Special vanadium scavenger for fluidized bed catalytic cracking catalyst

  • Product name : Special vanadium scavenger for fluidized bed catalytic cracking catalyst
  • Product Categories : Vanadium Trap Agent for FCC Catalysts
  • Manufacturer/Supplier: Shandong Jichanglong Environmental Engineering Co., Ltd
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Applications and Performance
  The vanadium scavenger is a compound of multiple components.It can be used in parallel with catalysts to attract contaminating metals to itself without adversely affecting the reaction.The vanadium scavenger can form stable compounds with vanadium,effectively preventing vanadium migration and mitigating the harmful effects of vanadium on the catalyst.In crude oil catalytic cracking units,it is used to suppress the influence of heavy metals such as vanadium in the oil on catalyst activity.
Main Features
  Effectively inhibits the influence of vanadium in oil on catalyst activity.
  High vanadium scavenging capacity,large capacity,and small dosage.
  Stable properties and non-toxic.
Instructions for Use
  Add continuously or intermittently.The specific concentration should be adjusted according to the site conditions.This product has no toxic effects.If it comes into contact with skin,wash with water or soapy water.
Packaging,Transportation,and Storage
  Packaged in 25kg,200kg,and 1000kg plastic drums.Packaging can also be customized according to customer requirements.4.2.Transported by road or rail,with self-pickup or door-to-door delivery as per the contract.
  Store at room temperature(0-30℃)and under normal pressure,protected from light.Shelf life is 12 months.

质量指标

项目

指标

外貌

液体

密度(20℃,g/cm3)

≥0.80

  用于流化床催化裂化催化剂的专用钒清除剂是一种化学添加剂,它能优先捕获并固定钒,将其转化为无害或稳定的形式。其核心目的是在钒侵蚀有价值的催化剂分子筛之前将其“捕获和分离”。

  流化床催化裂化催化剂专用钒清除剂主要应用于石油化工和环保领域,尤其是在重油加工中,以减轻钒对催化剂的毒化作用。

  1.一种高效的流化床催化裂化催化剂专用钒清除剂应具备以下特点:

  高捕获能力:单位质量的清除剂可以固定大量的钒。

  高选择性:流化床催化裂化催化剂专用钒清除剂优先与钒反应,而不是与其他金属(如镍、铁)或催化剂反应。

  高稳定性:所得钒酸盐产品具有高熔点和稳定性,在再生器条件下不会分解或熔化。

  良好的流化性能:与主催化剂具有相似的物理性质,可在FCC装置中良好流化,不会造成磨损或分离。

  经济性:成本可控,带来显著的经济效益。

  2.应用场景和使用方法

  主要应用:重油催化裂化(RFCC)装置,加工高钒原料。

  3.使用方法:

  单独添加剂:**流化床催化裂化催化剂专用钒清除剂,以单独的粉末形式,与主催化剂进行物理混合,并通过FCC装置的催化剂喷射系统一起循环。

  内置催化剂功能:**具有钒捕获能力的组分(如氧化锡和氧化镧)直接掺入FCC催化剂基质中,以实现原位捕获。

  用量:**通常根据原料中的钒含量确定,一般为催化剂储量的几个百分点到超过百分之十。

  工作原理:**流化床催化裂化催化剂专用钒清除剂通过添加其他物质改变反应环境中钒的化学形态。

  用于流化床催化裂化催化剂的专用钒清除剂是现代炼油厂处理劣质重油原料的战略工具。它通过“牺牲自身保护核心”,有效中和钒的毒性,显著延长FCC催化剂的使用寿命,确保装置的长期稳定运行。它是实现高效重油转化和提高经济效益的关键技术之一。





Update time :2025/07/26 18:01:07   【print 】   【close【return to previous page 】
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