<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>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 methods, 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. 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.</p></abstract>

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 methods, 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. 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 aqueous suspensions

Polymer Institute, Szczecin University of Technology, ul. Pulaskiego 10, 70-322 Szczecin, Poland

Polish Journal of Chemical Technology

{"article-title":"Modified acrylamide copolymers as flocculants for model aqueous suspensions"}

Two groups of acrylamide copolymers have been obtained by inverse microemulsion polymerization using: (i) acrylamide (AAm) with...

Modified acrylamide copolymers as flocculants for model aqueous suspensions

Pubblicato online: 19 ott 2007

Pagine: 10 - 14

DOI: https://doi.org/10.2478/v10026-007-0015-x

Parole chiave
anionic and cationic flocculants, acrylamide copolymers, inorganic modifier

This content is open access.

Modified acrylamide copolymers as flocculants for model aqueous suspensions

Pubblicato online: 19 ott 2007

Pagine: 10 - 14

DOI: https://doi.org/10.2478/v10026-007-0015-x

Parole chiaveanionic and cationic flocculants, acrylamide copolymers, inorganic modifier

This content is open access.

Parole chiave
anionic and cationic flocculants, acrylamide copolymers, inorganic modifier