简介：Anewsilicasolbinderwasobtainedbymixingtheacid-modifiedaluminiumsulfateandwaterglass.TheeffectofSiO2concentrationinsodiumsilicate,pHvalueandpolymerizationwasinvestigated.Thenewsilicasolbinder,whichpossessedabundantporevolumeandsuitableacidamount,wasanidealcomponentforpreparingcrackingcatalyst.Asaresult,thecorrespondingcatalystcomprisingthenewbindershowedexcellentperformance.Comparedwiththereferencesample,theliquefiedpetroleumgas(LPG)andpropyleneyieldobtainedoverthiscatalystincreasedby3.49and1.20percentagepoints,respectively.TheperfectporestructureandsuitableLewisacidamountofnewsilicasolwerethepossiblereasonleadingtoitsoutstandingperformance.

简介：Anovelporousbinderwasobtainedfromacid-treatedkaolin.Thisnewbinderpossessedabundantmeso/macropores,goodhydrothermalstabilityandheavymetalresistance.Thepreparedcatalystusingnewbinderfeaturedlowattritionindexandlargeporevolume.ThecatalystswerecontaminatedwithNi,V,andtestedinafixed-fluidizedbedreactorunit.Incomparisonwiththereferencesample,theoilconversionachievedbytheabove-mentionedcatalystincreasedby3.50percentagepoints,andheavyoilyielddecreasedby2.86percentagepoints,whilethetotalliquidyieldandlightoilyieldincreasedby2.82percentagepointsand0.79percentagepoints,respectively.Theperfectporestructure,goodhydrothermalstabilityandheavymetalresistantperformanceofnewbinderwerethepossiblecausesleadingtoitsoutstandingperformance.