Dzina lazogulitsa:Tetrahydroforan
Mtundu wazosintha:C4H8O
PE MAY:109-99-9
Kapangidwe kake kake:
Tetrahydroforan (thf) ndi mtundu wopanda pake, wosasunthika ndipo ndi yolakwika m'madzi ndi osinthika kwambiri.imayatsidwa kwambiri ndipo amatha kuwononga mphamvu ndi kaboni dayokisi. Kusunga kwa nthawi yayitali polumikizana ndi mpweya komanso kusowa kwa antioxidant ingayambitse kuwononga ma peroxides.
Tetrahydroforan imagwiritsidwa ntchito popanga ma polima komanso olima, mankhwala ogulitsa, komanso mankhwala osokoneza bongo. Zochita kupanga zomwe zimakonda kuchitika mu makina otsekedwa kapena pansi pa ntchito zomwe zimaletsa kuwonekera kwa wogwira ntchito ndikumasulira chilengedwe. Thf imagwiritsidwanso ntchito ngati zosungunulira (mwachitsanzo, chitoliro choyenera) chomwe chingapangitse kuti pakhale malo ophatikizika mukamagwiritsa ntchito malo osakwanira. Ngakhale THF imapezeka mwachilengedwe mu mafuta a khofi, owonda anapiye, ndi nkhuku yophika, zosayembekezereka sizikuyembekezeka kukhala zowopsa.
Nyanchene oxide amagwiritsidwa ntchito ngati mafuta osakaniza komanso osakanikirana ndi zina. Imagwiritsidwa ntchito kukhazikika pamafuta okhudzana ndi mtundu wa mapangidwe a mitundu ya andsludge.
Tetrahydroforan imagwiritsidwa ntchito ngati zosungunulira, ma vinsins, ndi ma oli okwera; monga chiwongolero cha griggerting kwa organiretic, ndi chitsulo chazitsulo; Ndipo mu synthesis goccinic acid ndi butrolactone.
Tetrahydroforan imagwiritsidwa ntchito makamaka (80%) kuti apange polytetramethylene ether glycol, malo oyambilira omwe amagwiritsidwa ntchito makamaka popanga zikopa za elastomeric (mwachitsanzo, zikopa za skateboard). Zotsalira (20%) imagwiritsidwa ntchito popanga mapulogalamu (mwachitsanzo, magalimoto opindika, zomata, zosindikizira, ma disi ogulitsa maginito) komanso monga mapangidwe a mankhwala.
Chemin imatha kupereka mitundu yambiri ya hydrocarbons ndi sol sol solsomers mafakitale.Izi zisanachitike, chonde werengani zidziwitso zotsatila zokhudzana ndi kuchita bizinesi:
1. Chitetezo
Chitetezo ndichofunika kwambiri. Kuphatikiza pa kupereka makasitomala omwe ali ndi chidziwitso chokhudza malonda athu otetezeka komanso achilengedwe. Chifukwa chake, timafuna kasitomala kuti awonetsetse kuti njira zosungiramo zovomerezeka ndi zosungirako zimakumana ndisanakane (chonde onani zowonjezera zomwe zikuwoneka bwino) zomwe zikugulitsidwa pansipa). Akatswiri athu a hiby amatha kupereka chitsogozo pamalingaliro awa.
2. Njira yoperekera
Makasitomala amatha kuyitanitsa ndikupereka zinthu kuchokera ku chemwin, kapena amatha kulandira zinthu kuchokera ku chomera chathu chopanga. Njira zomwe zilipo zimaphatikizapo galimoto, njanji kapena zoyendera zingapo (malo osiyana).
Pankhani yofunikira makasitomala, titha kutchula zomwe zosewerera kapena akanki ndikugwiritsa ntchito malamulo apadera / zowunikira.
3. Kuchuluka kwa dongosolo
Ngati mungagule zinthu kuchokera patsamba lathu, kuchuluka kochepa kwa matani 30.
4.Pamment
Njira yolipira yolipira imachotsedwa mwachindunji patatha masiku 30 kuchokera ku invoice.
5. Zolemba
Zolemba zotsatirazi zimaperekedwa ndi kutumiza kulikonse:
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Chikalata cha kusanthula kapena kusanthula (ngati kuli kofunikira)
Zolembedwa zokhudzana ndi malamulo
Zilembo zolembedwa ndi malamulo (ngati zikufunika)