Labarai
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Aikace-aikacen sieve kwayoyin ZSM azaman mai haɓaka isomerization
ZSM kwayoyin sieve wani nau'i ne na silicaluminate crystalline tare da girman pore na musamman da siffar, wanda aka yi amfani dashi sosai a cikin halayen sunadarai daban-daban saboda kyakkyawan aikin sa. Daga cikin su, aikace-aikacen sieve kwayoyin halitta na ZSM a fagen isomerization catalyst yana da ...Kara karantawa -
Surface acidity na ZSM kwayoyin sieve
Faɗin acidity na ZSM kwayoyin sieve yana ɗaya daga cikin mahimman kaddarorin sa azaman mai haɓakawa. Wannan acidity ya fito ne daga atom ɗin aluminum a cikin kwarangwal sieve na kwayoyin halitta, wanda zai iya samar da protons don samar da fili mai protonated. Wannan fili mai daɗaɗɗa zai iya shiga cikin nau'ikan halayen sinadarai iri-iri ...Kara karantawa -
Tasirin rabon Si-Al akan sieve kwayoyin ZSM
Si / Al rabo (Si / Al rabo) wani muhimmin dukiya na ZSM simintin ƙwayar cuta, wanda ke nuna alaƙar abun ciki na Si da Al a cikin simintin kwayoyin. Wannan rabo yana da tasiri mai mahimmanci akan aiki da zaɓi na sieve kwayoyin ZSM. Na farko, Si / Al rabo zai iya rinjayar acidity na ZSM m ...Kara karantawa -
ZSM kwayoyin sieve
ZSM molecular sieve wani nau'i ne na haɓakawa tare da tsari na musamman, wanda ke nuna kyakkyawan aiki a yawancin halayen sinadarai saboda kyakkyawan aikin acidic. Wadannan su ne wasu abubuwan kara kuzari da halayen da za a iya amfani da sieves na kwayoyin ZSM don: 1. Isomerization reaction: ZSM molecular si...Kara karantawa -
Bincike kan iyakokin aikace-aikacen silica gel desiccant
A cikin samarwa da rayuwa, ana iya amfani da gel silica don bushe N2, iska, hydrogen, iskar gas [1] da sauransu. A cewar acid da alkali, desiccant za a iya raba zuwa: acid desiccant, alkaline desiccant da tsaka tsaki desiccant [2]. Silica gel ya bayyana a matsayin na'urar bushewa mai tsaka-tsaki wanda da alama ya bushe NH3, HCl, SO2, ...Kara karantawa -
Yadda za a yi da silica gel?
Gel silica wani nau'in kayan talla ne mai aiki sosai. Abu ne mai amorphous kuma tsarin sinadaransa shine mSiO2.nH2O. Ya dace da daidaitattun sinadarai na kasar Sin HG/T2765-2005. Danyen abu ne wanda FDA ta amince da shi wanda zai iya yin hulɗa kai tsaye da abinci da magunguna. Silica gel yana da ...Kara karantawa -
Gano Masanin Kimiyyar Grace Yuying Shu yana Inganta Ayyukan Ƙarfafawa na FCC da Abokan Muhalli
COLOMBIA, MD, Nuwamba 16, 2020 (GLOBE NEWSWIRE) - WR Grace & Co. (NYSE: GRA) ya sanar a yau cewa Babban Masanin Kimiyya Yuying Shu yana da alaƙa da gano babban wakili na Grace Stable tare da ingantaccen aiki. (GSI) don Rare Earth Tec...Kara karantawa -
mai kara kuzari da kuma zeolite
Muna amfani da kukis don inganta ƙwarewar ku. Ta ci gaba da bincika wannan rukunin yanar gizon, kun yarda da amfani da kukis. Karin bayani. Wannan labarin yana mai da hankali kan abubuwan da ke haifar da acidity na oxide masu haɓakawa da tallafi (γ-Al2O3, CeO2, ZrO2, Si ...Kara karantawa
