1) mesoporous molecular sieve
中孔分子筛
1.
Recent progress in synthesis of mesoporous molecular sieves;
新型中孔分子筛研究进展
2.
Advances of mesoporous molecular sieve catalyst;
中孔分子筛催化剂的研究进展
3.
Influence of silica sources on structure of silica MCM-41 mesoporous molecular sieves;
硅源对全硅MCM-41中孔分子筛结构的影响研究
2) mesoporous molecular sieves
中孔分子筛
1.
Advances in mesoporous molecular sieves;
中孔分子筛材料的研究进展
2.
Synthesis, Characterization and Catalytic Performance of Silica-based Mesoporous Molecular Sieves in Selective Oxidation;
硅基中孔分子筛的合成、表征及在选择氧化反应中的催化性能研究
3.
The results show that the obtained materials are of the character- istics of mesoporous molecular sieves,and long-range order and crystallinity will de- grade with the increase of Al content.
采用水热合成法制备了不同硅铝比(摩尔比)的中孔分子筛Al-MCM-41,通过XRD、N_2吸附-脱附、FT-IR进行了表征,表明其具有中孔结构,并且随着骨架中铝含量的增加,Al-MCM-41孔道的长程有序性和结晶度有所减弱。
3) mesoporous zeolite
中孔分子筛
1.
The Zr FSM 16 mesoporous zeolite was synthesized by using cetyltrimethyl ammonium bromide (CTMAB) as a template, and the samples were characterized by XRD, IR and N 2 adsorption.
以十六烷基三甲基溴化铵 (CTMAB)为模板剂 ,合成出Zr FSM 16中孔分子筛 ,并采用XRD ,IR和BET等对分子筛进行了表征 。
2.
In recent years, much attention has been paid to the synthesis of mesoporous zeolites for their potential applications in many petrochemical processes,particularly those dealing with conversion of large molecules.
综述了近年来提出的各种提高中孔分子筛水热稳定性的方法 ,分析比较了各种方法的特点和存在的问题 ,指出用硅铝纳米簇进行自组装以及选用适合高温合成的模板体系将是今后的发展方
4) HMS mesoporous molecular sieve
中孔分子筛HMS
5) micro-mesoporous molecular sieve
中微双孔分子筛
1.
In this paper,the advance in microstructure and structure-properties relationship investigationof molecular sieve(including microporous molecular sieve,mesoporous molecular sieve andmicro-mesoporous molecular sieve)by using molecular simulation technology is reviewed.
综述了分子模拟技术在探索分子筛(包括微孔分子筛、介孔分子筛、中微双孔分子筛等)的微观结构及构-效关系方面的国内外研究进展,进而合理分析和预测了分子模拟技术在研究具有中孔孔道优势、大的比表面积、强酸性和高水热稳定性的新型中微双孔分子筛的微观结构及构-效关系中的重要性和可行性。
2.
The micro-mesoporous molecular sieve SBA-15 was synthesized using P123(PEO20PPO70PEO20) as template and tetraethoxysilanes(TEOS) as silica source by hydryothermal method,and the effects of the concentration of template,reaction temperature,ion directing agent and co-solvent(N,N-dimethylformamide,DMF) on micro-mesoporous molecular sieve SBA-15 were investigated.
采用P123(PEO20PPO70PEO20)为模板剂,正硅酸乙酯(TEOS)为硅源试剂,在强酸溶液中采用水热晶化法合成中微双孔分子筛SBA-15,并考察模板剂浓度、反应温度,离子导向剂和共溶剂对中微双孔分子筛SBA-15的影响。
补充资料：中分子毒素
中分子毒素
尿毒症时体内某些代谢产物蓄积致成毒性症状。这些代谢产物按分子量大小分为三类：①小分子毒素：分子量小于500道尔顿。如尿素、肌酐及胍、胺、酚 类物质；②中分子毒素：分子量在500～5000道尔顿，如甲状旁腺素等激素，某些多肽及细胞碎裂产物；③大分子毒素：分子量大于5000道尔顿。尿毒症时中分子毒素的致病作用已越来越受重视，现知它与尿毒症贫血、免疫缺损、糖耐量减低及神经病变等密切相关。设计透析治疗时必须充分考虑到清除中分子毒素的能力。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条