Sunan samfur:Polyvinyl chloride
Tsarin kwayoyin halitta:Saukewa: C2H3Cl
Lambar CAS:9002-86-2
Tsarin kwayoyin halitta:
Polyvinyl chloride, wanda aka fi sani da PVC, shine robobi na uku mafi ko'ina da ake samarwa, bayan polyethylene da polypropylene. Ana amfani da PVC a cikin ginin saboda yana da tasiri fiye da kayan gargajiya irin su jan karfe, ƙarfe ko itace a cikin bututu da aikace-aikacen bayanan martaba. Ana iya yin shi da sauƙi kuma mafi sauƙi ta hanyar ƙara kayan aikin filastik, mafi yawan amfani da su shine phthalates. A cikin wannan nau'i, ana kuma amfani da shi a cikin tufafi da kayan ado, kayan kwalliyar wutar lantarki, kayan da ake buƙata da kuma aikace-aikace masu yawa waɗanda suke maye gurbin roba.
Pure polyvinyl chloride fari ne, mai karye. Ba shi da narkewa a cikin barasa, amma dan kadan mai narkewa a cikin tetrahydrofuran.
Peroxide-ko thiadiazole-warke CPE yana nuna kyakkyawan kwanciyar hankali na thermal har zuwa 150 ° C kuma yana da juriya mai yawa fiye da elastomer marasa ƙarfi kamar roba na halitta ko EPDFM.
Kayayyakin kasuwanci suna da laushi lokacin da abun ciki na chlorine ya kasance 28-38%. A fiye da 45% abun ciki na chlorine, kayan yayi kama da polyvinyl chloride. Polyethylene mai nauyin nauyi mafi girma yana haifar da polyethylene mai chlorinated wanda ke da babban danko da ƙarfi duka.
Ƙarƙashin farashi na PVC, juriya na halitta da sinadarai da iya aiki sun haifar da amfani da shi don aikace-aikace iri-iri. Ana amfani da shi don bututun magudanar ruwa da sauran aikace-aikacen bututu inda farashi ko raunin lalacewa ya iyakance amfani da ƙarfe. Tare da ƙari na masu gyara tasiri da masu daidaitawa, ya zama sanannen abu don taga da firam ɗin kofa. Ta ƙara robobi, zai iya zama mai sauƙi don amfani da shi a aikace-aikacen cabling azaman insulator na waya. An yi amfani da shi a wasu aikace-aikace da yawa.
Bututu
Kusan rabin resin polyvinyl chloride na duniya da ake ƙera kowace shekara ana amfani dashi don samar da bututu don aikace-aikacen birni da masana'antu. A cikin kasuwar rarraba ruwa yana da kashi 66% na kasuwa a Amurka, kuma a aikace-aikacen bututun tsafta, yana da kashi 75%. Nauyinsa mai sauƙi, ƙarancin farashi, da ƙarancin kulawa yana sa ya zama abin sha'awa. Koyaya, dole ne a sanya shi a hankali kuma a kwance shi don tabbatar da tsagawar tsayin daka da yawan kararrawa. Bugu da ƙari, ana iya haɗa bututun PVC tare ta hanyar amfani da siminti daban-daban, ko mai haɗaɗɗun zafi (tsarin ƙulli, kama da haɗa bututun HDPE), ƙirƙirar haɗin gwiwa na dindindin waɗanda kusan ba su da yuwuwa.
Kebul na lantarki
Ana amfani da PVC da yawa azaman rufi akan igiyoyin lantarki; PVC da aka yi amfani da shi don wannan dalili yana buƙatar yin filastik.
Polyvinyl chloride (uPVC) wanda ba a yi amfani da shi ba don gini
UPVC, wanda kuma aka sani da PVC mai tsauri, ana amfani da shi sosai a cikin masana'antar gini azaman ƙarancin kulawa, musamman a Ireland, Burtaniya, da Amurka. A Amurka an san shi da vinyl, ko vinyl siding. Kayan ya zo cikin launuka iri-iri da ƙarewa, gami da hoto - tasirin ƙarewar itace, kuma ana amfani dashi azaman madadin itacen fenti, galibi don firam ɗin taga da sills lokacin shigar da glazing sau biyu a cikin sabbin gine-gine, ko don maye gurbin tsofaffin glazed guda ɗaya. tagogi. Sauran amfani sun haɗa da fascia, da siding ko hawan yanayi. Wannan abu ya kusan maye gurbin amfani da ƙarfe na simintin gyaran kafa don aikin famfo da magudanar ruwa, ana amfani da shi don bututun sharar gida, magudanar ruwa, magudanar ruwa da magudanar ruwa. UPVC ba ta ƙunshi phthalates ba, tunda waɗanda kawai ana ƙara su zuwa PVC mai sassauƙa, kuma baya ɗauke da BPA. An san uPVC da samun juriya mai ƙarfi akan sinadarai, hasken rana, da iskar shaka daga ruwa.
Tufafi da kayan daki
An yi amfani da PVC sosai a cikin tufafi, don ƙirƙirar kayan kamar fata ko a wasu lokuta kawai don tasirin PVC. Tufafin PVC ya zama ruwan dare a cikin Goth, Punk, kayan kwalliya da madadin salon salo. PVC yana da arha fiye da roba, fata, da latex wanda saboda haka ana amfani dashi don kwaikwaya.
Kiwon lafiya
Babban wuraren aikace-aikacen guda biyu don mahadi na PVC da aka yarda da su ta hanyar likitanci sune kwantena masu sassauƙa da tubing: kwantena da ake amfani da su don abubuwan jini da abubuwan jini don fitsari ko samfuran ostomy da tubing da ake amfani da su don shan jini da bada jini, catheters, saitin kewayawa na zuciya, saitin hemodialysis da dai sauransu. A Turai amfani da PVC don na'urorin kiwon lafiya kusan tan 85.000 ne kowace shekara. Kusan kashi ɗaya bisa uku na na'urorin likitancin filastik an yi su ne daga PVC.
Falo
Filayen PVC masu sassauƙa ba su da tsada kuma ana amfani da su a cikin gine-gine iri-iri da ke rufe gida, asibitoci, ofisoshi, makarantu, da dai sauransu. Zane-zane masu rikitarwa da 3D suna yiwuwa saboda kwafin da za'a iya ƙirƙira wanda sannan ana kiyaye shi ta hanyar shimfidar lalacewa. Matsakaicin kumfa na vinyl na tsakiya shima yana ba da kwanciyar hankali da aminci. Santsi, ƙaƙƙarfan saman rufin lalacewa na sama yana hana haɓakar ƙazanta wanda ke hana ƙwayoyin cuta yin haifuwa a wuraren da ya kamata a kiyaye bakararre, kamar asibitoci da asibitoci.
Sauran aikace-aikace
An yi amfani da PVC don ɗimbin samfuran mabukaci na ƙaramin ƙarami idan aka kwatanta da aikace-aikacen masana'antu da kasuwanci da aka kwatanta a sama. Wani farkon aikace-aikacen mabukaci na kasuwa shine yin rikodin vinyl. Misalai na baya-bayan nan sun haɗa da rufin bango, wuraren shaƙatawa, wuraren wasan gida, kumfa da sauran kayan wasan yara, manyan manyan motoci na al'ada (kwalti), fale-falen rufi da sauran nau'ikan suturar ciki.
Chemwin na iya samar da nau'ikan nau'ikan hydrocarbons da abubuwan kaushi na sinadarai don abokan cinikin masana'antu.Kafin wannan, da fatan za a karanta mahimman bayanai masu zuwa game da yin kasuwanci tare da mu:
1. Tsaro
Tsaro shine babban fifikonmu. Baya ga samar wa abokan ciniki bayanai game da aminci da amincin amfani da samfuran mu, mun kuma jajirce wajen tabbatar da cewa an rage haɗarin aminci na ma'aikata da 'yan kwangila zuwa mafi ƙanƙanta mai yuwuwa. Sabili da haka, muna buƙatar abokin ciniki don tabbatar da cewa an cika daidaitattun ƙa'idodin saukarwa da aminci na ajiya kafin isar da mu (da fatan za a koma zuwa ƙarin bayanin HSSE a cikin sharuɗɗan tallace-tallace na gaba ɗaya da ke ƙasa). Kwararrun mu na HSSE na iya ba da jagora akan waɗannan ƙa'idodi.
2. Hanyar bayarwa
Abokan ciniki na iya yin oda da isar da kayayyaki daga chemwin, ko kuma za su iya karɓar samfuran daga masana'antar masana'anta. Hanyoyin sufurin da ake da su sun haɗa da manyan motoci, jirgin ƙasa ko jigilar kayayyaki da yawa (sharuɗɗan daban sun shafi).
Game da buƙatun abokin ciniki, za mu iya ƙididdige buƙatun jiragen ruwa ko tankuna da amfani da ƙa'idodin aminci / bita na musamman da buƙatu.
3. Mafi ƙarancin tsari
Idan ka sayi samfura daga gidan yanar gizon mu, mafi ƙarancin tsari shine ton 30.
4.Biyan kuɗi
Daidaitaccen hanyar biyan kuɗi shine cirewa kai tsaye a cikin kwanaki 30 daga daftari.
5. Takardun bayarwa
Ana ba da waɗannan takaddun tare da kowace bayarwa:
Bill of Lading, CMR Waybill ko wasu takaddun jigilar kayayyaki masu dacewa
Takaddun Takaddun Bincike ko Daidaitawa (idan an buƙata)
Takaddun da ke da alaƙa da HSSE daidai da ƙa'idodi
Takaddun kwastam daidai da ka'idoji (idan an buƙata)