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Kuvandudza kutungamira kwealumina yakagadziriswa
Mukusimudzira kutsva kunonakidza, vaongorori vakabudirira kumisa aluminium, vachivhura nyika yemikana yekushandiswa kwayo mumaindasitiri akasiyana.Kubudirira uku, kwakashumwa muongororo ichangobva kuitika yakaburitswa mujenari Nature, ine mukana wekushandura mashandisirwo ealuminium mu ...Verenga zvimwe -
Kushandiswa kweZSM molecular sieve se isomerization catalyst
ZSM molecular sieve imhando yecrystalline silicaluminate ine saizi yakasarudzika yepore uye chimiro, iyo yakashandiswa zvakanyanya mukusiyana kwemakemikari maitirwo nekuda kwekuita kwayo kwakanaka kunobatsira.Pakati pavo, kushandiswa kweZSM molecular sieve mumunda weisomerization catalyst ine attra ...Verenga zvimwe -
Surface acidity yeZSM molecular sieve
Iyo acidity yepamusoro yeZSM molecular sieve ndechimwe chezvinhu zvayo zvakakosha sechinhu chinokonzera.Iyi acidity inobva kumaatomu ealuminium ari mumolecular sieve skeleton, iyo inogona kupa mapurotoni kuti aumbe nzvimbo ine protonated.Iyi protonated surface inogona kutora chikamu mumhando dzakasiyana dzemakemikari reaction...Verenga zvimwe -
Mhedzisiro yeSi-Al ratio paZSM molecular sieve
The Si/Al ratio (Si/Al ratio) chinhu chakakosha cheZSM molecular sieve, inotaridza hukama hweSi neAl musefa yemamorekuru.Chiyero ichi chine mhedzisiro yakakosha pane chiitiko uye kusarudzwa kweZSM molecular sieve.Kutanga, chiyero cheSi / Al chinogona kukanganisa acidity yeZSM m ...Verenga zvimwe -
Mhedzisiro uye basa re template mumiriri pane synthesis yeZSM molecular sieve
Mukuita kwema molecular sieve synthesis, template mumiriri anoita basa rakakosha.Iyo template mumiriri ndeye organic molecule iyo inogona kutungamira kukura kwekristaro ye molecular sieve kuburikidza ne intermolecular kupindirana uye kuona yayo yekupedzisira kristaro chimiro.Chekutanga, mumiriri wetemplate anogona kukanganisa ...Verenga zvimwe -
ZSM molecular sieve
ZSM molecular sieve imhando yecatalyst ine yakasarudzika chimiro, iyo inoratidza kuita kwakanakisa mumakemikari akawanda ekuita nekuda kwekuita kwayo kwakanyanya acidic.Zvinotevera ndezvimwe zvinokonzeresa uye maitiro ayo ZSM molecular sieves anogona kushandiswa: 1. Isomerization reaction: ZSM molecular si...Verenga zvimwe -
Kushandiswa uye synthesis yeZSM-5 molecular sieve
I. Nhanganyaya ZSM-5 molecular sieve imhando ye microporous material ine yakasarudzika dhizaini, iyo yakashandiswa zvakanyanya muminda yakawanda nekuda kweiyo yakanaka adsorption zvimiro, kugadzikana uye catalytic chiitiko.Mubepa rino, mashandisirwo uye kuumbwa kweZSM-5 molecular sieve ichave intr...Verenga zvimwe -
Tsvagiridzo pachiyero chekushandiswa kwesilica gel desiccant
Mukugadzira uye hupenyu, silica gel inogona kushandiswa kuomesa N2, mhepo, hydrogen, gasi rechisikigo [1] zvichingodaro.Maererano neasidhi uye alkali, desiccant inogona kugoverwa kuva: acid desiccant, alkaline desiccant uye neutral desiccant [2].Silica gel inoita kunge isina kwayakaomesesa inoita seyakaoma NH3, HCl, SO2, ...Verenga zvimwe
