{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"以ZSM-5/丝光沸石(MOR)复合分子筛为催化剂,对混合C4的催化转化反应进行了评价,并采用程序升温脱附和原位红外光谱技术对ZSM-5/MOR的酸性进行了表征. 结果表明,与ZSM-5相比, MOR具有很低的催化活性,但ZSM-5/MOR复合分子筛具有较高的催化活性,随着ZSM-5/MOR复合分子筛中ZSM-5含量的增加, C4转化率稍有升高;在C4转化率大致相同的情况下,乙烯和丙烯的总选择性比较接近,但苯和甲苯的总收率却快速升高. 随着ZSM-5/MOR复合分子筛中ZSM-5含量的增加,弱酸和中强酸的酸量逐渐减少,强酸的酸量有所增加. 由于ZSM-5/MOR复合分子筛中MOR对ZSM-5起到分散作用而产生更多的L酸中心,且此L酸中心处于分子筛的外表面而具有较高的能量,导致苯和甲苯的总收率升高.","authors":[{"authorName":"刘百军","id":"cd989bd7-ca21-4bc4-be0f-16656b4cc575","originalAuthorName":"刘百军"},{"authorName":"曾贤君","id":"25818d6e-6079-4882-9307-15b588d592f8","originalAuthorName":"曾贤君"},{"authorName":"何琳琳","id":"f1ecd779-d9ca-4f2c-a567-f2cd9c6003c7","originalAuthorName":"何琳琳"},{"authorName":"赵震","id":"b4e8d8fa-d3cc-4fb5-8a38-956aeb1294f1","originalAuthorName":"赵震"}],"doi":"","fpage":"940","id":"56635710-055f-4014-92d0-013d3839c85d","issue":"9","journal":{"abbrevTitle":"CHXB","coverImgSrc":"journal/img/cover/CHXB.jpg","id":"18","issnPpub":"0253-9837","publisherId":"CHXB","title":"催化学报 "},"keywords":[{"id":"e10146be-3402-4f63-ab73-c7fd1a9008e9","keyword":"ZSM-5分子筛","originalKeyword":"ZSM-5分子筛"},{"id":"a8eb2028-1c46-4568-977b-ae47b1a61c6a","keyword":"丝光沸石","originalKeyword":"丝光沸石"},{"id":"9e969d3a-1fa9-4863-b833-69982dd3ae53","keyword":"复合分子筛","originalKeyword":"复合分子筛"},{"id":"052cd937-f371-4ab4-8b9b-1061ece41825","keyword":"混合","originalKeyword":"混合碳四烃"},{"id":"b4644dda-9868-4fa9-8a4a-a2b3991beb73","keyword":"乙烯","originalKeyword":"乙烯"},{"id":"3ef30372-6c6d-49ff-b9c9-97dd9505c68b","keyword":"丙烯","originalKeyword":"丙烯"},{"id":"814af93b-6440-4e22-9d31-3605de6b71b3","keyword":"芳构化","originalKeyword":"芳构化"},{"id":"2e8bb5b5-8ae3-4945-b420-42b4049ecbe4","keyword":"苯","originalKeyword":"苯"},{"id":"f4984c60-9a31-494c-8151-b47f0f717434","keyword":"甲苯","originalKeyword":"甲苯"}],"language":"zh","publisherId":"cuihuaxb200809020","title":"ZSM-5/MOR复合分子筛催化剂对混合C4转化反应的催化性能","volume":"29","year":"2008"},{"abstractinfo":"用浸渍法制备了稀土改性HZSM-5分子筛催化剂(简称RE/HZSM-5),研究了RE/HZSM-5对混合C4(包括C4烷烃和C4烯烃)裂解活性及低烯烃收率的影响.结果表明,RE改性后HZSM-5分子筛催化剂的裂解活性明显增加,轻稀土改性HZSM-5分子筛比重稀土改性的表现出更好的增产低烯烃裂解性能.在0.1MPa,重时空速(WHSV)=1.2×104 mL/h*g-1条件下,轻稀土La、Pr、Nd、Sm、Gd改性HZSM-5分子筛催化剂上混合C4催化裂解产物中乙烯和丙烯总收率在625℃时达到最高,分别为54.66%、54.32%、53.32%、54.15%和54.06%,比相同条件下未改性的HZSM-5高3%~4%.重稀土中只有Yb/HZSM-5表现出较好的裂解活性,裂解产物中乙烯和丙烯总收率在600℃时达到最高,为54.80%.用红外光谱(FT-IR),氨程序升温脱附(NH3-TPD)和吡啶吸附红外光谱法(Py-IR)法对RE/HZSM-5分子筛进行了表征,结果表明催化剂的总酸量、B酸与L酸的比值与催化活性之间存在密切关系.","authors":[{"authorName":"王晓宁","id":"41631d3b-9a0c-46fc-a91c-af3b4781658d","originalAuthorName":"王晓宁"},{"authorName":"周新宇","id":"55c77800-ce2a-4502-b5d4-8c9b18f0c3df","originalAuthorName":"周新宇"},{"authorName":"姜桂元","id":"e4b37dac-a8c2-49d4-a3c8-f15c1860d583","originalAuthorName":"姜桂元"},{"authorName":"赵震","id":"7bbb3f2b-4dfd-4d8b-af9a-cf6079da684e","originalAuthorName":"赵震"},{"authorName":"徐春明","id":"7d1d6638-b0d6-4819-927b-9f3418a7844a","originalAuthorName":"徐春明"},{"authorName":"段爱军","id":"ec0c1541-bc40-4858-baa1-ec8556b05b8d","originalAuthorName":"段爱军"}],"doi":"10.3969/j.issn.1004-0277.2008.05.008","fpage":"30","id":"f51a2fb0-cabe-4dd9-8d1a-561681f3d66a","issue":"5","journal":{"abbrevTitle":"XT","coverImgSrc":"journal/img/cover/XT.jpg","id":"65","issnPpub":"1004-0277","publisherId":"XT","title":"稀土"},"keywords":[{"id":"4633ff78-75a8-483b-b93a-c5dbcefad969","keyword":"混合C4","originalKeyword":"混合C4烃"},{"id":"dfa8188b-948e-4129-80f9-089cb6ef4935","keyword":"催化裂解","originalKeyword":"催化裂解"},{"id":"fd73b222-c032-4085-ba93-3ba60f659bf8","keyword":"低烯烃","originalKeyword":"低碳烯烃"},{"id":"f9abe8ef-c357-419d-9f0f-eaf711609df6","keyword":"HZSM-5分子筛","originalKeyword":"HZSM-5分子筛"},{"id":"a0d3f004-844a-402e-8b6f-76296432de6c","keyword":"稀土","originalKeyword":"稀土"}],"language":"zh","publisherId":"xitu200805008","title":"稀土改性HZSM-5分子筛催化裂解混合C4制低烯烃性能的研究","volume":"29","year":"2008"},{"abstractinfo":"用XRD,XPS,SEM和H2-TPR等手段研究了铜基负载型催化剂的结构和物性及其对混合加氢脱炔的催化性能. 结果表明,在负载铜催化剂中加入一定量的Co可提高催化剂的加氢脱炔活性,而Co含量较少时加入少量的Ce也能提高催化剂的活性和选择性. Cu和Co之间存在着相互协同作用,使得活性组分在催化剂表面偏析,CuO在催化剂表面呈非晶相分散状态,催化剂颗粒粒径变小,催化剂更容易被还原,从而改善了催化剂的催化性能.","authors":[{"authorName":"张全信","id":"6b41d77f-6dd3-404a-a2dc-3b77526ada04","originalAuthorName":"张全信"},{"authorName":"刘希尧","id":"a2392c01-9c8b-4e01-82ef-56b35826bc5b","originalAuthorName":"刘希尧"},{"authorName":"雷鸣","id":"de210d40-96e6-4130-a994-2915c626c9ef","originalAuthorName":"雷鸣"},{"authorName":"徐仑","id":"7cca592a-258a-486f-b322-e36a036cbf48","originalAuthorName":"徐仑"}],"doi":"","fpage":"250","id":"42262ee3-e557-4dc1-9d84-21527d1d1f9d","issue":"3","journal":{"abbrevTitle":"CHXB","coverImgSrc":"journal/img/cover/CHXB.jpg","id":"18","issnPpub":"0253-9837","publisherId":"CHXB","title":"催化学报 "},"keywords":[{"id":"32c1d18a-28df-43be-81dd-e9cc45b73f8e","keyword":"铜基催化剂","originalKeyword":"铜基催化剂"},{"id":"516ea4ba-3294-4699-8ffd-376aa0db955b","keyword":"钴","originalKeyword":"钴"},{"id":"e89da8ea-4eb5-41c9-9f9a-9cc0227e4472","keyword":"铈","originalKeyword":"铈"},{"id":"a89337ab-8932-4db5-86fa-acdde4dd19c7","keyword":"协同作用","originalKeyword":"协同作用"},{"id":"430adf15-209c-40b2-80b1-8d2bb38af506","keyword":"混合","originalKeyword":"混合碳四"},{"id":"d5f83a50-d5dc-442e-b29f-16dac71db57b","keyword":"加氢","originalKeyword":"加氢"},{"id":"c7bdd722-5d52-4245-9be7-cd3a5a1f96e4","keyword":"脱炔","originalKeyword":"脱炔"}],"language":"zh","publisherId":"cuihuaxb200203013","title":"铜基催化剂的结构、物性及其对混合选择加氢反应的催化性能","volume":"23","year":"2002"},{"abstractinfo":"气相色谱法是最常用的混合工质组元浓度分析方法.针对氢氟二元混合物的特点,本文搭建了气相色谱法混合工质组分分析实验台,测定了9种氢氟二元混合物组元质量分数与峰面积百分比的对应关系.讨论了气相色谱法混合工质组分分析的理论方法,比较了2种标准曲线函数模型对实验数据的再现精度,本文提出的校正因子为变量的模型对实验数据的再现性较好,平均绝对偏差小于±0.25%,满足热物性研究对混合物组元成分分析的实验要求.","authors":[{"authorName":"王忠伟","id":"039e1d5e-75da-4b5c-9cd7-2fc634e600bd","originalAuthorName":"王忠伟"},{"authorName":"段远源","id":"aa5f3f06-9b08-4667-8710-79ffb3d16bcf","originalAuthorName":"段远源"}],"doi":"","fpage":"739","id":"d83d8a8f-1047-4c23-aecb-2f73191236e1","issue":"5","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报 "},"keywords":[{"id":"e6ba1098-31d3-48b6-890e-8dd4993d84ef","keyword":"氢氟混合物","originalKeyword":"氢氟烃混合物"},{"id":"7c7e16ed-e953-4917-945c-c2978618a9c2","keyword":"气相色谱法","originalKeyword":"气相色谱法"},{"id":"b8df9032-ea84-4805-b412-67e1344aef41","keyword":"组分分析","originalKeyword":"组分分析"},{"id":"7fc54d89-697f-4504-8df3-1205365db4c5","keyword":"实验测量","originalKeyword":"实验测量"}],"language":"zh","publisherId":"gcrwlxb200505006","title":"氢氟二元混合工质的组分分析","volume":"26","year":"2005"},{"abstractinfo":"氢氟+润滑油体系的气液相平衡性质近年来受到了广泛关注,国际上已有一批相关实验数据发表.本文研究了状态方程法模型描述氢氟+润滑油体系气液相平衡性质的适用性,分析了混合规则和溶液模型的影响,针对不同类型的体系建立了相应的相平衡预测模型,较好地再现了多种氢氟+POE、BAB润滑油体系的气液相平衡性质.","authors":[{"authorName":"侯树鑫","id":"1647728a-0cb7-43ae-b811-104b250a1994","originalAuthorName":"侯树鑫"},{"authorName":"段远源","id":"81a58a91-5dc6-4236-a9f3-761596d7435c","originalAuthorName":"段远源"},{"authorName":"王晓东","id":"c5c41132-f6b3-442e-9eda-7fb6671bedbf","originalAuthorName":"王晓东"}],"doi":"","fpage":"927","id":"512460eb-f06c-4a83-a816-a64f228717c2","issue":"6","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报 "},"keywords":[{"id":"e97ebb5b-df45-40cd-8fcd-5a89247e99da","keyword":"气液相平衡","originalKeyword":"气液相平衡"},{"id":"c3a1a67d-09e3-4973-819d-351b784ac961","keyword":"状态方程","originalKeyword":"状态方程"},{"id":"e22f756d-719f-44b4-8b69-5a51959779a0","keyword":"混合规则","originalKeyword":"混合规则"},{"id":"59374b54-b862-440b-81a2-20ac25b3ad0e","keyword":"氢氟","originalKeyword":"氢氟烃"},{"id":"2ab3758e-176f-4851-8866-6cf82b6df69d","keyword":"润滑油","originalKeyword":"润滑油"}],"language":"zh","publisherId":"gcrwlxb200806007","title":"氢氟+润滑油混合物气液相平衡模型","volume":"29","year":"2008"},{"abstractinfo":"着重介绍了近年来低芳构化制芳烃研究进展和无机膜催化低脱氢芳构化制芳烃研究现状,阐述了膜性能与芳构化反应性能的关系及其应用开发前景.","authors":[{"authorName":"张雄福","id":"53c28032-864c-4984-ac74-256516b1e3c3","originalAuthorName":"张雄福"},{"authorName":"王金渠","id":"fa4f820f-98ac-493f-b87f-6e38eba02cb7","originalAuthorName":"王金渠"}],"doi":"10.3969/j.issn.1007-8924.1998.02.002","fpage":"3","id":"cf735d15-970f-4e96-932f-7cb7bb321448","issue":"2","journal":{"abbrevTitle":"MKXYJS","coverImgSrc":"journal/img/cover/MKXYJS.jpg","id":"54","issnPpub":"1007-8924","publisherId":"MKXYJS","title":"膜科学与技术 "},"keywords":[{"id":"43b07a3f-1171-4794-98e8-a1f405b6a0b7","keyword":"无机膜","originalKeyword":"无机膜"},{"id":"f5181aff-7233-40ba-90ea-6706271a852d","keyword":"低","originalKeyword":"低碳烃"},{"id":"599b94f3-f5cc-4206-bb23-8ba8de985c96","keyword":"芳构化","originalKeyword":"芳构化"}],"language":"zh","publisherId":"mkxyjs199802002","title":"无机膜催化低脱氢芳构化制芳烃研究进展","volume":"18","year":"1998"},{"abstractinfo":"合成了3个含硅基二锡氧烷化合物,并通过乙酸与异戊醇的反应和丁醛与乙二醇的反应,考察了它们在酯化反应和缩醛化反应中的催化活性,讨论了催化剂用量、反应时间和溶剂等因素对催化反应的影响.结果表明,与二氯代丁基二锡氧烷相比,3种含硅基二锡氧烷在酯化反应和缩醛化反应中均表现出类似的高催化活性;催化剂[ClBu2SnOSn(CH2SiMe3)2Cl]2用量为反应物料质量的1.5%时,乙酸异戊酯的产率为91.8%,丁醛缩乙二醇的产率为94.2%.在基二锡氧烷结构中,锡原子上的基或桥联基团的不同,对其催化活性均有一定程度的影响.","authors":[{"authorName":"何小立","id":"3d428ee3-95e5-45d1-bb18-8d128128557e","originalAuthorName":"何小立"},{"authorName":"林森","id":"087cac7e-99a0-4930-af7e-3b30053d8d44","originalAuthorName":"林森"},{"authorName":"郭璇","id":"fe47fbf3-4c1a-4e44-a107-313e890b25cd","originalAuthorName":"郭璇"},{"authorName":"陆路德","id":"9cec6b86-10a1-425e-ab65-79abc84c418f","originalAuthorName":"陆路德"},{"authorName":"汪信","id":"bd8905a3-55bb-4397-95ad-bcd87df28394","originalAuthorName":"汪信"},{"authorName":"杨绪杰","id":"cfda73b7-676f-455a-8a9a-9e24e9ce1470","originalAuthorName":"杨绪杰"}],"doi":"10.3969/j.issn.1000-0518.2007.11.010","fpage":"1268","id":"ec8720aa-85a2-4b58-820a-8fae5ba70001","issue":"11","journal":{"abbrevTitle":"YYHX","coverImgSrc":"journal/img/cover/YYHX.jpg","id":"73","issnPpub":"1000-0518","publisherId":"YYHX","title":"应用化学"},"keywords":[{"id":"f02d2d5f-09f0-4b2d-ba78-e94e92cf02a9","keyword":"含硅基二锡氧烷","originalKeyword":"含硅四烃基二锡氧烷"},{"id":"0644d0d9-16db-4c24-95e0-bada7f460794","keyword":"合成","originalKeyword":"合成"},{"id":"8bb83849-6fd3-494c-b124-1ef40c4a5197","keyword":"催化","originalKeyword":"催化"},{"id":"4f6ea8a3-6afe-4a38-a3c5-c96860e98fce","keyword":"酯化反应","originalKeyword":"酯化反应"},{"id":"ab9962c0-3d3e-4e74-849f-1d7bff92d2be","keyword":"缩醛化反应","originalKeyword":"缩醛化反应"}],"language":"zh","publisherId":"yyhx200711010","title":"含硅基二锡氧烷的合成及其催化性能","volume":"24","year":"2007"},{"abstractinfo":"整理了已公开发表的氢氟(HFC)/烷烃(HC)二元混合物气液相平衡实验数据,对实验数据进行了热力学一致性检验.采用PR方程加van der Waals混合规则描述该类混合物的气液相平衡性质,优化得到了11种混合物的二元交互作用系数,经比较表明采用优化结果能够高精度再现气液相平衡实验数据,比kij取0的计算结果有很大改善.","authors":[{"authorName":"张秋芳","id":"c4cdcbb4-e4f9-4659-b145-4feff5ec7c99","originalAuthorName":"张秋芳"},{"authorName":"侯树鑫","id":"7aa313a7-1a15-4879-85c9-fa5fa955730d","originalAuthorName":"侯树鑫"},{"authorName":"段远源","id":"1355bacd-29fc-496a-a4a8-1a7eefa96809","originalAuthorName":"段远源"},{"authorName":"宋艺新","id":"d42ba07a-548c-4380-a722-224daa543153","originalAuthorName":"宋艺新"}],"doi":"","fpage":"49","id":"2ae17e6d-7aff-453b-9c7d-cd97fd1b1bfc","issue":"z1","journal":{"abbrevTitle":"GCRWLXB","coverImgSrc":"journal/img/cover/GCRWLXB.jpg","id":"32","issnPpub":"0253-231X","publisherId":"GCRWLXB","title":"工程热物理学报 "},"keywords":[{"id":"88b3a271-f927-45fb-9c35-b28226709c1e","keyword":"气液相平衡","originalKeyword":"气液相平衡"},{"id":"79cc67d3-f250-4165-bdf4-cf946e566cac","keyword":"氢氟","originalKeyword":"氢氟烃"},{"id":"e9921e7e-edf8-493a-bbd2-1303065c23a1","keyword":"烷烃","originalKeyword":"烷烃"},{"id":"a4d7436f-8c77-4d7d-b788-f780917960a7","keyword":"PR方程","originalKeyword":"PR方程"},{"id":"f792a51f-1f93-4ded-8db0-291df5580b74","keyword":"交互作用系数","originalKeyword":"交互作用系数"}],"language":"zh","publisherId":"gcrwlxb2006z1013","title":"氢氟/烷烃二元混合物的气液相平衡","volume":"27","year":"2006"},{"abstractinfo":"通过计算甲烷、乙烷、乙烯、乙炔、丙烷和丙烯等低与NO反应的热力学函数和低在电场作用下产生活性粒子的反应焓变,找出合适的低作为脱除NO的添加剂.根据计算结果.以丙烷和丙烯为例,利用脉冲电晕加氨分别与丙烷和丙烯协同进行了脱除NO的实验研究,得出了最佳工艺参数.在进口风速为1.2 m/s、出口风速为1.0 m/s、进口温度为80℃、出口温度为40℃、脉冲电压为50 kV时,加入丙烯的脱氮率可以达到60%,加入丙烷的脱氮率可接近30%.","authors":[{"authorName":"李秋荣","id":"4dcbe091-ca22-4a2f-bfad-2220ae06f164","originalAuthorName":"李秋荣"},{"authorName":"白明华","id":"da562b7d-dadc-4c56-803a-0a6187e47c84","originalAuthorName":"白明华"},{"authorName":"贺君","id":"9496b03a-bc16-48c7-8253-996afb2a4843","originalAuthorName":"贺君"},{"authorName":"武金宝","id":"9ac07bb7-6564-4e88-91d4-4c2d7ec77e22","originalAuthorName":"武金宝"}],"doi":"","fpage":"86","id":"792f09d0-5026-4a1b-b9f6-d41b5f67d662","issue":"3","journal":{"abbrevTitle":"GT","coverImgSrc":"journal/img/cover/GT.jpg","id":"27","issnPpub":"0449-749X","publisherId":"GT","title":"钢铁"},"keywords":[{"id":"5541d8f2-5f7a-4e4b-a12d-56fd4121a8d8","keyword":"NO","originalKeyword":"NO"},{"id":"aa3e0da7-cf56-4f67-bc2b-d02680905b25","keyword":"低","originalKeyword":"低碳烃"},{"id":"bc534a0d-a073-4b58-baac-72b499cb415e","keyword":"热力学分析","originalKeyword":"热力学分析"},{"id":"c8acb4d6-d710-4314-b6f5-3ac0dd3bc44f","keyword":"脉冲电晕","originalKeyword":"脉冲电晕"}],"language":"zh","publisherId":"gt200803020","title":"低脱除NO气体的热力学分析及实验研究","volume":"43","year":"2008"},{"abstractinfo":"通过计算甲烷、乙烷、乙烯、乙炔、丙烷和丙烯等低与NO反应的热力学函数和低在电场作用下产生活性粒子的反应焓变,找出合适的低作为脱除NO的添加剂。根据计算结果,以丙烷和丙烯为例,利用脉冲电晕加氨分别与丙烷和丙烯协同进行了脱除NO的实验研究,得出了最佳工艺参数。在进口风速为1.2 m/s、出口风速为1.0 m/s、进口温度为80 ℃、出口温度为40 ℃、脉冲电压为50 kV时,加入丙烯的脱氮率可以达到60%,加入丙烷的脱氮率可接近30%。","authors":[{"authorName":"李秋荣","id":"571809a6-ad6c-4f8b-958f-19b78b644e72","originalAuthorName":"李秋荣"},{"authorName":"白明华","id":"6e40f294-ea7c-4ca2-8adf-a44017f72d45","originalAuthorName":"白明华"},{"authorName":"贺君","id":"506cce66-e9bf-448e-aade-844f1e4db9d2","originalAuthorName":"贺君"},{"authorName":"武金宝","id":"47201b14-3ea4-4c41-8591-4fa6c763bb25","originalAuthorName":"武金宝"}],"categoryName":"|","doi":"","fpage":"86","id":"87969b9e-0ec6-4840-975f-7f76b3173177","issue":"3","journal":{"abbrevTitle":"GT","coverImgSrc":"journal/img/cover/GT.jpg","id":"27","issnPpub":"0449-749X","publisherId":"GT","title":"钢铁"},"keywords":[{"id":"80cecb5b-c372-415e-bef9-c219b85698bb","keyword":"NO;低;热力学分析;脉冲电晕","originalKeyword":"NO;低碳烃;热力学分析;脉冲电晕"}],"language":"zh","publisherId":"0449-749X_2008_3_2","title":"低脱除NO气体的热力学分析及实验研究","volume":"43","year":"2008"}],"totalpage":2722,"totalrecord":27220}