China Petroleum Chemical Corporation

Shanghai Research Institute of Petrochemical Technology, Sinopec

Research Institute of Petroleum Processing, Sinopec

Weimin Yang

Zhendong Wang

Bin Zhang

Juntao Liu

Hongmin Sun

Zaiku Xie

Yi Luo

Siqing Zhong

Wanmin Wang

Jiawei Teng

Wenhua Fu

Zhiqing Yuan

Liang Chen

Hui Yao

Guangwei Ma

Songlin Liu

Weichuan Tao

Lei Li

Guozhen Qi

Wenjun He

Jingxian Xiao

Linna Zhang

Jian Qiao

Wenjie Liu

Mingyao Huan

Zhenhao Shen

Yi Guo

Wei Zhang

Jun Li

Jun Xu

Chang Liu

Feng Xu

Wei Zou

Dejin Kong

Huiming Zhang

Weisheng Yang

Deqin Yang

Xiaohong Li

Zhinan Yu

Wei Zeng

Qingling Chen

Yangdong Wang

Jun Kuai

Yu Zhao

Hongyu Zhang

Zheming Wang

Min Hou

Fengxia Sun

Zhirong Zhu

Xiqiang Chen

Su Liu

Song Hu

Haibo Zhou

Xiaofeng Chen

Longqin Gu

Shengli Zhao

Shaoqing Jin

Guiju Tao

Junfeng Xu

Yunqun Huang

Depan Shi

Junwei Ge

Jiahua Wang

Xiaqin Yang

Taikang Fei

Fengping Yu

Haifeng Song

Mingwei Xue

Yanhui Yuan

Hongxing Liu

Xian Lu

Mujin Li

Laibin He

A SCM-33 molecular sieve has a schematic chemical composition as shown in the formula 'SiO·1/x XO·m MO', wherein X is a framework trivalent element, the Si/X molar ratio x is ≥5, M is a framework equilibrium cation, and the M/Si molar ratio is 0<m≤1. The molecular sieve is a novel molecular sieve with RTE topology and the molecular sieve requires short preparation time, involves a low synthesis cost and can be used as adsorbent or catalyst.

SCM-33 molecular sieve, preparation method therefor and application thereof

A nanocage-confined catalyst has the formula: NC-m[M(Salen1)X]-n[M'(Salen2)]. NC is a material having a nanocage structure, and M(Salen1)X and M′ (Salen2) are active centers, respectively; each occurrence of M is independently selected from the group consisting of Co ion, Fe ion, Ga ion, Al ion, Cr ion, and a mixture thereof. Each occurrence of M′ is independently selected from Cu ion, Ni ion and a mixture thereof, m is 0 to 100; n is 0 to 100, with the proviso that at least one of m and n is not 0; each occurrence of Salen1 and Salen2 is independently a derivative of Shiff bases; X is an axial anion selected from the group consisting of substituted or unsubstituted acetate, substituted or unsubstituted benzene sulfonate, substituted or unsubstituted benzoate, F—, Cl—, Br—, I—, SbF6-, PF6-, BF4-, and a mixture thereof.

Nanocage-confined catalyst, preparation process and use thereof

A SCM-34 molecular sieve, preparation method therefor and use thereof are provided. The SCM-34 molecular sieve contains aluminum, phosphorus, oxygen and optionally silicon. In the XRD diffraction data of the molecular sieve, a 2θ degree of the strongest peak within the range of 5-50° is 7.59±0.2. The SCM-34 molecular sieve has a new skeleton structure and can be used to prepare a metal-containing AFI type molecular sieve or an SAPO-17 molecular sieve.

SCM-34 molecular sieve, preparation method therefor and use thereof

A silicon-and germanium-based molecular sieve has a framework chemical composition as represented by the formula 'SiO2.1/nGeO2'. The silicon/germanium molar ratio is 0.1n30. The molecular sieve has a unique X-ray diffraction pattern. It can be used in adsorptive separation, ion exchange, and catalytic conversion of organic compounds.

Silicon-and germanium-based SCM-25 molecular sieve, preparation process and use thereof

An aluminophosphate molecular sieve SCM-18 has a schematic chemical composition, expressed on a molar basis, of AlO.n PO, in which n represents a phosphorus to aluminum molar ratio, and is in a range of about 0.8-1.2. The aluminophosphate molecular sieve has a unique X-ray diffraction pattern, and can be used as an adsorbent, a catalyst or a catalyst carrier.

Aluminophosphate molecular sieve SCM-18, its preparation and application thereof

A novel silicoaluminophosphate molecular sieve has a schematic chemical composition, expressed on a molar basis, of mSiO&#xb7;AlO&#xb7;nPO, in which m represents the molar ratio of SiOto AlOand is in a range of about 0.005-0.15, and n represents the molar ratio of POto AlOand is in a range of about 0.7-1.1. The silicoaluminophosphate molecular sieve has a unique X-ray diffraction pattern, and can be used as an adsorbent, a catalyst or a catalyst carrier.

Silicoaluminophosphate molecular sieve, its preparation and application thereof

The invention relates to a molecular sieve composition, a process of preparing same and use thereof in the production of lower olefins. The molecular sieve composition comprises an aluminophosphate molecular sieve and a CO adsorbing component, both of which are present independently of each other. When the molecular sieve composition is used as a catalyst for producing lower olefins using synthesis gas as a raw material, the molecular sieve composition has the advantages of high selectivity to lower olefins and the like.

Molecular sieve composition, process of preparing same and use thereof

The invention relates to a molecular sieve SCM-14, a preparation process and use thereof. The molecular sieve has a schematic chemical composition of a formula of 'SiO.1/nGeO' or a formula of 'kF.mQ.SiO.1/nGeO.pHO', wherein the molar ratio of silicon to germanium, n, satisfies n&#x2264;30, and other values and symbols are defined in the specification. The molecular sieve has unique XRD diffraction data and can be used as an adsorbent or a catalyst.

Molecular sieve SCM-14, a preparation process and use thereof

The invention relates to a molecular sieve SCM-15, a preparation process and use thereof. The molecular sieve comprises a schematic chemical composition of a formula of 'SiO.GeO', wherein the molar ratio of silicon and germanium satisfies SiO/GeO&#x2265;1. The molecular sieve has unique XRD diffraction data and can be used as an adsorbent or a catalyst.

Molecular sieve SCM-15, synthesis method therefor and use thereof

A fluidized-bed catalyst suitable for the production of halogenated aromatic nitriles includes an active component and a support. The active component is a complex having the following composition expressed in atomic ratio:VPCrAMO,

Fluidized-bed catalyst suitable for the production of halogenated aromatic nitriles, its preparation and application thereof

A method for separating dimethyl carbonate from methanol includes subjecting a raw material containing dimethyl carbonate and methanol to extractive distillation. The extractant contains an ionic liquid and a compound having a general formula of CHO(CHCHO)CH, n being an integer of 2-8. The ionic liquid is an imidazole ionic liquid, a pyridine ionic liquid, or a mixture thereof.

Method for separating dimethyl carbonate from methanol

The present invention relates to an SCM-10 molecular sieve, a process for producing same and use thereof. The molecular sieve has an empirical chemical composition as illustrated by the formula 'the first oxide&#xb7;the second oxide', wherein the ratio by molar of the first oxide to the second oxide is less than 40, the first oxide is at least one selected from the group consisting of silica and germanium dioxide, the second oxide is at least one selected from the group consisting of alumina, boron oxide, iron oxide, gallium oxide, titanium oxide, rare earth oxides, indium oxide and vanadium oxide. The molecular sieve has specific XRD pattern and can be used as an adsorbent or a catalyst for converting an organic compound.

SCM-10 molecular sieve, process for producing same and use thereof

The present invention relates to a molecular sieve having the SFE structure, a process for producing same and use thereof. The process includes a step of crystallizing a mixture comprising a first oxide source, a second oxide source, an organic template and water to obtain a molecular sieve having the SFE structure, wherein the organic template is preferably 4-dimethylamino pyridine. As compared with the prior art, the process exhibits such merits as significantly reduced crystallization duration.

Process for producing a molecular sieve having the SFE structure, molecular sieve having the SFE structure and use thereof

The present invention relates to an SCM-11 molecular sieve, a process for producing same and use thereof. The molecular sieve has an empirical chemical composition as illustrated by the formula 'the first oxide&#xb7;the second oxide', wherein the ratio by molar of the first oxide to the second oxide is more than 2, the first oxide is silica, the second oxide is at least one selected from the group consisting of germanium dioxide, alumina, boron oxide, iron oxide, gallium oxide, titanium oxide, rare earth oxides, indium oxide and vanadium oxide. The molecular sieve has specific XRD pattern, and can be used as an adsorbent or a catalyst for converting an organic compound.

SCM-11 molecular sieve, process for producing same and use thereof

This invention relates to a molecular sieve, especially a SCM-1 molecular sieve or SCM-2 molecular sieve of the MWW family as represented in FIGS.and. As compared with a prior art molecular sieve, the molecular sieve according to this invention exhibits improved catalytic performance and good service life and regeneration performance. The molecular sieve can be produced with a simplified procedure, under mild operation conditions, with less energy and material consumption and fewer side reactions, with a high product purity at low cost and a high yield. This invention further relates to a process for producing these molecular sieves and use thereof as an adsorbent or a catalyst.

Molecular sieve, manufacturing method therefor, and uses thereof

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Shanghai, China

Weimin Yang