Structurally-modified polymer flocculants

Details for Australian Patent Application No. 2001251282 (hide)

Owner Ondeo Nalco Company

Inventors Sivakumar, Ananthasubramanian; Maltesh, Chidambaram; Guddendorf, Tracey; Zagala, Angela; Johnson, Cathy; Whipple, Wesley L.

Agent Griffith Hack

Pub. Number AU-B-2001251282

PCT Pub. Number WO02/02662

Priority 09606581 29.06.00 US

Filing date 3 April 2001

Wipo publication date 14 January 2002

Acceptance publication date 25 January 2007

International Classifications

B01D 21/01 (2006.01) Separation of suspended solid particles from liquids by sedimentation - using flocculating agents

C02F 1/56 (2006.01) Treatment of water, waste water, or sewage

C02F 11/14 (2006.01) Treatment of sludge - with addition of chemical agents

C08F 2/10 (2006.01) Processes

C08F 2/38 (2006.01) Processes - Polymerisation using regulators, e.g. chain terminating agents

C08F 2/44 (2006.01) Processes - Polymerisation in the presence of compounding ingredients, e.g. plasticisers, dyestuffs, fillers

C08F 265/00 (2006.01) Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group

C08F 265/04 (2006.01) Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group

C08F 265/10 (2006.01) Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group

Event Publications

25 January 2007 Application Accepted

  Published as AU-B-2001251282

24 May 2007 Standard Patent Sealed

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