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- 4A分子筛 zeolite 4A
- 4A分子筛固载铂催化剂 4A zeolite supported platinum catalyst
- 4A分子筛广泛用作洗涤剂助剂，需求量很大。 4A zeolite is one kind of wash additive.
- 膨润土酸化废液制备4A分子筛、活性白土和硫酸铝 Preparation of 4A molecular sieves,activated clay and aluminum sulfate with the exhausted acid of bentonite
- 而且,4A分子筛能起到控制吸附、延缓释放香精香料的作用; and 4A zeolite can play a role in controlling absorbing,delaying releasing essence;
- 以聚己二酸乙二醇酯(PEA)、2,4甲-苯二异氰酸酯(TD I-100)、扩链剂(MOCA)、4A分子筛为原料,采用预聚法制备了聚氨酯(PU)/4A分子筛复合材料。 The polyurethane/4A zeolite composites was prepared by pre-polymerization method,from the polyethylene glycol adipate(PEA),toluene 2,4-diisocyanate(TDI-100),extender(MOCA) and 4A zeolite.
- 分子筛催化的酸性质、孔结构对苯与丙烯烷基化反应的影响 Effects of acidic property and pore structure of zeolites on benzene alkylation with propylene
- 根据乙二醇二甲醚吸附平衡数据,依据Clausius-Clapeyron方程计算了吸附热,在本文浓度范围内计算出该体系的吸附热最大为26.9kJ/mol,表明了水在4A分子筛上的吸附机理主要为物理吸附。 The results are in agreement with tendency,which the raising temperature is not in favor of adsorption. From adsorption equilibrium data of DME, the adsorption heat was calculated according to the equation of Clausius-Clapeyron. The calculated adsorption heat was 26.9kJ/mol at the range of the concentration.
- 4A沸石 4A zeolite
- Y分子筛 Y zeolite
- A分子筛 4A molecular sieve
- 4A景点 4Aattractions
- 虚拟4A virtual 4A
- L分子筛 L zeolite
- 硅铝介孔分子筛的合成和表征及其催化异构化性能的研究 Synthesis, Characterization and Catalytic Isomerization Performance of Aluminosilicate Mesoporous Molecular Sieves
- 4A风景区 4A scenic area
- 4A型沸石 4A zeolite
- TiY分子筛 zeolite TiY
- Y分子筛膜 zeolite Y membrane
- 4A级景区 National AAAA Tourist Attraction
