• flocculation performance of epichlorohydrin

    Flocculation performance of epichlorohydrin

    Epichlorohydrin-dimethylamine polymers with different intrinsic viscosity (η) and cationicity (τ) were synthesized. The flocculation performance and mechanism of these polymers in the removal of the reactive and disperse dyes from synthetic wastewater was investigated in terms of flocculation dynamics and color removal efficiency.

  • flocculation performance of epichlorohydrin

    Flocculation performance of epichlorohydrin

    Epichlorohydrin-dimethylamine polymers with different intrinsic viscosity (eta) and cationicity (tau) were synthesized. The flocculation performance and mechanism of these polymers in the removal

  • flocculation performance of epichlorohydrin

    Flocculation performance of epichlorohydrin

    Epichlorohydrin-dimethylamine polymers with different intrinsic viscosity (eta) and cationicity (tau) were synthesized. The flocculation performance and mechanism of these polymers in the removal of the reactive and disperse dyes from synthetic wastewater was investigated in terms of flocculation dynamics and color removal efficiency.

  • flocculation performance of epichlorohydrin

    Flocculation performance of epichlorohydrin

    2009-11-01· Read "Flocculation performance of epichlorohydrin-dimethylamine polyamine in treating dyeing wastewater, Journal of Environmental Management" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

  • flocculation performance of epichlorohydrin

    Flocculation performance of epichlorohydrin

    Epichlorohydrin-dimethylamine polymers with different intrinsic viscosity (η) and cationicity (τ) were synthesized. The flocculation performance and mechanism of these polymers in the removal of the reactive and disperse dyes from synthetic wastewater was investigated in terms of flocculation dynamics and color removal efficiency. The polymer flocculation efficiency was compared with that of...

  • the application of epichlorohydrin-dimethylamine polymer

    The Application of Epichlorohydrin-Dimethylamine Polymer

    2012-12-01· A cationic organic flocculant epichlorohydrin-dimethylamine(EPI-DMA) was employed for the treatment of simulated leather-making process wastewater. The study aims at investigating the flocculation performance of EPI-DMA for the leather dyeing wastewater which contains fat-liquoring agent wastewater and retanning agent wastewater. The results show that decoloration efficiency of

  • flocculation performance of lignin-based springerlink

    Flocculation performance of lignin-based SpringerLink

    2017-12-03· Abstract. A novel lignin-based flocculant (LBF) with superior flocculation performance was prepared from paper mill sludge in this work. The functional groups of LBF and alkaline lignin (AL) were determined by Fourier transform infrared spectroscopy (FTIR).

  • removal of acid and direct dye by epichlorohydrin

    Removal of acid and direct dye by epichlorohydrin

    A cationic organic flocculant epichlorohydrin–dimethylamine (EPI–DMA) was employed for the treatment of acid and direct dye. The study aims at investigating the flocculation performance of EPI–DMA for the model dye, and corresponding floc aggregation properties, which were determined by jar test and photometric dispersion analysis, respectively.

  • effects of epichlorohydrin–dimethylamine on coagulation

    Effects of epichlorohydrin–dimethylamine on coagulation

    Effects of epichlorohydrin–dimethylamine on coagulation and membrane performance of ferric chloride in coagulation–ultrafiltration hybrid process

  • decolorization performance of epichlorohydrin

    Decolorization Performance of Epichlorohydrin

    Excellent graduate degree dissertation topics show Decolorization Performance of Epichlorohydrin-dimethylamine Polymer and the Composite Flocculant Based on Polyaluminum-chloride

  • effects of epichlorohydrin–dimethylamine

    Effects of epichlorohydrin–dimethylamine

    2015-11-15· Read "Effects of epichlorohydrin–dimethylamine on coagulation and membrane performance of ferric chloride in coagulation–ultrafiltration hybrid process, Chemical Engineering Journal" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

  • epichlorohydrin-dimethylamine polymer

    Epichlorohydrin-Dimethylamine Polymer

    Abstract: A cationic organic flocculant epichlorohydrin-dimethylamine(EPI-DMA) was employed for the treatment of simulated leather-making process wastewater. The study aims at investigating the flocculation performance of EPI-DMA for the leather dyeing wastewater which contains fat-liquoring agent wastewater and retanning agent wastewater. The

  • a review on chemical mechanism of microalgae

    A review on chemical mechanism of microalgae

    2019-01-04· The polymeric flocculation would be cost-effective, non-toxic and more effective, even in low dosage for harvesting microalgal biomass [13,14]. Flocculation productivity is reliant on a few factors, for example, the type of and charge polymer and in addition on the microalgae species.

  • cn101693562a poly-ferric chloride-polyepichlorohydrin

    CN101693562A Poly-ferric chloride-polyepichlorohydrin

    The invention discloses a poly-ferric chloride-polyepichlorohydrin-dimethylamine composite coagulant, which is characterized in that poly-ferric chloride-polyepichlorohydrin-dimethylamine composite coagulants with different alkalization degree B values, different polyepichlorohydrin-dimethylamine mass fractions and viscosity eta values are prepared by compositing the poly-ferric chloride, the

  • treatment of dyeing wastewater by using

    TREATMENT OF DYEING WASTEWATER BY USING

    Polyaluminum(PAC)with different basicity(B),epichlorohydrin-dimethylamine polymer(EPI-DMA)with different viscosity(η)and composite flocculants PAC-EPI-DMA were used as flocculants to treate dyeing wastewater .The dosage and addition methods of flocculants were studied. The effects of B value of PAC and η value of EPI-DMA on the flocculation efficiency of PAC-EPI-DMA were also investigated.

  • comparison of coagulation/flocculation

    Comparison of Coagulation/Flocculation

    1 Innosol instrumentation allows for systematic determination of optimal ratio of coagulants and their absolute amount. By monitoring the specific quantities of inorganic, organic and biological suspended solids in raw water, coagulant dosage and relative proportions can be adjusted for optimal performance and process economy

  • effect of viscosity,basicity and organic content

    Effect of viscosity,basicity and organic content

    Effect of viscosity,basicity and organic content of composite flocculant on the decolorization performance and mechanism for reactive dyeing wastewater Yuanfang Wang,Baoyu Gao,Qinyan Yue,Yan WangShandong Key Laboratory of Water Pollution Control and Resource Reuse,School of Environmental Science and Engineering,Shandong University,Jinan 250100,China.

  • fabrication and characterization of poly(ferric chloride

    Fabrication and characterization of poly(ferric chloride

    The flocculation performance and subsequent mechanism were also examined for the coagulation treatment of reactive dye suspensions. Experimental results showed that the composite PFC-P(ECH-DAM) exhibited promoted characteristics, such as increased efficient polymeric speciation concentration, improved zeta potential, and enhanced flocculation performance. The morphological analysis

  • effect of viscosity, basicity and organic content

    Effect of viscosity, basicity and organic content

    The effect of viscosity (eta), basicity (B = [OH]/[Al]) and organic content (W(P)) on the flocculation performance as well as the mechanism of PAC-EPI-DMA flocculant were investigated. The eta was the key factor affecting the dye removal efficiency of PAC-EPI-DMA. PAC-EPI-DMA with an intermediate eta (2400 mPa x sec) gave higher decolorization

  • breakage, regrowth, and fractal nature of natural organic

    Breakage, Regrowth, and Fractal Nature of Natural Organic

    The growth, breakage, regrowth, and fractal nature of flocs was investigated by use of a laser diffraction particle sizing device. A range of coagulants were investigated for the coagulation of natural organic matter (NOM) and compared to other coagulated systems. The results showed NOM floc structural characteristics varied in steady-state size depending upon which coagulant was used.

  • cas 12236-10-1 disperse red 91 boc sciences

    CAS 12236-10-1 Disperse Red 91 BOC Sciences

    Epichlorohydrin-dimethylamine polymers with different intrinsic viscosity (eta) and cationicity (tau) were synthesized. The flocculation performance and mechanism of these polymers in the removal of the reactive and disperse dyes from synthetic wastewater was investigated in terms of flocculation dynamics and color removal efficiency.

  • drinking water

    DRINKING WATER

    Basic principles of flocculation After colloidal suspensions have been destabilized by coagulants, flocculant polymers are frequently used to enhan-ce the performance of clarification processes. Destabilized particles The variety of origins of the destabilized particles depend largely on the source of the water being treated.

  • effect of viscosity, basicity and organic content

    Effect of viscosity, basicity and organic content

    Effect of viscosity, basicity and organic content of composite flocculant on the decolorization performance and mechanism for reactive dyeing wastewater Yuanfang Wang,Baoyu Gao,

  • preparation of titanium dioxide (tio2) from sludge

    Preparation of Titanium Dioxide (TiO2) from Sludge

    Sludge disposal is one of the most costly and environmentally problematic challenges of modern wastewater treatment worldwide. In this study, a new process was developed, which has a significant potential for lower cost of waste disposal, protection of the environment and public health, and yield of economically useful byproducts. Titanium oxide (TiO2), which is the most widely used metal

  • addressing water scarcity: cationic polyelectrolytes

    Addressing water scarcity: cationic polyelectrolytes

    While reviews on synthetic methods of CPEs used for flocculation are sparse, several recently published reviews discuss polymer flocculation of natural organic material, soluble dyes, contaminants in oil sands tailings ponds and contaminants in papermill wastewater. 1-5 Additional reviews elaborate the physics and dynamics of polymer

  • real textile wastewater reclamation using a

    REAL TEXTILE WASTEWATER RECLAMATION USING A

    real textile wastewater reclamation using a combined coagulation/ flocculation/ membrane filtration system and the evaluation of several natural materials as flocculant aids

  • interaction between anionic dyes and cationic flocculant p

    Interaction between anionic dyes and cationic flocculant P

    2006-02-14· Europe PMC is an archive of life sciences journal literature. Interaction between anionic dyes and cationic flocculant P(AM-DMC) in synthetic solutions.

  • effect of viscosity, basicity and organic content

    Effect of viscosity, basicity and organic content

    The effect of viscosity (ηup), basicity (B = [OH]/[Al]) and organic content (W P ) on the flocculation performance as well as the mechanism of PAC-EPI-DMA flocculant were investigated. The ηup was the key factor affecting the dye removal efficiency of PAC-EPI-DMA. PAC-EPI-DMA with an intermediate ηup (2400 mPa.sec) gave higher decolorization

  • 高宝玉-山东大学环境科学与工程学院

    高宝玉-山东大学环境科学与工程学院

    Yuan-Fang Wang, Bao-Yu Gao*, Qin-Yan Yue, Yan Wang, Zhong-Lian Yang.Removal of acid and direct dye by epichlorohydrin-dimethylamine: flocculation performance and floc aggregation properties. Bioresource Technology, 2012,113:265–271. ( SCI 收录) Xing Xu, Baoyu Gao*, Yaqing Zhao, Suhong Chen, Xin Tan, Qinyan Yue, Jianya Lin, Yan Wang

  • 环氧氯丙烷类阳离子改性絮凝剂的合成及性能研究-research of performance

    环氧氯丙烷类阳离子改性絮凝剂的合成及性能研究-Research of Performance

    A novel epichlorohydrin-dimethylamine-methenamine quaternary ammonium salt cationic modified flocculant (HMTA) was synthesized from epichlorohydrin and dimethylamine as main raw materials. The flocculant (HMTA) showed better performance in the treatment of the Liaohe oilfield wastewater. Influences of the flocculant dosage and temperature on

  • interaction between anionic dyes and cationic flocculant p

    Interaction between anionic dyes and cationic flocculant P

    2006-02-14· Europe PMC is an archive of life sciences journal literature. Interaction between anionic dyes and cationic flocculant P(AM-DMC) in synthetic solutions.

  • powtoon polymers assignment

    Powtoon Polymers assignment

    Powtoon gives you everything you need to easily make professional videos and presentations that your clients, colleagues, and friends will love! No design or tech skills are necessary

  • a comparison of the efficacy of organic and mixed-organic

    A comparison of the efficacy of organic and mixed-organic

    (2013). A comparison of the efficacy of organic and mixed-organic polymers with polyaluminium chloride in chemically assisted primary sedimentation (CAPS)

  • efficient flocculation of an anionic dye from aqueous

    Efficient flocculation of an anionic dye from aqueous

    Efficient flocculation of an anionic dye from aqueous solutions using a cellulose-based flocculant

  • high performance dimethylamine manufacturers

    high performance Dimethylamine Manufacturers

    Find the best quality high performance Dimethylamine here at simo-chem. We are a professional manufacturer and supplier for industrial surfactants and it's chemical synthesis with over 20 years experience. Offering samples freely, we warmly welcome to

  • effect of viscosity, basicity and organic content

    Effect of viscosity, basicity and organic content

    The effect of viscosity (eta), basicity (B = [OH]/[Al]) and organic content (W(P)) on the flocculation performance as well as the mechanism of PAC-EPI-DMA flocculant were investigated. The eta was the key factor affecting the dye removal efficiency of PAC-EPI-DMA. PAC-EPI-DMA with an intermediate eta (2400 mPa x sec) gave higher decolorization

  • cn100343183c polyepichlorohydrin-dimethylamine organic

    CN100343183C Polyepichlorohydrin-dimethylamine organic

    Poly epichlorohydrin dimethylamine organic polymer flocculant and preparation process, belonging to the new field of water treatment polymer flocculant. Epichlorohydrin and dimethylamine as the main raw material, a small amount of a crosslinking agent 1,6-diamine is introduced to increase the molecular weight of the polymer, thus increasing its flocculation property.

  • baoyu gao-:: welcome to environmental science

    Baoyu Gao-:: Welcome to Environmental Science

    Shenglei Sun, Baoyu Gao*, Qinyan Yue, Ruihua Li, Fan Bu,Shuang Zhao, Ruibao Jia, Wuchang Song.Comparison of epichlorohydrin-dimethylamine with other cationic organic polymers as coagulation aids of polyferric chloride in coagulation-ultrafiltration process. Journal of Hazardous Materials, 2016,307:108-118.

  • materials free full-text performance of patc

    Materials Free Full-Text Performance of PATC

    Flocculation is a physicochemical reaction in which a series of equilibrium reactions occurs. The dosage of flocculant has a great influence on the water treatment effect. The effect of PATC-PDMDAAC dosage on flocculation was investigated to evaluate the flocculation performance of PATC-PDMDAAC by controlling a single variable. The PATC-PDMDAAC

  • polyamine shale inhibitor with decolorization and adsorption

    Polyamine Shale Inhibitor with decolorization and adsorption

    In this work, shale hydration Inhibition performance of tallow amine ethoxylate as a shale stabilizer in water based drilling fluid, was investigated through these tests: bentonite hydration inhibition test, bentonite sedimentation test, drill cutting recovery test, dynamic linear swelling test, wettability test, isothermal water adsorption

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