SG108993A1 - Conversion catalyst for ethylbenzene containing xylenes and process for converting ethylbenzene containing xylenes by using catalyst - Google Patents

Conversion catalyst for ethylbenzene containing xylenes and process for converting ethylbenzene containing xylenes by using catalyst

Info

Publication number
SG108993A1
SG108993A1 SG200404353A SG200404353A SG108993A1 SG 108993 A1 SG108993 A1 SG 108993A1 SG 200404353 A SG200404353 A SG 200404353A SG 200404353 A SG200404353 A SG 200404353A SG 108993 A1 SG108993 A1 SG 108993A1
Authority
SG
Singapore
Prior art keywords
catalyst
containing xylenes
ethylbenzene containing
converting
xylenes
Prior art date
Application number
SG200404353A
Other languages
English (en)
Inventor
Iwayama Kazuyoshi
Konta Hiroshi
Watanabe Masatoshi
Original Assignee
Toray Industries
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toray Industries filed Critical Toray Industries
Publication of SG108993A1 publication Critical patent/SG108993A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C4/00—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms
    • C07C4/08—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule
    • C07C4/12—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule from hydrocarbons containing a six-membered aromatic ring, e.g. propyltoluene to vinyltoluene
    • C07C4/14—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule from hydrocarbons containing a six-membered aromatic ring, e.g. propyltoluene to vinyltoluene splitting taking place at an aromatic-aliphatic bond
    • C07C4/18—Catalytic processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
    • B01J29/42—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing iron group metals, noble metals or copper
    • B01J29/44—Noble metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
    • B01J29/42—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing iron group metals, noble metals or copper
    • B01J29/46—Iron group metals or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
    • B01J29/48—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing arsenic, antimony, bismuth, vanadium, niobium tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C07C5/27—Rearrangement of carbon atoms in the hydrocarbon skeleton
    • C07C5/2729—Changing the branching point of an open chain or the point of substitution on a ring
    • C07C5/2732—Catalytic processes
    • C07C5/2737—Catalytic processes with crystalline alumino-silicates, e.g. molecular sieves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30—After treatment, characterised by the means used
    • B01J2229/42—Addition of matrix or binder particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/20—Sulfiding
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/02—Boron or aluminium; Oxides or hydroxides thereof
    • C07C2521/04—Alumina
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the alkali- or alkaline earth metals or beryllium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C07C2523/32—Manganese, technetium or rhenium
    • C07C2523/36—Rhenium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals of the platinum group metals
    • C07C2523/42—Platinum
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/48—Silver or gold
    • C07C2523/50—Silver
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36
    • C07C2523/66—Silver or gold
    • C07C2523/68—Silver or gold with arsenic, antimony, bismuth, vanadium, niobium, tatalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper
    • C07C2523/74—Iron group metals
    • C07C2523/755—Nickel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
SG200404353A 2003-07-08 2004-07-07 Conversion catalyst for ethylbenzene containing xylenes and process for converting ethylbenzene containing xylenes by using catalyst SG108993A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003193267 2003-07-08
JP2003313585 2003-09-05

Publications (1)

Publication Number Publication Date
SG108993A1 true SG108993A1 (en) 2005-02-28

Family

ID=33455603

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200404353A SG108993A1 (en) 2003-07-08 2004-07-07 Conversion catalyst for ethylbenzene containing xylenes and process for converting ethylbenzene containing xylenes by using catalyst

Country Status (11)

Country Link
US (1) US7199070B2 (es)
EP (1) EP1495805B1 (es)
KR (1) KR101026787B1 (es)
AT (1) ATE365072T1 (es)
CA (1) CA2473066A1 (es)
DE (1) DE602004007066T2 (es)
ES (1) ES2287654T3 (es)
MY (1) MY136850A (es)
PT (1) PT1495805E (es)
SG (1) SG108993A1 (es)
TW (1) TWI263630B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2022564A1 (en) * 2007-07-31 2009-02-11 Shell Internationale Researchmaatschappij B.V. Catalyst composition, its preparation and use
US8445398B2 (en) * 2007-07-31 2013-05-21 Exxonmobil Chemical Patents Inc. Ion exchange process for making molecular sieve composition
ES2389046T3 (es) * 2008-03-19 2012-10-22 Toray Industries, Inc. Procedimiento de conversión de etilbenceno y procedimiento para producir p-xileno
DE102008030818B4 (de) * 2008-06-30 2022-03-03 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Oberflächenemittierender Halbleiterlaser mit mehreren aktiven Zonen
CN102527430B (zh) * 2010-12-29 2014-04-30 中国石油化工股份有限公司 银催化剂载体的制备方法、由此制备的载体、由该载体制成的银催化剂及其应用
WO2013130194A1 (en) 2012-02-29 2013-09-06 Exxonmobil Chemical Patents Inc. Bimetallic catalyst and use in xylene production
CN110088068B (zh) 2016-12-21 2022-12-06 环球油品有限责任公司 沸石uzm-55的物质组合物和结构及在芳族分子异构化中的用途
WO2019112769A1 (en) * 2017-12-05 2019-06-13 Exxonmobil Chemical Patents Inc. Xylene production processes and systems

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4946606A (es) 1972-09-08 1974-05-04
US3856871A (en) 1973-09-13 1974-12-24 Mobil Oil Corp Xylene isomerization
US4163028A (en) * 1977-07-22 1979-07-31 Mobil Oil Corporation Xylene isomerization
US4159282A (en) 1978-06-09 1979-06-26 Mobil Oil Corporation Xylene isomerization
JPS57200319A (en) 1981-06-03 1982-12-08 Toray Ind Inc Conversion of xylenes containing ethylbenzene
US4899011A (en) * 1986-01-15 1990-02-06 Mobil Oil Corporation Xylene isomerization process to exhaustively convert ethylbenzene and non-aromatics
FR2619319B1 (fr) * 1987-08-14 1990-01-12 Inst Francais Du Petrole Catalyseur du type aluminosilicate renfermant au moins un metal noble et son utilisation en isomerisation d'une coupe c8 aromatique
US5004855A (en) * 1987-08-25 1991-04-02 Toray Industries, Inc. Process for conversion of ethylbenzene in C8 aromatic hydrocarbon mixture
DE69204868T2 (de) * 1991-02-19 1996-02-08 Inst Francais Du Petrol Verwendung von Gallo-Aluminosilikat-Katalysatoren bei der Aromatisierung von Kohlenwasserstoffen mit 2 bis 7 Kohlenstoffatomen.
DE4137013A1 (de) * 1991-11-11 1993-05-13 Basf Ag Verfahren zur herstellung von aminen durch reduktive aminierung
US5672796A (en) * 1992-02-13 1997-09-30 Amoco Corporation Catalyst and process for hydrocarbon aromatization
US5877374A (en) * 1997-04-02 1999-03-02 Chevron Chemical Company Low pressure hydrodealkylation of ethylbenzene and xylene isomerization
US6028238A (en) * 1998-04-14 2000-02-22 Mobil Oil Corporation Xylene isomerization
US6051520A (en) * 1998-05-19 2000-04-18 Phillips Petroleum Company Hydrotreating catalyst composition and processes therefor and therewith
US6462248B1 (en) * 1998-09-09 2002-10-08 Toray Industries, Inc. Method for producing aromatic compounds having alkyl group with at least three carbon atoms
US6051744A (en) * 1998-12-17 2000-04-18 Chevron Chemical Company Llc Low pressure hydrodealkylation of ethylbenzene and xylene isomerization
DE60012323T2 (de) * 2000-09-06 2005-08-18 Uop Llc, Des Plaines Verfahren zur Isomerisierung von Xylolen mit gleichzeitiger Umsetzung von Ethylbenzol

Also Published As

Publication number Publication date
DE602004007066T2 (de) 2007-09-27
CA2473066A1 (en) 2005-01-08
ES2287654T3 (es) 2007-12-16
TW200505820A (en) 2005-02-16
TWI263630B (en) 2006-10-11
ATE365072T1 (de) 2007-07-15
KR101026787B1 (ko) 2011-04-04
PT1495805E (pt) 2007-07-13
US20050010074A1 (en) 2005-01-13
EP1495805A1 (en) 2005-01-12
KR20050006043A (ko) 2005-01-15
US7199070B2 (en) 2007-04-03
MY136850A (en) 2008-11-28
DE602004007066D1 (de) 2007-08-02
EP1495805B1 (en) 2007-06-20

Similar Documents

Publication Publication Date Title
JP4187851B2 (ja) バイオマス利用炭素製造装置
CN106047850B (zh) 一种微生物固定化剂及其制备方法和应用
SG108993A1 (en) Conversion catalyst for ethylbenzene containing xylenes and process for converting ethylbenzene containing xylenes by using catalyst
AR055293A1 (es) Produccion de hidrocarburos liquidos a partir de metano
ES2149734T3 (es) Metodo para la preparacion de citalopram.
JP2008500053A5 (es)
ATE552985T1 (de) Abbildungssystem
BR9904349A (pt) Conversor para amÈnia e processo para converter gás de purga de circuito fechado de sìntese de amÈnia contendo nitrogênio e hidrogênio para formar amÈnia adicional, e, processo para retroajuste de uma planta de amÈnia
CN106076364A (zh) 一种高效CdS‑CdIn2S4超结构光催化剂的制备方法
Wang et al. A staggered type of 0D/2D CuInS2/NiAl-LDH heterojunction with enhanced photocatalytic performance for the degradation of 2, 4-Dichlorophenol
CN113457711A (zh) 一种石墨相氮化碳负载镁单原子复合材料及其制备方法、光催化制备过氧化氢的方法
BRPI0417163A (pt) processos para a produção de hidróxido de nìquel, e para a conversão do metal nìquel a granel em sulfato de nìquel
HU0003411D0 (en) Furnace black, process, use
Du et al. Solution combustion synthesis of Ag-decorated Bi5O7NO3 composites with enhanced photocatalytic properties
Luo et al. Synthesis of samarium doped ferrite and its enhanced photocatalytic degradation of perfluorooctanoic acid (PFOA)
ATE343655T1 (de) Zirkoniumlegierung und bauteile für den kern von leichtwassergekühlten kernreaktoren
CN112844410A (zh) 一种镍离子修饰的铋氧硫光催化剂的制备方法及其应用
BRPI0411783A (pt) material cristalino, material hidratado calcinado, compostos de aluminofosfato e de metaloaluminofosfato cristalinos, métodos para sintetizar um composto de aluminosfosfato e um composto de metaloaluminofosfato e material cristalinos, e, processos para a separação de hidrocarbonetos de uma corrente contendo hidrocarboneto, e para converter uma carga de alimentação
BRPI0400706A (pt) Processo e dispositivo para a preparação de cloreto de hidrogênio
ZA200403719B (en) Process for conversion of oxygenates to hydrocarbons and composition of use therein.
ES2055027T3 (es) Eliminacion de impurezas a partir de corrientes que contienen monoxido de carbono y/o hidrogeno.
CN107456980A (zh) 一种ZnS/ZnO核壳结构及其制备方法和应用
MX2007002407A (es) Formulaciones de metopreno para el control de infestaciones de garrapatas.
CN114870880B (zh) 一种可同步去除养殖污水中的cod、抗生素和磷的吸附-催化双功能材料的制备与应用
CN106082254B (zh) 一种纳米银/纳米铜改性沸石的制备方法