Polyvinyl chloride (PVC) wani polymer ne da aka yi ta hanyar polymerization na vinyl chloride monomer (VCM) a gaban masu farawa kamar peroxides da mahadi azo ko kuma ta hanyar tsarin polymerization na kyauta a ƙarƙashin aikin haske ko zafi. PVC abu ne na polymer wanda ke amfani da zarra na chlorine don maye gurbin hydrogen atom a cikin polyethylene, kuma vinyl chloride homopolymers da vinyl chloride copolymers ana kiran su tare da resins na vinyl chloride.
Sarƙoƙin ƙwayoyin cuta na PVC sun ƙunshi atom ɗin chlorine mai ƙarfi mai ƙarfi tare da manyan rundunonin intermolecular, waɗanda ke sa samfuran PVC su zama masu tsauri, mai ƙarfi, da sauti na injina, kuma suna da kyakkyawan jinkirin harshen wuta (jinkirin harshen wuta yana nufin kadarorin da wani abu ke da shi ko abin da ke da shi bayan magani muhimmanci jinkirta yaduwar harshen wuta; duk da haka, dielectric akai-akai da dielectric asarar kwana tangent dabi'u sun fi na PE girma.
Gudun PVC ya ƙunshi ƙaramin adadin ɗakuna biyu, sarƙoƙi masu rassa da ragowar mahaɗan da aka bari a cikin martanin polymerization, da chlorine da atom ɗin hydrogen tsakanin nau'ikan zarra guda biyu na carbon da ke kusa, waɗanda ke cikin sauƙin dechlorinated, wanda ke haifar da lalatawar PVC cikin sauƙi a ƙarƙashin aikin. na haske da zafi. Sabili da haka, samfuran PVC suna buƙatar ƙara masu haɓaka zafi, irin su alli-zinc heat stabilizer, barium-zinc heat stabilizer, gubar gishiri mai daidaitawa, Organic tin stabilizer, da sauransu.
Manyan aikace-aikace
PVC ya zo da nau'i daban-daban kuma ana iya sarrafa shi ta hanyoyi daban-daban, ciki har da latsawa, fitarwa, allura, da sutura. Ana amfani da robobi na PVC da yawa wajen kera fina-finai, fata na wucin gadi, rufin wayoyi da igiyoyi, samfura masu ƙarfi, bene, kayan ɗaki, kayan wasanni, da sauransu.
Ana rarraba samfuran PVC gabaɗaya zuwa nau'ikan 3: m, tsaka-tsaki da taushi. Ana sarrafa samfurori masu tsauri da ƙananan ƙananan ba tare da ko tare da ƙananan ƙwayar filastik ba, yayin da samfurori masu laushi suna sarrafa su tare da babban adadin filastik. Bayan ƙara masu amfani da filastik, za'a iya saukar da zafin jiki na gilashin, wanda ya sa ya fi sauƙi don aiwatarwa a ƙananan zafin jiki kuma yana ƙaruwa da sassauci da filastik na sarkar kwayoyin halitta, kuma ya sa ya yiwu a yi samfurori masu laushi masu sassaucin ra'ayi a dakin da zafin jiki.
1. Bayanan martaba na PVC
An fi amfani dashi don yin kofofi da tagogi da kayan ceton makamashi.
2. PVC bututu
PVC bututun suna da iri da yawa, kyakkyawan aiki da kewayon amfani, da kuma mamaye matsayi mai mahimmanci a kasuwa.
3. Fina-finan PVC
Ana iya yin PVC ta zama fim mai haske ko launi na ƙayyadaddun kauri ta amfani da kalanda, kuma fim ɗin da aka samar ta wannan hanyar ana kiransa fim ɗin calended. Hakanan za'a iya hura albarkatun ƙasa na PVC a cikin fim ta amfani da injin gyare-gyare, kuma fim ɗin da aka samar da wannan hanyar ana kiransa fim ɗin bugun. Ana iya amfani da fim ɗin don dalilai da yawa kuma ana iya sarrafa shi cikin jaka, riguna, tufafin tebur, labule, kayan wasan motsa jiki, da dai sauransu ta hanyar yankewa da hanyoyin rufe zafi. Ana iya amfani da fina-finai masu faɗin gaskiya don gina greenhouses da filayen filastik, ko amfani da su azaman fina-finai na ƙasa.
4. Jirgin PVC
Ƙara da stabilizer, mai mai da filler, kuma bayan haɗawa, ana iya fitar da PVC zuwa cikin bututu masu ƙarfi daban-daban, bututu masu siffa da bututu masu ƙyalli tare da extruder, kuma ana amfani da su azaman bututun ƙasa, bututun ruwan sha, casing na waya na lantarki ko takalmi. Zane-zanen da aka yi wa kalandar suna manne da zafi mai zafi don yin tsayayyen zanen gado na kauri iri-iri. Za a iya yanke zanen gadon zuwa sifofin da ake so sannan kuma a yi masa walda da iska mai zafi ta amfani da sandunan walda na PVC a cikin tankunan ajiya daban-daban masu jure wa sinadarai, bututu da kwantena, da sauransu.
5. PVC samfurori masu laushi
Yin amfani da extruder, ana iya fitar da shi a cikin hoses, igiyoyi, wayoyi, da dai sauransu; ta yin amfani da injin gyare-gyaren allura tare da nau'ikan nau'ikan nau'ikan, ana iya yin ta zuwa takalman filastik, safofin hannu, silifas, kayan wasa, sassan mota, da dai sauransu.
6. PVC marufi kayan
Abubuwan PVC don marufi musamman don kwantena iri-iri, fim da takarda mai wuya. Ana samar da kwantena PVC galibi don ruwan ma'adinai, abubuwan sha, kwalabe na kayan kwalliya, amma kuma don fakitin mai mai ladabi.
7. PVC siding da bene
Ana amfani da siding na PVC galibi don maye gurbin siding na aluminum, fale-falen fale-falen fale-falen PVC, sai dai wani yanki na resin PVC, sauran abubuwan da aka gyara sune kayan da aka sake yin fa'ida, adhesives, filler da sauran abubuwan, galibi ana amfani da su a filin tashar jirgin sama da sauran wurare masu wuya. ƙasa.
8. PVC kayayyakin masu amfani
Ana iya samun samfuran PVC a ko'ina cikin rayuwarmu ta yau da kullun. Ana amfani da PVC don kera fata iri-iri na wucin gadi na jakunkuna, kayan wasanni kamar kwando, ƙwallon ƙwallon ƙafa da ƙwallon rugby. Ana kuma amfani da shi don yin riguna da bel na kayan kariya na musamman. Yadudduka na PVC don tufafi gabaɗaya masana'anta ne masu ɗaukar nauyi (babu abin da ake buƙata) kamar ponchos, wando na jarirai, Jaket ɗin fata na wucin gadi da takalman ruwan sama iri-iri. Hakanan ana amfani da PVC a yawancin wasanni da samfuran nishaɗi kamar kayan wasan yara, rikodin bayanai da kayan wasanni.
Lokacin aikawa: Jul-19-2023