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Sunan samfur:polyethylene
Tsarin kwayoyin halitta:nC2H4
CAS No:9002-88-4
Tsarin kwayoyin halitta:
Abubuwan sinadarai da na zahiri suna da tasiri sosai ta hanyar ƙara yawa, wanda sifa da tazarar sarkar ƙwayoyin cuta ta shafa. Kayayyakin ƙananan ɗimbin yawa suna da sarƙaƙƙiya mai rassa kuma suna da nisa sosai, yayin da manyan kayan aiki suna da sarƙoƙi madaidaiciya kuma madaidaiciya. Polyethylene mai ƙarancin yawa (0.926-0.9409 g/cm3) yana narkewa a cikin kaushi na halitta a yanayin zafi sama da 200F. Ba shi da narkewa a zafin jiki. Polyethylene mai girma (0.041-0.965 g/cm3) shine hydrophobic, mai yuwuwa zuwa gas, kuma yana da tsayayyar wutar lantarki.
Ƙananan nauyin kwayoyin polyethylene suna da kyakkyawan juriya na lantarki da juriya ga ruwa da yawancin sinadarai. Matsakaicin nau'in polymers nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i nau'i) da kuma polyethylene polymers wanda nauyin kwayoyin su ya fi 10,000. Ta sãɓã wa jũna mai kara kuzari da kuma hanyoyin na polymerization, kaddarorin kamar yawa, crystallinity, kwayoyin nauyi, da kuma polydispersity za a iya kayyade a kan fadi da jeri. Polymers tare da yawa daga kusan 0.910 zuwa 0.925 g/cm3 sune ƙananan polyethylenes; wadanda ke da yawa daga 0.926 zuwa 0.940 g/cm3 sune polyethylene masu matsakaicin yawa; kuma waɗanda ke da yawa daga 0.941 zuwa 0.965 g/cm3 kuma mafi girma sune manyan polyethylenes.
Polyethylene (PE) shine polymer thermoplastic wanda ya ƙunshi dogayen sarƙoƙi na hydrocarbon. Ana amfani da PE a cikin aikace-aikacen da dama ciki har da marufi mai sassaucin ra'ayi wanda aka samar da tsarin fim mai busa. Ana amfani da polyethylene don daidaita danko, kaddarorin dakatarwa, da kwanciyar hankali gabaɗaya a cikin ƙirar kayan kwalliya. Aikace-aikace na yau da kullun sun haɗa da ɓangarorin allura na musamman, a cikin waɗannan filayen Polyethylene yana da fa'idodi da yawa:
Allura da busa gyare-gyaren kayan wasan yara, kayan gida da murfi.
Allurar gyare-gyaren kujerun mota, sassa masu yankan katako da pails.
Canjin allura, kwantena sirara da kayan gida.
Rubutun narke mai zafi don takarda, ƙari a cikin gyare-gyaren simintin gyare-gyare, kyandir, tawada na tushen mai da mannen narke mai zafi.
Ƙara zuwa ga polyesters, epoxides da sauran polymers don ba da keɓaɓɓen kaddarorin UHMWPE. An yi amfani da shi a cikin sassan masana'antu, sutura da lalacewa a 10-40 wt. %.
Aikace-aikacen fim ɗin suna da fa'ida mai kyau da tauri.
Mold saki ƙari, mai mai a cikin roba aiki, extrusion da calendering taimako ga PVC da dispersing taimako ga launi maida hankali.
Bearings, gears, bushings da sauran sassa motsi.
Rumbun dakin gwaje-gwaje; a yin prostheses; rufin lantarki; kayan tattarawa; kayan dafa abinci; tanki da rufin bututu; rubutun takarda; textile stiffeners.
Ana amfani da polyethylene don daidaita danko, kaddarorin dakatarwa, da kwanciyar hankali gabaɗaya a cikin ƙirar kayan kwalliya. Ana samunsa daga iskar gas ko bushewar barasa.
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)
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