ne mai madara, mai ƙarfi a zafin ɗaki, ana amfani da shi sosai wajen samar da kayan shafa na biyu na thermoplastic na kebul na gani.
Rufin fiber na gani na biyu wani muhimmin tsari ne a fannin samar da fiber na gani. A takaice dai, ƙara wani Layer na kariya ga murfin fiber na gani na farko ko kuma Layer na buffer zai iya inganta ikon fiber na gani don jure matsin lamba na tsayi da radial da kuma sauƙaƙe fiber na gani bayan sarrafawa. Saboda kayan shafa suna kusa da fiber na gani, yana da tasiri sosai akan aikin fiber na gani, don haka ana buƙatar kayan shafa don samun ƙaramin haɗin fadada layi, babban lu'ulu'u bayan fitarwa, ingantaccen kwanciyar hankali na sinadarai da zafi, santsi na ciki da waje na Layer na shafa, wani ƙarfin tensile da kuma tsarin Young, kuma yana da kyakkyawan aikin tsari. Rufin fiber gabaɗaya an raba shi zuwa rukuni biyu: murfin kwance da murfin matsewa. Daga cikinsu, kayan rufewa kwance da ake amfani da su a cikin murfin kwance shine Layer na rufi na biyu da aka fitar a cikin yanayin hannun riga kwance a wajen fiber na rufi na farko.
PBT abu ne da aka saba amfani da shi wajen saka hannun riga mai kyau wanda ke da kyawawan halaye na tsari da sarrafawa, ƙarancin shan danshi da kuma aiki mai tsada. Ana amfani da shi galibi a cikinPBTgyare-gyare, zana waya ta PBT, casing, zane-zanen fim da sauran fannoni. PBT yana da kyawawan halaye na injiniya (kamar juriyar tensile, juriyar lanƙwasa, juriyar matsin lamba), juriyar mai, juriyar lalata sinadarai, da manna zare, manna kebul da sauran sassan kebul suna da kyakkyawan jituwa, kuma yana da kyakkyawan aikin sarrafa ƙira, ƙarancin sha danshi, mai sauƙin araha. Babban ƙa'idodin aikin fasaha sun haɗa da: ɗanko na ciki, ƙarfin yawan amfanin ƙasa, ƙarfin tensile da lanƙwasa na modulus na roba, ƙarfin tasiri (ƙima), ƙimar faɗaɗa layi, sha ruwa, juriyar hydrolysis da sauransu.
Duk da haka, tare da canjin tsarin kebul na fiber da yanayin aiki, ana ƙara buƙatu don bushing fiber buffer buffer. Babban lu'ulu'u, ƙarancin raguwa, ƙarancin faɗaɗa layi, ƙarfin matsewa, ƙarfin juriya mai kyau ga sinadarai, kyakkyawan aikin sarrafawa, da kayan da ba su da tsada sune manufofin da masana'antun kebul na gani ke bi. A halin yanzu, akwai gazawa a cikin aikace-aikacen da farashin bututun katako da aka yi da kayan PBT, kuma ƙasashen waje sun fara amfani da kayan ƙarfe na PBT don maye gurbin kayan PBT tsarkakakku, wanda ya taka rawa mai kyau. A halin yanzu, manyan kamfanonin kebul na cikin gida da yawa suna shiri sosai, kamfanonin kayan kebul suna buƙatar ci gaba da ƙirƙira fasaha, bincike da haɓaka sabbin kayayyaki.
Ba shakka, a cikin masana'antar PBT gabaɗaya, aikace-aikacen kebul na fiber optic suna mamaye ƙaramin ɓangare ne kawai na kasuwar PBT. A cewar majiyoyin masana'antu, a cikin dukkan masana'antar PBT, mafi yawan hannun jarin kasuwa galibi yana ƙarƙashin fannoni biyu na mota da wutar lantarki. Ana amfani da masu haɗawa, relay da sauran samfuran da aka yi da kayan PBT da aka gyara sosai a cikin kayan aikin mota, na lantarki da na lantarki, kayan aikin injiniya da sauran fannoni, har ma PBT yana da aikace-aikace a fannin yadi, kamar gashin buroshin haƙora kuma an yi su da PBT. Ga waɗannan aikace-aikacen gabaɗaya na PBT a fannoni daban-daban:
1. Filin lantarki da lantarki
Ana amfani da kayan PBT sosai a fannin lantarki da lantarki, kamar su soket ɗin wutar lantarki, matosai, soket ɗin lantarki da sauran sassan lantarki na gida. Saboda kayan PBT suna da kyakkyawan aikin kariya da juriya ga zafin jiki mai yawa, ya dace sosai da harsashi, maƙallin, takardar kariya da sauran sassan kayan lantarki da na lantarki. Bugu da ƙari, ana iya amfani da kayan PBT don yin murfin baya na allo na LCD, harsashin TV da sauransu.
2. Filin mota
Ana kuma amfani da kayan PBT sosai a fannin kera motoci. Saboda fa'idodin da ke tattare da yanayin zafi mai yawa, tsatsa da juriyar lalacewa, ana amfani da kayan PBT sosai wajen kera sassan motoci, kamar su injin ɗaukar kaya, famfon mai, wurin firikwensin, kayan tsarin birki, da sauransu. Bugu da ƙari, ana iya amfani da kayan PBT don wurin ɗora kan kujerun mota, hanyoyin daidaita kujeru, da sauransu.
3. Masana'antar injina
A masana'antar injina, galibi ana amfani da kayan PBT don ƙera maƙallan kayan aiki, maɓallan kunnawa, maɓallai, da sauransu. Kayan PBT yana da ƙarfin injina mai kyau da juriyar lalacewa, yana iya jure wa ƙarfin injina daban-daban, kuma yana da kyakkyawan juriyar lalata sinadarai, wanda ya dace da sassa daban-daban a fannin masana'antar injina.
4. Masana'antar kayan aikin likita
Kayan PBT yana da kyakkyawan juriya ga yanayin zafi mai yawa da kuma kwanciyar hankali mai yawa na sinadarai, wanda ya dace sosai don samar da na'urorin likitanci. Misali, ana iya amfani da kayan PBT don yin gidajen na'urorin likitanci, bututu, mahaɗi, da sauransu. Bugu da ƙari, ana iya amfani da kayan PBT don yin sirinji na likita, saitin jiko da kayan aikin magani daban-daban.
5. Sadarwar gani
A fannin sadarwa ta gani, ana amfani da PBT sosai a fannin kera kebul na gani a matsayin kayan hannu na yau da kullun. Bugu da ƙari, ana amfani da kayan PBT sosai a cikin na'urorin gani. Saboda kyawawan halayensa na gani da juriyar zafin jiki mai yawa, ana amfani da kayan PBT don yin haɗin fiber na gani, firam ɗin rarraba fiber na gani, da sauransu. Bugu da ƙari, ana iya amfani da kayan PBT don yin ruwan tabarau, madubai, tagogi da sauran kayan gani.
Daga mahangar masana'antar gabaɗaya, a cikin 'yan shekarun nan, kamfanoni masu dacewa sun himmatu wajen haɓaka nau'ikan aikace-aikacen sabbin fasahohi da sabbin kayayyaki, kuma PBT ta haɓaka ta hanyar babban aiki, aiki da rarrabuwa. Ƙarfin tensile na resin PBT mai tsabta, ƙarfin lanƙwasawa da modulus masu lanƙwasa suna da ƙasa, ba za a iya amfani da su sosai a fagen masana'antu ba, don haka don buƙatun filin masana'antu, masana'antar ta hanyar gyare-gyare don inganta aikin PBT. Misali, ana ƙara fiber ɗin gilashi zuwa PBT - fiber ɗin gilashi yana da fa'idodin amfani mai ƙarfi, tsarin cikawa mai sauƙi da ƙarancin farashi. Ta hanyar ƙara fiber ɗin gilashi zuwa PBT, ana kawo fa'idodin asali na resin PBT cikin aiki, kuma ƙarfin tensile, ƙarfin lanƙwasawa da ƙarfin tasirin ƙira na samfuran PBT sun inganta sosai.
A halin yanzu, manyan hanyoyin da ake bi a gida da waje sune gyaran copolymerization, gyaran cika kayan da ba na halitta ba, fasahar nanocomposite, gyaran hadewa, da sauransu, don inganta cikakken aikin PBT. Gyaran kayan PBT galibi yana mai da hankali ne kan fannoni na ƙarfi mai yawa, mai hana harshen wuta, ƙarancin warpage, ƙarancin ruwan sama da ƙarancin dielectric.
Gabaɗaya, dangane da dukkan masana'antar PBT, buƙatar aikace-aikace a fannoni daban-daban har yanzu tana da yawa, kuma gyare-gyare daban-daban bisa ga buƙatun kasuwa suma sune manufofin bincike da haɓaka masana'antar PBT.
Lokacin Saƙo: Disamba-17-2024