CN100418897C - 从用过的水性两相体系中分离和回收聚乙二醇的方法 - Google Patents

从用过的水性两相体系中分离和回收聚乙二醇的方法 Download PDF

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Publication number
CN100418897C
CN100418897C CNB038264099A CN03826409A CN100418897C CN 100418897 C CN100418897 C CN 100418897C CN B038264099 A CNB038264099 A CN B038264099A CN 03826409 A CN03826409 A CN 03826409A CN 100418897 C CN100418897 C CN 100418897C
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CN
China
Prior art keywords
peg
rich
mutually
phase
top layer
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.)
Expired - Lifetime
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CNB038264099A
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English (en)
Chinese (zh)
Other versions
CN1771200A (zh
Inventor
那维恩·纳加拉
切塔纳·桑帕贾
斯里萨拉·马利卡拉琼·斯里尼瓦斯·拉加瓦拉奥·卡鲁曼基
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Council of Scientific and Industrial Research CSIR
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Council of Scientific and Industrial Research CSIR
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Publication of CN1771200A publication Critical patent/CN1771200A/zh
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Expired - Lifetime legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/30—Treatment of water, waste water, or sewage by irradiation
    • C02F1/302—Treatment of water, waste water, or sewage by irradiation with microwaves
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/28—Treatment by wave energy or particle radiation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/32—Hydrocarbons, e.g. oil
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2371/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
    • C08J2371/02—Polyalkylene oxides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Hydrology & Water Resources (AREA)
  • Toxicology (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Sustainable Development (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Polyethers (AREA)
  • Epoxy Compounds (AREA)
CNB038264099A 2003-03-31 2003-03-31 从用过的水性两相体系中分离和回收聚乙二醇的方法 Expired - Lifetime CN100418897C (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IN2003/000116 WO2004087580A1 (en) 2003-03-31 2003-03-31 Process for separation and recovery of polyethylene glycol (peg) from spent aqueous two-phase systems

Publications (2)

Publication Number Publication Date
CN1771200A CN1771200A (zh) 2006-05-10
CN100418897C true CN100418897C (zh) 2008-09-17

Family

ID=33104965

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB038264099A Expired - Lifetime CN100418897C (zh) 2003-03-31 2003-03-31 从用过的水性两相体系中分离和回收聚乙二醇的方法

Country Status (6)

Country Link
JP (1) JP4611032B2 (ja)
CN (1) CN100418897C (ja)
AU (1) AU2003226636A1 (ja)
BR (1) BR0318257B1 (ja)
DE (1) DE10394224B4 (ja)
WO (1) WO2004087580A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101367955B (zh) * 2008-09-05 2011-04-27 河北科技大学 一种从双水相萃取废液中回收聚乙二醇的方法
KR102174177B1 (ko) * 2018-11-19 2020-11-05 포항공과대학교 산학협력단 수용액 이상계 나노필터 및 이를 이용한 분리방법

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4313786A (en) * 1979-07-23 1982-02-02 Smith Jerold B Magnetron solvent recovery system
US4853507A (en) * 1988-04-28 1989-08-01 E. I. Dupont De Nemours & Company Apparatus for microwave separation of emulsions
US6623643B2 (en) * 1999-11-19 2003-09-23 Microtek Medical Holdings, Inc. Process for treatment of aqueous environments containing a water soluble polymer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61197003A (ja) * 1984-11-26 1986-09-01 カリフオルニア　ニツケル　コ−ポレ−シヨン 不混和液の分離抽出方法
JPH01207101A (ja) * 1988-02-15 1989-08-21 Agency Of Ind Science & Technol 濃縮液体の製造方法およびその装置
JPH04231869A (ja) * 1990-06-28 1992-08-20 Nippon Parkerizing Co Ltd 水エマルジョン型圧延油の油脂分迅速測定法
JPH06142407A (ja) * 1992-11-13 1994-05-24 Sumitomo Light Metal Ind Ltd エマルジョン廃液の処理方法
JPH0810509A (ja) * 1994-06-30 1996-01-16 Mitsubishi Kakoki Kaisha Ltd 船舶廃油の処理方法
JP2000354704A (ja) * 1999-06-15 2000-12-26 Mitsubishi Heavy Ind Ltd 汚染洗浄液の処理方法及び装置
JP2001300206A (ja) * 2000-04-20 2001-10-30 Nippon Zeon Co Ltd 有機溶剤中の水分除去方法および水分除去装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4313786A (en) * 1979-07-23 1982-02-02 Smith Jerold B Magnetron solvent recovery system
US4853507A (en) * 1988-04-28 1989-08-01 E. I. Dupont De Nemours & Company Apparatus for microwave separation of emulsions
US6623643B2 (en) * 1999-11-19 2003-09-23 Microtek Medical Holdings, Inc. Process for treatment of aqueous environments containing a water soluble polymer

Also Published As

Publication number Publication date
JP4611032B2 (ja) 2011-01-12
WO2004087580A1 (en) 2004-10-14
AU2003226636A1 (en) 2004-10-25
CN1771200A (zh) 2006-05-10
BR0318257A (pt) 2006-05-23
JP2006521912A (ja) 2006-09-28
DE10394224T5 (de) 2007-04-12
DE10394224B4 (de) 2007-08-30
BR0318257B1 (pt) 2011-11-29

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Granted publication date: 20080917

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