shafi_banner

Guda Daya Mai Tallafawa Sama

Rubber Butyl Rubber (BIIR)

Takaitaccen Bayani:

Brominated butyl rubber (BIIR) shine isobutylene isoprene copolymer elastomer mai dauke da bromine mai aiki.Domin roba butyl roba yana da babban sarkar da aka m cika da butyl roba, yana da iri-iri na ayyuka halaye na butyl polymer, kamar high jiki ƙarfi, mai kyau vibration damping yi, low permeability, tsufa juriya da kuma yanayi juriya.Ƙirƙirar da amfani da halogenated butyl roba liner na ciki sun sami nasarar taya radial na zamani ta fuskoki da dama.Yin amfani da irin waɗannan polymers a cikin taya na ciki na ciki zai iya inganta aikin riƙe da matsa lamba, inganta mannewa tsakanin layin ciki da gawa da kuma inganta ƙarfin taya.


Cikakken Bayani

Tags samfurin

Halayen Samfur

Rubber Butyl shine polymer mai layi tare da isobutylene a matsayin babban jiki da ƙaramin adadin isoprene.A kan babban sarkar kwayar butyl roba, kowane rukuni na methylene, akwai ƙungiyoyin methyl guda biyu waɗanda aka tsara su a cikin siffa mai karkace kewaye da babban sarkar, suna haifar da babban cikas, suna yin tsarin kwayoyin halittar butyl rubber compact da sarkar kwayoyin sassauƙa da ƙarancin talauci. .Duk da haka, yana kuma sa butyl rubber ya yi kyau a cikin matsewar iska, yana matsayi na farko a tsakanin duk rubbers.

Baya ga kyakyawan matsewar iska, butyl rubber vulcanizates suma suna da kyakkyawan juriyar zafi.Sulfur vulcanized butyl roba za a iya amfani da a cikin iska na dogon lokaci a 100 ℃ ko dan kadan rage zafi.Yanayin sabis na butyl roba vulcanized tare da guduro iya isa 150-200 ℃.Thermal oxygen tsufa na butyl rubber nasa ne da nau'in lalacewa, kuma tsufa yakan yi laushi.Saboda ƙarancin rashin daidaituwa na ƙwayar ƙwayar butulci da roba amsawa, roba mai kyau yana da juriya na oxygen.

Yanayin ciniki: roba butyl roba ne samfurin wakilin mu.Mafi ƙarancin oda shine ton 20.

Rubber Butyl Rubber (BIIR) (3)
Rubber Butyl Rubber (BIIR) (2)

Aikace-aikace

1. Aikace-aikace a cikin taya na mota da tayar motar wutar lantarki:
Rubber Butyl yana da kyakkyawan juriya na zafi da juriya na hawaye.Bututun ciki (ciki har da babura da kekuna) da aka yi da roba na butyl har yanzu suna iya kula da kyakykyawan ƙarfi da tsagewa bayan dogon lokaci da yanayin yanayin zafi, wanda ke rage haɗarin fashewa yayin amfani.Bututun roba na butyl har yanzu yana iya tabbatar da matsakaicin rayuwar taya da aminci a ƙarƙashin yanayin zafi mai yawa ko kuma ƙarƙashin yanayin zafi.Ƙananan hawaye na iya rage girman ramin kuma ya sa gyaran bututun ciki na butyl roba mai sauƙi da dacewa.Kyakkyawan juriya da iskar oxygen da juriya na butyl roba suna yin butyl roba na ciki suna da kyakkyawan juriya na lalacewa, kuma karko da rayuwar sabis sun fi bututun ciki na roba na halitta.Ƙarƙashin ƙarancin iska na butyl rubber yana ba da damar bututun ciki da aka yi da shi don kiyaye shi a daidai matsi na hauhawar farashin kaya na dogon lokaci.Wannan aikin na musamman yana ba da damar bututun taya don yin sawa daidai da kuma tabbatar da mafi kyawun rayuwar kambi.Tsawaita rayuwar sabis na taya na waje, haɓaka kwanciyar hankali da amincin tuki, rage juriya, sannan rage yawan amfani da mai don cimma manufar ceton makamashi.

2. Aikace-aikace a cikin kwalbar likita:
Matsakaicin kwalban magani samfuri ne na roba na musamman don rufewa da marufi wanda ke hulɗa da magunguna kai tsaye.Ayyukansa da ingancinsa suna tasiri kai tsaye tasiri, aminci, kwanciyar hankali mai kyau da kuma dacewa da kwayoyi.Sau da yawa ana haifuwar kwalabe na likitanci a ƙarƙashin yanayin zafi mai zafi da matsanancin matsin lamba ko kuma a cikin magunguna daban-daban, kuma wani lokacin ana buƙatar adana su na dogon lokaci a ƙarƙashin ƙarancin yanayin zafi.Sabili da haka, akwai ƙaƙƙarfan buƙatu akan kaddarorin sinadarai, kayan aikin injiniya na zahiri da kaddarorin halittu na roba.Tunda madaidaicin kwalbar yana hulɗa da maganin kai tsaye, yana iya gurɓatar da miyagun ƙwayoyi saboda tarwatsewar abin da ake iya cirewa a cikin madaidaicin kwalbar a cikin miyagun ƙwayoyi, ko kuma rage ayyukan ƙwayar cuta saboda ɗaukar wasu abubuwan da ke cikin maganin. ta mai tasha.Butyl roba ba kawai yana da ƙarancin haɓaka ba, har ma yana da kyakkyawan juriya na iskar shaka, juriya na acid da alkali, juriya mai zafi da juriya na lalata sinadarai.Bayan da aka yi amfani da takin roba na butyl, masana'antar harhada magunguna na iya sauƙaƙa tsarin marufi, yin amfani da hular buɗaɗɗen aluminum, kawar da kakin rufewa da rage tsada, sannan kuma tana iya sauƙaƙe aikin allura.

3. Sauran aikace-aikace:
Baya ga abubuwan amfani da ke sama, roba butyl yana da amfani kamar haka: (1) rufin kayan aikin sinadarai.Saboda kyakkyawan juriya na lalata sinadarai, butyl roba ya zama abin da aka fi so don rufin kayan aikin sinadarai.Yawan kumburin butyl rubber a cikin wasu abubuwan kaushi daban-daban ya ragu sosai, wanda yana daya daga cikin muhimman dalilan da suka sa ake amfani da roba butyl a wannan fanni.(2) Tufafin kariya da abubuwan kariya.Kodayake yawancin kayan filastik suna da kyakkyawan keɓewa da aikin kariya, kawai kayan roba na iya ba da la'akari da sassaucin ra'ayi da ake buƙata don ƙarancin haɓakawa da kuma tufafi masu daɗi.Saboda karancin karfinsa zuwa ruwa da iskar gas, roba butyl ana amfani da shi sosai a cikin tufafin kariya, ponchos, murfin kariya, abin rufe fuska, safar hannu, takalmi na roba da takalmi.

Shiri

Akwai manyan hanyoyin samarwa guda biyu na roba butyl na yau da kullun: Hanyar slurry da hanyar mafita.Hanyar slurry tana siffanta ta amfani da chloromethane azaman diluent da ruwa-alcl3 azaman mai ƙaddamarwa.A ƙananan zafin jiki na -100 ℃, isobutylene da ƙaramin adadin isoprene suna jurewa cationic copolymerization.Tsarin polymerization yana buƙatar amfani da masu haɓakawa.Don inganta haɓakar masu haɓakawa, ya zama dole don amfani da cocatalysts don fara polymerization a lokuta da yawa.Kamfanonin Amurka na kasashen waje da kamfanonin Jamus ne suka mamaye fasahar kera.Tsarin samar da roba na butyl ta hanyar slurry ya ƙunshi matakai huɗu: polymerization, tace samfura, sake yin amfani da su da kuma tsabtace kettle.Hanyar warware matsalar ta samo asali ne daga kamfanin Rasha taoriati roba roba da kamfanin Italiya.Siffar fasaha ita ce, ana amfani da hadaddun alkyl aluminum chloride da ruwa azaman mai ƙaddamarwa don copolymerize isobutene da ƙaramin adadin isoprene a cikin sauran ƙarfi na hydrocarbon (kamar isopentane) a zazzabi na - 90 zuwa - 70 ℃.Babban tsarin samar da butyl roba ta hanyar hanyar bayani ya haɗa da shirye-shirye, sanyaya, polymerization na tsarin ƙaddamarwa da haɗaɗɗun sinadaran, hadawar maganin roba, tarwatsawa da cirewa, farfadowa da tacewa na kaushi da monomer da ba a yi ba, bayan jiyya na roba, da sauransu. manyan hanyoyin taimako sun haɗa da refrigeration, tsabtace reactor, shirye-shiryen ƙari, da sauransu.


  • Na baya:
  • Na gaba:

  • Ku rubuta sakonku anan ku aiko mana