preparation of chitosan based flocculant for high density

Preparation of chitosan‐based flocculant for high density …

High performance flocculant was prepared by chitosan (CS), ethacryloyloxyethyl trimethyl ammonium chloride (DMC), and acrylamide (AM). The optimum preparation conditions were determined by orthogonal test of four factors and three levels.,Preparation of chitosan‐based flocculant for high density … ,Request PDF | Preparation of chitosan‐based flocculant for high density waste drilling mud solid–liquid separation | High performance flocculant was prepared by chitosan (CS …,Preparation of chitosan‐based flocculant for high density … ,High performance flocculant was prepared by chitosan (CS), ethacryloyloxyethyl trimethyl ammonium chloride (DMC), and acrylamide (AM). The optimum preparation conditions were determined by orthogonal test of four factors and three levels.

Preparation of chitosan‐based flocculant for high density …

Preparation of chitosan‐based flocculant for high density waste drilling mud solid–liquid separation Abstract High performance flocculant was prepared by chitosan (CS), ethacryloyloxyethyl trimethyl ammonium chloride (DMC), and acrylamide (AM).,Preparation of High Effective Flocculant for High Density … ,Flocculant Add som e deionized wat er, corn starch a nd sodi um hy- droxide into a three-neck flas k with stirrer. Heat the sys- tem to 70 C and stir until starch dissolved completely (about 30…,Chitosan as a Flocculant: An Approach to Improve its … ,Preparation of chitosan solution Chitosan was obtained from MP Biomedicals IllKirch, France. 250 mg dry weight of chitosan was mixed in 250 ml of 0.05 M, 0.1 M and 0.2 M of each HCl and H2 SO4 solution with continuous stirring by magnetic stirrer on a hot plate.

Preparation of poly(chitosan-acrylamide) flocculant using …

Compared to other chitosan-based adsorbents, P(CTS-AAm) has high capacity for Cu(II) and Ni(II), i.e. 196.84 and 63.15 mg/g, respectively.,pH-responsive chitosan-based flocculant for precise dye … ,Chitosan-based flocculant (CBF) was prepared by etherification of chitosan using BDAT as the cationic etherifying agent according to our previous research.17 The synthetic route is shown in ESI Fig. S2.,Preparation of High Effective Flocculant for High Density … ,To satisfy the requirement on the separation of solid and liquid in waste drilling mud, prepare a high effective floccu-lant for high density waste drilling mud used starch, 2-Trimethylammonium ethyl methacrylate chloride (DMC) and acrylamide (AM). The result showed that when the ratio of starch, DMC and AM was 2:1:3, the weight of initiator (po-tassium persulfate) was 0.2% of the AM, reaction …

Preparation of Chitosan-Based Flocculant for High Density …

Article “Preparation of Chitosan-Based Flocculant for High Density Waste Drilling Mud Solid-Liquid Separation” Detailed information of the J-GLOBAL is a service based on the concept of Linking, Expanding, and Sparking, linking science and technology information …,Preparation of chitosan/DADMAC/lignin terpolymer and its … ,The dye wastewater causes serious environmental damage because of its complex chemical composition, high chemical oxygen demand and poor biodegradability [1,2,3].To deal with it, flocculation process is generally adopted due to its low cost and high efficiency [].Especially at the high dye concentration in the wastewater, the soluble flocculants can effectively remove a large quantity of …,Evaluation of a novel chitosan-based flocculant with high … ,In this work, a novel chitosan-based flocculant, carboxymethyl chitosan-graft-poly[(2-methacryloyloxyethyl) trimethyl ammonium chloride] (CMC-g-PDMC), was designed and prepared successfully. Flocculation performance of CMC-g-PDMC was systematically evaluated using kaolin suspension, humic acid (HA) …

Preparation and Characterization of High-Efficiency …

In this study, a high-efficiency magnetic heavy metal flocculant [email protected] was prepared based on carboxymethyl chitosan and magnetic Fe3O4. It was characterized by SEM, FTIR, XPS, XRD and VSM, and the Cu(II) removal rate was used as the evaluation basis for the preparation process.,Chitosan as a Flocculant: An Approach to Improve its … ,Abstract − Chitosan is a promising flocculant for microalgae harvesting, but its scale-up application is not economi-cally supported yet. Low solubility of chitosan in microalgae suspension demands high dosage (as a flocculant) to desta-bilize the cells, and thus, increases the cost of microalgae harvesting.,Microwave assisted preparation and characterization of a … ,Microwave assisted preparation and characterization of a chitosan based flocculant for the application and evaluation of sludge flocculation and dewatering Int J Biol Macromol. 2020 Jul 15;155:708-720.

Preparation of High Effective Flocculant for High Density …

Preparation of High Effective Flocculant for High Density Waste Drilling Mud . 0.2% of the quality of acrylamide.,Preparation of High Effective Flocculant for High Density … ,To satisfy the requirement on the separation of solid and liquid in waste drilling mud, prepare a high effective floccu-lant for high density waste drilling mud used starch, 2-Trimethylammonium ethyl methacrylate chloride (DMC) and acrylamide (AM). The result showed that when the ratio of starch, DMC and AM was 2:1:3, the weight of initiator (po-tassium persulfate) was 0.2% of the AM, reaction …,Microwave assisted preparation and … – ScienceDirect ,The enclosed manuscript entitled “Microwave assisted preparation and characterization of a chitosan based flocculant for the application and evaluation of sludge flocculation and dewatering”, which we wish to be considered for publication in “International Journal of Biological Macromolecules”.

Chitosan Flocculant Water Treatment – Dober

According to trends reported by "Global Market Insights", chitosan is expected to grow 16% CAGR between 2016-2024.This growth is spread across many industries (ie biomedical, pharmaceuticals, and water treatment), but there is a common theme fueling chitosan's new demand — its superior performance and natural ingredients.,Preparation of a graft modified flocculant based on chitosan … ,Preparation of a graft modified flocculant based on chitosan by ultrasonic initiation and its synergistic effect with kaolin for the improvement of acid blue 83 (AB 83) removal. International Journal of Biological Macromolecules ( IF 6.953 ) Pub Date : 2020-02-10 , DOI: 10.1016/j.ijbiomac.2020.02.076,Preparation of composition flocculant of chitosan-TiO_2 and … ,Abstract: As a kind of natural macromolecule polymer,chitosan is readily available,nonpoisonous,and biodegradable.It is used in wastewater treatment increasingly and new methods and techniques have been developed.Modification is necessary for chitosan to be used as a flocculant.The mass ratio of chitosan and modified TiO2 was fixed to 3 ∶ 1.The reaction was carried out at neutral …

pH-responsive chitosan-based flocculant for precise dye …

pH-responsive chitosan-based flocculant for precise dye flocculation control and the recycling of textile dyeing effluents† Tingting Wei,a Liang Wu,b Feng Yu, a Yin Lv,a Long Chen,a Yulin Shi *a and Bin Dai*a In this work, we introduce a simple and effective method for the controlled release of dye from dye,Preparation of High Effective Flocculant for High Density … ,CiteSeerX – Document Details (Isaac Councill, Lee Giles, Pradeep Teregowda): To satisfy the requirement on the separation of solid and liquid in waste drilling mud, prepare a high effective floccu-lant for high density waste drilling mud used starch, 2-Trimethylammonium ethyl methacrylate chloride (DMC) and acrylamide (AM). The result showed that when the ratio of starch, DMC and AM was 2:1:3 …,Biopolymer-based flocculants: a review of recent technologies ,Similarly, a maleoyl chitosan-based flocculant [MHCS-g-P(AM-DAC)] had a better flocculation efficiency than the above mentioned three traditional flocculants in treating natural water containing algae. Its removal efficiency of chlorophyll-a could reach 96.6% (Chen et al.

Quaternary ammonium salt of chitosan: preparation and …

Zhu H, Sun HY, Wang FH, Zou J, Fan JT. Preparation of chitosan-based flocculant for high density waste drilling mud solid-liquid separation.,Characterization and Properties of Chitosan – IntechOpen ,chitosan based films (Dutta et al., 2009). Chitosan is considered one of the most valuab le polymer for biomedical and pharmaceutical applications due to its biodegradability, biocompatibility, antimicrobial, non-toxicity, and anti-tumor properties.,Preparation and Flocculation Performance of Polysilicate … ,A composite flocculant (PSAS-CS) consisted of cationic starch (CS) and polyaluminum silicate (PSAS) was prepared and used for the flocculation of simulated water samples. The morphology and structure of PSAS-CS were characterized by X-ray diffraction, scanning electron microscopy, and infrared spectroscopy.

Preparation of chitosan‐based flocculant for high density …

High performance flocculant was prepared by chitosan (CS), ethacryloyloxyethyl trimethyl ammonium chloride (DMC), and acrylamide (AM). The optimum preparation conditions were determined by orthogonal test of four factors and three levels.,Preparation of chitosan‐based flocculant for high density … ,Request PDF | Preparation of chitosan‐based flocculant for high density waste drilling mud solid–liquid separation | High performance flocculant was prepared by chitosan (CS …,Preparation of chitosan‐based flocculant for high density … ,High performance flocculant was prepared by chitosan (CS), ethacryloyloxyethyl trimethyl ammonium chloride (DMC), and acrylamide (AM). The optimum preparation conditions were determined by orthogonal test of four factors and three levels.

Preparation of chitosan‐based flocculant for high density …

Preparation of chitosan‐based flocculant for high density waste drilling mud solid–liquid separation Abstract High performance flocculant was prepared by chitosan (CS), ethacryloyloxyethyl trimethyl ammonium chloride (DMC), and acrylamide (AM).,Preparation of Chitosan-Based Flocculant for High Density … ,Article “Preparation of Chitosan-Based Flocculant for High Density Waste Drilling Mud Solid-Liquid Separation” Detailed information of the J-GLOBAL is a service based on the concept of Linking, Expanding, and Sparking, linking science and technology information …,Preparation of High Effective Flocculant for High Density … ,Preparation of chitosan‐based flocculant for high density waste drilling mud solid–liquid separation August 2012 · Journal of Applied Polymer Science Hong Zhu

A review on chitosan-based flocculants and their …

Chitosan-based flocculants and the effects of structural factors. Knowledge of the structure-activity relationship of a material can facilitate precise control of its molecular structure and thus improve its performance (Elias, 1984, Flory, 1953, Sperling, 2006).,Preparation of poly(chitosan-acrylamide) flocculant using … ,Compared to other chitosan-based adsorbents, P(CTS-AAm) has high capacity for Cu(II) and Ni(II), i.e. 196.84 and 63.15 mg/g, respectively.,Preparation of High Effective Flocculant for High Density … ,Preparation of High Effective Flocculant for High Density Waste Drilling Mud . 0.2% of the quality of acrylamide.