• preparation and characterization of a cost-effective red

    Preparation and characterization of a cost-effective red

    Composite coagulant has raised great concerns due to its cost-effectiveness and outstanding coagulation performance. A novel composite red mud (RM)/polyaluminum chloride (PACl) coagulant (RMPACl) was prepared for effective removal of phosphate from aqueous solution.

  • an alternative method for preparation of polyaluminum

    An alternative method for preparation of polyaluminum

    An alternative method for preparation of polyaluminum chloride coagulant using fresh aluminum hydroxide gels: Characterization and coagulation performance Author links open overlay panel Xiaomin Tang a b Huaili Zheng a b Houkai Teng c Chun Zhao a b Yili Wang d

  • characterization and coagulation of a polyaluminum

    Characterization and Coagulation of a Polyaluminum

    Characterization and Coagulation of a Polyaluminum Chloride (PAC) Coagulant with High Al13 Content Article in Journal of Environmental Management 76(2):143-7 · August 2005 with 124 Reads

  • characterization and coagulation of a polyaluminum

    Characterization and coagulation of a polyaluminum

    Polyaluminum chloride (PAC) coagulant has been developed and used in water and wastewater treatment since the 1980s throughout the world (Jiang, 2001). PAC is made by partial hydrolysis of acid aluminum chloride solution using a specific reactor.

  • (pdf) alternative cost-effective preparation method

    (PDF) Alternative cost-effective preparation method

    Alternative cost-effective preparation method of polyaluminium chloride (PAC) coagulant agent: Characterization and comparative application for water/wastewater

  • synthesis, purification and characterization

    Synthesis, purification and characterization

    Synthesis, purification and characterization of polyaluminum ferric chloride (PAFC) with high (Al + Fe) b content Author links open overlay panel Yanli Zhang a b Shanping Li a Xiaoguang Wang a Xiaolong Ma a Wenran Wang a Xiaoming Li a

  • synthesis, purification and characterization

    Synthesis, purification and characterization

    Synthesis, purification and characterization of polyaluminum ferric chloride (PAFC) with high (Al + Fe)b content Article in Separation and Purification Technology 146 · May 2015 with 40 Reads

  • preparation and characterization of polyaluminum chloride

    Preparation and characterization of polyaluminum chloride

    This paper introduces a new electrochemical method for preparation of polyaluminum chloride (PACl) which contains high content of Al13 and active chlorine and presents integrated properties of

  • (pdf) solubility of polyaluminium coagulants

    (PDF) Solubility of polyaluminium coagulants

    This study investigated the solubility characteristics of several polyaluminium coagulants with different chemistries. Solubility in deionized water was studied at 20 and 5°C between pH 4 and 9

  • (pdf) solubility of polyaluminium coagulants

    (PDF) Solubility of polyaluminium coagulants

    This study investigated the solubility characteristics of several polyaluminium coagulants with different chemistries. Solubility in deionized water was studied at 20 and 5°C between pH 4 and 9

  • polyaluminum chloride (pac) geo specialty chemicals

    Polyaluminum Chloride (PAC) GEO Specialty Chemicals

    PAC is not a single product, but an entire spectrum of versatile inorganic polymers. PAC's are characterized by two primary numbers: their strength (usually in % alumina, or Al2O3), and their basicity.

  • characterization and coagulation of a polyaluminum

    Characterization and coagulation of a polyaluminum

    2005-07-01· Read "Characterization and coagulation of a polyaluminum chloride (PAC) coagulant with high Al 13 content, Journal of Environmental Management" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

  • characteristics and components of poly-aluminum

    Characteristics and components of poly-aluminum

    Poly-aluminum chloride (PACl) is effective for controlling arsenate concentration than the above-mentioned coagulants because PACl removes more arsenate than do conventional coagulants, such as aluminum sulfate and chloride, at both acidic and alkaline pH, as well as at neutral pH (Fan et al., 2003).

  • aluminium chlorohydrate

    Aluminium chlorohydrate

    Aluminum chlorohydrate is a group of specific aluminum salts having the general formula Al n Cl (3n-m) m.It is used in cosmetics as an antiperspirant and as a coagulant in water purification.. In water purification, this compound is preferred in some cases because of its high charge, which makes it more effective at destabilizing and removing suspended materials than other aluminum salts such

  • using polyaluminium coagulants in water treatment

    USING POLYALUMINIUM COAGULANTS IN WATER TREATMENT

    Polyaluminium chloride solution (10% Al2O3) is stable for 4 to 5 months when stored at less than 50oC and is so ideal for bulk storage and dosing installations. One possible disadvantage in using ACH/PACl relates to the removal of dissolved organic carbon (DOC) from water. It is well documented that effective DOC removal is possible with alum,

  • preparation and characterization of polyaluminum

    Preparation and characterization of polyaluminum

    2005-06-15· Read "Preparation and characterization of polyaluminum chloride containing high content of Al 13 and active chlorine, Colloids and Surfaces A: Physicochemical and Engineering Aspects" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

  • polyaluminum chloride chemicalland21

    POLYALUMINUM CHLORIDE chemicalland21

    Polyaluminum chloride (PAC) of the general formula Al n Cl (3n-m) (OH) m is useful as this compound have a wide range of pH value according to the subscripts n and m. The actual pH correlates to the formula m/(3n). It provides a choice for the exact pH value applications.

  • preparation and characterisation of new-polyaluminum

    Preparation and characterisation of new-polyaluminum

    2012-10-01· Read "Preparation and characterisation of new-polyaluminum chloride-chitosan composite coagulant, Water Research" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

  • principal component analysis to assess the springerlink

    Principal component analysis to assess the SpringerLink

    2013-09-13· A novel dual coagulant system of polyaluminum chloride sulfate (PACS) and polydiallyldimethylammonium chloride (PDADMAC) was used to treat natural algae-laden water from Meiliang Gulf, Lake Taihu. PACS (Al n (OH) m Cl 3n-m-2k (SO 4) k) has a mass ratio of 10 %, a SO 4 2− /Al 3 + mole ratio of 0.0664, and an OH/Al mole ratio of 2.

  • preparation and characterization of polyaluminum

    Preparation and Characterization of Polyaluminum

    Si-O-Ti and Si-O-Al produced by the reaction affected the PATC treatment of low-turbidity water. Scanning electron microscopy showed, that compared with polyaluminum chloride(PAC), the PATC cluster was more compact, showed greater pore structure, and presented better flocculation precipitation. The optimal reaction conditions were an initial

  • component comparison of polyaluminum chloride

    Component Comparison of Polyaluminum Chloride

    [2] Gao BY, Yue QY, Wang BJ (2004) Coagulation efficiency and residual aluminum content of polyaluminum silicate chloride in water treatment. Acta Hydroch Hydrob 32:125-130. [3] Sinha S, Yoon Y, Amy G, Yoon J (2004) Determining the effectiveness of conventional and alternative coagulants through effective characterization schemes. Chemosphere

  • high-concentration polyaluminum chloride:

    High-concentration polyaluminum chloride:

    2009-12-01· Read "High-concentration polyaluminum chloride: Preparation and effects of the Al concentration on the distribution and transformation of Al species, Chemical Engineering Journal" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

  • effect of aluminum speciation and structure

    Effect of Aluminum Speciation and Structure

    2009-05-21· Humic acid was coagulated by aluminum chloride and polyaluminum (PACl) at different pH conditions. Aluminum speciation was investigated in details through combining electrospray ionization mass spectrometer (ESI-MS) with solid-state 27Al magic-angle spinning nuclear magnetic resonance (MAS NMR). Freeze-dried flocs from coagulation precipitates were analyzed by Fourier transform

  • synthesis of polyaluminum chloride with a membrane

    Synthesis of Polyaluminum Chloride with a Membrane

    2003-12-03· Polyaluminum chloride (PAC) is an important flocculant in potable water and wastewater treatment. Al13 or Alb is regarded as the most efficient species of PAC. A low base addition rate, small base drop sizes, and sufficient mixing usually favor the formation of PAC with higher Alb contents. In this paper, PAC was originally synthesized with a membrane reactor in which NaOH solution permeated

  • manufacturing process of poly aluminium chloride

    manufacturing process of poly aluminium chloride

    Guangzhou Jiangyan ChemicalPAC Poly Aluminum Chloride. Pro perties poly aluminum chloride is a polyvalent polymeric electrolyte coagulant of inorganic polymer, which is a intermediate hydrolysate between aluminum trichloride and aluminum hydroxide. Because of the bridging effect of . Get Price

  • manufacturing process of poly aluminium chloride

    manufacturing process of poly aluminium chloride

    Poly Aluminum Chloride Market Research Report- Forecast to,Poly Aluminum Chloride is a basic salt of Aluminum Chloride which gives much more coagulation and flocculation power than aluminum salts The production process involves 4 stages namely: raw material feeding, process reaction, filtration and formulation of derivativ [24/7 online]

  • synthesis and characterization of aluminum deepdyve

    Synthesis and characterization of aluminum DeepDyve

    2017-04-01· Read "Synthesis and characterization of aluminum carbide-derived carbon with residual aluminum-based nanoparticles, Carbon" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

  • preparation,characterization,and application

    Preparation,characterization,and application

    Preparation,characterization,and application of polyaluminium chloride containing high concentration Al_(13) Huang Donggen,Quan Shuiqing,Liu Lei,Li Xiaojian,Xie Wenqian (School of Environmental and Chemical Engineering,Nanchang University,Nanchang 330031,China) Polyaluminium chloride(PAC) containing high concentration poly 13 aluminum(Al13) was prepared using calcium aluminiate ore

  • western university scholarship@western

    Western University [email protected]

    abundance of saline water on-board, performance of sodium chloride/ calcium silicate as a coagulant for oily waste water was determined and compared with that of alum/ calcium carbonate. Almost 93% of the oil was recovered at the top and bottom when 100 mg alum/L and 1 g calcium carbonate/L was used, and a very clear effluent was produced in the middle section of the treatment vessel. 5 wt% of

  • synthesis of polyaluminum chloride with a membrane

    Synthesis of Polyaluminum Chloride with a Membrane

    2003-12-03· Polyaluminum chloride (PAC) is an important flocculant in potable water and wastewater treatment. Al13 or Alb is regarded as the most efficient species of PAC. A low base addition rate, small base drop sizes, and sufficient mixing usually favor the formation of PAC with higher Alb contents. In this paper, PAC was originally synthesized with a membrane reactor in which NaOH solution permeated

  • us20100061919a1 production of polyaluminum

    US20100061919A1 Production of polyaluminum

    A method is provided for the production of a stable mid- and high-basicity polyaluminum chloride and polyaluminum chlorosulfate, respectively from sodium aluminate and aluminum chloride or low- or mid-basicity polyaluminum chloride by ultrasonic processing of the reactants. The method overcomes the formation of gels and insoluble precipitates that typically form when mixing sodium aluminate

  • synthesis and characterization of nano-sized al_(13

    Synthesis and Characterization of Nano-sized Al_(13

    Al13 species in polyaluminum chloride was separated and purificed by chemical precipitation and metathesis.The nano-sized Al13 sulfate was characterized by XRD、SEM、AFM and 27Al NMR.Results showed that the spherical particles synthesized were Al13 sulfate with diameters about 80 nm.

  • high-concentration polyaluminum chloride:

    High-concentration polyaluminum chloride:

    2009-12-01· Read "High-concentration polyaluminum chloride: Preparation and effects of the Al concentration on the distribution and transformation of Al species, Chemical Engineering Journal" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

  • preparation of polyaluminum silicate chloride (pasc)

    Preparation of Polyaluminum Silicate Chloride (PASC)

    A new type of polyaluminum silicate chloride [PASC(A)] was prepared by employing tetraethylorthosilicate (TEOS) as silicon source. By comparing PASC(A) with the conventional product [PASC(B)], the effects of B value and Si/Al molar ratio on the pH value and the Zeta potential of PASC(A) were investigated. The influence of the incorporation of silicon into PASC on the molecular structure

  • chemical characteristics and crystal structure of

    CHEMICAL CHARACTERISTICS AND CRYSTAL STRUCTURE OF

    The synthetic method and chemical characteristics of polyaluminum ferric chlorides (CPAFC) were investigated. Its crystal image and structure compose were identified by scanning microscope and infrared spectrograph respectively. The results suggested that various types of hydrolyzed monomers and polymeric elements existed in the solution and crystal, and the aluminum and iron fragments in the

  • study on the influence of magnetization on the speciation

    Study on the influence of magnetization on the speciation

    There are two main parts in this article. Al Ferron timed complex colorimetric method is used to study the effect of the speciation characteristics when solid polyaluminum chloride(PAC) is dissolved in magnetized water and the change of the speciation characteristics when liquid polyaluminum chloride is magnetized. The results show that when solid polyaluminum chloride is dissolved in

  • applying a mixed coagulation agent chitosan-polyaluminum

    APPLYING A MIXED COAGULATION AGENT CHITOSAN-POLYALUMINUM

    use of mixed chitosan polyaluminum chloride coagulation agent, prepared at a ratio of chitosan : Al = 0.6, can significantly reduce the optimum dose of Al, more than 50%, and obtain treated samples with the same characteristics as the samples treated with optimal doses of polyaluminum chloride

  • a novel way of dealing with waste sludge from poly

    A novel way of dealing with waste sludge from poly

    References. Q.S. Ma, S. Jia, L.M. Sun, Flocculation Chemistry and Flocculants, Environment Science Press, China, 1988. K. Pavlo, H. Arve, C.R. Harsha, Impact of

  • priority substances list assessment report

    PRIORITY SUBSTANCES LIST ASSESSMENT REPORT

    PRIORITY SUBSTANCES LIST ASSESSMENT REPORT . FOLLOW-UP TO THE STATE OF SCIENCE REPORT, 2000 . Aluminum Chloride . Aluminum Nitrate . Aluminum Sulphate . Chemical Abstracts Service Registry Numbers . 7446-70-0 . 13473-90-0 . 10043-01-3 . Environment Canada . Health Canada . November 2008

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