Electrooxidation treatment technique for wastewater of chlorobenzene-containing compound
A treatment process and compound technology, applied in water/sewage treatment, water/sludge/sewage treatment, water pollutants, etc., can solve the problems of easy loss of granular particle electrodes, lack of catalytic effect of electrodes, lack of catalytic effect, etc. , to achieve significant market development prospects, low operating costs, and small equipment
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Example Embodiment
[0029] Example 1: Preparation of fluorine resin modified titanium-based composite metal lead oxide electrode
[0030] The fluororesin-modified titanium-based composite metal lead oxide electrode can be thermally decomposed to coat the intermediate layer of Sn and Sb metal oxide film with a content of 10 -5 mol / cm 3 Order of magnitude; lead oxide active layer prepared by electrodeposition, alkaline plating α-PbO 2 , Acid plating β-PbO 2 , Add fluororesin emulsion during acid plating. Alkaline plating α-PbO 2 And acid plating β-PbO 2 Refer to literature ("Plating and Performance Research of Tubular Ceramic Lead Dioxide Anode", Ma Chunan et al., Fine Chemicals (Supplement), 1996; "Research on Plating and Enhanced Life of Hydrophobic Lead Dioxide Electrode", Gan Yongping , Chemical World, 2002), the addition amount of fluororesin emulsion is 3.0mol / L.
Example Embodiment
[0031] Example 2: Mn-Sn-Sb / γ-Al 2 O 3 Preparation of Honeycomb Ceramic Active Catalytic Electrode
[0032] The Mn, Sn, and Sb active components of the structured active particle electrode can be prepared by an impregnation method, and γ-Al is impregnated with soluble chloride or nitrate containing metal ions2 O 3 The carrier is allowed to stand for 3 to 4 hours, dried at 90°C for 2 to 3 hours, and then fired at 550°C for 3 to 4 hours to prepare a finished product with regular active particle electrodes.
[0033] The γ-Al 2 O 3 The carrier is γ-Al 2 O 3 Honeycomb ceramic carrier, dimensions 47×47×47mm, number of holes 200~400 holes / inch 2 , The wall thickness is 0.15~0.3mm, the open area rate is ≥70%, the specific surface area is 60~100m 2 / g, the precious metal particle diameter is 2-10nm, and the coating thickness is ≤3μm.
Example Embodiment
[0034] Example 3: Wastewater treatment test of chlorobenzene compounds
[0035] Wastewater containing chlorobenzene compounds:
[0036] (1) Wastewater containing 200mg / L of chlorobenzene, neutral pH;
[0037] (2) Wastewater containing 200mg / L of 1,2-dichlorobenzene, with neutral pH;
[0038] (3) Wastewater containing 200mg / L of 1,3-dichlorobenzene, with neutral pH;
[0039] (4) Wastewater containing 200mg / L of 1,4-dichlorobenzene, with neutral pH;
[0040] (5) Wastewater containing 200 mg / L of 1,2,3-trichlorobenzene, with neutral pH.
[0041] Chlorobenzene compounds are measured by gas chromatography with electron capture detector, pH value is measured by pH meter, and chloride ion is measured by PXD-2 universal ion meter.
[0042] In an electrocatalytic reaction tank made of organic glass, composite catalytic electrodes are arranged in a cathode-anode staggered manner. The cathode has multiple anodes. The active honeycomb ceramic particle electrode is filled between the cathode a...
PUM
Property | Measurement | Unit |
---|---|---|
Wall thickness | aaaaa | aaaaa |
Specific surface area | aaaaa | aaaaa |
Diameter | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap