Wararka
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Codsiga shaandhada molecular ee ZSM oo ah kicinta isomerization
Shaandhooyin molecular ZSM waa nooc ka mid ah silicaluminate crystalline leh cabbir dalool gaar ah iyo qaab, kaas oo si weyn loogu isticmaalay fal-celin kiimikaad oo kala duwan sababtoo ah waxqabadkeeda catalytic ee ugu fiican. Waxaa ka mid ah, adeegsiga shaandhada molecular ee ZSM ee berrinka soosaarka isomerization waxay leedahay ...Sii akhri -
Aysiidhka dushiisa ee shaandhada molecular ee ZSM
Aashitada dusha sare ee ZSM shaandho molecular waa mid ka mid ah sifooyinkeeda muhiimka ah sida kicinta. Aashitadani waxay ka timaadaa atamka aluminium ee ku jira qalfoofka shaandhada molecular, kaas oo bixin kara borotoonno si ay u sameeyaan dusha protonated. Dusha sare ee borotoonku waxay ka qayb qaadan kartaa falcelin kiimiko oo kala duwan...Sii akhri -
Saamaynta saamiga Si-Al ee shaandhada molecular ee ZSM
Saamiga Si/Al (Si/Al ratio) waa hanti muhiim ah oo ZSM shaandho molecular ah, taas oo ka tarjumaysa nuxurka qaraabo ee Si iyo Al ee shaandho molecular. Saamigani wuxuu saameyn muhiim ah ku leeyahay dhaqdhaqaaqa iyo xulashada shaandhada molecular ZSM. Marka hore, saamiga Si / Al wuxuu saameyn karaa ashitada ZSM m ...Sii akhri -
shaandho molecular ZSM
Shaandhooyinka molecular ZSM waa nooc ka mid ah kicinta leh qaab-dhismeed gaar ah, kaas oo muujinaya waxqabad aad u fiican fal-celin kiimikaad badan oo ay ugu wacan tahay shaqadiisa acidic ee aadka u wanaagsan. Kuwa soo socda waa qaar ka mid ah kicinta iyo falcelinta in ZSM shaandhada molecular loo isticmaali karo: 1. Falcelinta Isomerization:Sii akhri -
Cilmi baaris ku saabsan baaxadda codsiga qalajiyaha jel silica
Wax soo saarka iyo nolosha, jel silica waxaa loo isticmaali karaa in lagu qalajiyo N2, hawada, hydrogen, gaaska dabiiciga ah [1] iyo wixii la mid ah. Sida laga soo xigtay aashitada iyo alkali, qalajiyaha waxaa loo qaybin karaa: qalajiye asiidh, qalajiye alkaline iyo qalajiye dhexdhexaad ah [2]. Jeelka silica wuxuu u muuqdaa inuu yahay qalajiye dhexdhexaad ah oo u muuqda inuu qallajinayo NH3, HCl, SO2, ...Sii akhri -
Sida loo sameeyo jel silica?
Gel silica waa nooc ka mid ah walxaha adsorption aad u firfircoon. Waa walax amorphous ah iyo qaaciido kiimikaadkeedu waa mSiO2.nH2O. Waxay la kulmeysaa heerka kiimikada Shiinaha HG/T2765-2005. Waa walxo ceeriin ah oo qallajiya oo ay ansixisay FDA oo si toos ah ula xiriiri karta cuntada iyo daawooyinka. Silica jel waxa ay leedahay...Sii akhri -
Saynis yahanka Grace Yuying Shu daahfurka ayaa wanaajisay waxqabadka FCC ee kicinta iyo saaxiibtinimada deegaanka
COLOMBIA, MD, Noofambar 16, 2020 (GLOBE NEWSWIRE) - WR Grace & Co. (NYSE: GRA) ayaa maanta ku dhawaaqay in Saynisyahanka Sare ee Yuying Shu loo tixgalinayo helitaanka imminka shati la siiyay, wakiilka sare ee Grace Stable oo leh waxqabad la xoojiyay. (GSI) ee Naadirka Dhulka Tec...Sii akhri -
sidaha iyo zeolite
Waxaan isticmaalnaa cookies si aan u wanaajino khibradaada. Markaad sii waddo baadhitaanka boggan, waxaad ogolaatay isticmaalkayada cookies-ka. Macluumaad dheeraad ah. Maqaalkani waxa uu diiradda saarayaa sifooyinka aysidhka oogada sare ee kicinta oksaydhka iyo taageereyaasha (γ-Al2O3, CeO2, ZrO2, Si...Sii akhri
