中孔分子篩的合成、結構表征及其酸催化性能研究.pdf

1、青島科技大學碩士學位論文中孔分子篩的合成、結構表征及其酸催化性能研究姓名：王志萍申請學位級別：碩士專業(yè)：化學工藝指導教師：于世濤20040416STUDYONSYNTHESISCHARACTERIZATJONANDACIDCATALYTICACTlVITlESOFMESOPOROUSMOLEOULARSIEVESABSTRACTInthisstudyMoMCM一41[n(Si)：n(Mo)=l：O05、1：006】andZrMCM41w

2、eresynthesizedbyhydrothermalsystemThesynthesisconditionswereobtainedasfollowed：reactiontemperature100～140。0，reactiontime24h，calciningtemperature200℃for2hand540℃for6hZr(S04)2weredispersedontothesurfaceofMoMCM一41，thenZr／Mo

3、—MCM41(A)[n(Si)：n(Mo)=】：O05】wasobtainedUsingO25molL～Zr(S04)2toinfusecalcinedMo—MCM一41，Zr／Mo—MCM一41(B1)【n(Si)：n(Mo)=1：O05】andZr／Mo—McM一41(B2)[n(Si)：n(Mo)=1：006】wereobtainedUsing025toolL1H3P04toinfusecalcinedzr—MCM一41thenP

4、04。／ZrMCM一41wasobtainedTheobtainedcatalystswerecharacterizedbyXRD，F(xiàn)T—IR，BETESRandNH3TPDThesynthesizedmesoporousmolecularsieveswerefirstlyusedascatalystsintheFriedel—Craftsof2methoxynaphthaleneacylationandhydrationofttpin

5、ene。Theeffectsofkindandamountofcatalystsandthereactionconditions011thereactionresultswereexaminedandtheoptimumconditionswereobtained111eoptimumconditionsfortheFriedel—Craftsacylationof2methoxynaphthaleneusingZr／MoMCM一41(

6、B1)ascatalystwereasfollowed：amountof2methoxynaphthaleneO025m01amountofcatalyst159，n(2一methoxynaphthalene)：n(aceticanhydride)21：8，reactiontemperature130℃andreactiontime24h，underaboveconditions，theconversionof2methoxynapht

7、halenewas83％andtheselectivitytolacyl一2一methoxynaphthaleneWas938％TheoptimumconditionsusingZr／Mo—MCM一41(B21ascatalystwereamountofcatalyst129amountof2methoxynaphthalene0025moi，n(2methoxynaphthalene)：n(aceticanhydride)=1：6，r

8、eactiontemperature130“0andreactiontime24h，underaboveconditions，theconversionof2methoxynaphthalenewas938％andtheselectivitytOl—acetyl一2一methoxynaphthalenewas949％1’heoptimumconditionsusingZr／MoMCM一41(A)ascatalystwereamounto