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Iyiphi inkampani enkulu ye-petrochemical e-China?
Eminyakeni yakamuva, imboni ye-petrochemical yaseShayina ikhule ngokushesha, kunezinkampani eziningi ezilwela ukwabelana ngemakethe. Yize eziningi zalezi zinkampani zizincane ngosayizi, ezinye zikwazile ukugqama esixukwini futhi zizimise njengabaholi bezimboni. Kulesi sihloko, si...Funda kabanzi -
Uyini umkhuba wemakethe we-propylene oxide?
I-Propylene oxide (PO) iyimpahla eluhlaza ebalulekile ekukhiqizeni izinhlanganisela zamakhemikhali ezihlukahlukene. Uhlu olubanzi lwezicelo luhlanganisa ukukhiqizwa kwe-polyurethane, i-polyether, nezinye izimpahla ezisekelwe ku-polymer. Ngesidingo esikhulayo semikhiqizo esekwe ku-PO ezimbonini ezahlukahlukene ezifana nezokwakha,...Funda kabanzi -
Ubani umkhiqizi omkhulu we-propylene oxide emhlabeni?
I-Propylene oxide iwuhlobo lwezinto ezibalulekile zamakhemikhali asetshenziswayo kanye neziphakathi, ezisetshenziswa kakhulu ekukhiqizeni ama-polyether polyols, ama-polyester polyols, i-polyurethane, i-polyester, ama-plasticizers, ama-surfactants nezinye izimboni. Njengamanje, ukukhiqizwa kwe-propylene oxide kuhlukaniswe ikakhulukazi ...Funda kabanzi -
Ubani owenza i-propylene oxide e-China?
I-Propylene oxide (PO) iyinhlanganisela yamakhemikhali ehlukahlukene enemisebenzi eminingi yezimboni. I-China, njengomkhiqizi ovelele kanye nomthengi we-PO, ibone ukwanda kokukhiqizwa nokusetshenziswa kwale nhlanganisela eminyakeni yamuva nje. Kulesi sihloko, sihlolisisa ukuthi ubani owenza i-propylen ...Funda kabanzi -
Yini efana ne-acetone?
I-acetone iwuhlobo lwe-solvent ephilayo, esetshenziswa kakhulu emkhakheni wezokwelapha, amakhemikhali amahle, amapende, njll. Inesakhiwo esifanayo ne-benzene, i-toluene nezinye izinhlanganisela ezinamakha, kodwa isisindo sayo samangqamuzana siphansi kakhulu. Ngakho-ke, inokuguquguquka okuphezulu nokuncibilika emanzini. ...Funda kabanzi -
Ingabe i-acetone ingenziwa nge-isopropyl alcohol?
I-acetone iyi-solvent esetshenziswa kakhulu ephilayo enezinhlobonhlobo zezimboni, okuhlanganisa upende, izinto zokunamathisela, nezinto zikagesi. I-Isopropyl alcohol nayo iyisinyibilikisi esivamile esisetshenziswa ezinhlobonhlobo zezinqubo zokukhiqiza. Kulesi sihloko, sizohlola ukuthi i-acetone ingenziwa yini kusuka ku-isopropyl alco ...Funda kabanzi -
Ingabe i-isopropanol iyafana ne-acetone?
I-Isopropanol ne-acetone yizinhlanganisela ezimbili ezivamile zezinto eziphilayo ezinezakhiwo ezifanayo kodwa izakhiwo zamangqamuzana ezihlukene. Ngakho-ke, impendulo yombuzo othi "Ingabe isopropanol iyafana ne-acetone?" ngokusobala cha. Lesi sihloko sizophinde sihlaziye umehluko phakathi kwe-isopropanol ne...Funda kabanzi -
Ungakwazi yini ukuxuba isopropanol ne-acetone?
Ezweni lanamuhla, lapho ukusetshenziswa kwamakhemikhali kwanda kakhulu ekuphileni kwethu kwansuku zonke, ukuqonda izakhiwo kanye nokusebenzisana kwalawa makhemikhali kubalulekile. Ikakhulukazi, umbuzo wokuthi umuntu angakwazi yini ukuxuba i-isopropanol ne-acetone unemiphumela ebalulekile ezinhlobonhlobo eziningi ...Funda kabanzi -
I-isopropanol ikhiqizwa kanjani kusuka ku-acetone?
I-Isopropanol iwuketshezi olungenambala, oluvutha umlilo olusetshenziswa kakhulu ezimbonini ezahlukahlukene ezifana nezincibilikisi, amarabha, izinto zokunamathisela nokunye. Enye yezindlela eziyinhloko zokukhiqiza isopropanol ngokusebenzisa i-hydrogenation ye-acetone. Kulesi sihloko, sizongena sijule kule nqubo. Okokuqala...Funda kabanzi -
Yiziphi izakhiwo zomzimba ze-isopropanol?
I-Isopropanol iwuhlobo lotshwala, olwaziwa nangokuthi i-isopropyl alcohol, ene-molecular formula C3H8O. Iwuketshezi olungenambala obala, olunesisindo samangqamuzana esingu-60.09, kanye nokuminyana okungu-0.789. I-Isopropanol iyancibilika emanzini futhi ihlangana ne-ether, i-acetone ne-chloroform. Njengenhlobo o...Funda kabanzi -
Ingabe i-isopropanol iwumkhiqizo wokuvutshelwa?
Okokuqala, ukuvutshelwa kuwuhlobo lwenqubo yezinto eziphilayo, okuyinqubo eyinkimbinkimbi yezinto eziphilayo yokuguqula ushukela ube yi-carbon dioxide notshwala ngaphansi kwezimo ze-anaerobic. Kule nqubo, ushukela ubola nge-anaerobically ube yi-ethanol ne-carbon dioxide, bese i-ethanol iqhubeka ...Funda kabanzi -
I-isopropanol iguqulwa ibe yini?
I-Isopropanol iwuketshezi olungenambala, olusobala olunephunga elinamandla elicasulayo. Iwuketshezi oluvuthayo noluguquguqukayo ezingeni lokushisa elivamile. Isetshenziswa kabanzi ekukhiqizeni amakha, ama-solvents, ama-antifreezes, njll. Ngaphezu kwalokho, i-isopropanol nayo isetshenziswa njengento eluhlaza yokuhlanganiswa kwezinye ...Funda kabanzi
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