Kev taw qhia txog cov khoom tseem ceeb
n-Butane (CAS: 106-97-8) yog ib qho khoom siv tshuaj alkane ncaj nraim. Nws yog ib qho roj tsis muaj xim, pob tshab, thiab yooj yim rau kev ua kom yooj yim hlawv hauv qab qhov xwm txheej ib txwm muaj, yooj yim ua kua, tsis muaj ntxhiab, thiab muaj cov khoom siv lub cev thiab tshuaj ruaj khov. Nws yog ib qho khoom siv tseem ceeb hauv kev lag luam tshuaj lom neeg nrog ob qho nqi ntawm kev siv roj thiab cov khoom siv hluavtaws nruab nrab. Cov khoom no tau npaj los ntawm cov txheej txheem kho kom raug, tswj hwm cov cim qhia txog kev tsis huv xws li cov ntsiab lus sulfur, cov ntsiab lus dej, methanol, dimethyl ether, thiab lwm yam. Cov ntsiab lus tseem ceeb yog ≥99.5% (cov lus qhia txog kev ntshiab siab tuaj yeem hloov kho). Nws hlawv tag nrho yam tsis muaj pa luam yeeb dub, qhov kev sib xyaw ua ke yog qhov sib xyaw ua ke thiab tswj tau, thiab nws yooj yim rau kev khaws cia thiab kev thauj mus los, tsim nyog rau ntau yam txheej txheem tsim khoom lag luam. Nws ua tau raws li cov qauv hauv tebchaws thiab cov qauv thoob ntiaj teb rau cov khoom siv tshuaj lom neeg, thiab siv dav hauv roj lag luam, kev sib xyaw ua ke tshuaj, tub yees thiab ua npuas dej, aerosols thiab lwm yam teb. Nws yog cov khoom siv tshuaj lom neeg zoo nrog ob qho tib si kev ua tau zoo thiab kev ruaj khov.
Cov txiaj ntsig tseem ceeb ntawm cov khoom
Kev huv siab thiab tsis muaj kuab paug, kev tswj xyuas zoo nruj: Cov ntsiab lus tseem ceeb feem ntau yog ≥99.5%, thiab 99.9% cov lus qhia txog kev huv siab heev tuaj yeem hloov kho tau; cov cim qhia txog kev tsis huv tseem ceeb xws li cov ntsiab lus sulfur, cov ntsiab lus dej, thiab cov khoom seem evaporation qis dua li cov qauv kev lag luam, tsis muaj ntxhiab tsw, tsis muaj cov khoom seem tsis zoo, ua kom ntseeg tau tias cov txheej txheem ntau lawm ruaj khov los ntawm qhov chaw.
Kev ua haujlwm ruaj khov thiab kev hloov pauv tau zoo: Nws muaj cov khoom siv tshuaj lom neeg ruaj khov, yooj yim rau liquefy, khaws cia thiab thauj mus los hauv qab qhov kub thiab txias ib txwm muaj, muaj zog hlawv calorific thiab hlawv tag nrho, tsis muaj pa luam yeeb dub, tsis muaj coking; ua cov khoom siv raw khoom siv, qhov tshuaj tiv thaiv yog qhov tsis hnyav, nrog ob peb qhov kev tiv thaiv sab, tsim nyog rau ntau yam txheej txheem kev lag luam xws li kev kho, catalysis, polymerization, thiab lwm yam, yam tsis cuam tshuam rau qhov zoo ntawm cov khoom lag luam downstream.
Muaj ntau lub hom phiaj, siv tau dav: Nws muaj ob qho tib si roj thiab tshuaj lom neeg tsim. Nws tuaj yeem siv ncaj qha ua roj huv, thiab tseem yog lub hauv paus nruab nrab los npaj ntau yam khoom siv tshuaj, ua kom tau raws li qhov xav tau ntawm ntau yam lag luam hauv ib qho chaw nres tsheb thiab txhim kho kev siv cov khoom siv raw kom zoo.
Kev khaws cia thiab kev thauj mus los yooj yim, kev muab khoom yooj yim: Txhawb ntau txoj kev khaws cia thiab kev thauj mus los xws li kev thauj mus los hauv dej (lub tank me / lub tank loj) thiab kev thauj mus los hauv tsheb thauj khoom, tsim nyog rau kev sim me me thiab kev muab khoom ruaj khov rau ntau qhov chaw; nrog ntau lub tsev rau khoom thoob plaws lub tebchaws, kev lag luam hla ciam teb tuaj yeem phim nrog cov kev daws teeb meem thoob ntiaj teb xws li kev thauj mus los hauv hiav txwv thiab kev thauj mus los hauv av, kom ntseeg tau tias kev xa khoom raws sijhawm.
Ua raws li cov qauv thiab kev ua haujlwm siab: Cov khoom ua tau raws li cov qauv tshuaj lom neeg hauv tebchaws thiab cov kev cai xeem xa khoom tuaj thiab xa tawm thoob ntiaj teb, nrog rau kev taug qab tag nrho cov txheej txheem thiab cov ntawv qhia kev xeem tiav, uas tuaj yeem siv ncaj qha rau kev lag luam xa tawm; cov txheej txheem kho kom raug yog qhov paub tab, kev tsim khoom loj txo cov nqi khoom, thiab tsis tas yuav hloov kho cov txheej txheem ntxiv rau kev ntxiv, pab cov neeg siv khoom txo cov nqi thiab ua kom muaj txiaj ntsig zoo.
Cov kev siv tseem ceeb hauv ntau qhov chaw
Kev cia siab rau nws cov khoom siv lub cev thiab tshuaj lom neeg zoo heev thiab cov txiaj ntsig zoo ntawm kev ntshiab, n-Butane tau dhau los ua qhov xav tau hnyavCov khoom siv raw tseem ceeb hauv kev lag luam ntawm kev tsim tshuaj lom neeg, roj lag luam, tub yees thiab ua npuas dej, nrog rau cov xwm txheej siv rau tag nrho cov saw hlau kev lag luam sab saud thiab sab qis:
Kev lag luam roj: Tom qab liquefaction, nws yog siv los ua roj huv pej xeem, roj cua sov kev lag luam, roj barbecue sab nraum zoov, nrog rau tus nqi calorific siab, kev sib xyaw ua ke huv, kev khaws cia thiab kev thauj mus los yooj yim, tsim rau tsev neeg, cov chaw tsim khoom, kev noj mov thiab lwm yam xwm txheej; nws kuj tseem siv tau ua cov khoom ntxiv rau roj cav sib xyaw sab hauv kom txhim kho kev ua haujlwm sib xyaw.
Kev tsim tshuaj lom neeg nruab nrab: Ua cov khoom siv alkane yooj yim, nws tuaj yeem npaj cov khoom siv tshuaj xws li butadiene, isobutane, acetic acid, acrylic acid, maleic anhydride los ntawm catalysis, cracking thiab lwm yam txheej txheem, thiab yog cov khoom siv raw rau cov roj hmab hluavtaws, plastics, coatings, thiab cov tshuaj nruab nrab.
Kev ua kom txias thiab ua npuas dej: Ua ib qho khoom siv txias thiab ua npuas dej rau ib puag ncig, nws tuaj yeem hloov qee cov freons, tsim nyog rau cov khoom siv txias xws li cov tub yees thiab cov tub yees khov, thiab tseem siv rau hauv cov txheej txheem ua npuas dej ntawm cov roj hmab thiab cov khoom yas xws li polyurethane thiab polystyrene, nrog rau kev ua npuas dej sib xws thiab kev ua haujlwm ruaj khov ntawm cov khoom tiav.
Lwm cov ntawv thov kev lag luam: Ua ib qho aerosol propellant, nws yog siv rau hauv cov tshuaj lom neeg txhua hnub thiab cov tshuaj aerosol; ua ib qho reagent txheem hauv chaw kuaj mob, nws yog siv rau hauv kev tshuaj ntsuam tshuaj lom neeg thiab kev tshawb fawb tshawb fawb; nws kuj tseem siv tau ua ib qho khoom ntxiv rau cov kua roj fracturing los txhim kho cov roj thiab roj rov qab ua haujlwm zoo.
Lub sijhawm tshaj tawm: Lub Peb Hlis-04-2026
