I-Lithium Bromide (LiBr)
I-Lithium Bromide (LiBr), inhlanganisela exubile eyakhiwe yi-lithium ne-bromine, isetshenziswa kabanzi ekusetshenzisweni kwezimboni namakhemikhali ngenxa yezakhiwo zayo ezihlukile ze-physicochemical. Yenziwa ngezimpendulo ezifana nokwelapha i-lithium carbonate nge-hydrobromic acid noma ukusabela i-lithium hydroxide nge-bromine, okuveza ama-hydrate ekristalu ahlukile kwamanye ama-bromide ensimbi e-alkali.
I-LiBr ikhombisa ukuncibilika okumangalisayo emanzini, utshwala, kanye ne-ether, kanye nezixazululo zamanzi ezigxilile ezibonisa ukucindezeleka okuphansi komhwamuko wamanzi. Lesi sici, sihlanganiswe ne-hygroscopicity yayo ephezulu, siyenza ibe yi-desiccant esebenza kahle kanye ne-sorbent yoketshezi, ikakhulukazi ezinhlelweni zokumunca kanye nezinhlelo zokupholisa umoya. Ngaphezu kwalokho, ikhono layo lokuncibilikisa amakhemikhali e-polar organic njenge-cellulose landisa ukusetshenziswa kwayo ezinqubweni ezikhethekile zamakhemikhali, kufaka phakathi i-catalytic dehydrohalogenation yokwenziwa kwe-olefin.
Ekusetshenzisweni kokwelashwa kwamanzi kanye nokukhula kwekristalu, ukuncibilika kweLiBr kanye namafomu okuhlanzeka okuphezulu kakhulu (i-submicron/nanopowders) kuyazuzisa. I-bromide ion ingatholakala ezixazululweni zamanzi kusetshenziswa i-carbon disulfide kanye ne-chlorine. Kodwa-ke, ukuphathwa kudinga ukuqaphela: I-LiBr ikhiqiza ukushisa okukhulu lapho kuncibilika (ngenxa ye-enthalpy engemihle yesisombululo) futhi ibeka izingozi njengento ebolile kancane futhi ephazamisa ingqondo.
I-UrbanMines inikeza i-LiBr ngamamaki ahlukahlukene (i-Mil Spec, i-ACS, i-Pharmaceutical, njll.), izinketho zokupakisha, kanye nokuhlanzeka, kunamathela ezindinganisweni ze-ASTM, i-USP, kanye ne-EP/BP. Usekelo lobuchwepheshe, idatha yokuphepha (i-MSDS), kanye namathuluzi okuguqula amayunithi anikezwa ukuqinisekisa ukusetshenziswa okuphephile nokulungiselelwe kuzo zonke izimboni.
I-Lithium Bromide (LiBr)
| Inombolo Yecala: | 7550-35-8 |
| Ifomula yamakhemikhali | I-LiBr |
| Isisindo se-molar | 86.845 g/mol |
| Ukubukeka | Okuqinile okumhlophe okune-hygroscopic |
| Ubuningi | 3.464 g/cm3 |
| Indawo yokuncibilika | 550 ℃ (1,022 ℉; 823 K) |
| Indawo yokubilisa | 1,300℃ (2,370 ℉; 1,570 K) |
| Ukuncibilika emanzini | 143 g/100 mL (0℃), 166.7 g/100 mL (20℃) |
| Ukuncibilika | Incibilika ku-methanol, i-ethanol, i-acetone, incibilika kancane ku-pyridine |
| Ukuzwela kumagnetic (χ) | −34.3·10−6 cm3/mol |
| Inkomba yokubukeza (nD) | 1.7843 (589 nm) |
Ukucaciswa Kwebhizinisi Kwesixazululo Se-Lithium Bromide
| Uphawu | Ifomula | Ingxenye Yamakhemikhali (Inani Elilinganisiwe) | ||||||||||||
| I-LiBr(%) | Uhlaka Lwangaphandle (ubude besisindo%) | |||||||||||||
| I-Li2MoO4（ppm) | I-LiOH(ubude%) | I-Na(wt%) | K(ubude%) | SO4(wt%) | I-Cl(ubude%) | I-NH3 (ppm) | I-Ca（ppm) | I-Mg（ppm) | I-Cu(mg/L) | I-Fe（ppm) | I-LiNO3(mg/L) | |||
| I-UMLBS-53 | I-LiBr | 55.3 | 160 | 0.25 | 0.02 | 0.004 | 0.005 | 0.025 | <0.3 | 0.5 | 1.0 | <0.1 | <0.1 | 46 |
Iphakheji: 300KGS ipakishwe ebhakedeni lepulasitiki. 1200KGS (amabhakede ama-4) ipakishwe ephalethini
Imininingwane Yebhizinisi Yesixazululo Se-Lithium Bromide Esine-Lithium-Molybdenum Corrosion Inhibito
| Uphawu | Ifomula | Ingxenye Yamakhemikhali | I-PH (100g/L) | ||||||||||
| I-LiBr≥(%) | Umati wangaphandle. ≤ (ubude.%) | ||||||||||||
| I-Li2MoO4 | Cl | SO4 | I-BrO3 | I-NH4 | U-Na, K | Ca | Mg | Fe | I-CO3 | ||||
| I-UMLBS-LMCI-50 | I-LiBr + Li2MoO4 + nH2O | 50 | 0.005~0.03 | 0.01 | 0.02 | 0.003 | 0.0001 | 0.05 | 0.005 | 0.0002 | 0.001 | 0.02 | 0.02 |
Iphakheji: 300KGS ipakishwe ebhakedeni lepulasitiki. 1200KGS (amabhakede ama-4) ipakishwe ephalethini
I-Lithium Bromide (LiBr) isetshenziselwani?
I-Lithium Bromide (LiBr)- Izicelo kanye Nokusetshenziswa
I-Lithium Bromide (LiBr) iyi-inorganic salt encibilikayo kakhulu futhi e-hygroscopic enezakhiwo ezihlukile ze-thermodynamic kanye namakhemikhali. Iyinto ebalulekile ekupholiseni okusebenzisa amandla amaningi futhi isebenza njenge-reagent eguquguqukayo ekuhlanganisweni kwamakhemikhali okuthuthukisiwe. I-Lithium Bromide yethu emsulwa kakhulu, etholakala kokubili ngezindlela zesisombululo samanzi esiqinile nesigxilile, yenzelwe ukuthembeka nokusebenza kuzo zonke izinhlelo zayo zokusebenza ezahlukahlukene.
Izicelo Eziyinhloko kanye Nezimboni:
1. Ukulawulwa Kwamandla Nemvelo
Ukusetshenziswa okubaluleke kakhulu kweLithium Bromide kusekuphathweni kokushisa, lapho kuvumela khona ukupholisa okusebenzayo nokuqhubekayo.
* Ukufuthwa Kwefriji: Isixazululo samanzi esingu-50-60% se-LiBr siwuketshezi olusebenzayo olujwayelekile kuma-chiller amakhulu okufuthwa. Lezi zinhlelo zisebenzisa ukushisa (okuvela kumusi ongcolile, ukushisa kwelanga, noma igesi yemvelo) esikhundleni samandla kagesi abalulekile ukuqhuba inqubo yokupholisa, okuhlinzeka ngesisombululo esisebenzisa amandla amaningi salokhu:
* Izinhlelo Zokupholisa Zesifunda
* Ukupholisa Inqubo Yezimboni
* Izinhlelo Ezinkulu Ze-HVAC Zezentengiselwano
2. Ukwenziwa Nokucubungula Kwamakhemikhali
Ezimbonini zamakhemikhali nezemithi, i-solid LiBr ibhekwa njenge-reagent enamandla futhi eguquguqukayo.
* I-Lewis Acid Catalyst: Isiza ekushintsheni okuhlukahlukene kwezinto eziphilayo, okuhlanganisa i-oxidation, i-hydroformylation, kanye nokusabela kwe-cyclization, ngenxa yekhono layo lokuxhumana namaqembu asebenzayo ezinto eziphilayo.
* Umgqugquzeli Wokusabela: Usetshenziswa ezinyathelweni zokususa iprotonation kanye nokuphelelwa amanzi emzimbeni kwamakhemikhali e-acidic azwelayo, okuvumela ukwakheka kwezakhiwo zama-molecule eziyinkimbinkimbi.
* I-Agent yokuhlanza: Isiza ekuhlanzweni kwama-molecule ayinkimbinkimbi e-organic, njenge-steroids kanye ne-prostaglandins, ngesikhathi sokukhiqiza.
3. Isayensi Yezemithi Nempilo
Nakuba ukusetshenziswa kwayo kwezokwelapha kwehlile, i-LiBr isalokhu iyi-ejenti yokucubungula ebalulekile ekukhiqizweni kwemithi.
* I-Chemical Intermediate: Ihlanganyela ekwakhiweni kwezithako ezisebenzayo zemithi (ama-API).
* I-Drying Agent: I-hygroscopicity yayo esezingeni eliphezulu isetshenziselwa ukulawula umswakama ezinqubweni ezithile zokukhiqiza.
* Ukusetshenziswa Kwasemlandweni: Ngaphambilini yayisetshenziswa njengesidakamizwa sokudambisa kanye nezimo ezifana nesifo sokuphazamiseka kwengqondo, ukusetshenziswa kwayo kwezokwelapha kuye kwathathelwa indawo kakhulu yimithi ephephile nesimanje.
4. Izicelo Zezimboni Ezikhethekile
* Ubuchwepheshe Bezithombe: Ukuncibilika kwayo okuphezulu ezinyibilikisini eziphilayo njengotshwala kanye ne-ether kwenze kwaba yingxenye ebalulekile ekwakhiweni kwe-emulsions ye-collodion dry plate ezithombeni zendabuko.
* Ukulawulwa Komswakama: Kusetshenziswa ezinhlelweni zokomisa umoya zezimboni ezikhethekile lapho kudingeka khona ukumuncwa komswakama okunembile.
* Ucwaningo kanye neSayensi Yezinto Ezibonakalayo: Isetshenziswa ekukhuleni kwekristalu kanye nezinye izinqubo zelebhu ezisezingeni eliphezulu ezisebenzisa izakhiwo zayo ze-ionic ezizinzile.
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Izici Eziyinhloko Nezinzuzo:
* I-Hygroscopicity Engavamile: Isebenza kahle kakhulu ekumunceni umhwamuko wamanzi, okwenza kube kuhle kakhulu ekufakweni kwefriji nokomisa.
* Ukuncibilika Okuphezulu: Kubonisa ukuncibilika okuhle kakhulu emanzini kanye nasezincibilikisini eziphilayo ezihlala emanzini, okunikeza ukuguquguquka kokwakheka.
* Ukuzinza kwe-Thermodynamic: Kunikeza ukusebenza okuthembekile ezimweni zezimboni ezidinga kakhulu, njengangaphakathi kwama-cooler okumunca asezingeni lokushisa eliphezulu.
* I-Reagent Eguquguqukayo: Isebenza njenge-catalyst, promoter, kanye ne-ejenti yokuhlanza ekuhlanganisweni kwamakhemikhali okuyinkimbinkimbi.
Isixwayiso: I-Lithium Bromide kumele iphathwe ngokucophelela okufanele, njengoba izixazululo ezihlanganisiwe zingalimaza. Kungumsebenzi womsebenzisi ukuqinisekisa imikhuba yokuphatha ephephile nokunquma ukufaneleka komkhiqizo ekusetshenzisweni kwawo okuqondile ngokuhambisana nayo yonke imithethonqubo efanele.
