Izindaba zemboni
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Izinga eliphezulu lokuhlanzeka kwe-1,1,3-trichloroacetone yokulungiselela
Abstract:i-acetone catalyzed chloride futhi ikhiqizwe yi-solvent crystallization ku-1,1,3-trichloroacetone enobumsulwa obuphakeme obungekho ngaphansi kuka-99.0%,nesivuno esingu-45%o Amagama angukhiye:1,1,3-trichloroacetone;ukuhlanganiswa;ukuhlanzeka okuphezulu ———-. Isandulelo 1,1,3■i-trichloroacetone iyinhlangano ebalulekile...Funda kabanzi -
Indlela yokuhlanzwa kwe-1,1, 3-trichloroacetone
Ngakolunye uhlangothi, ukusungulwa kunikeza indlela yokuhlanza ye-1,1, 3-trichloroacetone, lapho indlela iqukethe izinyathelo ezilandelayo i-Flash: (1) I-1, 1, i-3-trichloroacetone engcolile exutshwe namanzi; (2) Ukwenziwa kabusha kwekhambi eliphezulu ngemva kokuma; Kanye (3) ne-recrystallized solid...Funda kabanzi -
I-Allnex Resins, inkampani enkulu kunazo zonke emhlabeni yokuhlanganisa i-coating resin, yatholwa ngumdondoshiya waseThailand we-petrochemical giant.
I-Allnex, umphakeli ohamba phambili emhlabeni wezinsimbi zokuhlanganisa izimboni nezithasiselo, umemezele ngoJulayi 12 ukuthi izothengisa amasheya ayo angu-100% enkampanini yokuhluza yaseThailand i-PTT Global Chemical PCL (ngemuva kwalokhu ebizwa ngokuthi “PTTGC”). Intengo yokuthenga ingama-euro ayizigidi eziyizinkulungwane ezine (cishe ama-30.6 ...Funda kabanzi -
Hlakaza ukuxebuka kwendwangu edayiwe kanye nokulungiswa kombala oshonayo
Lapho indwangu edaywe ngodayi we-disperse ipholiswa ku-vat yokudaya futhi isampula futhi ifaniswe nesampula yombala evamile, uma indwangu edayiwe iwashwa futhi yaphathwa, ithoni yombala ihluke kancane kuleyo yesampula evamile, ukulungiswa kombala kungasetshenziswa. Umsebenzi wesikole okufanele ulungiswe. Lapho t...Funda kabanzi -
Amandla amasha eYurophu angase agcine i-boom ephezulu engxenyeni yesibili yonyaka
Lo nyaka unyaka wokuqubuka kwezimoto ezintsha ezisebenza ngamandla. Kusukela ekuqaleni konyaka, ukudayiswa kwezimoto ezintsha ezinamandla akugcini nje ngokufinyelela phezulu enyangeni ngayinye, kodwa futhi kukhuphuke unyaka nonyaka. Abakhiqizi bebhethri abakhuphuka nomfula kanye nabakhiqizi abane abakhulu bezinto ezibonakalayo nabo ba...Funda kabanzi -
Isexwayiso sokwenyuka kwentengo! Ukugcinwa kwe-Wanhua, i-BASF, ukukhiqizwa kwe-Dow stop! U-70% wamandla okukhiqiza uyathinteka!
Ukulungiswa kwengxenye yesibili yonyaka sekuqalile, futhi inani elikhulu lokulungiswa ligxilwe ngoJulayi-Agasti, futhi izinto ezisetshenziswayo eziluhlaza seziqalile ukuncipha. Ngaphezu kwalokho, abanye abakhiqizi abakhulu bezinto ezingavuthiwe bakhiphe izimemezelo ze-force majeure, ezabhebhethekisa ukusungulwa kwezimakethe eziqinile...Funda kabanzi -
I-Norwegian Equinor izophinda kathathu umthamo wokukhiqiza i-hydrogen wase-UK
I-Sinopec News Network ibike ngo-June 28 ukuthi ngemva kokuba uNobhala Wezohwebo waseBrithani u-Kwasi Kwarteng evakashele e-Oslo, inkampani yaseNorway yamafutha negesi i-Equinor ithe ngoLwesibili ikhulise umgomo wayo wokukhiqiza i-hydrogen e-UK ku-1.8 GW (GW). U-Equinor uthe uhlela ukwengeza i-1.2 GW ephansi...Funda kabanzi -
Izakhiwo ezinhlanu ezinkulu zodayi wokuhlakaza (ngezindlela zokuhlola)
Izici ezinhlanu eziyinhloko zodayi wokuhlakaza: Amandla okuphakamisa, amandla okuvala, ukuzinza kokuhlakazeka, ukuzwela kwe-PH, ukuhambisana. 1. Amandla okuphakamisa 1. Incazelo yamandla okuphakamisa: Amandla okuphakamisa ingenye yezinto ezibalulekile zodayi abahlakazayo. Lesi sici sikhomba ukuthi uma udayi ngamunye kuyithi...Funda kabanzi -
Izinxushunxushu emakethe yemikhumbi? EU: Ngilala phansi futhi ukhululekile
Njengamanje, imakethe yemikhumbi yomhlaba wonke ibhekene nokuminyana okungathi sína, uchungechunge lwezinkinga ezinjengokuthola kunzima ukuthola ikhabethe elilodwa, okunzima ukulithola ibhokisi elilodwa, kanye nokukhuphuka kwamanani ezimpahla. Abathumeli nabathumeli bempahla nabo banethemba lokuthi abalawuli bangaphuma bangenelele ezinkampanini zemikhumbi. Kufa...Funda kabanzi -
Ukusetshenziswa kwe-Yuanming powder ekuphrinteni nasekudayeni
I-Yuanming powder ibizwa nangokuthi usawoti we-Glauber, futhi igama layo lesayensi yi-sodium sulfate. Lona usawoti wezinto ezingaphili osondelene kakhulu nezakhi zamakhemikhali zikasawoti wetafula. 1. Isetshenziswa njengodayi oqondile kanye nenye i-ejenti esheshisayo yokudaya ukotini Lapho udaywa ukotini ngodayi abaqondile...Funda kabanzi -
Izindlela ezine zokuqinisa izinto zensimbi ziyisifinyezo esibanzi kakhulu.
Ukuqinisa isixazululo esiqinile 1. Incazelo Isenzo lapho izakhi ze-alloying zincibilika kusisekelo sensimbi ukuze kubangele izinga elithile lokuhlanekezela kwe-lattice futhi ngaleyo ndlela kwandise amandla e-alloy. 2. Isimiso Ama-athomu e-solute ancibilika esixazululweni esiqinile abangela ukuhlanekezela kwe-lattice, w...Funda kabanzi -
Indlela yokubona i-polyester egaywe kabusha?
Ngokuqhubeka okuqhubekayo kobuchwepheshe bokukhiqiza izindwangu, imicu eminingi emisha isiphenduke izinto ezingavuthiwe zendwangu. Namuhla, ngizokwethula ikakhulukazi ubuchwepheshe bokuhlonza i-polyester fiber egaywe kabusha. Kuyaqondakala ukuthi esikhathini esidlule, ngenxa yokuntuleka kwezindlela zokuhlola...Funda kabanzi