DE19680313D2 - Process and plant for the recovery of diols - Google Patents

Process and plant for the recovery of diols

Info

Publication number
DE19680313D2
DE19680313D2 DE19680313T DE19680313T DE19680313D2 DE 19680313 D2 DE19680313 D2 DE 19680313D2 DE 19680313 T DE19680313 T DE 19680313T DE 19680313 T DE19680313 T DE 19680313T DE 19680313 D2 DE19680313 D2 DE 19680313D2
Authority
DE
Germany
Prior art keywords
diols
recovery
plant
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
Application number
DE19680313T
Other languages
German (de)
Inventor
Theodor Juergens
Juergen Kohn
Girma Makonnen
Thomas Rieckmann
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.)
ThyssenKrupp Industrial Solutions AG
Original Assignee
BROWN JOHN DEUTSCHE ENG GmbH
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 BROWN JOHN DEUTSCHE ENG GmbH filed Critical BROWN JOHN DEUTSCHE ENG GmbH
Priority to DE19680313T priority Critical patent/DE19680313D2/en
Application granted granted Critical
Publication of DE19680313D2 publication Critical patent/DE19680313D2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C08J11/02—Recovery or working-up of waste materials of solvents, plasticisers or unreacted monomers
    • 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
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
    • C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/88—Post-polymerisation treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Polyesters Or Polycarbonates (AREA)
DE19680313T 1995-05-09 1996-05-08 Process and plant for the recovery of diols Expired - Lifetime DE19680313D2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19680313T DE19680313D2 (en) 1995-05-09 1996-05-08 Process and plant for the recovery of diols

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE1995116886 DE19516886A1 (en) 1995-05-09 1995-05-09 Process and plant for the recovery of ethylene glycol in a polyethylene terephthalate polycondensation process
PCT/EP1996/001917 WO1996035654A1 (en) 1995-05-09 1996-05-08 Diol recovery process and plant
DE19680313T DE19680313D2 (en) 1995-05-09 1996-05-08 Process and plant for the recovery of diols

Publications (1)

Publication Number Publication Date
DE19680313D2 true DE19680313D2 (en) 1998-04-16

Family

ID=7761392

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1995116886 Withdrawn DE19516886A1 (en) 1995-05-09 1995-05-09 Process and plant for the recovery of ethylene glycol in a polyethylene terephthalate polycondensation process
DE19680313T Expired - Lifetime DE19680313D2 (en) 1995-05-09 1996-05-08 Process and plant for the recovery of diols

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE1995116886 Withdrawn DE19516886A1 (en) 1995-05-09 1995-05-09 Process and plant for the recovery of ethylene glycol in a polyethylene terephthalate polycondensation process

Country Status (3)

Country Link
AU (1) AU5815496A (en)
DE (2) DE19516886A1 (en)
WO (1) WO1996035654A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5932105A (en) * 1997-10-01 1999-08-03 Mobile Process Technology, Co. Method of polyester manufacturing using crossflow membrane filtration
DE102005053858A1 (en) * 2005-11-11 2007-05-16 Coperion Waeschle Gmbh & Co Kg Process and apparatus for the production of polyester
DE112007002104A5 (en) * 2006-09-20 2009-08-06 Oerlikon Textile Gmbh & Co. Kg Method and device for generating a cooling energy in a polycondensation process
DE102008044440B4 (en) 2008-08-18 2011-03-03 Lurgi Zimmer Gmbh Process and apparatus for the recovery of ethylene glycol in polyethylene terephthalate production
EP3214108A1 (en) * 2016-03-01 2017-09-06 Novamont S.p.A. Process for removal of tetrahydrofuran

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4110316A (en) * 1977-04-14 1978-08-29 E. I. Du Pont De Nemours And Company Improved process for preparing poly(ethylene terephthalate)
DE3623827A1 (en) * 1986-07-15 1988-01-28 Huels Chemische Werke Ag METHOD FOR SEPARATING LOW MOLECULAR ALCOHOLS FROM AQUEOUS SOLUTIONS
US4755297A (en) * 1986-11-14 1988-07-05 University Patents, Inc. Continuous countercurrent membrane column for the separation of solute/solvent and solvent/solvent systems
DE3800791A1 (en) * 1988-01-14 1989-07-27 Huels Chemische Werke Ag METHOD FOR SEPARATING VALUABLES FROM AQUEOUS SOLUTIONS
US5102549A (en) * 1989-12-27 1992-04-07 Union Carbide Chemicals & Plastics Technology Corporation Treatment of lower glycol-containing operative fluids
DE4130661C1 (en) * 1991-09-14 1993-05-19 Dornier Gmbh, 7990 Friedrichshafen, De

Also Published As

Publication number Publication date
DE19516886A1 (en) 1996-11-14
AU5815496A (en) 1996-11-29
WO1996035654A1 (en) 1996-11-14

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: KRUPP UHDE GMBH, 44141 DORTMUND, DE

8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: C07C 2976

8130 Withdrawal