{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"以Ti(OC<span style=\"color:red\">4</span>H9)<span style=\"color:red\">4</span>为原料,采用溶胶-凝胶法制备固体超强酸<span style=\"color:red\">SO4</span> <span style=\"color:red\">2-</span>/<span style=\"color:red\">TiO2</span>,并利用XRD、IR及DRS对催化剂进行表征,然后,以<span style=\"color:red\">SO4</span> <span style=\"color:red\">2-</span>/<span style=\"color:red\">TiO2</span>为催化剂,通过丁酸与戊醇反应合成了丁酸戊酯.探讨了<span style=\"color:red\">SO4</span> <span style=\"color:red\">2-</span>/<span style=\"color:red\">TiO2</span>催化酯化反应机理及<span style=\"color:red\">SO4</span> <span style=\"color:red\">2-</span>/<span style=\"color:red\">TiO2</span>的结构,讨论了影响酯化率的主要因素,实验结果表明,当催化剂用量为0.6g,醇酸摩尔比为1.4:1,反应温度为125℃,反应时间为6h时,平行实验的平均酯化率可达96.4%.","authors":[{"authorName":"崔玉民","id":"f605ed31-cffc-41f7-a109-a956658be6b6","originalAuthorName":"崔玉民"},{"authorName":"范少华","id":"fae0ae7d-1763-45f6-b57e-180ff23b7250","originalAuthorName":"范少华"}],"doi":"","fpage":"452","id":"d2e6dd8e-eb27-4ec5-91b4-dbff498e0746","issue":"3","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"52e82a36-76cc-43ab-90f0-59da89e61815","keyword":"固体超强酸","originalKeyword":"固体超强酸"},{"id":"0ded1daa-ed71-41b3-878f-30e4c00dafd5","keyword":"<span style=\"color:red\">SO4</span> <span style=\"color:red\">2-</span>/<span style=\"color:red\">TiO2</span>","originalKeyword":"SO4 2-/TiO2"},{"id":"d1978ac9-0e89-452c-8754-7ad72e39a9c3","keyword":"丁酸","originalKeyword":"丁酸"},{"id":"60bc43c1-9243-4ee5-919d-6654f4792f30","keyword":"戊醇","originalKeyword":"戊醇"},{"id":"ad388f06-7bdd-4c66-a018-1ac257236e68","keyword":"丁酸戊酯","originalKeyword":"丁酸戊酯"}],"language":"zh","publisherId":"gncl200603035","title":"固体超强酸催化合成丁酸戊酯的研究","volume":"37","year":"2006"},{"abstractinfo":"以廉价的Ti( <span style=\"color:red\">SO4</span>)<span style=\"color:red\">2</span>为钛源,采用低温水-溶剂热法一步制得吸附<span style=\"color:red\">SO2-4</span>的介孔偏钛酸,焙烧后得到介孔<span style=\"color:red\">SO2-4</span>/<span style=\"color:red\">TiO2</span>亚微米粉体,研究了反应物浓度、反应温度、溶剂和表面活性剂对样品催化性能的影响,并采用XRD、SEM、FF-IR、N<span style=\"color:red\">2</span>吸附-脱附和Hammett指示剂法对催化剂进行表征,考察了其光催化性能.结果表明,最佳制备条件为:Ti( <span style=\"color:red\">SO4</span>)<span style=\"color:red\">2</span>浓度0.85 mol/L、十二烷基苯磺酸钠(SDBS)浓度0.004 mol/L、反应温度130℃、反应时间20 h、乙醇水混合液为溶剂；所得样品比表面积(BET)为103.67 m<span style=\"color:red\">2</span>/g、平均孔径6nm、孔容积为0.204 cm3/g,最高酸强度H0=- 12.14,180 min内对亚甲基蓝(MB)降解率达94％.","authors":[{"authorName":"唐守强","id":"7567515f-174f-4519-81dd-e9e3cca7142f","originalAuthorName":"唐守强"},{"authorName":"何菁萍","id":"5028c8a6-fdb0-4acf-b737-06b1c0c4cffc","originalAuthorName":"何菁萍"}],"doi":"","fpage":"1404","id":"2b943fb9-97c6-43e0-8052-3aa238b08d4c","issue":"6","journal":{"abbrevTitle":"GSYTB","coverImgSrc":"journal/img/cover/GSYTB.jpg","id":"36","issnPpub":"1001-1625","publisherId":"GSYTB","title":"硅酸盐通报   "},"keywords":[{"id":"b9aed8bc-76eb-4e61-85d0-8c253ee27e9f","keyword":"Ti( <span style=\"color:red\">SO4</span>)<span style=\"color:red\">2</span>","originalKeyword":"Ti( SO4)2"},{"id":"8cb6c03e-04a9-49b6-a44f-e9df3408f0bd","keyword":"水-溶剂热","originalKeyword":"水-溶剂热"},{"id":"f835ca32-c483-457e-a7e9-3be80d773f50","keyword":"表征","originalKeyword":"表征"}],"language":"zh","publisherId":"gsytb201106037","title":"介孔<span style=\"color:red\">SO4</span>/<span style=\"color:red\">TiO2</span>粉体的制备及光催化性能的研究","volume":"30","year":"2011"},{"abstractinfo":"本文从硫酸盐类晶体中负离子配位多面体的结晶方位和相互联结的稳定性出发，探讨了硫酸盐类晶体中[<span style=\"color:red\">SO</span><SUB><span style=\"color:red\">4</span></SUB>]<SUP><span style=\"color:red\">2-</span></SUP>结晶方位与晶体结晶形貌之间的关系;认为[<span style=\"color:red\">SO</span><SUB><span style=\"color:red\">4</span></SUB>]<SUP><span style=\"color:red\">2-</span></SUP>四面体与金属阳离子（Ba<SUP><span style=\"color:red\">2</span>+</SUP>、Ca<SUP><span style=\"color:red\">2</span>+</SUP>、Mg<SUP><span style=\"color:red\">2</span>+</SUP>…）结合时，由于晶体结构和生长条件（如温度、过饱和度等）的不同，在晶体各族晶面上的叠合速率和取向不同;晶体的结晶形貌迥然有别.晶体的结晶形貌与[<span style=\"color:red\">SO</span><SUB><span style=\"color:red\">4</span></SUB>]<SUP><span style=\"color:red\">2-</span></SUP>四面体在晶体中的结晶方位密切相关，四面体的面和棱的法线（<EM>L</EM><SUP><span style=\"color:red\">2</span></SUP>）所对向的晶面，生长速率慢，顽强显露，均属晶体的板面;四面体的顶角所指向的晶面，生长速率快，显露面积小，经常消失.","authors":[{"authorName":"仲维卓","id":"942a8980-622f-4d29-9a50-8c661ba6ba8b","originalAuthorName":"仲维卓"},{"authorName":"王步国","id":"540f9a8f-649e-41a6-80c8-bee22eb4c635","originalAuthorName":"王步国"},{"authorName":"施尔畏","id":"3f4f325d-f8cc-43a7-bc19-c92c1c35692b","originalAuthorName":"施尔畏"},{"authorName":"华素坤","id":"0c57794c-7851-4458-aa1f-956d911af236","originalAuthorName":"华素坤"}],"categoryName":"|","doi":"","fpage":"11","id":"cc00e4e6-724c-4359-9101-3bdb6c512adb","issue":"1","journal":{"abbrevTitle":"WJCLXB","coverImgSrc":"journal/img/cover/WJCLXB.jpg","id":"62","issnPpub":"1000-324X","publisherId":"WJCLXB","title":"无机材料学报"},"keywords":[{"id":"aa250125-1e95-4c93-a77f-576df6d0a9b6","keyword":"硫酸盐晶体","originalKeyword":"硫酸盐晶体"},{"id":"018e2720-d0e4-4f82-bc6f-dc50072e163e","keyword":" anion coordinated polyhedra","originalKeyword":" anion coordinated polyhedra"},{"id":"5471b21e-c10f-4aae-bcaf-f2bb5fdf29b7","keyword":" bonding energy","originalKeyword":" bonding energy"},{"id":"38f46c7c-8097-4e31-936c-f7d2264b0490","keyword":" morphology","originalKeyword":" morphology"}],"language":"zh","publisherId":"1000-324X_1997_1_7","title":"硫酸盐类晶体中[<span style=\"color:red\">SO</span><SUB><span style=\"color:red\">4</span></SUB>]<SUP><span style=\"color:red\">2-</span></SUP>四面体的结晶方位与晶体的形貌","volume":"12","year":"1997"},{"abstractinfo":"Initial atmospheric corrosion of zinc in the presence of Na<span style=\"color:red\">2SO4</span> and (NH<span style=\"color:red\">4</span>)(<span style=\"color:red\">2</span>)<span style=\"color:red\">SO4</span> was investigated via quartz crystal microbalance(QCM) in laboratory at relative humidity(RH) of 80% and 25 degrees C. The results show that both Na<span style=\"color:red\">2SO4</span> and (NH<span style=\"color:red\">4</span>)(<span style=\"color:red\">2</span>)<span style=\"color:red\">SO4</span> can accelerate the initial atmospheric corrosion of zinc. The combined effect of Na<span style=\"color:red\">2SO4</span> and (NH<span style=\"color:red\">4</span>)<span style=\"color:red\">2SO4</span> on the corrosion of zinc is greater than that caused by (NH<span style=\"color:red\">4</span>)(<span style=\"color:red\">2</span>)<span style=\"color:red\">SO4</span> and less than that caused by Na<span style=\"color:red\">2SO4</span>. Fourier transform infrared spectroscopy(FTIR), X-ray diffractometry(XRD) and scanning electron microscopy(SEM) were used to characterize the corrosion products of zinc. (NH<span style=\"color:red\">4</span>)(<span style=\"color:red\">2</span>)Zn(<span style=\"color:red\">SO4</span>)(<span style=\"color:red\">2</span>), Zn<span style=\"color:red\">4SO4</span>(OH)(6)center dot 5H(<span style=\"color:red\">2</span>)O and ZnO present on zinc surface in the presence of (NH<span style=\"color:red\">4</span>)(<span style=\"color:red\">2</span>)<span style=\"color:red\">SO4</span> while Zn<span style=\"color:red\">4SO4</span>(OH)(6)center dot 5H(<span style=\"color:red\">2</span>)O and ZnO are the dominant corrosion products on Na<span style=\"color:red\">2SO4</span>-treated zinc surface. Probable mechanisms are presented to explain the experimental results.","authors":[],"categoryName":"|","doi":"","fpage":"887","id":"dfe959ca-18f2-441c-97bb-ff019d200a9a","issue":"4","journal":{"abbrevTitle":"TONMSOC","id":"9449c409-0c62-400e-a51e-429b454dce51","issnPpub":"1003-6326","publisherId":"TONMSOC","title":"Transactions of Nonferrous Metals Society of China"},"keywords":[{"id":"987a34a2-5533-494a-9c8d-ce8996d332ec","keyword":"zinc;Na<span style=\"color:red\">2SO4</span>;(NH<span style=\"color:red\">4</span>)(<span style=\"color:red\">2</span>)<span style=\"color:red\">SO4</span>;atmospheric corrosion;sulfur-dioxide;nacl;<span style=\"color:red\">so2</span>;deposition","originalKeyword":"zinc;Na2SO4;(NH4)(2)SO4;atmospheric corrosion;sulfur-dioxide;nacl;so2;deposition"}],"language":"en","publisherId":"1003-6326_2006_4_1","title":"Initial atmospheric corrosion of zinc in presence of Na<span style=\"color:red\">2SO4</span> and (NH<span style=\"color:red\">4</span>)(<span style=\"color:red\">2</span>)<span style=\"color:red\">SO4</span>","volume":"16","year":"2006"},{"abstractinfo":"在水热条件下,利用H<span style=\"color:red\">2</span>biim(H<span style=\"color:red\">2</span>biim=<span style=\"color:red\">2,2</span>'-联咪唑)与金属离子Co“组装,得到一个结构新颖的混合价态CoⅡ/Ⅲ四核簇状配合物[Co<span style=\"color:red\">4</span>(H<span style=\"color:red\">2</span>biim)<span style=\"color:red\">4</span>(Hbiim)<span style=\"color:red\">2</span>(<span style=\"color:red\">SO4</span>)3]·3H<span style=\"color:red\">2</span>O (1),并对其进行元素分析、红外光谱、热重分析、拓扑分析、X-射线单晶衍射等测定.标题配合物属单斜晶系P21/c空间群,晶胞参数:a=1.23477 (6) nm,b=2.19524(13) nm,c =2.22162(9) nm,β=121.735(<span style=\"color:red\">2</span>)°,Z=<span style=\"color:red\">4</span>,V=5.1216 (<span style=\"color:red\">4</span>) nm3,Dc =1.779 g·cm-3,μ=1.486mm-1.X-射线单晶衍射分析表明四核簇状配合物1中H<span style=\"color:red\">2</span>biim配体分别以中性的H<span style=\"color:red\">2</span>biim配体和负一价的Hbiim-配体与钴离子配位,<span style=\"color:red\">SO</span>42-分别以单齿、三齿和四齿与钴离子配位,构成四核[Co<span style=\"color:red\">4</span>(<span style=\"color:red\">SO4</span>)6]<span style=\"color:red\">2-</span>簇,四核Co簇再进一步以[Co(H<span style=\"color:red\">2</span>biim) (Hbiim)<span style=\"color:red\">2</span>]+结构单元链接形成具有一维通道的三维孔洞结构.","authors":[{"authorName":"谭育慧","id":"b468f62b-1f1a-45ca-bae7-e896af377b99","originalAuthorName":"谭育慧"},{"authorName":"王艳","id":"a9256357-d5f9-4426-bbac-9625091dd2b8","originalAuthorName":"王艳"},{"authorName":"杨韶平","id":"0ea354b2-2c8b-45d3-88e6-43b87006a461","originalAuthorName":"杨韶平"},{"authorName":"高继兴","id":"57ace698-c6ef-4e1b-94df-0daa108fddd7","originalAuthorName":"高继兴"},{"authorName":"徐庆","id":"45dd8e29-7bb2-446e-8964-d873648622a8","originalAuthorName":"徐庆"},{"authorName":"唐云志","id":"ed0e1938-5a5f-4caf-b2a3-a2e64826dc79","originalAuthorName":"唐云志"}],"doi":"","fpage":"2446","id":"b19b90c6-a513-4c46-bd68-b797471036c5","issue":"9","journal":{"abbrevTitle":"RGJTXB","coverImgSrc":"journal/img/cover/RGJTXB.jpg","id":"57","issnPpub":"1000-985X","publisherId":"RGJTXB","title":"人工晶体学报"},"keywords":[{"id":"6d7801a0-5a21-4950-af89-c6c286488d93","keyword":"<span style=\"color:red\">2,2</span>'-联咪唑","originalKeyword":"2,2'-联咪唑"},{"id":"2da229c5-faea-4539-bcf4-1ef75aa1ffbe","keyword":"簇状配合物","originalKeyword":"簇状配合物"},{"id":"9d4b37cd-60b9-4077-8d2c-944242976ca5","keyword":"[Co<span style=\"color:red\">2</span>ⅡCo<span style=\"color:red\">2</span>Ⅲ(<span style=\"color:red\">SO4</span>)6]<span style=\"color:red\">2-</span>","originalKeyword":"[Co2ⅡCo2Ⅲ(SO4)6]2-"}],"language":"zh","publisherId":"rgjtxb98201409047","title":"基于四核混合价态[Co<span style=\"color:red\">2</span>ⅡCo<span style=\"color:red\">2</span>Ⅲ(<span style=\"color:red\">SO4</span>)6]<span style=\"color:red\">2-</span>分子簇构为筑的三维网络结构","volume":"43","year":"2014"},{"abstractinfo":"以La<span style=\"color:red\">2</span>(<span style=\"color:red\">SO4</span>)3/SiO<span style=\"color:red\">2</span>为催化剂,顺丁烯二酸酐和丁醇为原料,合成内增塑剂顺丁烯二酸二丁酯,探讨了催化剂用量,酐醇物质的量比以及反应时间等对收率的影响.结果表明,La<span style=\"color:red\">2</span>(<span style=\"color:red\">SO4</span>)3/SiO<span style=\"color:red\">2</span>对顺丁烯二酸二丁酯的合成具有良好的催化活性,在适宜的条件下其收率可达99%.当把此催化剂用于合成柠檬酸三丁酯、邻苯二甲酸二辛酯、丁二酸二丁酯时,同样具有良好的催化活性.","authors":[{"authorName":"张福捐","id":"14f4309e-cf16-4bda-a506-399cbb5032b9","originalAuthorName":"张福捐"},{"authorName":"盛淑玲","id":"070d711a-5c18-41ce-9f9a-7e2c0028ec51","originalAuthorName":"盛淑玲"}],"doi":"10.3969/j.issn.1004-0277.2007.05.024","fpage":"109","id":"b04ff614-aacc-4d59-a632-37c2442117db","issue":"5","journal":{"abbrevTitle":"XT","coverImgSrc":"journal/img/cover/XT.jpg","id":"65","issnPpub":"1004-0277","publisherId":"XT","title":"稀土"},"keywords":[{"id":"39e8c636-35c9-452c-99d9-53c73edca23f","keyword":"顺丁烯二酸二丁酯","originalKeyword":"顺丁烯二酸二丁酯"},{"id":"47220c73-f5ba-4a8e-92fd-aa8fbdb82bad","keyword":"La<span style=\"color:red\">2</span>(<span style=\"color:red\">SO4</span>)3/SiO<span style=\"color:red\">2</span>","originalKeyword":"La2(SO4)3/SiO2"},{"id":"5794bb5a-bbbf-49d5-b7e9-8effd8d9932b","keyword":"催化合成","originalKeyword":"催化合成"},{"id":"6500d2ec-8835-430a-a33f-0df7d805f58e","keyword":"增塑剂","originalKeyword":"增塑剂"}],"language":"zh","publisherId":"xitu200705024","title":"La<span style=\"color:red\">2</span>(<span style=\"color:red\">SO4</span>)3/SiO<span style=\"color:red\">2</span>催化合成增塑剂","volume":"28","year":"2007"},{"abstractinfo":"制备了一系列不同焙烧温度的Zr(<span style=\"color:red\">SO4</span>)<span style=\"color:red\">2</span>及Zr(<span style=\"color:red\">SO4</span>)<span style=\"color:red\">2</span>负载量不同的Zr(<span style=\"color:red\">SO4</span>)<span style=\"color:red\">2</span>/Al<span style=\"color:red\">2</span>O3(SiO<span style=\"color:red\">2</span>)固体强酸催化剂,用XRD、IR、BET、TG-DTA、NH3-TPD、Hammett指示剂等方法研究了该催化体系的晶型、结构、比表面、酸量及酸强度随负载量和焙烧温度的变化规律.将Zr(<span style=\"color:red\">SO4</span>)<span style=\"color:red\">2</span>负载在Al<span style=\"color:red\">2</span>O3和SiO<span style=\"color:red\">2</span>两种载体上呈现不同的特性.在Al<span style=\"color:red\">2</span>O3上明显地延缓了Zr(<span style=\"color:red\">SO4</span>)<span style=\"color:red\">2</span>的分解和ZrO<span style=\"color:red\">2</span>的晶相转变.并且使酸量和酸强度有所提高.研究了异丁烷-丁烯烷基化反应,结果表明,对973和1023 K焙烧的Zr(<span style=\"color:red\">SO4</span>)<span style=\"color:red\">2</span>样品,活性最好, 而对Zr(<span style=\"color:red\">SO4</span>)<span style=\"color:red\">2</span>/Al<span style=\"color:red\">2</span>O3,负载量在m(Zr(<span style=\"color:red\">SO4</span>)<span style=\"color:red\">2</span>)/m(Al<span style=\"color:red\">2</span>O3)=0.5/1.0左右时活性最好.各种样品均具有较高的C08选择性.","authors":[{"authorName":"孙闻东","id":"be6d7fd3-3c78-4517-b7e3-bb0d9d18c4ce","originalAuthorName":"孙闻东"},{"authorName":"赵振波","id":"57f5c49d-8c43-415e-9b51-5b57e6b8d855","originalAuthorName":"赵振波"},{"authorName":"吴越","id":"a3bf0319-3857-4994-849f-db0fb6052c31","originalAuthorName":"吴越"}],"doi":"10.3969/j.issn.1000-0518.2000.05.001","fpage":"465","id":"68ea76b6-3475-4e90-9954-7410ece96cf5","issue":"5","journal":{"abbrevTitle":"YYHX","coverImgSrc":"journal/img/cover/YYHX.jpg","id":"73","issnPpub":"1000-0518","publisherId":"YYHX","title":"应用化学"},"keywords":[{"id":"39033d95-a1a9-4eb5-9cb3-02ebe61b1eca","keyword":"Zr(<span style=\"color:red\">SO4</span>)<span style=\"color:red\">2</span>","originalKeyword":"Zr(SO4)2"},{"id":"f33bcb35-34fd-4f76-a904-18592a12e335","keyword":"固体强酸","originalKeyword":"固体强酸"},{"id":"4953c8ec-63db-4625-9c9e-bd9df006e79d","keyword":"异丁烷-丁烯烷基化","originalKeyword":"异丁烷-丁烯烷基化"}],"language":"zh","publisherId":"yyhx200005001","title":"异丁烷-丁烯烷基化反应催化剂的研究Ⅳ.Zr(<span style=\"color:red\">SO4</span>)<span style=\"color:red\">2</span>和Zr(<span style=\"color:red\">SO4</span>)<span style=\"color:red\">2</span>/Al<span style=\"color:red\">2</span>O3(SiO<span style=\"color:red\">2</span>)","volume":"17","year":"2000"},{"abstractinfo":"以工业硫酸钛液为原料,分步水解制得吸附硫酸根的介孔偏钛酸,焙烧得到介孔<span style=\"color:red\">SO2-4</span>/<span style=\"color:red\">TiO2</span>固体超强酸.用Hammett指示剂法、XRD、BET和FI-IR等多种手段对催化剂进行了表征;以乙酸乙酯的合成为模型反应,考察了催化活性.结果表明所制备的<span style=\"color:red\">SO2-4</span>/ <span style=\"color:red\">TiO2</span>催化剂是介孔结构;随着焙烧温度的升高和<span style=\"color:red\">SO2-4</span>含量的增加,其比表面积和酸强度都先增大后减小,最高酸强度H0=-14.52,最大比表面积为192m<span style=\"color:red\">2</span>/g;酸强度及硫含量与催化活性都有着密切联系,在500℃下焙烧,硫含量为2.7%时,催化活性最高.","authors":[{"authorName":"张明俊","id":"7ffa779e-bb7e-4018-a81d-00bb5d9a504a","originalAuthorName":"张明俊"},{"authorName":"沈俊","id":"df1aaff3-4272-4429-a874-1e4690c95812","originalAuthorName":"沈俊"},{"authorName":"田从学","id":"5f872d95-3bb1-41fa-8f33-a7523708b574","originalAuthorName":"田从学"},{"authorName":"张昭","id":"266a98d1-e955-45ec-ad86-e511b898840f","originalAuthorName":"张昭"}],"doi":"","fpage":"1955","id":"6eef21eb-9384-4441-903f-076156b48249","issue":"12","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"20b0f6de-65a2-4efb-9b4e-155c49eb1e2f","keyword":"固体超强酸","originalKeyword":"固体超强酸"},{"id":"31a83ed7-a330-4840-b40e-9570e876e64a","keyword":"<span style=\"color:red\">SO2-4</span>/<span style=\"color:red\">TiO2</span>","originalKeyword":"SO2-4/TiO2"},{"id":"fb833969-568e-4f8d-9099-659dba9cbf24","keyword":"制备","originalKeyword":"制备"},{"id":"c7a518bd-6413-4c06-91ff-3bc3c5433b92","keyword":"表征","originalKeyword":"表征"},{"id":"c188bcba-63f2-40d3-b4e1-adeb1c7e5c76","keyword":"催化剂","originalKeyword":"催化剂"}],"language":"zh","publisherId":"gncl200612030","title":"介孔<span style=\"color:red\">SO2-4</span>/<span style=\"color:red\">TiO2</span>固体超强酸的制备与表征","volume":"37","year":"2006"},{"abstractinfo":"<span style=\"color:red\">SO2-4</span>/<span style=\"color:red\">TiO2</span>固体酸可用于光催化降解溴代甲烷，其光催化性能明显优于<span style=\"color:red\">TiO2</span>光催化剂.在相同反应条件下，<span style=\"color:red\">SO2-4</span>/<span style=\"color:red\">TiO2</span>的光催化活性比<span style=\"color:red\">TiO2</span>提高<span style=\"color:red\">2</span>～10倍.当H<span style=\"color:red\">2SO4</span>浸渍液浓度为1mol/L时，制得的<span style=\"color:red\">SO2-4</span>/<span style=\"color:red\">TiO2</span>酸性最强(H0＜-12.14)，具有超强酸性和最高的光催化活性.","authors":[{"authorName":"苏文悦","id":"f1b2b351-63f3-4625-aaa5-9086acb03009","originalAuthorName":"苏文悦"},{"authorName":"陈亦琳","id":"9f1373a2-26ba-43f9-afce-4959fe733883","originalAuthorName":"陈亦琳"},{"authorName":"付贤智","id":"62bec228-2aa3-4dc0-a5ac-a7b173873dc0","originalAuthorName":"付贤智"},{"authorName":"魏可镁","id":"d6f9b619-d1c6-48e4-a774-eb4d17c2943b","originalAuthorName":"魏可镁"}],"doi":"","fpage":"175","id":"f0756340-0b1c-40dc-99d2-cc12ce4064e7","issue":"2","journal":{"abbrevTitle":"CHXB","coverImgSrc":"journal/img/cover/CHXB.jpg","id":"18","issnPpub":"0253-9837","publisherId":"CHXB","title":"催化学报   "},"keywords":[{"id":"f90ed7a9-e699-4afd-9ee5-3b2708eb80d9","keyword":"固体酸","originalKeyword":"固体酸"},{"id":"e23d1b50-c194-4089-a3cd-d8801a5b3f7d","keyword":"二氧化钛","originalKeyword":"二氧化钛"},{"id":"a2457aba-12d0-4948-8a9f-517cc018f0d7","keyword":"光催化剂","originalKeyword":"光催化剂"},{"id":"68f5cfb4-eaff-4c51-af0a-66624c074644","keyword":"酸强度","originalKeyword":"酸强度"},{"id":"811034f0-06af-4aff-8944-2b37aa7c0ca4","keyword":"溴代甲烷","originalKeyword":"溴代甲烷"}],"language":"zh","publisherId":"cuihuaxb200102020","title":"<span style=\"color:red\">SO2-4</span>/<span style=\"color:red\">TiO2</span>固体酸催化剂的酸强度及光催化性能","volume":"22","year":"2001"},{"abstractinfo":"用<span style=\"color:red\">SO2-4</span>物质的量相同的H<span style=\"color:red\">2SO4</span>和Al<span style=\"color:red\">2</span>(<span style=\"color:red\">SO4</span>)3分别对Al-MCM-41进行改性,得到样品<span style=\"color:red\">SO2-4</span>-/Al-MCM-41和Al/<span style=\"color:red\">SO2-4</span>/Al-MCM-41.采用X射线多晶衍射(XRD)、红外光谱(FTIR)、N<span style=\"color:red\">2</span>吸附-脱附和NH3程序升温脱附(NH3 -TPD)等测试技术对样品进行表征.分别用H<span style=\"color:red\">2SO4</span>、MCM-41、Al-MCM-41、<span style=\"color:red\">SO2-4</span>/Al-MCM-41和Al/<span style=\"color:red\">SO2-4</span>/Al-MCM-41催化合成丙酸香叶酯,比较了它们的催化性能.结果表明,H<span style=\"color:red\">2SO4</span>和Al<span style=\"color:red\">2</span>(<span style=\"color:red\">SO4</span>)3改性对Al-MCM-41中孔分子筛结构影响不明显,都可提高其酸性,改性后中孔分子筛的骨架仍保持着六方介孔结构,孔径、孔容和比表面积有所降低,但用Al<span style=\"color:red\">2</span>(<span style=\"color:red\">SO4</span>)3改性的分子筛酸性和催化性能更强；<span style=\"color:red\">SO2-4</span>/Al-MCM-41的酸催化活O<span style=\"color:red\">2-4</span>主要源于<span style=\"color:red\">SO2-4</span>与分子筛表面硅羟基作用形成的双齿螯合配位结构,而AL/<span style=\"color:red\">SO2</span>-/Al-MCM-41的酸催化活性一方面来自<span style=\"color:red\">SO2-4</span>与分子筛表面硅羟基作用形成的双齿螯合配位结构,另一方面,也来自与分子筛骨架接枝的铝,使其产生了更多的Br(o)nsted酸中心.","authors":[{"authorName":"唐晓红","id":"aef95e49-8c39-4587-beea-9e9d5618be0e","originalAuthorName":"唐晓红"},{"authorName":"吴崇珍","id":"84334bbc-952f-4614-a12c-d562320c3f88","originalAuthorName":"吴崇珍"},{"authorName":"韩春亮","id":"44fe2c7e-210a-4dd7-8ce1-19860ea01382","originalAuthorName":"韩春亮"}],"doi":"","fpage":"575","id":"0aaff38f-4d88-429f-8abf-bd4e3cad45f1","issue":"3","journal":{"abbrevTitle":"GSYTB","coverImgSrc":"journal/img/cover/GSYTB.jpg","id":"36","issnPpub":"1001-1625","publisherId":"GSYTB","title":"硅酸盐通报   "},"keywords":[{"id":"955bed7c-5d89-42d6-b5d9-e649630db084","keyword":"硫酸","originalKeyword":"硫酸"},{"id":"f6449835-8985-4757-ba15-e9d10b316ccd","keyword":"硫酸铝","originalKeyword":"硫酸铝"},{"id":"1736f257-d0d8-43cc-bbdd-7b0d8f2bef8e","keyword":"改性","originalKeyword":"改性"},{"id":"027b86c8-c095-4f99-b0ff-bf87cf3649c5","keyword":"中孔分子筛","originalKeyword":"中孔分子筛"}],"language":"zh","publisherId":"gsytb201203017","title":"H<span style=\"color:red\">2SO4</span>和Al<span style=\"color:red\">2</span>(<span style=\"color:red\">SO4</span>)3改性中孔分子筛Al-MCM-41及其催化性能","volume":"31","year":"2012"}],"totalpage":9336,"totalrecord":93359}