Dimethyl etherke motsoako oa lintho tse phelang oo e leng khase e tukang e se nang 'mala le e sa nkhang hamonate tlas'a maemo a tloaelehileng, ka foromo ea lik'hemik'hale C2H6O.
Ho kopana le moea ho ka etsa metsoako e phatlohang, e tloaetseng ho tuka le ho phatloha ha ho kopana le mocheso, litlhase, malakabe kapa li-oxidants.Li-peroxide tse nang le likotsi tse ka bang teng tsa ho phatloha li ka hlahisoa ha li kopana le moea kapa tlas'a maemo a bobebe, ka bongata bo phahameng ho feta moea.Li ka hasana sebakeng se selelele libakeng tse tlase 'me tsa hotetsa ha li kopana le mohloli oa mollo.Haeba u kopana le mocheso o phahameng, khatello e ka hare ho setshelo e eketseha, e beha kotsi ea ho phunyeha le ho phatloha.
Lintho tsa 'mele le tsa lik'hemik'hale:
| Ponahalo | Khase e se nang mebala e nang le monko o ikhethang oa li-ethers. |
| Sebaka se qhibilihang | -141 ℃ |
| Ntho e belang | -29.5 ℃ |
| Density (mokelikeli) | 0.666g/cm3 |
| Boima ba 'mele (khase) | 1.97kg/m3 |
| Khatello ea mouoane e matla | 533.2kPa (20 ℃) |
| Mocheso o tukang | -1453kJ/mol |
| Mocheso oa bohlokoa | 127 ℃ |
| Khatello e mahlonoko | 5.33MPa |
| Octanol/coefficient ea karohano ea metsi | 0.10 |
| flash point | -89.5 ℃ |
| Mocheso oa mocheso | 350 ℃ |
Boloka sebakeng sa polokelo se pholileng le se nang le moea oa moea.Qoba hole le litlhase le mehloli ea mocheso.Mocheso oa sebaka sa polokelo ha oa lokela ho feta 30 ℃.E lokela ho bolokoa ka thoko ho li-oxidants, acid, le halogens, 'me ha ea lokela ho tsoakoa bakeng sa polokelo.Ho sebelisa mabone a thibelang ho phatloha le lisebelisoa tsa moea.Thibela tšebeliso ea thepa ea mochini le lithulusi tse atisang ho ba le litlhase.Sebaka sa polokelo se lokela ho ba le lisebelisoa tsa ho arabela maemong a tšohanyetso bakeng sa ho lutla.
Ha u tsamaisa li-cylinders tsa tšepe, ho hlokahala hore u roale helmete ea tšireletso holim'a silinda.Li-cylinders tsa tšepe hangata li behoa sephara, 'me molomo oa botlolo o lokela ho shebana le tsela e le' ngoe 'me o se ke oa tšela;Bophahamo ha boa lokela ho feta terata e sireletsang ea koloi, 'me liphaphatha tsa lehong tse khutlo-tharo li lokela ho sebelisoa ho e tiisa ho thibela ho thetheha.Nakong ea lipalangoang, likoloi tsa lipalangoang li lokela ho ba le mefuta e lumellanang le lisebelisoa tsa ho tima mollo.Pipe ea ho ntša metsi ea koloi e jereng ntho ena e tlameha ho ba le sesebelisoa se thibelang lelakabe, 'me e thibetsoe ho sebelisa lisebelisoa tsa mechine le lisebelisoa tse atisang ho ba le litlhase bakeng sa ho laolla le ho laolla.Ho thibetsoe ka ho feletseng ho kopanya le ho tsamaisa le li-oxidants, acid, halogens, lik'hemik'hale tse jeoang, joalo-joalo Lipalangoang li lokela ho etsoa hoseng le mantsiboea lehlabula ho thibela ho pepeseha ha letsatsi ka ho toba.Nakong ea khefu, qoba litlhase le mehloli ea mocheso.Nakong ea lipalangoang tsa litsela, hoa hlokahala ho latela tsela e behiloeng le ho emisa libakeng tsa bolulo le tse nang le baahi ba bangata.E thibetsoe ho thella nakong ea lipalangoang tsa terene.
Dimethyl ether, joalo ka sehlahisoa se hlahang sa mantlha sa lik'hemik'hale, se na le litšebeliso tse ngata tse ikhethang indastering ea meriana, mafura, chefo e bolaeang likokoanyana le lik'hemik'hale tse ling ka lebaka la litšobotsi tsa eona tsa ho hatelloa, condensation le khase.Dimethyl ether e phahameng e ka nkela Freon sebaka e le sehatsetsi sa aerosol le sehatsetsi, e fokotsa tšilafalo tikolohong ea sepakapaka le tšenyo ea lera la ozone.Ka lebaka la ho qhibiliha ha metsi hantle le ho qhibiliha ha oli, mefuta e mengata ea tšebeliso ea eona e phahametse haholo lik'hemik'hale tsa petroleum tse kang propane le butane.Ho nkela methanol sebaka e le ntho e ncha e tala bakeng sa tlhahiso ea formaldehyde ho ka fokotsa haholo litšenyehelo tsa tlhahiso ea formaldehyde le ho bonts'a bophahamo ba eona ho limela tse kholo tsa formaldehyde.Joalo ka khase ea mafura ea sechaba, matšoao a eona a ts'ebetso a joalo ka polokelo le lipalangoang, polokeho ea mollo, boleng ba khalori ea khase e kopantsoeng pele, le mocheso oa mohopolo oa ho tuka o phahame ho feta oa khase ea oli ea mokelikeli.E ka sebelisoa e le khase e phahameng ea ho kuta bakeng sa khase ea liphaephe tsa litoropong le motsoako oa khase ea oli ea mokelikeli.Hape ke mafura a loketseng bakeng sa lienjine tsa diesel, 'me ha ho bapisoa le likoloi tsa mafura a methanol, ha ho na bothata ba ho qala ho bata ha likoloi.Dimethyl ether e boetse ke e 'ngoe ea lisebelisoa tse ka sehloohong tse tala bakeng sa tlhahiso ea li-olefin tse tlaase tsa carbon nakong e tlang.
Chemwin e ka fana ka mefuta e mengata ea li-hydrocarbon tse ngata le li-solvents tsa lik'hemik'hale bakeng sa bareki ba indasteri.Pele ho moo, ka kopo bala lintlha tse latelang mabapi le ho etsa khoebo le rona:
1. Tshireletso
Tšireletseho ke eona ntho e tlang pele bophelong ba rona.Ntle le ho fa bareki tlhahisoleseling mabapi le ts'ebeliso e sireletsehileng le e baballang tikoloho ea lihlahisoa tsa rona, re boetse re ikemiselitse ho netefatsa hore likotsi tsa polokeho ea basebetsi le borakonteraka li fokotsoa ho ba bonyane bo utloahalang le bo ka khonehang.Ka hona, re hloka hore moreki a etse bonnete ba hore litekanyetso tse nepahetseng tsa ho laolla le ho boloka polokeho li fihlelleha pele ho pepa ha rona (ka kopo sheba sehlomathiso sa HSSE ho latela maemo le maemo a kakaretso a thekiso ka tlase).Litsebi tsa rona tsa HSSE li ka fana ka tataiso mabapi le litekanyetso tsena.
2. Mokhoa oa ho fana
Bareki ba ka odara le ho fana ka lihlahisoa ho tsoa ho chemwin, kapa ba ka fumana lihlahisoa ho tsoa femeng ea rona ea tlhahiso.Mekhoa e teng ea lipalangoang e kenyelletsa lipalangoang tsa literaka, terene kapa mefuta e mengata (maemo a arohaneng a sebetsa).
Tabeng ea litlhoko tsa bareki, re ka hlakisa litlhoko tsa likepe kapa litanka mme ra sebelisa litekanyetso tse khethehileng tsa polokeho / tlhahlobo le litlhoko.
3. Palo e fokolang ea taelo
Haeba u reka lihlahisoa sebakeng sa rona sa marang-rang, palo e tlase ea odara ke lithane tse 30.
4.Tefo
Mokhoa o tloaelehileng oa ho lefa ke ho fokotsa ka kotloloho matsatsing a 30 ho tsoa ho invoice.
5. Litokomane tsa thomello
Litokomane tse latelang li fanoe ka thomello ka 'ngoe:
· Bill of Lading, CMR Waybill kapa tokomane e 'ngoe e amehang ea lipalangoang
· Setifikeiti sa Tlhahlobo kapa Tumellano (haeba ho hlokahala)
· Litokomane tse amanang le HSSE tumellanong le melaoana
· Litokomane tsa meetlo ho latela melaoana (haeba ho hlokahala)
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