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Suspension demulsification device

A demulsification device and demulsification technology, applied in the field of chemical equipment, can solve problems such as inconvenient disassembly, long clarification and separation time, and difficulty in emulsification and separation

Active Publication Date: 2013-09-11
HUBEI SANNING CHEM
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

For products such as cosmetics, we often use the characteristics of some raw materials and add a part of surfactant to them to promote the complete emulsification of certain components of the mixture to obtain a well-mixed emulsion system. However, when separating and purifying a two-phase or multi-phase mixture, it is necessary to prevent emulsification. During separation and purification, the emulsification of certain substances will cause separation difficulties, and the process time and cycle of purification will be greatly extended due to the emulsification.
[0003] In the process of using one substance to extract another substance, in order to ensure the extraction rate and extraction effect, the stirring is generally strengthened so that the two-phase substances in the mixing system are evenly dispersed and fully contacted, but the strengthening of stirring often leads to emulsification of the mixed phase, and the consequences One is that the separation of the heavy phase and the light phase is difficult, so that the production cannot be carried out normally; the other is that the required clarification and separation time is too long, and sometimes it is even difficult to separate
In order to ensure normal separation, it is necessary to increase the size of clarification equipment, which will inevitably lead to a corresponding increase in equipment investment and land occupation
In the past, the emulsification of this type of system was often done by adding fillers in the tank or setting up a screen for the pipeline to achieve the purpose of demulsification. Reduced resistance results in increased energy consumption; at the same time, since the demulsification facilities in the tank are installed and fixed on the tank body, it will be very difficult to clean the demulsification facilities due to the sedimentation and clogging of impurities in the system, and it is inconvenient to disassemble

Method used

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Examples

Experimental program
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Effect test

Embodiment 1

[0029] A suspension demulsification device is used in the extraction tank 8 in the process of extracting and purifying wet-process phosphoric acid with an organic solvent, and it is composed of a plurality of suspension demulsification units 1 sequentially connecting adjacent suspension demulsification units 1 through connectors 2 The buoyancy cylinder 6 of the suspension unit 4 of the suspension demulsification device, the skeleton 7 and the buoyancy adjustment block of the buoyancy adjustment unit 5 adopt 904L sealed round tube or square tube, and the mesh plate of the demulsification unit 3 uses 904L regular wire mesh corrugated packing, The buoyancy adjustment block is connected to the frame 7 through locks or screws, and the suspension is calculated based on the organic solvent in the light phase liquid layer 9, the wet-process phosphoric acid in the heavy phase liquid layer 11 and the density of 904L material, and the working area of ​​the suspension demulsification device...

Embodiment 2

[0031] A suspension demulsification device is used in the extraction tank 8 in the process of extracting and purifying wet-process phosphoric acid with an organic solvent, and it is composed of a plurality of suspension demulsification units 1 sequentially connecting adjacent suspension demulsification units 1 through connectors 2 , the buoyancy cylinder 6 of the suspension unit 4 of the suspension demulsification device, the skeleton 7 and the buoyancy adjustment block of the buoyancy adjustment unit 5 adopt polytetrafluoro tubes or polytetrafluoro plates, and the mesh plate of the demulsification unit 3 uses polytetrafluoro structured orifice plates The corrugated packing and the buoyancy adjustment block are connected to the skeleton 7 through locks or screws, according to the density of the organic solvent in the light phase liquid layer 9, the wet-process phosphoric acid in the heavy phase liquid layer 11 and the polytetrafluoroethylene material, and the working area of ​​t...

Embodiment 3

[0033] A suspension demulsification device is used in the extraction tank 8 in the process of extracting and purifying wet-process phosphoric acid with an organic solvent, and it is composed of a plurality of suspension demulsification units 1 sequentially connecting adjacent suspension demulsification units 1 through connectors 2 , the buoyancy cylinder 6 of the suspension unit 4 of the suspension demulsification device, the skeleton 7 and the buoyancy adjustment block of the buoyancy adjustment unit 5 are composed of polytetrafluoro tubes or polytetrafluoro plates, and the mesh plate of the demulsification unit 3 is made of 904L regular wire mesh corrugation The packing and the buoyancy adjustment block are connected to the skeleton 7 through locks or screws. According to the density of the organic solvent in the light phase liquid layer 9, the wet-process phosphoric acid and polytetrafluoroethylene in the heavy phase liquid layer 11, and 904L materials, the working area of ​​...

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Abstract

The invention discloses a suspension demulsification device. The suspension demulsification device consists of a suspension demulsification unit body or a plurality of suspension demulsification unit bodies which are sequentially connected, wherein each suspension demulsification unit body comprises a demulsification unit, a suspension unit and a connection piece; each demulsification unit is movably or fixedly connected to a part above or below the corresponding suspension unit; each connection piece is arranged on the corresponding suspension unit and can be connected with two adjacent suspension demulsification unit bodies. The suspension demulsification device is applicable to elimination of an emulsion phenomenon in a two-phase or multi-phase mixture. By combining the demulsification units, the suspension units and a buoyancy regulating unit, a module single body or a module whole body in certain standardization is formed, and is suspended in the liquid in an extraction groove, so that the emulsion degree of a mixed solution in the extraction groove can be reduced, and the resistance of material flowing in the extraction groove can be reduced.

Description

Technical field: [0001] The invention relates to the field of chemical equipment, in particular to equipment for breaking the emulsification phenomenon in a two-phase or multi-phase mixture. Background technique: [0002] Emulsification is the effect of one liquid uniformly dispersed in another immiscible liquid in the form of tiny droplets. Emulsification is a liquid-liquid interface phenomenon. Two immiscible liquids, such as oil and water, are divided into two layers in a container. The oil with low density is in the upper layer, and the water with high density is in the lower layer. If appropriate surfactant is added and the oil is dispersed in water under strong stirring, an emulsion is formed. This process is called emulsification. For products such as cosmetics, we often use the characteristics of some raw materials and add a part of surfactant to them to promote the c...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B01D17/04
Inventor 李万清王光明肖林波蒋鑫华程双王琳
Owner HUBEI SANNING CHEM
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