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AU633726B2 - Polysaccharide or polysaccharide graft co-polymer as a crystal growth modifier for alumina trihydrate - Google Patents

Polysaccharide or polysaccharide graft co-polymer as a crystal growth modifier for alumina trihydrate

Info

Publication number
AU633726B2
AU633726B2 AU75955/91A AU7595591A AU633726B2 AU 633726 B2 AU633726 B2 AU 633726B2 AU 75955/91 A AU75955/91 A AU 75955/91A AU 7595591 A AU7595591 A AU 7595591A AU 633726 B2 AU633726 B2 AU 633726B2
Authority
AU
Australia
Prior art keywords
polysaccharide
polymer
crystal growth
alumina trihydrate
graft
Prior art date
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.)
Ceased
Application number
AU75955/91A
Other versions
AU7595591A (en
Inventor
Graeme John Farquharson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nalco Australia Pty Ltd
Original Assignee
Nalco Australia Pty Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nalco Australia Pty Ltd filed Critical Nalco Australia Pty Ltd
Priority to AU75955/91A priority Critical patent/AU633726B2/en
Assigned to NALCO AUSTRALIA PTY. LIMITED reassignment NALCO AUSTRALIA PTY. LIMITED Amend patent request/document other than specification (104) Assignors: CATOLEUM PTY. LIMITED
Publication of AU7595591A publication Critical patent/AU7595591A/en
Application granted granted Critical
Publication of AU633726B2 publication Critical patent/AU633726B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
    • C01F7/47—Purification of aluminium oxide, aluminium hydroxide or aluminates of aluminates, e.g. removal of compounds of Si, Fe, Ga or of organic compounds from Bayer process liquors
    • C01F7/473—Removal of organic compounds, e.g. sodium oxalate
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/14—Aluminium oxide or hydroxide from alkali metal aluminates
    • C01F7/144—Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process
    • C01F7/145—Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process characterised by the use of a crystal growth modifying agent other than aluminium hydroxide seed
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
AU75955/91A 1990-06-25 1991-04-24 Polysaccharide or polysaccharide graft co-polymer as a crystal growth modifier for alumina trihydrate Ceased AU633726B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU75955/91A AU633726B2 (en) 1990-06-25 1991-04-24 Polysaccharide or polysaccharide graft co-polymer as a crystal growth modifier for alumina trihydrate

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPK079790 1990-06-25
AUPK0797 1990-06-25
AU75955/91A AU633726B2 (en) 1990-06-25 1991-04-24 Polysaccharide or polysaccharide graft co-polymer as a crystal growth modifier for alumina trihydrate

Publications (2)

Publication Number Publication Date
AU7595591A AU7595591A (en) 1992-01-02
AU633726B2 true AU633726B2 (en) 1993-02-04

Family

ID=25638070

Family Applications (1)

Application Number Title Priority Date Filing Date
AU75955/91A Ceased AU633726B2 (en) 1990-06-25 1991-04-24 Polysaccharide or polysaccharide graft co-polymer as a crystal growth modifier for alumina trihydrate

Country Status (1)

Country Link
AU (1) AU633726B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009052362A3 (en) * 2007-10-19 2009-07-30 Georgia Pacific Chemicals Llc Azetidinium-functional polysaccharides and uses thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5041269A (en) * 1989-04-10 1991-08-20 Allied Colloids Ltd. Recovery of alumina trihydrate in the Bayer process

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5041269A (en) * 1989-04-10 1991-08-20 Allied Colloids Ltd. Recovery of alumina trihydrate in the Bayer process

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009052362A3 (en) * 2007-10-19 2009-07-30 Georgia Pacific Chemicals Llc Azetidinium-functional polysaccharides and uses thereof
US8252866B2 (en) 2007-10-19 2012-08-28 Georgia-Pacific Chemicals Llc Azetidinium-functional polysaccharides and uses thereof

Also Published As

Publication number Publication date
AU7595591A (en) 1992-01-02

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