BR9708756A - Processo polímero solúvel em água e processo para remover sólidos em suspensão do processo de alumina bayer - Google Patents

Processo polímero solúvel em água e processo para remover sólidos em suspensão do processo de alumina bayer

Info

Publication number
BR9708756A
BR9708756A BR9708756A BR9708756A BR9708756A BR 9708756 A BR9708756 A BR 9708756A BR 9708756 A BR9708756 A BR 9708756A BR 9708756 A BR9708756 A BR 9708756A BR 9708756 A BR9708756 A BR 9708756A
Authority
BR
Brazil
Prior art keywords
water
soluble polymer
suspended solids
removing suspended
alumina
Prior art date
Application number
BR9708756A
Other languages
English (en)
Inventor
Alan S Rotherberg
Morris E Llewellyn
Joseph C Calbick
Original Assignee
Cytec Tech Corp
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 Cytec Tech Corp filed Critical Cytec Tech Corp
Publication of BR9708756A publication Critical patent/BR9708756A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
BR9708756A 1996-04-01 1997-03-26 Processo polímero solúvel em água e processo para remover sólidos em suspensão do processo de alumina bayer BR9708756A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US62629796A 1996-04-01 1996-04-01
PCT/US1997/004774 WO1997036941A1 (en) 1996-04-01 1997-03-26 Method of making polymers containing hydroxamate functional groups

Publications (1)

Publication Number Publication Date
BR9708756A true BR9708756A (pt) 1999-08-03

Family

ID=24509802

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9708756A BR9708756A (pt) 1996-04-01 1997-03-26 Processo polímero solúvel em água e processo para remover sólidos em suspensão do processo de alumina bayer

Country Status (17)

Country Link
US (1) US5847056A (pt)
EP (1) EP0891380B1 (pt)
CN (1) CN1214702A (pt)
AR (1) AR006460A1 (pt)
AT (1) ATE197054T1 (pt)
AU (1) AU720068B2 (pt)
BR (1) BR9708756A (pt)
DE (1) DE69703346T2 (pt)
ES (1) ES2151724T3 (pt)
GR (1) GR3035273T3 (pt)
ID (1) ID18756A (pt)
MY (1) MY118983A (pt)
PE (1) PE24398A1 (pt)
PL (1) PL189570B1 (pt)
RU (1) RU2174987C2 (pt)
WO (1) WO1997036941A1 (pt)
ZA (1) ZA972629B (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6048463A (en) * 1997-12-12 2000-04-11 Nalco Chemical Company Water continuous methyl acrylate emulsion polymer combinations and methyl acrylate emulsion homopolymers for improved flocculation of red mud in the bayer process
US6036869A (en) * 1997-12-12 2000-03-14 Nalco Chemical Company Water continuous methyl acrylate emulsion polymers for improved flocculation of red mud in the Bayer process
US6669852B2 (en) 2000-10-30 2003-12-30 Showa Denko Kabushiki Kaisha Separation method of goethite-containing red mud
JP2002137919A (ja) * 2000-10-30 2002-05-14 Showa Denko Kk ゲーサイトを含む赤泥の分離方法
CN102245509B (zh) * 2008-10-17 2014-08-13 塞特克技术公司 含硅聚合物在由铝土矿生产氧化铝的过程中改善固体絮凝作用的用途
DE102009019852A1 (de) 2009-05-06 2010-11-11 Schebo Biotech Ag Polymere mit neuen Strukturelementen, Verfahren zu ihrer Herstellung und ihre Verwendung
CN103204963B (zh) * 2013-04-19 2015-04-22 重庆工商大学 异羟肟酸聚合物的合成方法
CN103304713B (zh) * 2013-06-19 2015-10-21 中南大学 一种聚n-己基羟肟酸丙烯酰胺的高分子及其制备和应用方法
CN103464124B (zh) * 2013-10-09 2015-04-15 南京大学 一种海绵状应急吸附材料及其制备方法
CN103586001B (zh) * 2013-10-23 2015-04-22 中北大学 羟肟酸功能化聚合物/无机复合螯合吸附材料及其制备方法
CA3026793C (en) 2016-06-07 2023-08-29 Cytec Industries Inc. Silicon containing polymer flocculants
CN109678185A (zh) * 2018-12-18 2019-04-26 杭州科创有色金属研究有限公司 一种用于氧化铝生产中粗液精制的装置及其方法
CN110950415B (zh) * 2019-11-29 2022-01-25 威海汉邦生物环保科技股份有限公司 一种生物多糖基重金属捕捉剂及其制备方法
CN113502557B (zh) * 2021-06-28 2023-05-23 深圳职业技术学院 一种抗菌改性聚丙烯酸酯纤维及其制备方法和应用

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4767540A (en) * 1987-02-11 1988-08-30 American Cyanamid Company Polymers containing hydroxamic acid groups for reduction of suspended solids in bayer process streams
US4874539A (en) * 1987-08-06 1989-10-17 American Cyanamid Company Carboxy hydroxamic acid polymers and their use as detergent additives
US4868248A (en) * 1989-03-22 1989-09-19 Nalco Chemical Company Polyhydroxyamic acid polymers from polyacrylic acids
DE69231528T2 (de) * 1991-05-23 2001-03-15 Cytec Tech Corp Stabilisierung von wässrigen Lösungen wasserlöslicher Polymere in Gegenwart von Hydroxylamin
US5405898A (en) * 1993-10-07 1995-04-11 Nalco Chemical Company Hydroxylamine modified lower acrylate ester latices
US5395897A (en) * 1994-01-18 1995-03-07 Nalco Chemical Company High molecular weight substituted amides from polycarboxylic acids

Also Published As

Publication number Publication date
AU2344197A (en) 1997-10-22
RU2174987C2 (ru) 2001-10-20
EP0891380B1 (en) 2000-10-18
AU720068B2 (en) 2000-05-25
ES2151724T3 (es) 2001-01-01
ZA972629B (en) 1997-10-20
EP0891380A1 (en) 1999-01-20
PE24398A1 (es) 1998-05-08
US5847056A (en) 1998-12-08
GR3035273T3 (en) 2001-04-30
CN1214702A (zh) 1999-04-21
MY118983A (en) 2005-02-28
DE69703346T2 (de) 2001-03-08
ATE197054T1 (de) 2000-11-15
DE69703346D1 (de) 2000-11-23
PL189570B1 (pl) 2005-08-31
ID18756A (id) 1998-05-07
WO1997036941A1 (en) 1997-10-09
PL329047A1 (en) 1999-03-01
AR006460A1 (es) 1999-08-25

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]