Iindaba zeshishini
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Inqanaba eliphezulu lokucoceka kwe-1,1,3-trichloroacetone yokulungiselela
Abstract:i-acetone catalyzed chloride kwaye iveliswe yi-solvent crystallization kwi-1,1,3-trichloroacetone enobunyulu obuphezulu obungekho ngaphantsi kwe-99.0%, kunye nesivuno se-45% o Amagama angundoqo:1,1,3-trichloroacetone;synthesis;ucoceko oluphezulu ———-. Intshayelelo 1,1,3■i-trichloroacetone yinto ebalulekileyo...Funda ngokugqithisileyo -
Indlela yokuhlanjululwa kwe-1,1, i-3-trichloroacetone
Ngakolunye uhlangothi, ukuveliswa kunika indlela yokucoca i-1,1, i-3-trichloroacetone, apho indlela iquka amanyathelo alandelayo I-Flash: (1) I-Crude 1,1, i-3-trichloroacetone exutywe namanzi; (2) Ukuhlaziywa kwakhona kwesisombululo esiphezulu emva kokuma; Kunye kunye (3) nesiqina esiphinde sayikristali...Funda ngokugqithisileyo -
I-Allnex Resins, eyona nkampani inkulu kwihlabathi, yafunyanwa sisigebenga saseThai sepetrochemical.
I-Allnex, umboneleli ophambili wehlabathi weereyisi zokugquma kwimizi-mveliso kunye nezongezelelo, ubhengeze nge-12 kaJulayi ukuba iya kuthengisa i-100% yezabelo zayo kwinkampani yokucokisa yaseThai iPTT Global Chemical PCL (emva koku kubhekiselwa kuyo njenge-“PTTGC”). Ixabiso lentengiselwano yi-4 yeebhiliyoni zee-euro (malunga ne-30.6 ...Funda ngokugqithisileyo -
Ukusasaza ilaphu elidayiweyo elixobukayo kunye nokulungiswa kombala obuya kufa
Xa ilaphu elidaywe ngedayi yokusasaza lipholile kwivathi yokudaya kunye nesampuli kwaye ihambelana nesampuli yombala eqhelekileyo, ukuba ilaphu elidayiweyo lihlanjiwe kwaye liphathwe, ithoni yombala yahluke kancinane kuleyo yesampuli eqhelekileyo, ukulungiswa kombala kungasetyenziswa. Umsebenzi wasekhaya oza kulungiswa. Xa t...Funda ngokugqithisileyo -
Amandla amatsha eYurophu anokugcina i-boom ephezulu kwisiqingatha sesibini sonyaka
Lo nyaka ngunyaka wokuqhambuka kwezithuthi zamandla amatsha. Ukususela ekuqaleni konyaka, ukuthengiswa kwezithuthi zamandla amatsha azange kufikelele kuphela kwinyanga nganye, kodwa kwandiswe unyaka nonyaka. Abavelisi bebhetri abaphezulu kunye nabavelisi abakhulu bezinto ezine nabo baye ba ...Funda ngokugqithisileyo -
Isilumkiso sokunyuswa kwexabiso! Ukugcinwa kweWanhua, iBASF, imveliso yokuyeka iDow! I-70% yomthamo wemveliso iyachaphazeleka!
Ukugqithisa kwisiqingatha sesibini sonyaka sele kuqalile, kwaye inani elikhulu lokuhlaziywa ligxininiswe ngoJulayi-Agasti, kwaye izixhobo eziluhlaza ziye zaqala ukuncipha. Ukongeza, abanye abavelisi abakhulu bezinto ezikrwada bakhuphe izibhengezo ze-force majeure, eziye zenza mandundu urhwebo lwentengiso ...Funda ngokugqithisileyo -
I-Norwegian Equinor iya kuphinda kathathu i-UK yemveliso ye-hydrogen
I-Sinopec News Network ibike ngo-Juni 28 ukuba emva kokuba uNobhala wezoRhwebo waseBrithani u-Kwasi Kwarteng evakashele e-Oslo, inkampani yaseNorway yeoli kunye negesi yegesi i-Equinor yathi ngoLwesibili iphakamise injongo yayo yokuvelisa i-hydrogen e-UK ukuya kwi-1.8 GW (GW). U-Equinor uthe uceba ukongeza i-1.2 GW ephantsi ...Funda ngokugqithisileyo -
Iimpawu ezintlanu eziphambili zokusasaza idayi (ngeendlela zovavanyo)
Iipropati ezintlanu eziphambili zokusasaza idayi: Amandla okuphakamisa, amandla okugubungela, ukuzinza kwe-dispersion, uvakalelo lwe-PH, ukuhambelana. 1. Ukuphakamisa amandla 1. Inkcazo yokuphakamisa amandla: Amandla okuphakamisa enye yezinto ezibalulekileyo zokusabalalisa idayi. Olu phawu lubonisa ukuba xa idayi nganye ithi...Funda ngokugqithisileyo -
Isiphithiphithi kwimarike yokuthumela ngenqanawa? EU: Ndiyaxoka kwaye ukhululekile
Okwangoku, imarike yeenqanawa yamazwe ngamazwe ijamelene nokuxinana okukhulu, uthotho lweengxaki ezinjengokunzima ukufumana ikhabhinethi enye, kunzima ukufumana ibhokisi enye, kunye nokunyuka kwamaxabiso othutho. Abathumeli kunye nabathumeli bempahla banethemba lokuba abalawuli banokuphuma kwaye bangenelele kwiinkampani zokuthutha. Kwifa...Funda ngokugqithisileyo -
Ukusetyenziswa kweYuanming powder ekushicileleni nasekudayeni
IYuanming powder ikwabizwa ngokuba yityuwa yeGlauber, kwaye igama layo lezenzululwazi yisodium sulfate. Le yityuwa ye-inorganic esondele kakhulu kwiimpawu zemichiza yetyuwa yetafile. 1. Isetyenziswa njengedayi ethe ngqo kunye nenye i-ejenti ekhawulezayo yokudaya umqhaphu Xa udaya umqhaphu ngeedayi ezithe ngqo...Funda ngokugqithisileyo -
Iindlela ezine zokuqinisa izinto zetsimbi zisisishwankathelo esibanzi.
Ukuqiniswa kwesisombululo esiqinileyo 1. Inkcazo Isiganeko apho izinto ze-alloying zichithwa kwisiseko sesinyithi ukuze kubangele iqondo elithile lokuphazamiseka kwe-lattice kwaye ngaloo ndlela ukwandisa amandla e-alloy. 2. Umgaqo Iiathom ezinyityilisiweyo kwisisombululo esiqinileyo zibangela ukugqwetheka kwelathisi, w...Funda ngokugqithisileyo -
Indlela yokuchonga ipolyester esetyenzisiweyo?
Ngenkqubela phambili eqhubekayo yetekhnoloji yemveliso yelaphu, ngakumbi nangakumbi iintsinga ezintsha ziye zaba yimathiriyeli ekrwada yamalaphu. Namhlanje, ndiza kukwazisa ikakhulu kwitekhnoloji yokuchonga yefiber yepolyester esetyenzisiweyo. Kuyaqondwa ukuba kwixesha elidlulileyo, ngenxa yokungabikho kweendlela zokuhlola ...Funda ngokugqithisileyo