SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Luo, Wei
Gao, Xiaochen
He, Limin
Xiao, Zhongbin
Abrégé
D1GG=0.1-1.2. The catalyst of the present invention can significantly improve the catalytic efficiency of a palladium-carbon catalyst, and can effectively reduce the residual amount of 4-CBA in a terephthalic acid hydrofining reaction.
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Zhu, Junhua
Chen, Liangfeng
Wang, Limin
Wang, Jian
Guo, Kai
Abrégé
33. The active component of the catalyst of the present invention contains a high content of nickel. When used for the second-stage hydrogenation of cracked gasoline, the catalyst can be suitable for treating a raw material having a higher diene content, shows relatively strong monoolefin saturation performance and desulfurization and denitrification activity, can effectively inhibit carbon deposition, and has high stability. Therefore, the catalyst of the present invention is particularly suitable for use in industrial production of the second-stage hydrogenation of cracked gasoline or a fraction thereof.
C10G 45/08 - Raffinage des huiles d'hydrocarbures au moyen d'hydrogène ou de composés donneurs d'hydrogène pour éliminer des hétéro-atomes sans modifier le squelette de l'hydrocarbure mis en œuvre et sans craquage en hydrocarbures à point d'ébullition inférieurHydrofinissage caractérisé par le catalyseur utilisé contenant du nickel ou du cobalt, ou leurs composés en combinaison avec du chrome, du molybdène ou du tungstène, ou leurs composés
B01J 23/02 - Catalyseurs contenant des métaux, oxydes ou hydroxydes métalliques non prévus dans le groupe des métaux alcalins ou alcalino-terreux ou du béryllium
B01J 27/185 - PhosphoreSes composés avec des métaux du groupe du fer ou avec des métaux du groupe du platine
B01J 27/186 - PhosphoreSes composés avec de l'arsenic, de l'antimoine, du bismuth, du vanadium, du niobium, du tantale, du polonium, du chrome, du molybdène, du tungstène, du manganèse, du technétium ou du rhénium
3.
SCM-53 MOLECULAR SIEVE, PREPARATION METHOD THEREFOR, AND USE THEREOF
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Yang, Weimin
Luo, Yi
Li, Rui
He, Xinyue
Deng, Yuwei
Abrégé
The present invention relates to an SCM-3 molecular sieve, a preparation method therefor, and a use thereof. The X-ray diffraction spectrogram of the SCM-53 molecular sieve provided by the present invention comprises a diffraction peak at 2θ of 4.292°±0.40°, and optionally further comprises one or more of diffraction peaks at 2θ of 8.805°±0.50°, 12.119°±0.40°, and 26.036°±0.40°. The SCM-53 molecular sieve of the present invention has a novel skeletal structure and/or chemical composition, and has very important application value.
C01B 39/48 - Autres types caractérisés par leur diagramme de diffraction des rayons X et par leur composition définie utilisant au moins un agent structurant organique
B01J 29/70 - Zéolites aluminosilicates cristallinesLeurs composés isomorphes de types caractérisés par leur structure spécifique non prévus dans les groupes
B82Y 30/00 - Nanotechnologie pour matériaux ou science des surfaces, p. ex. nanocomposites
B82Y 40/00 - Fabrication ou traitement des nanostructures
4.
POLYACRYLONITRILE PRE-OXIDIZED FIBER, PREPARATION METHOD THEREFOR AND USE THEREOF
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Shen, Zhigang
Chen, Liang
Xiao, Shijie
Ma, Lei
Li, Lei
Jiang, Zeming
Abrégé
A polyacrylonitrile fiber pre-oxidized fiber, a preparation method therefor and the use thereof. The pre-oxidized fiber comprises a core part and a skin part wrapping the core part, wherein the characteristic tensile parameter of the polyacrylonitrile pre-oxidized fiber is 475.0-580.0 cN/μm. Polyacrylonitrile-based carbon fibers prepared from the polyacrylonitrile pre-oxidized fibers reduce or eliminate chemical defects and structural defects, thereby improving the mechanical properties of carbon fibers.
D01F 9/22 - Filaments de carboneAppareils spécialement adaptés à leur fabrication par décomposition de filaments organiques à partir de produits de polyaddition, de polycondensation ou de polymérisation à partir de composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone à partir de polyacrylonitriles
5.
CATALYST FOR PREPARING ACRYLONITRILE BY PROPYLENE AMMOXIDATION, PREPARATION METHOD THEREFOR, AND USE THEREOF
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Li, Jingxia
Zhou, Xiaofeng
Wu, Lianghua
Abrégé
A catalyst for preparing acrylonitrile by propylene ammoxidation, a preparation method therefor, and a use thereof. The catalyst comprises an active component and a carrier, and the active component comprises Mo, Bi, Fe, at least one rare earth element, at least one alkali metal element, and at least one alkaline earth metal element. The catalyst has a molybdate crystal plane distribution index RQ of 0.65-0.98, where RQ = (R'+Q')/(R+Q).
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Zhang, Tao
Chen, Haoshen
Tian, Hao
Tong, Fengya
Wang, Hao
Song, Lei
Abrégé
An iridium-based nanowire and a preparation method therefor, and an iridium-based catalyst containing same and a preparation method therefor. The iridium-based nanowire comprises a twin of iridium and at least one transition metal selected from iron, cobalt, and nickel. Preferably, the diameter d of the nanowire is 0.5-6 nm, and further preferably, the grain size of the twin is (0.8-1.1)·d nm.
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Yang, Weimin
Han, Xiao
Li, Xiangcheng
Wang, Zhendong
Feng, Xinqiang
Liu, Chuang
Abrégé
3223333H molecular sieve is used as a solid acid catalyst, such that the method has the advantages of simple operation, high product selectivity, good catalyst stability and easy product separation and easy catalyst recovery, thereby achieving environmentally friendly and efficient conversion from biomass to 5-hydroxymethylfurfural.
B01J 29/70 - Zéolites aluminosilicates cristallinesLeurs composés isomorphes de types caractérisés par leur structure spécifique non prévus dans les groupes
C01B 39/04 - Zéolites aluminosilicates cristallinesLeurs composés isomorphesLeur préparation directeLeur préparation à partir d'un mélange réactionnel contenant une zéolite cristalline d'un autre type, ou à partir de réactants préformésLeur post-traitement utilisant au moins un agent structurant organique, p. ex. un composé d'ammonium quaternaire ionique ou un composé aminé
C07D 307/50 - Préparation à partir de produits naturels
8.
METHOD FOR PREPARING 2,5-DIMETHYLFURAN BY BIOMASS CONVERSION
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Yang, Weimin
Han, Xiao
Li, Xiangcheng
Wang, Zhendong
Feng, Xinqiang
Liu, Chuang
Qu, Hongyu
Abrégé
Disclosed is a method for preparing 2,5-dimethylfuran by biomass conversion. The method comprises: (1) reacting a biomass raw material in an organic solvent in the presence of a solid acid catalyst, to obtain a reaction liquid containing 5-hydroxymethylfurfural and 5-(C2-C5 alkoxymethyl)furfural, the molar ratio of the 5-hydroxymethylfurfural to the 5-(C2-C5 alkoxymethyl)furfural being 0.5 to 1.5; (2) reacting the reaction liquid obtained in step (1) with hydrogen in the presence of a hydrogenolysis catalyst, to prepare 2,5-dimethylfuran. The method has the advantages of high product selectivity, good catalyst stability and easy product separation, and realizes green and efficient conversion of biomass to 2,5-dimethylfuran.
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Shen, Zhigang
Wang, Hetuan
Ma, Lei
Xiao, Shijie
Li, Lei
Chen, Liang
Zhou, Qinzhuo
Deng, Mingyu
Wang, Jianning
Abrégé
The present invention relates to the technical field of new materials. Disclosed are a carbon/carbon composite material and a preparation method therefor and a use thereof. The carbon/carbon composite material comprises a carbon fiber, a plurality of graphitized sheet layers surrounding the carbon fiber, and non-carbon nanoparticles dispersed between the graphitized sheet layers. The carbon/carbon composite material of the present invention comprises graphitized sheet layers of a concentric circle structure on a microcosmic scale. By means of the specific structure, the carbon fiber and the graphitized sheet layers which are arranged at the periphery thereof and between which the non-carbon nanoparticles are dispersed, as well as the graphitized sheet layers themselves, can be firmly bonded, so that the obtained carbon-carbon composite material has better dimensional stability and electrical conductivity. Additionally, the carbon/carbon composite material of the present invention may have improved corrosion resistance, ablation resistance, temperature resistance and sealing performance, and/or electrochemical activity.
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Wang, Zijun
Wang, Hongxue
Zhou, Bing
Jia, Qin
Abrégé
A composition, comprising: a polymer selected from polyglycolic acid, polylactic acid, a glycolic acid-lactic acid copolymer, and any combination thereof; and an additive. By adding the additive to the composition, the polymer composition has improved tensile strength and/or elongation at break, etc.
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Yang, Weimin
Li, Xiangcheng
Wang, Zhendong
Han, Xiao
Feng, Xinqiang
Qu, Hongyu
Liu, Chuang
Abrégé
Disclosed are a catalyst, a preparation method therefor and a use thereof. The catalyst is a Ni-SCM-X molecular sieve catalyst, X being 14 or 15; Ni comprises metallic Ni and Ni2+, a molar ratio of Ni/Ni2+ being 0.02-0.15. The catalyst can be used in a reaction preparing 2,5-dimethylfuran from 5-hydroxymethylfurfural, and has the characteristics of a high conversion rate of 5-hydroxymethylfurfural and high selectivity for the product 2,5-dimethylfuran under mild reaction conditions, as well as high stability of catalyst recycling.
C07D 307/36 - Composés hétérocycliques contenant des cycles à cinq chaînons comportant un atome d'oxygène comme unique hétéro-atome du cycle non condensés avec d'autres cycles comportant deux ou trois liaisons doubles entre chaînons cycliques ou entre chaînons cycliques et chaînons non cycliques avec uniquement des atomes d'hydrogène ou des radicaux ne contenant que des atomes d'hydrogène et de carbone, liés directement aux atomes de carbone du cycle
12.
SPOILER MEMBER, FLUIDIZED BED REACTOR PROVIDED WITH SPOILER MEMBER, AND USE THEREOF
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Yu, Zhinan
Qi, Guozhen
Zheng, Yijun
Gao, Pan
Li, Xiaohong
Abrégé
A spoiler member (15), a fluidized bed reactor provided with the spoiler member (15), a use thereof, and a method for producing an olefin by methanol conversion. The spoiler member (15) comprises a flow guide part and a mixing part which are coaxially arranged in the radial direction. The flow guide part comprises a flow guide plate (20). At least three gas passing holes basically uniformly distributed are formed in the flow guide plate (20). The total void fraction of the openings of the flow guide plate (20) is 0.2% -6%. The mixing part surrounds the flow guide part and comprises at least two spoiler rings which are concentrically arranged. At least six spoiler bodies (21) which are uniformly distributed are arranged on each spoiler ring. No holes are formed in the surface of each spoiler body (21). The total void fraction of the mixing part is 30% -95% because of the existence of the spoiler bodies (21). The total void area of the mixing part is 30-500 times of the total void area of the flow guide plate. Also provided is a fluidized bed reactor comprising a reaction chamber, and the reaction chamber is provided with two or more spoiler members (15) arranged in the axial direction of the reactor.
B01J 8/34 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés les particules étant fluidisées selon la technique du "lit fluidisé" le lit fluidisé comportant un matériau de remplissage fixe, p. ex. matériaux fragmentés, anneaux métalliques, chicanes
B01J 8/24 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés les particules étant fluidisées selon la technique du "lit fluidisé"
B01J 19/00 - Procédés chimiques, physiques ou physico-chimiques en généralAppareils appropriés
13.
CIRCULATING FLUIDIZED BED REACTOR PROVIDED WITH SOLID DISTRIBUTION MEMBER AND APPLICATION THEREOF
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Qi, Guozhen
Yu, Zhinan
Wang, Hongtao
Zheng, Yijun
Gao, Pan
Li, Xiaohong
Abrégé
A circulating fluidized bed reactor provided with a solid distribution member and an application thereof, and a method for producing an olefin through conversion of methanol. The reactor comprises a reaction chamber; a feed gas distributor (8) is provided at the bottom end of the reaction chamber; one or more solid phase feeding ports used for circulating catalyst feeding are formed in the cavity wall located above the feed gas distributor (8); at least one of the solid phase feeding ports extends into the reaction chamber, and is connected to a solid distribution member (17) in the direction towards the center of the reaction chamber; the solid distribution member (17) comprises a bottom plate (18) and at least two side blocking plates (19) oppositely mounted on the bottom plate (18), wherein the bottom plate (18) and the side blocking plates (19) together define a flow channel for passage and distribution of a solid; the flow channel is in a trapezoidal shape; the top of the trapezoidal flow channel is connected to the solid phase feeding port; and the bottom plate (18) is tangent to the inner edge of the feeding port.
B01J 8/34 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés les particules étant fluidisées selon la technique du "lit fluidisé" le lit fluidisé comportant un matériau de remplissage fixe, p. ex. matériaux fragmentés, anneaux métalliques, chicanes
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Yu, Zhinan
Qi, Guozhen
Gao, Pan
Zheng, Yijun
Li, Xiaohong
Abrégé
A circulating fluidized bed reactor that adjusts the relative position of solid phase feed inlets and is provided with a solids distribution member, an application thereof, and a methanol-to-olefins conversion method. The reactor comprises a reaction chamber, a raw material gas distributor (8) is provided at the bottom end of the reaction chamber, and a plurality of solid phase feed inlets for feeding a circulating catalyst are provided on a cavity wall located above the raw material gas distributor (8); the plurality of solid phase feed inlets are each used for feeding catalysts in the same or different states, and comprises at least one I-type solid phase feed inlet for feeding relatively large amounts of solids, and at least one II-type solid phase feed inlet for feeding relatively small amounts of solids, wherein the geometric center of the I-type solid phase feed inlet and the geometric center of the II-type solid phase feed inlet are on the same line in the vertical direction, or the deviation thereof does not exceed 5 degrees; at least the I-type solid phase feed inlet extends into the reaction chamber and is connected to a solids distribution member (17) in the direction of the center of the reaction chamber; the solids distribution member (17) comprises a bottom plate (18) and at least two side baffles (19) opposingly mounted on the bottom plate (18), wherein the bottom plate (18) and the side baffles (19) together define a flow channel for solids to pass through and be distributed; the flow channel is trapezoidal, the upper base of the trapezoidal flow channel is connected to the I-type solid phase feed inlet, and the bottom plate (18) is tangent to an inner edge of a feed inlet.
B01J 8/34 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés les particules étant fluidisées selon la technique du "lit fluidisé" le lit fluidisé comportant un matériau de remplissage fixe, p. ex. matériaux fragmentés, anneaux métalliques, chicanes
15.
MWW-TYPE MOLECULAR SIEVE, AND PREPARATION METHOD THEREFOR AND USE THEREOF
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Wang, Yiyan
Wang, Darui
Yang, Weimin
Sun, Hongmin
Shen, Zhenhao
He, Junlin
Abrégé
[F][EF][EF]) of the molecular sieve is 5.0-16.0:1. The present invention provides a novel MWW-type molecular sieve. When the catalyst prepared by using the molecular sieve of the present invention is used in a reaction for preparing cyclohexylbenzene by means of transalkylation of polycyclohexylbenzene and benzene, the conversion rate of polycyclohexylbenzene and the selectivity of a cyclohexylbenzene product can be improved.
C01B 39/02 - Zéolites aluminosilicates cristallinesLeurs composés isomorphesLeur préparation directeLeur préparation à partir d'un mélange réactionnel contenant une zéolite cristalline d'un autre type, ou à partir de réactants préformésLeur post-traitement
C01B 39/04 - Zéolites aluminosilicates cristallinesLeurs composés isomorphesLeur préparation directeLeur préparation à partir d'un mélange réactionnel contenant une zéolite cristalline d'un autre type, ou à partir de réactants préformésLeur post-traitement utilisant au moins un agent structurant organique, p. ex. un composé d'ammonium quaternaire ionique ou un composé aminé
16.
ZSM-5 MOLECULAR SIEVE, CATALYST FOR PREPARING ETHYLBENZENE BY MEANS OF ALKYLATION OF BENZENE, AND PREPARATION AND USE THEREOF
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Yang, Weimin
Wang, Darui
Sun, Hongmin
Huan, Mingyao
Liu, Wei
Wang, Yiyan
Abrégé
A ZSM-5 molecular sieve, a catalyst for preparing ethylbenzene by means of the alkylation of benzene, and the preparation and use thereof. The ZSM-5 molecular sieve does not have twin crystals; the dimension (La) in the a-axis direction is equal to 240-300 nm, the dimension (Lb) in the b-axis direction is equal to 60-90 nm, and the dimension (Lc) in the c-axis direction is equal to 1500-2200 nm; the dimension (Ld) of a crystal edge formed by the intersection of (010) and (101) crystal planes is equal to 180-220 nm, and the dimension (Le) of a crystal edge formed by the intersection of (010) and (100) crystal planes is equal to 1300-1900 nm; and the ratio (La/Lb) of the dimension in the a-axis direction to the dimension in the b-axis direction is equal to 2.5-4.5, and the ratio (Lc/Lb) of the dimension in the c-axis direction to the dimension in the b-axis direction is equal to 22.0-26.0. When the catalyst for preparing ethylbenzene by means of the alkylation of benzene, which catalyst is prepared from the ZSM-5 molecular sieve, is used in a reaction for ethylbenzene preparation by means of benzene alkylation, the conversion rate of ethylene is high, the selectivity of ethyl is high in an alkylation product, and the mass content of the critical impurity xylene is low.
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Yang, Weimin
Fu, Wenhua
Luo, Yi
Zou, Xiaodong
Wang, Zhendong
Yuan, Zhiqing
Abrégé
Disclosed are a novel silicon-germanium molecular sieve SCM-41, a preparation method therefor, and a use thereof. The SCM-41 molecular sieve has a unique X-ray diffraction spectrum, and has good application prospects in terms of adsorptive separation and catalytic conversion of organic compounds.
C01B 39/04 - Zéolites aluminosilicates cristallinesLeurs composés isomorphesLeur préparation directeLeur préparation à partir d'un mélange réactionnel contenant une zéolite cristalline d'un autre type, ou à partir de réactants préformésLeur post-traitement utilisant au moins un agent structurant organique, p. ex. un composé d'ammonium quaternaire ionique ou un composé aminé
B01J 29/70 - Zéolites aluminosilicates cristallinesLeurs composés isomorphes de types caractérisés par leur structure spécifique non prévus dans les groupes
18.
SWIRL NOZZLE, TUBULAR DISTRIBUTOR, FLUIDIZED BED REACTION DEVICE, AND HYDROCARBON AMMOXIDATION METHOD
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Ye, Junxiang
Xu, Jun
Zhong, Siqing
Li, Yongzheng
Abrégé
The present invention relates to the technical field of chemical apparatuses. Disclosed are a swirl nozzle, a tubular distributor, a fluidized bed reaction device and a hydrocarbon ammoxidation method. The swirl nozzle comprises: a housing, the housing defining a swirl chamber, the swirl chamber comprising an upper swirl chamber and a lower swirl chamber, a bottom end opening being formed in the bottom end of the lower swirl chamber, and the housing being provided with a nozzle feed port that leads to the upper swirl chamber; and a central column arranged inside the swirl chamber, the bottom end of the central column extending towards the bottom end opening of the lower swirl chamber, the bottom end of the central column being connected to a flow guide, and a nozzle discharge port with an annular gap being formed between the flow guide, the bottom end of the central column and the bottom end opening of the lower swirl chamber. The present invention can enhance the uniform gas distribution performance of tubular distributors, and further improve the yield of ammoxidation products.
B01J 8/18 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés les particules étant fluidisées
B01J 8/24 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés les particules étant fluidisées selon la technique du "lit fluidisé"
B01J 4/00 - Dispositifs d'alimentationDispositifs de commande d'alimentation ou d'évacuation
B05B 1/06 - Buses, têtes de pulvérisation ou autres dispositifs de sortie, avec ou sans dispositifs auxiliaires tels que valves, moyens de chauffage agencés pour produire un jet, un pulvérisat ou tout autre écoulement de forme ou de nature particulière, p. ex. sous forme de gouttes individuelles de forme annulaire, tubulaire ou conique creuse
A47J 27/14 - Récipients de cuisson pour hôtels, restaurants ou cantines
19.
NITRILE PRODUCTION METHOD WITH IMPROVED AMMONIA ABSORPTION EFFECT
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Zhao, Le
Wu, Lianghua
Abrégé
A nitrile production method with an improved ammonia absorption effect, comprising a reaction step of carrying out ammoxidation of a hydrocarbon raw material to produce a nitrile-containing reaction product, and a cooling step of introducing the reaction product to an absorption device through a gas inlet and spraying a spray liquid to the reaction product by means of a spraying device in the absorption device to cool the reaction product and form an absorption atmosphere, wherein when measured at a vertical distance of 3000 mm above the gas inlet, the extinction coefficient of the absorption atmosphere is 0.004-0.02 m-1. According to the method, the spray liquid is atomized to increase the contact area with ammonia, thereby improving the ammonia absorption effect.
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Zhao, Le
Wu, Lianghua
Abrégé
The present invention relates to an absorption device having opposite spray liquid inlets and a manufacturing method for nitrile. The absorption device can maximize the absorption rate of ammonia and reduce the penetration of ammonia. The absorption device of the present invention comprises a shell and a plurality of spraying devices arranged in layers in the central axis direction of the absorption device at a preset vertical distance, wherein each spraying device independently comprises a spray liquid inlet, a first spraying pipe in fluid communication with the spray liquid inlet, a plurality of second spraying pipes in fluid communication with the first spraying pipe and extending towards two sides of the first spraying pipe perpendicularly to the first spraying pipe, a plurality of third spraying pipes in fluid communication with the second spraying pipes and extending towards two sides of the second spraying pipes perpendicularly to the second spraying pipes, and a nozzle located at the tail end of the third spraying pipes and in fluid communication with the third spraying pipes, wherein when the absorption device is transversely cut in the direction perpendicular to the central axis of the absorption device to obtain the cross section, the projections of at least one selected from among the first spraying pipe, the second spraying pipes and the third spraying pipes of one of the plurality of spraying devices and of another of the plurality of spraying devices on the cross section basically overlap, and the included angle between the projections of the spray liquid inlets of the one spraying device and of the another spraying device on the cross section is 180 degrees.
B01D 47/16 - Dispositifs comportant des moyens rotatifs, autres que des ajutages rotatifs, pour atomiser le liquide épurateur
B01D 47/18 - Dispositifs comportant des moyens rotatifs, autres que des ajutages rotatifs, pour atomiser le liquide épurateur à arbres disposés horizontalement
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Zhou, Jipeng
He, Wenjun
Yu, Fengping
Ge, Junwei
Wang, Jiahua
Abrégé
A reactor comprising a liquid distribution apparatus and a method for performing multi-phase catalytic reaction by using said reactor. The reactor comprises: a heat exchange tube unit, comprising a plurality of vertically arranged heat exchange tubes (1). Outer walls of at least part of the heat exchange tubes (1) are provided with left-handed or right-handed spiral fins (10), and the spiral directions of outer-wall spiral fins (10) of at least part of the heat exchange tubes (1) are the reverse of the spiral directions of outer-wall spiral fins (10) of heat exchange tubes (1) arranged adjacent thereto. A heat exchange medium flows within the heat exchange tubes (1), and a liquid reaction material flows outside of the heat exchange tubes (1) in a direction almost parallel to the axial direction of the heat exchange tubes (1).
B01J 8/02 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés avec des particules immobiles, p. ex. dans des lits fixes
B01J 8/06 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés avec des particules immobiles, p. ex. dans des lits fixes dans des réacteurs tubulairesProcédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés avec des particules immobiles, p. ex. dans des lits fixes les particules solides étant disposées dans des tubes
F28F 1/10 - Éléments tubulaires ou leurs ensembles avec moyens pour augmenter la surface de transfert de chaleur, p. ex. avec des ailettes, avec des saillies, avec des évidements
F28F 1/12 - Éléments tubulaires ou leurs ensembles avec moyens pour augmenter la surface de transfert de chaleur, p. ex. avec des ailettes, avec des saillies, avec des évidements ces moyens étant uniquement à l'extérieur de l'élément tubulaire
F28F 1/42 - Éléments tubulaires ou leurs ensembles avec moyens pour augmenter la surface de transfert de chaleur, p. ex. avec des ailettes, avec des saillies, avec des évidements les moyens étant à la fois à l'extérieur et à l'intérieur de l'élément tubulaire
22.
METHOD AND APPARATUS FOR MANUFACTURING NITRILE USING CONTROLLED SPRAY LIQUID INPUT PRESSURE
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Zhao, Le
Wu, Lianghua
Abrégé
The present invention relates to a method and apparatus for manufacturing a nitrile using a controlled spray liquid input pressure. In the manufacturing method, the spray liquid may be atomized so as to increase the contact area with ammonia and improve the mass transfer efficiency. The method for manufacturing a nitrile comprises a step of making a hydrocarbon raw material undergo an ammoxidation reaction to manufacture a reaction product containing a nitrile, and a step of spraying the spray liquid on the reaction product by means of a spray apparatus to cool the reaction product, wherein the spray apparatus comprises a spray liquid inlet, a first spray pipe in fluid communication with the spray liquid inlet, a plurality of second spray pipes in fluid communication with the first spray pipe and perpendicularly extending towards two sides of the first spray pipe, a plurality of third spray pipes in fluid communication with the second spray pipes and perpendicularly extending towards two sides of the second spray pipes, and a nozzle located at a tail end of each third spray pipe and in fluid communication with the third spray pipe. In the cooling step, the input pressure of the spray liquid at the spray liquid inlet is controlled to be 0.06-1.00 MPaG.
B01D 47/16 - Dispositifs comportant des moyens rotatifs, autres que des ajutages rotatifs, pour atomiser le liquide épurateur
B01D 47/18 - Dispositifs comportant des moyens rotatifs, autres que des ajutages rotatifs, pour atomiser le liquide épurateur à arbres disposés horizontalement
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Zhou, Jipeng
He, Wenjun
Ge, Junwei
Wang, Jiahua
Abrégé
The present invention relates to a gas distribution unit, and a bubble column reactor and a reaction method. The gas distribution unit of the present invention comprises at least one gas distribution pipe. The at least one gas distribution pipe comprises at least one gas outlet A and at least one gas outlet B from top to bottom, wherein the gas outlet A ejects gas downwards and to the side at an ejection angle εA, and the gas outlet B ejects gas downwards and to the side at an ejection angle εB, an ejection angle being the included angle between the direction of gas ejection and the vertical direction, εA>εB. The gas distribution unit of the present invention enables a more uniform distribution of gas and liquid raw materials, and a longer duration of contact for the gas and liquid raw materials. Using the present gas distribution unit in a bubble column reactor can effectively improve the conversion rate and selectivity of the reaction in said reactor, and can also avoid excessive local concentration of raw materials, thereby avoiding violent reactions and catalyst deactivation.
B01J 8/02 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés avec des particules immobiles, p. ex. dans des lits fixes
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Ge, Junwei
Yu, Fengping
Wang, Yi
He, Wenjun
Abrégé
Disclosed in the present invention are a porous carbon carrier-supported catalyst, a preparation method therefor and a use thereof. In the catalyst of the present invention, on the basis of active metal oxide, the proportion of the content of active metal components distributed in pores of a porous carbon carrier accounts for more than 50% of the content of all active metal components in the catalyst. The catalyst of the present invention has stable properties in the system, and the active center is not easy to lose, solving the problems in the prior art of easy loss of active components in heterogeneous catalysts and short service life of the catalysts; in addition, when the catalyst of the present invention is used for preparing dialkyl carbonate, the catalyst shows excellent conversion rate and selectivity.
B01J 35/60 - Catalyseurs caractérisés par leur forme ou leurs propriétés physiques, en général caractérisés par leurs propriétés de surface ou leur porosité
B01J 23/02 - Catalyseurs contenant des métaux, oxydes ou hydroxydes métalliques non prévus dans le groupe des métaux alcalins ou alcalino-terreux ou du béryllium
C07C 27/00 - Procédés impliquant la production simultanée de plusieurs classes de composés contenant de l'oxygène
C07C 29/128 - Préparation de composés comportant des groupes hydroxyle ou O-métal liés à un atome de carbone ne faisant pas partie d'un cycle aromatique à six chaînons par alcoolyse
C07C 68/065 - Préparation des esters de l'acide carbonique ou de l'acide formique halogéné à partir de carbonates organiques à partir de carbonates d'alkylène
C07C 69/96 - Esters de l'acide carbonique ou de l'acide formique halogéné
25.
P-MODIFIED MWW MOLECULAR SIEVE, AND PREPARATION METHOD THEREFOR AND USE THEREOF
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Yang, Weimin
Feng, Xinqiang
Li, Xiangcheng
Wang, Zhendong
Liu, Chuang
Xu, Rui
Han, Xiao
Abrégé
Pδ-7PPδ-7Pδ-7 represents a peak area of a P-species signal peak, which has a chemical shift within the range of -22 ppm to 8 ppm in a 31PP represents the total peak area of all signal peaks in the 31P MAS NMR spectrogram. A catalyst which contains the molecular sieve of the present invention has high levels of activity, selectivity and stability, and has an excellent carbon deposition resistance capability.
C01B 39/10 - Préparation de zéolites isomorphes caractérisée par les mesures prises pour le remplacement des atomes d'aluminium ou de silicium dans la charpente du réseau par des atomes d'autres éléments les atomes de remplacement étant des atomes de phosphore
C07C 2/86 - Préparation d'hydrocarbures à partir d'hydrocarbures contenant un plus petit nombre d'atomes de carbone par condensation d'un hydrocarbure et d'un non-hydrocarbure
26.
POLYACRYLONITRILE-BASED CARBON FIBER, STOCK SOLUTION, AND PREPARATION METHODS THEREFOR
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Shen, Zhigang
Zhou, Qinzhuo
Li, Lei
Miao, Jingen
Abrégé
A polyacrylonitrile-based carbon fiber, a polyacrylonitrile stock solution, and preparation methods therefor, which mainly solve the problem in the prior art that the presence of gel particles in a polyacrylonitrile solution results in a poor mechanical property of carbon fibers. The polyacrylonitrile-based carbon fiber has a micropore radial size LP of less than or equal to 2.0 nm, a micropore aspect ratio L/LP of greater than or equal to 50 and less than or equal to 100, and an optional diameter CV value of less than or equal to 3%. In a polyacrylonitrile spinning solution, the total number of gel particles having a particle size of greater than 0.15 μm is less than or equal to 1×105/mL, and the proportion of gel particles having a particle size of greater than 5 μm to all gel particles is less than or equal to 0.3%, the gel particles having a degree of equilibrium swelling of 250-5000%. Correspondingly, also provided are a preparation method for the polyacrylonitrile stock solution and a preparation method for the polyacrylonitrile-based carbon fiber.
D01F 9/22 - Filaments de carboneAppareils spécialement adaptés à leur fabrication par décomposition de filaments organiques à partir de produits de polyaddition, de polycondensation ou de polymérisation à partir de composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone à partir de polyacrylonitriles
D01F 6/38 - Filaments, ou similaires, faits par l’homme, à un seul composant, formés de polymères synthétiquesLeur fabrication à partir de copolymères obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone comportant des nitriles non saturés comme constituant majeur
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Shen, Zhigang
Wang, Jianning
Li, Lei
Wang, Hetuan
Abrégé
A polyacrylonitrile carbon fiber, a polyacrylonitrile precursor, and preparation methods therefor. The polyacrylonitrile carbon fiber has a groove structure on the surface; and the Si/C ratio of the carbon fiber in a region X from the top of a protrusion on the surface of the fiber to the bottom of a groove is in the range of 1%-10%, the Si/C ratio of the carbon fiber in a region Y from the bottom of the groove to the interior within 100 nm is in the range of 0.1%-1%, and the Si/C ratio of the carbon fiber in a region Z exceeding 100 nm is not higher than 0.06%. The present invention further provides a method for preparing the polyacrylonitrile carbon fiber, a polyacrylonitrile precursor, and a method for preparing the polyacrylonitrile precursor. The prepared carbon fiber has low ash content and high properties.
D01F 9/22 - Filaments de carboneAppareils spécialement adaptés à leur fabrication par décomposition de filaments organiques à partir de produits de polyaddition, de polycondensation ou de polymérisation à partir de composés macromoléculaires obtenus par des réactions faisant intervenir uniquement des liaisons non saturées carbone-carbone à partir de polyacrylonitriles
D06M 15/643 - Composés macromoléculaires obtenus par des réactions autres que celles faisant intervenir uniquement des liaisons non saturées carbone-carbone contenant du silicium dans la chaîne principale
SINOPEC Shanghai Research Institute of Petrochemical Technology Co., Ltd. (Chine)
Inventeur(s)
Yao, Jianhua
Gong, Kening
Gao, Huanxin
Lyu, Jiangang
Xu, Feng
Wang, Wennian
Xu, Ming
Wei, Yilun
Abrégé
Various embodiments of a process for converting light alkanes to diesel are disclosed. In general, the process includes reacting a feed rich in one or more light alkanes with an aromatization catalyst to convert the light alkanes to aromatic hydrocarbons, reacting the aromatic hydrocarbons with a hydroalkylation catalyst to convert the aromatic hydrocarbons into diesel range hydrocarbons, and hydrogenating the diesel range hydrocarbons to produce a diesel product.
B01J 29/48 - Zéolites aluminosilicates cristallinesLeurs composés isomorphes du type pentasil, p. ex. types ZSM-5, ZSM-8 ou ZSM-11 contenant de l'arsenic, de l'antimoine, du bismuth, du vanadium, du niobium, du tantale, du polonium, du chrome, du molybdène, du tungstène, du manganèse, du technétium ou du rhénium
SINOPEC SHANGHAI RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Yao, Jianhua
Gong, Kening
Gao, Huanxin
Lyu, Jiangang
Xu, Feng
Wang, Wennian
Xu, Ming
Wei, Yilun
Abrégé
Various embodiments of a process for converting light alkanes to diesel are disclosed. In general, the process includes reacting a feed rich in one or more light alkanes with an aromatization catalyst to convert the light alkanes to aromatic hydrocarbons, reacting the aromatic hydrocarbons with a hydroalkylation catalyst to convert the aromatic hydrocarbons into diesel range hydrocarbons, and hydrogenating the diesel range hydrocarbons to produce a diesel product.
C10G 45/44 - Hydrogénation des hydrocarbures aromatiques
C07C 5/32 - Préparation d'hydrocarbures à partir d'hydrocarbures contenant le même nombre d'atomes de carbone par déshydrogénation avec formation d'hydrogène libre
C10G 45/58 - Raffinage des huiles d'hydrocarbures au moyen d'hydrogène ou de composés donneurs d'hydrogène pour changer la structure du squelette de certains hydrocarbures sans craquer les autres hydrocarbures présents, p. ex. pour abaisser le point d'écoulementHydrocraquage sélectif des paraffines normales
C10G 65/04 - Traitement des huiles d'hydrocarbures, uniquement par plusieurs procédés d'hydrotraitement uniquement par plusieurs étapes en série ne comprenant que des étapes de raffinage
C10G 65/08 - Traitement des huiles d'hydrocarbures, uniquement par plusieurs procédés d'hydrotraitement uniquement par plusieurs étapes en série ne comprenant que des étapes de raffinage au moins une étape étant une hydrogénation des hydrocarbures aromatiques
C07C 2/76 - Préparation d'hydrocarbures à partir d'hydrocarbures contenant un plus petit nombre d'atomes de carbone par condensation d'hydrocarbures avec élimination partielle d'hydrogène
30.
TI-MWW MOLECULAR SIEVE CATALYST, PREPARATION METHOD THEREFOR, AND USE THEREOF
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Yang, Weimin
Jin, Shaoqing
Fan, Xueyan
Tang, Zhimou
Sun, Hongmin
Abrégé
A Ti-MWW molecular sieve catalyst, a preparation method therefor, and the use thereof. An X-ray photoelectron spectrum of the Ti-MWW molecular sieve catalyst shows peaks at 458.9±0.2 eV and 464.8±0.2 eV, and preferably shows peaks at 458.9±0.2 eV, 460.3±0.2 eV, 464.8±0.2 eV and 465.9±0.2 eV. The Ti-MWW molecular sieve catalyst is used in olefin epoxidation reactions, and has the characteristics of a high olefin conversion rate, high epoxide selectivity and good catalytic stability.
B01J 29/70 - Zéolites aluminosilicates cristallinesLeurs composés isomorphes de types caractérisés par leur structure spécifique non prévus dans les groupes
B01J 29/89 - Silicates, aluminosilicates ou borosilicates du titane, du zirconium ou du hafnium
31.
METAL OXYGEN-CONTAINING COMPLEX AND USE THEREOF AS PRE-OXIDANT
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Zong, Hongyuan
Yu, Qiang
Liu, Xu
Wang, Yanhong
Cao, Jun
Chen, Liang
Liu, Xiaoxi
Qin, Lei
Bai, Xue
Abrégé
The present invention relates to a metal oxygen-containing complex and a use thereof as a pre-oxidant. The metal oxygen-containing complex comprises a transition metal element as a central atom, and an oxygen-containing heterocyclic organic compound having a substituent as a ligand; the ligand is a compound having a structure as shown in formula (I).
C07C 31/10 - Alcools monohydroxyliques acycliques contenant trois atomes de carbone
C07C 35/06 - Composés comportant au moins un groupe hydroxyle ou O-métal lié à un atome de carbone d'un cycle autre qu'un cycle aromatique à six chaînons monocycliques contenant des cycles à cinq chaînons
C07C 35/08 - Composés comportant au moins un groupe hydroxyle ou O-métal lié à un atome de carbone d'un cycle autre qu'un cycle aromatique à six chaînons monocycliques contenant des cycles à six chaînons
32.
METHOD AND SYSTEM FOR PREPARING ELECTRONIC-GRADE ISOPROPANOL BY MEANS OF HYDROGENATION OF ACETONE
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Zong, Hongyuan
Yu, Qiang
Liu, Xu
Wang, Yanhong
Cao, Jun
Chen, Liang
Liu, Xiaoxi
Qin, Lei
Bai, Xue
Abrégé
Provided in the present invention is a method for preparing isopropanol by means of the hydrogenation of acetone, the method being characterized by comprising: (1) introducing an acetone raw material into an acetone pre-oxidation treater to pre-oxidize impurities, so as to obtain a pre-oxidized acetone raw material; and (2) introducing the acetone raw material which is obtained by the pre-oxidation treatment and is optionally subjected to an intermediate treatment into an acetone hydrogenation reactor for a hydrogenation reaction, so as to obtain a crude isopropanol product.
C07C 29/145 - Préparation de composés comportant des groupes hydroxyle ou O-métal liés à un atome de carbone ne faisant pas partie d'un cycle aromatique à six chaînons par réduction d'un groupe fonctionnel contenant de l'oxygène de groupes contenant C=O, p. ex. —COOH de cétones avec de l'hydrogène ou des gaz contenant de l'hydrogène
C07C 31/10 - Alcools monohydroxyliques acycliques contenant trois atomes de carbone
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Li, Mujin
Gao, Rui
Shi, Depan
Zhai, Zhongxi
Zhao, Peng
Abrégé
Disclosed are a method for preparing alkylene oxide, and a system. The method comprises causing an input material containing an alkene, a hydrogen peroxide alkylbenzene, and an alkylbenzene to enter a reaction zone comprising at least two series-connected catalyst bed layers so as to perform an epoxidation reaction to obtain a reaction product containing alkylene oxide, wherein after a catalyst bed layer located in a logical first position becomes inactive, removing same and replacing with a fresh catalyst bed layer or a regenerated catalyst bed layer; wherein an inlet temperature of the input material entering the replacement fresh catalyst bed layer or regenerated catalyst bed layer satisfies the following formula (1), such that the temperature of an output material leaving the replacement fresh catalyst bed layer or regenerated catalyst bed layer is less than or equal to 130℃. The system is used for preparing alkylene oxide, the system comprises a temperature controller, and the temperature controller controls the inlet temperature of input material of a newly replaced fresh catalyst bed layer or regenerated catalyst bed layer, so that the inlet temperature satisfies formula (1).
C07D 301/19 - Synthèse du cycle de l'oxirane par oxydation de composés non saturés, ou de mélanges de composés non saturés et de composés saturés par des hydroperoxydes organiques
C07D 303/04 - Composés contenant des cycles oxirane contenant uniquement des atomes d'hydrogène et de carbone en plus des atomes d'oxygène des cycles
B01J 8/04 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés avec des particules immobiles, p. ex. dans des lits fixes le fluide passant successivement à travers plusieurs lits
34.
WATER-LOCK RELEASING CHEMICAL AGENT FOR OIL AND GAS RESERVOIRS, PREPARATION METHOD THEREFOR AND USE THEREOF
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Meng, Yong
Li, Yingcheng
Zhang, Weidong
Jin, Jun
Bao, Xinning
Wu, Xinyue
Zhang, Li
Guo, Rong
Abrégé
The present invention provides a water-lock releasing chemical agent for oil and gas reservoirs, a preparation method therefor and a use thereof. The water-lock releasing chemical agent for oil and gas reservoirs is prepared from raw materials comprising an anionic fluorosurfactant, a zwitterionic surfactant, a synergist and a solvent; based on a total weight of the water-lock releasing chemical agent for oil and gas reservoirs being 100%, the anionic fluorosurfactant is 1%-40%, the zwitterionic surfactant is 1%-40%, the synergist is 0.5%-20%, and the remainder is the solvent. In the prepared water-lock releasing chemical agent, the components interact and synergize to significantly reduce the surface tension of water. The water-lock releasing chemical agent can regulate the surface of a strongly water-wet substrate to neutral wetting, having lower apparent viscosity, lower cost and better stability.
C09K 8/584 - Compositions pour les méthodes de récupération assistée pour l'extraction d'hydrocarbures, c.-à-d. pour améliorer la mobilité de l'huile, p. ex. fluides de déplacement caractérisées par l'utilisation de tensio-actifs spécifiques
C08G 65/26 - Composés macromoléculaires obtenus par des réactions créant une liaison éther dans la chaîne principale de la macromolécule à partir d'éthers cycliques par ouverture d'un hétérocycle à partir d'éthers cycliques et d'autres composés
C08G 65/28 - Éthers cycliques et composés hydroxylés
35.
HETEROGENEOUS DUAL-CATALYTIC-CENTER CATALYST, PREPARATION METHOD THEREFOR, AND USE THEREOF
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Yang, Weimin
Xu, Rui
Li, Xiangcheng
Wang, Zhendong
Jia, Yuqing
Abrégé
3434344 to effectively stabilize the metal active sites. The catalyst is used for preparing dihydric alcohol from a polyhydroxy compound; the raw material conversion rate and the product dihydric alcohol selectivity are high; the cycle stability of the catalyst is high, and no catalyst deactivation is observed after four times of recycling.
C07C 29/00 - Préparation de composés comportant des groupes hydroxyle ou O-métal liés à un atome de carbone ne faisant pas partie d'un cycle aromatique à six chaînons
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Xiong, Wentao
Wang, Rui
Zhou, Fen
Yang, Rundong
Abrégé
Provided in the present invention is a phase change-diffusion coupling crystallization method for purifying a crystal substance. The phase change-diffusion coupling crystallization method comprises the following steps: (1) adding a crude crystal substance in a molten state to a solid-liquid mixture I in a dissolved balance state to obtain solid-liquid mixture II, the solid-liquid mixture I and II respectively comprising a solid phase and a solution phase, the solid phase comprising the crystalline substance and possibly impurities in a solid state, and the solution phase comprising a solvent, the dissolved crystalline substance, and possibly impurities; and (2) carrying out solid-liquid separation on the solid-liquid mixture II.
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Teng, Jiawei
Zhao, Guoliang
Jin, Wenqing
Shi, Jing
Ren, Liping
He, Wanren
Abrégé
Disclosed is an MFI molecular sieve, which is characterized in that each unit mass of the MFI molecular sieve comprises coexisting monoclinic and orthorhombic crystal forms of the MFI molecular sieve; in addition, the hydroxyl infrared spectrum of the MFI molecular sieve shows a characteristic peak of hydroxyl at 3400-3500 cm-1, the highest point of the characteristic peak being between 3420-3480 cm-1, the characteristic peak being centered on the highest point, and a peak area with a half-peak width of 210-240 accounting for 70% or more of the total area; the MFI molecular sieve contains the elements Si, Al and O, and does not contain the element Ti.
B01J 29/40 - Zéolites aluminosilicates cristallinesLeurs composés isomorphes du type pentasil, p. ex. types ZSM-5, ZSM-8 ou ZSM-11
B01J 29/48 - Zéolites aluminosilicates cristallinesLeurs composés isomorphes du type pentasil, p. ex. types ZSM-5, ZSM-8 ou ZSM-11 contenant de l'arsenic, de l'antimoine, du bismuth, du vanadium, du niobium, du tantale, du polonium, du chrome, du molybdène, du tungstène, du manganèse, du technétium ou du rhénium
C01B 39/40 - Type ZSM-5 utilisant au moins un agent structurant organique
38.
SOLID ACID CATALYST, PREPARATION THEREFOR, AND USE THEREOF
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Wu, Yanan
Li, Xuguang
Li, Jingqiu
Qi, Xiaolan
Kong, Dejin
Abrégé
Disclosed are a solid acid catalyst, preparation therefor, and a use thereof. The catalyst comprises: a) a metal oxide carrier; and b) at least one modified metal component; wherein trimethyl-phosphine is used as a probe molecule to perform solid-state nuclear magnetic resonance technique-based characterization, so that the catalyst shows a spectral peak within the range of -5 ppm to -20 ppm. The catalyst can be used for a non-aromatic hydrocracking reaction, and has the advantages of a high conversion rate and few side reactions.
B01J 23/16 - Catalyseurs contenant des métaux, oxydes ou hydroxydes métalliques non prévus dans le groupe de l'arsenic, de l'antimoine, du bismuth, du vanadium, du niobium, du tantale, du polonium, du chrome, du molybdène, du tungstène, du manganèse, du technétium ou du rhénium
C07C 4/08 - Préparations d'hydrocarbures à partir d'hydrocarbures contenant un plus grand nombre d'atomes de carbone par élimination d'une partie aliphatique ou cycloaliphatique de la molécule
39.
POLYMER COMPOSITION AND PREPARATION METHOD THEREFOR, AND PRODUCT
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Luo, Jiawei
Wang, James Hongxue
Zhou, Bing
Tian, Yuchuan
Jia, Qin
Abrégé
12122 and z are each independently 0 or a number greater than 0; and the polyester chains in the polyester homopolymer and the polyester graft copolymer are derived from the same polyester monomer.
C08L 67/04 - Polyesters dérivés des acides hydroxycarboxyliques, p. ex. lactones
C08G 63/02 - Polyesters dérivés soit d'acides hydroxycarboxyliques, soit d'acides polycarboxyliques et de composés polyhydroxylés
C08G 63/06 - Polyesters dérivés soit d'acides hydroxycarboxyliques, soit d'acides polycarboxyliques et de composés polyhydroxylés dérivés des acides hydroxycarboxyliques
SINOPEC SHANGHAI RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Yao, Jianhua
Ghonasgi, Dhananjay
Gong, Kening
Pansare, Sourabh
Yang, Weimin
Gao, Huanxin
Wang, Wennian
Xu, Ming
Wei, Yilun
Abrégé
The disclosed process relates to removal of benzene from a reformate stream and in turn providing gasoline and diesel products along with commodity chemicals (such as cyclohexylbenzene). The disclosed process further relates to the upgrading of heart- cut reformate benzene to higher value products.
C10G 45/48 - Hydrogénation des hydrocarbures aromatiques caractérisée par le catalyseur utilisé contenant du nickel ou du cobalt, ou leurs composés
C10G 45/52 - Hydrogénation des hydrocarbures aromatiques caractérisée par le catalyseur utilisé contenant des métaux du groupe du platine ou leurs composés
C10G 45/54 - Hydrogénation des hydrocarbures aromatiques caractérisée par le catalyseur utilisé contenant des alumino-silicates cristallins, p. ex. des tamis moléculaires
C10G 69/08 - Traitement des huiles d'hydrocarbures par au moins un procédé d'hydrotraitement et au moins un autre procédé de conversion uniquement par plusieurs étapes en série comprenant au moins une étape de réformage d'essence "naphta"
41.
Process for Removing Benzene from a Heart-Cut Reformate
SINOPEC SHANGHAI RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Yao, Jianhua
Ghonasgi, Dhananjay
Gong, Kening
Pansare, Sourabh
Yang, Weimin
Gao, Huanxin
Wang, Wennian
Xu, Ming
Wei, Yilun
Abrégé
The disclosed process relates to removal of benzene from a reformate stream and in turn providing gasoline and diesel products along with commodity chemicals (such as cyclohexylbenzene). The disclosed process further relates to the upgrading of heart-cut reformate benzene to higher value products.
C10G 49/08 - Traitement des huiles d'hydrocarbures, en présence d'hydrogène ou de composés donneurs d'hydrogène, non prévu dans un seul des groupes , , , ou caractérisé par le catalyseur utilisé contenant des alumino-silicates cristallins, p. ex. des tamis moléculaires
C07C 2/76 - Préparation d'hydrocarbures à partir d'hydrocarbures contenant un plus petit nombre d'atomes de carbone par condensation d'hydrocarbures avec élimination partielle d'hydrogène
B01J 23/46 - Ruthénium, rhodium, osmium ou iridium
B01J 23/89 - Catalyseurs contenant des métaux, oxydes ou hydroxydes métalliques non prévus dans le groupe du cuivre ou des métaux du groupe du fer combinés à des métaux nobles
B01J 23/83 - Catalyseurs contenant des métaux, oxydes ou hydroxydes métalliques non prévus dans le groupe du cuivre ou des métaux du groupe du fer en combinaison avec des métaux, oxydes ou hydroxydes prévus dans les groupes avec des terres rares ou des actinides
B01J 21/06 - Silicium, titane, zirconium ou hafniumLeurs oxydes ou hydroxydes
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Xiao, Zhongbin
Zhu, Xiaoli
Luo, Wei
Sun, Guangbin
He, Limin
Gao, Xiaochen
Abrégé
Disclosed are a crude terephthalic acid hydrorefining catalyst, a preparation method therefor, and an application thereof. The catalyst comprises a carrier and an active component. The active component comprises palladium and ruthenium, and the weight ratio of palladium to ruthenium is (3-10):1 calculated in terms of elements. Palladium is Pd0, ruthenium comprises Ru0and Ru4+, and the weight ratio of Ru4+to Ru0 is 0.1-1.0. The catalyst provided by the present invention has outstanding catalytic activity and anti-sintering performance, and is particularly suitable for a hydrorefining reaction of crude terephthalic acid. The catalyst of the present invention can make the hydrofining reaction proceed efficiently and stably.
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
Wang, Wennian
Gao, Huanxin
Jia, Yinjuan
Xu, Ming
Liu, Yuanlin
Yao, Hui
Wei, Yilun
You, Dandan
Abrégé
Disclosed are a silicon-aluminum molecular sieve-hydrogenation metal component-alumina complex, and the preparation and use thereof. The complex comprises a silicon-aluminum molecular sieve, alumina and a hydrogenation metal component, wherein at least part of the silicon-aluminum molecular sieve and at least part of alumina in the complex are bonded by means of a chemical bond, such that a characteristic spectral peak is present at 860-900 cm-1 of the infrared spectrogram of the complex. When a hydroalkylation catalyst based on the complex is used in a reaction for preparing phenylcyclohexane by means of the hydroalkylation of benzene, the excessive hydrogenation of benzene caused by an excessively long diffusion path can be avoided, the selectivity of the byproduct cyclohexane can be reduced, the utilization rate of benzene can be improved, and the energy consumption for the reaction and separation can be reduced.
SINOPEC (SHANGHAI) RESEARCH INSTITUTE OF PETROCHEMICAL TECHNOLOGY CO., LTD. (Chine)
Inventeur(s)
He, Xiujuan
Li, Yingcheng
Qiu, Jun
Cui, Leyu
Abrégé
Disclosed in the present invention are a viscoelastic foam system of an acid gas switch and a method and use for improving the recovery ratio by using the viscoelastic foam system. The viscoelastic foam system of an acid gas switch of the present invention comprises a pH switch surfactant, a hydrocarbon-based anionic surfactant, and water, wherein the pH switch surfactant is at least one of long-chain hydrocarbon-based amines. When the viscoelastic foam system meets an acid gas, the interaction between the pH switch surfactant and the hydrocarbon-based anionic surfactant is enhanced, the viscosity is increased, and the formed foam has better stability and blocking performance. When 1.0 PV of the viscoelastic foam system is injected, the apparent viscosity of the foam formed in the core is greater than or equal to 270 mPa·s, so that the recovery ratio can be increased by 20% or more, and the long-chain hydrocarbon-based amine improves the salt tolerance of a single anion, thereby increasing the mineralization degree application range of the system to 10-200 g/L.
C09K 8/584 - Compositions pour les méthodes de récupération assistée pour l'extraction d'hydrocarbures, c.-à-d. pour améliorer la mobilité de l'huile, p. ex. fluides de déplacement caractérisées par l'utilisation de tensio-actifs spécifiques
C09K 8/594 - Compositions utilisées en combinaison avec du gaz injecté
C09K 8/58 - Compositions pour les méthodes de récupération assistée pour l'extraction d'hydrocarbures, c.-à-d. pour améliorer la mobilité de l'huile, p. ex. fluides de déplacement
E21B 43/16 - Procédés de récupération assistée pour l'extraction d'hydrocarbures