SA518400182B1 - محفزات مدعومة بزيوليت بمقاس نانوي وطرق لإنتاجها - Google Patents

محفزات مدعومة بزيوليت بمقاس نانوي وطرق لإنتاجها

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Publication number
SA518400182B1
SA518400182B1 SA518400182A SA518400182A SA518400182B1 SA 518400182 B1 SA518400182 B1 SA 518400182B1 SA 518400182 A SA518400182 A SA 518400182A SA 518400182 A SA518400182 A SA 518400182A SA 518400182 B1 SA518400182 B1 SA 518400182B1
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Saudi Arabia
Prior art keywords
nano
production
methods
zeolite supported
sized zeolite
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SA518400182A
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English (en)
Inventor
حبوبي حنا
السيد عصام
دينج ليانهوي
العيد منال
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شركه الزيت العربية السعودية
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Publication of SA518400182B1 publication Critical patent/SA518400182B1/ar

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    • 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
    • B01J29/061—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing metallic elements added to the zeolite
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04—Alumina
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    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/24—Chromium, molybdenum or tungsten
    • B01J23/28—Molybdenum
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    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/74—Iron group metals
    • B01J23/75—Cobalt
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    • B01J23/74—Iron group metals
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    • 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
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    • 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
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
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  • Catalysts (AREA)
  • Dispersion Chemistry (AREA)
  • Nanotechnology (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)

Abstract

يتعلق الاختراع الحالي وفقاً لواحد أو أكثر من النماذج الموصوفة بتخليق محفز مدعوم بزيوليت zeolite supported catalyst عن طريق عملية تتضمن دمج خليط غرواني colloidal mixture مع مادة حاملة support material من أكسيد معدني metal oxide لتكوين مادة منتجة لدعامة support precursor material ، معالجة المادة المنتجة للدعامة لتكوين مادة حاملة support material، وتشريب المادة الحاملة بواحد أو أكثر من المعادن لتكوين محفز مدعوم بزيوليت zeolite supported catalyst. قد يتضمن الخليط الغرواني بلورات زيوليت بمقاس نانوي، وقد يكون لبلورات الزيوليت بمقاس نانوي nano-sized zeolite crystals متوسط مقاس أقل من 100 مم. شكل 1.
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