Ulwazi lwekhemikhali | - Icandelo lesi-6

Yeyiphi eyona nkampani inkulu yepetrochemical eTshayina?
ngu admin on 24-02-18
Kwiminyaka yakutshanje, ishishini lepetrochemical laseTshayina likhule ngokukhawuleza, kukho iinkampani ezininzi ezikhuphisana ngesabelo semarike. Ngelixa uninzi lwezi nkampani zincinci ngobukhulu, ezinye zikwazile ukugqama phakathi kwesihlwele kwaye zizimise njengeenkokeli zeshishini. Kweli nqaku, siza...
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Yintoni intsingiselo yemarike kwipropylene oxide?
ngu admin ngo 24-02-04
Ipropylene oxide (PO) yimathiriyeli ekrwada ebalulekileyo ekuvelisweni kweekhompawundi zeekhemikhali ezahlukeneyo. Uluhlu olubanzi lwezicelo lubandakanya ukuveliswa kwe-polyurethane, i-polyether, kunye nezinye izinto ezisekelwe kwi-polymer. Ngemfuno ekhulayo yeemveliso ezisekelwe kwi-PO kumashishini ahlukeneyo afana nokwakha, ...
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Ngubani oyena mvelisi mkhulu wepropylene oxide ehlabathini?
ngu admin ngo 24-02-01
Ipropylene oxide luhlobo lwezinto ezibalulekileyo zekhemikhali ekrwada kunye ne-intermediates, esetyenziswa ngokubanzi kwimveliso ye-polyether polyols, i-polyester polyols, i-polyurethane, i-polyester, i-plasticizers, i-surfactants kunye namanye amashishini. Okwangoku, imveliso yepropylene oxide yahlulwe kakhulu ...
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Ngubani owenza ipropylene oxide eTshayina?
ngu admin on 24-01-25
Ipropylene oxide (PO) iyikhompawundi yeekhemikhali eziguquguqukayo enemisebenzi emininzi yemizi-mveliso. I-China, ingumenzi obalaseleyo kunye nomthengi we-PO, ibone ukwanda kwemveliso kunye nokusetyenziswa kwale khompawundi kwiminyaka yakutshanje. Kweli nqaku, sijonga nzulu ukuba ngubani owenza ipropylen...
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Yintoni efana ne-acetone?
ngu admin on 24-01-25
I-acetone luhlobo lwe-solvent ye-organic, esetyenziswa ngokubanzi kwimimandla yeyeza, iikhemikhali ezintle, iipeyinti, njl njl. Inesakhiwo esifanayo ne-benzene, i-toluene kunye nezinye iikhompawundi ezivumbayo, kodwa ubunzima bayo be-molecular buphantsi kakhulu. Ngoko ke, inokuguquka okuphezulu kunye nokunyibilika emanzini. ...
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Ngaba i-acetone inokwenziwa kwi-isopropyl alcohol?
ngu admin on 24-01-25
I-acetone sisinyibilikisi sendalo esisetyenziswa ngokubanzi esineentlobo ngeentlobo zezicelo zamashishini, kubandakanya iipeyinti, izinto zokuncamathelisa, kunye ne-elektroniki. I-Isopropyl alcohol nayo isinyibilikisi esiqhelekileyo esisetyenziswa kuluhlu lweenkqubo zokuvelisa. Kweli nqaku, siza kuphonononga ukuba i-acetone inokwenziwa na kwi-isopropyl alco...
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Ngaba i-isopropanol iyafana ne-acetone?
ngu admin on 24-01-25
I-Isopropanol kunye ne-acetone zimbini eziqhelekileyo ze-organic compounds ezineempawu ezifanayo kodwa izakhiwo ze-molecular ezahlukeneyo. Ngoko ke, impendulo kumbuzo othi "Ngaba isopropanol iyafana ne-acetone?" ngokucacileyo hayi. Eli nqaku liza kuhlalutya ngakumbi umahluko phakathi kwe-isopropanol kunye...
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Ngaba unokudibanisa i-isopropanol kunye ne-acetone?
ngu admin on 24-01-25
Kwihlabathi lanamhlanje, apho ukusetyenziswa kwemichiza kuya kuxhaphaka kakhulu kubomi bethu bemihla ngemihla, ukuqonda iimpawu kunye nokunxibelelana kwezi khemikhali kubalulekile. Ngokukodwa, umbuzo wokuba ngaba umntu unokuxuba i-isopropanol kunye ne-acetone eneziphumo ezibalulekileyo kwiintlobo ezininzi ...
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Yenziwa njani i-isopropanol kwi-acetone?
ngu admin on 24-01-25
I-Isopropanol lulwelo olungenambala, olunokutsha olusetyenziswa kakhulu kumashishini ahlukeneyo afana nezinyibilikisi, iirubha, izinto zokuncamathelisa, kunye nezinye. Enye yeendlela eziphambili zokuvelisa i-isopropanol ngokusebenzisa i-hydrogenation ye-acetone. Kweli nqaku, siza kungena nzulu kule nkqubo. Eyokuqala...
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Ziziphi iimpawu zomzimba ze-isopropanol?
ngu admin nge 24-01-22
I-Isopropanol luhlobo lotywala, olukwabizwa ngokuba yi-isopropyl alcohol, kunye ne-molecular formula C3H8O. Lulwelo olungenambala olucacileyo, olunobunzima bemolekyuli ye-60.09, kunye nobuninzi be-0.789. I-Isopropanol iyanyibilika emanzini kwaye ixutywe ne-ether, i-acetone kunye ne-chloroform. Njengohlobo lwe...
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Ngaba i-isopropanol yimveliso yokubilisa?
ngu admin nge 24-01-22
Okokuqala, ukubila luhlobo lwenkqubo yebhayoloji, eyinkqubo entsonkothileyo yebhayoloji yokuguqula iswekile ibe yikharbon diokside kunye notywala phantsi kweemeko ze-anaerobic. Kule nkqubo, iswekile idilizwa nge-anaerobically kwi-ethanol kunye ne-carbon dioxide, kwaye ke i-ethanol iqhubeka ...
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Yintoni i-isopropanol eguqulelwa kuyo?
ngu admin nge 24-01-22
I-Isopropanol ngulwelo olungenambala, olucacileyo kunye nevumba elibi elicaphukisayo. Lulwelo olunokutsha noluguquguqukayo kubushushu begumbi. Isetyenziswa ngokubanzi kwimveliso yeziqholo, i-solvents, i-antifreezes, njl. Ukongeza, i-isopropanol iphinda isetyenziswe njengento ekrwada yokwenziwa kwezinye ...
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