modified acrylamide copolymers as flocculants for model

Modified acrylamide copolymers as flocculants for model …

Modified acrylamide copolymers as flocculants for model aqueous suspensions Agnieszka Drzycimska, Beata Schmidt, Tadeusz Spychaj Szczecin University of Technology, Polymer Institute, ul.,Modified acrylamide copolymers as flocculants for model … ,Modified acrylamide copolymers as flocculants for model aqueous suspensions Two groups of acrylamide copolymers have been obtained by inverse microemulsion polymerization using: (i) acrylamide …,Modified acrylamide copolymers as flocculants for model … ,Two groups of acrylamide copolymers have been obtained by inverse microemulsion polymerization using: (i) acrylamide (AAm) with [2-(acryloyloxy)ethyl]trimethylammonium chloride (AETAC) in the presence of sodium montmorillonite (MMT), and (ii) acrylamide with acrylic acid (AA) in the presence of aluminum sulphate. The received materials were characterised by capillary viscometry and the DSC …

Modified acrylamide copolymers as flocculants for model …

Modified acrylamide copolymers as flocculants for model aqueous suspensionsTwo groups of acrylamide copolymers have been obtained by inverse microemulsion polymerization using: (i) acrylamide (AAm) with [2-(acryloyloxy)ethyl]trimethylammonium,Modified acrylamide copolymers as flocculants for model … ,Article title. Modified acrylamide copolymers as flocculants for model aqueous suspensions,Modified acrylamide copolymers as flocculants for model … ,The effectiveness of the acrylamide flocculants was evaluated on the basis of the suspension extinction reduction and the sludge volume. The obtained results have been compared while using the modified materials and appropriate anionic and cationic AAm copolymers.

Modified acrylamide copolymers as flocculants for model …

Modified acrylamide copolymers as flocculants for model aqueous suspensions … as well as the flocculation performances of the modified copolymers in the treatment of aqueous model suspensions of talc and calcium montmorillonite have been investigated.,Modified acrylamide copolymers as flocculants for – ProQuest ,Explore millions of resources from scholarly journals, books, newspapers, videos and more, on the ProQuest Platform.,Modified acrylamide copolymers as flocculants for model … ,Modified acrylamide copolymers as flocculants for model aqueous suspensions Title: Modified acrylamide copolymers as flocculants for model aqueous suspensions Creator: Drzycimska, Agnieszka Contributor: Schmidt, Beata, Spychaj, Tadeusz Description: Bibliogr., …

Modified acrylamide copolymers as flocculants for model …

Modified acrylamide copolymers as flocculants for model aqueous suspensions Agnieszka Drzycimska, Beata Schmidt, Tadeusz Spychaj Szczecin University of Technology, Polymer Institute, ul. Pulaskiego 10, 70-322 Szczecin, Poland, [email protected], tel.,Modified acrylamide copolymers as flocculants for model … ,Modified acrylamide copolymers as flocculants for model aqueous suspensionsTwo groups of acrylamide copolymers have been obtained by inverse microemulsion polymerization using: (i) acrylamide (AAm) with [2-(acryloyloxy)ethyl]trimethylammonium chloride (AETAC) in the presence of sodium montmorillonite (MMT), and (ii) acrylamide with acrylic acid (AA) in the presence of aluminum sulphate. The …,Modified acrylamide copolymers as flocculants for model … ,Modified acrylamide copolymers as flocculants for model aqueous suspensions Two groups of acrylamide copolymers have been obtained by inverse microemulsion polymerization using: (i) acrylamide …

Modified acrylamide copolymers as flocculants for model …

Article title. Modified acrylamide copolymers as flocculants for model aqueous suspensions,Modified acrylamide copolymers as flocculants for model … ,Two groups of acrylamide copolymers have been obtained by inverse microemulsion polymerization using: (i) acrylamide (AAm) with [2-(acryloyloxy)ethyl]trimethylammonium chloride (AETAC) in the presence of sodium montmorillonite (MMT), and (ii) acrylamide with acrylic acid (AA) in the presence of aluminum sulphate. The received materials were characterised by capillary viscometry and the DSC …,Modified acrylamide copolymers as flocculants for model … ,The effectiveness of the acrylamide flocculants was evaluated on the basis of the suspension extinction reduction and the sludge volume. The obtained results have been compared while using the modified materials and appropriate anionic and cationic AAm copolymers.

Modified acrylamide copolymers as flocculants for model …

Modified acrylamide copolymers as flocculants for model aqueous suspensions … as well as the flocculation performances of the modified copolymers in the treatment of aqueous model suspensions of talc and calcium montmorillonite have been investigated.,Modified acrylamide copolymers as flocculants for model … ,Modified acrylamide copolymers as flocculants for model aqueous suspensions … as well as the flocculation performances of the modified copolymers in the treatment of aqueous model suspensions of talc and calcium montmorillonite have been investigated.,Modified acrylamide copolymers as flocculants for model … ,Modified acrylamide copolymers as flocculants for model aqueous suspensions Title: Modified acrylamide copolymers as flocculants for model aqueous suspensions Creator: Drzycimska, Agnieszka Contributor: Schmidt, Beata, Spychaj, Tadeusz Description: Bibliogr., …

Modified acrylamide copolymers as flocculants for model …

Modified acrylamide copolymers as flocculants for model aqueous suspensionsTwo groups of acrylamide copolymers have been obtained by inverse microemulsion polymerization using: (i) acrylamide (AAm) with [2-(acryloyloxy)ethyl]trimethylammonium chloride (AETAC) in the presence of sodium montmorillonite (MMT), and (ii) acrylamide with acrylic acid (AA) in the presence of aluminum sulphate. The …,Modified acrylamide copolymers as flocculants for model … ,Modified acrylamide copolymers as flocculants for model aqueous suspensions Title: Modified acrylamide copolymers as flocculants for model aqueous suspensions Creator: Drzycimska, Agnieszka Contributor: Schmidt, Beata, Spychaj, Tadeusz Description: Bibliogr., …,文章详细信息 ,[43] DRZYCIMSKA A, SCHMIDT B, SPYCHAJ T. Modified acrylamide copolymers as flocculants for model aqueous suspensions[J].

Water-soluble acrylamide copolymers. X. Flocculation …

A hydrated, 1% by weight Na-kaolinite suspension in deionized water was prepared, completely characterized, and reproducible measures of flocculation efficiency were validated. Flocculation tests of copolymers of acrylamide (AM) with dimethylacrylamide (DMA), methacrylamide (MeAM), or N-t-butylacrylamide (NTBAM) with 1% Na-kaolinite suspensions gave average settling rate rates which decreased …,US Patent Application for MODIFIED POLYMERIC FLOCCULANTS … ,Cationic copolymers so produced exhibit improved floc formation properties and are useful as flocculants and dewatering aids in aqueous systems that include an oily sludge or the like. …,acrylamide flocculant acrylamide flocculant online … ,The copolymers of acrylamide (AAM) and dial­ lyldimethyl ammonium chloride (DADMAC) find useful applications as highly efficient flocculants for suspended impurities. Since one of the mon­ omer is cationic, it is, therefore, possible to pro­ duce copolymers of different cationicity by vary­ ing the ratio of the two monomers in the feed.

Cationic acrylamide copolymers and terpolymers as …

Cationic acrylamide copolymers with diallyldimethylammonium chloride and terpolymers of the both monomers with N-vinylformamide were synthesized, characterized by capillary viscometry and their flocculation efficiency evaluated by extinction, sludge volume and solid matter recovery measurements.,MODIFIED POLYMERIC FLOCCULANTS WITH IMPROVED PERFORMANCE … ,1. A method for preparing a cross-linked water soluble cationic (meth) acrylamide/quaternary ammonium salt copolymer that is useful as a flocculant, said method comprising 1) initiating polymerization of an aqueous reaction mixture comprising (meth) acrylamide monomers and quaternary ammonium salt monomers to convert said monomers into a copolymer containing reaction mixture comprising …,3-acrylamido-3-methylbutanoic acid copolymers as selective … ,The AMBA copolymers of the invention may be used as a substitute for conventional coal slurry flocculants for treating coal refuse slurries. Such conventional flocculants are the high molecular weight flocculants prepared from acrylamide, acrylic acid, methacrylic acid, vinylsulfonic acid polymers, maleic anhydride and other similar monomers.

Thin-layer synthesized acrylamide copolymers modified with …

AbstractHydrophilic copolymers based on acrylamide and diallyldimethylammonium chloride including those modified with montmorillonite have been synthesized, characterized by capillary viscometry and FTIR, and their flocculation efficiency has been tested. As an inorganic modifier sodium montmorillonite has been used.,APPLICATION OF ACRYLAMIDE POLYMERS AS FLOCCULANTS IN SEAW … ,Application of acrylamide polymers as flocculants in sewages coagulation process 295 Table 6 Flocculation process of mine water from “Wesoła” co al mine of initial transparency 21 mm H 2O conducted with using of polyacryloamide of M η = 3.51×10 4 – 3.50×10 5 Sample,Cationic acrylamide copolymers and terpolymers as … ,Kationowe kopolimery akryloamidu z chlorkiem diallilodimetyloamoniowym oraz terpolimery tych dwóch monomerów z N-winyloformamidem (schemat A) otrzymywano dwoma metodami: w cienkiej warstwie roztworu wodnego bądź w postaci mikrosuspensji (tabela 1). Scharakteryzowano je metodami wiskozymetrii kapilarnej (tabela 2) a także oceniono ich efektywność flokulacyjną na drodze pomiaru …

Third International Conference on Radiation Sciences and …

effects. The copolymers with various grafting ratios showed different flocculating properties.,EP0228637A3 – Acrylamide and dimethylaminopropylacrylamide … ,flocculants dimethylaminopropylacrylamide acrylamide copolymers sewage sludge Prior art date 1985-12-19 Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Granted Application number EP86117354A Other languages,Synthesis, properties and performance of organic polymers … ,Polymeric flocculants are typically classified based on their ionic character: non-ionic, cationic, anionic and amphoteric. 2 Commercial flocculants are often based on polyacrylamide (PAM) and its derivatives since acrylamide (AM) is one of the most reactive monomers to undergo radical polymerization, thus allowing ultra-high molecular weight …

Biopolymer-based flocculants: a review of recent technologies

At the same time, there were electrostatic attraction and hydrogen bond between the phenylalanine-modified-chitosan and antibiotics. The theoretical removal efficiencies of Norfloxacin and Tylosin in mixed sewage by phenylalanine-modified-chitosan flocculants were 76.19% and 82.01%, respectively (Du et al.,Tamarindus indica mucilage and its acrylamide-grafted … ,The application of Tamarindus indica seed mucilage (Tam), a food grade polysaccharide, and its acrylamide grafted copolymer as flocculants was assessed for the first time for removal of various types of dyes from model textile wastewater containing azo, basic, and reactive dyes. Acrylamide grafted T.,Synthesis and Characterization of Novel Hybrid Flocculants … ,The starch grafted polyacrylamide copolymers (St-g-PAM) and appropriate hybrids St-g-PAM with carbon spheres (1.0 wt.% and 3.0 wt.% based on the weight of acrylamide) were prepared at the acrylamide molar concentration of 0.3, 0.5, or 0.7 mol/L and at constant concentration of starch (0.1 mol/L).