ATE281477T1 - Verfahren zur verarbeitung von lösungen aus ethylen-vinylalkohol-copolymeren - Google Patents

Verfahren zur verarbeitung von lösungen aus ethylen-vinylalkohol-copolymeren

Info

Publication number
ATE281477T1
ATE281477T1 AT01306754T AT01306754T ATE281477T1 AT E281477 T1 ATE281477 T1 AT E281477T1 AT 01306754 T AT01306754 T AT 01306754T AT 01306754 T AT01306754 T AT 01306754T AT E281477 T1 ATE281477 T1 AT E281477T1
Authority
AT
Austria
Prior art keywords
ethylene
vinyl alcohol
column
copolymer solution
solvent
Prior art date
Application number
AT01306754T
Other languages
English (en)
Inventor
Noboru Yanagida
Masafumi Mikami
Original Assignee
Kuraray Co
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 Kuraray Co filed Critical Kuraray Co
Application granted granted Critical
Publication of ATE281477T1 publication Critical patent/ATE281477T1/de

Links

Classifications

    • 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
    • C08F6/00—Post-polymerisation treatments
    • C08F6/06—Treatment of polymer solutions
    • C08F6/10—Removal of volatile materials, e.g. solvents
    • 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
    • C08F8/12—Hydrolysis
    • 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
    • C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
    • C08F2800/20—Copolymer characterised by the proportions of the comonomers expressed as weight or mass percentages

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
AT01306754T 2000-08-07 2001-08-07 Verfahren zur verarbeitung von lösungen aus ethylen-vinylalkohol-copolymeren ATE281477T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000238364 2000-08-07

Publications (1)

Publication Number Publication Date
ATE281477T1 true ATE281477T1 (de) 2004-11-15

Family

ID=18730074

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01306754T ATE281477T1 (de) 2000-08-07 2001-08-07 Verfahren zur verarbeitung von lösungen aus ethylen-vinylalkohol-copolymeren

Country Status (5)

Country Link
US (1) US6716930B2 (de)
EP (1) EP1179547B1 (de)
AT (1) ATE281477T1 (de)
DE (1) DE60106825T2 (de)
GB (1) GB2365434B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6683148B2 (en) * 2000-06-06 2004-01-27 Kuraray Co., Ltd. Method for producing ethylene-vinyl acetate copolymer and saponified product thereof
EP1674495A1 (de) * 2004-12-22 2006-06-28 Huntsman Advanced Materials (Switzerland) GmbH Beschichtungssystem
JP2007321013A (ja) * 2006-05-30 2007-12-13 Nippon Synthetic Chem Ind Co Ltd:The エチレン−ビニルアルコール共重合体含水組成物の製造方法
JP5241472B2 (ja) * 2007-12-28 2013-07-17 日本合成化学工業株式会社 エチレン−ビニルアルコール共重合体組成物、およびエチレン−ビニルアルコール共重合体ペレットの製造方法
US8765037B2 (en) * 2007-12-28 2014-07-01 The Nippon Synthetic Chemical Industry Co., Ltd. Process for preparing ethylene-vinyl alcohol copolymer composition, and process for producing ethylene-vinyl alcohol copolymer pellets
CN113831431B (zh) * 2020-06-24 2024-07-23 中国石油化工股份有限公司 一种乙烯-醋酸乙烯酯共聚物的醇解方法及其装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2779752A (en) 1953-11-18 1957-01-29 Du Pont Apparatus for chemical reactions passing through viscous phase
GB933104A (en) * 1958-12-04 1963-08-08 Kurashiki Rayon Kk Process of and apparatus for purifying polyvinyl alcohol prepared by saponification
GB1033395A (en) * 1962-04-16 1966-06-22 Courtaulds Ltd Improvements relating to the production of aqueous solutions of polyvinyl alcohol
US3847845A (en) * 1970-07-16 1974-11-12 Kuraray Co Separation and purification of the saponified ethylene-vinyl acetate interpolymers
US3816379A (en) 1971-07-26 1974-06-11 Exxon Research Engineering Co Monomer and solvent recovery in polymerization processes
GB1426337A (en) * 1972-07-11 1976-02-25 Kuraray Co Process for preparing fibrous polyvinyl alcohol
DE2427529A1 (de) * 1974-06-07 1976-01-02 Nippon Synthetic Chem Ind Verfahren zur herstellung eines granulierten aethylen-vinylalkoholmischpolymerisats
JPS58122903A (ja) * 1982-01-14 1983-07-21 Nippon Synthetic Chem Ind Co Ltd:The エチレン−酢酸ビニル共重合体ケン化物の製造法
JPS60141702A (ja) 1983-12-29 1985-07-26 Nippon Synthetic Chem Ind Co Ltd:The エチレン−酢酸ビニル共重合体の連続ケン化方法
US5272200A (en) 1991-02-15 1993-12-21 Kuraray Co., Ltd. Aqueous dispersion and substrate coated with the same
US5288925A (en) 1992-01-17 1994-02-22 Nalco Chemical Company Method for inhibiting the deposition of ethylene-vinyl alcohol copolymer
FR2733756B1 (fr) * 1995-05-05 1997-08-01 Rhone Poulenc Chimie Procede de purification d'alcool polyvinylique
CA2179555C (en) * 1995-06-26 2007-02-20 Takeshi Moritani Process for producing vinyl acetate polymer and saponified product of vinyl acetate polymer and resin composition
DE69831703T2 (de) 1997-07-18 2006-03-16 Nippon Gohsei Kagaku Kogyo K.K. Wasserhaltige Granulate von Hydrolysaten eines Ethylen-Vinylazetatpolymeren, ihre Herstellung und damit hergestellte Gegenstände
CA2270559C (en) 1997-09-08 2004-03-30 Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha Method of producing saponified ethylene-vinyl acetate copolymer pellets

Also Published As

Publication number Publication date
EP1179547A1 (de) 2002-02-13
GB0119238D0 (en) 2001-10-03
GB2365434B (en) 2004-04-28
US6716930B2 (en) 2004-04-06
DE60106825T2 (de) 2005-11-10
GB2365434A (en) 2002-02-20
DE60106825D1 (de) 2004-12-09
US20020026007A1 (en) 2002-02-28
EP1179547B1 (de) 2004-11-03

Similar Documents

Publication Publication Date Title
EP1591422A4 (de) Verfahren zur behandlung von abwasser mit schwer zersetzbaren schädlichen substanzen
MY142740A (en) Aeration method
TW347336B (en) Methods and apparatus for inactivating contaminants in biological fluid
ATE433434T1 (de) Verfahren zur herstellung von menthol
ATE281477T1 (de) Verfahren zur verarbeitung von lösungen aus ethylen-vinylalkohol-copolymeren
DE60034818D1 (de) Verfahren zum reiningen von brunnen
DK0912451T3 (da) Fremgangsmåde og anordning til rensning af væsker
DE3582227D1 (de) Polymere aus mit oligourethanen modifizierten ethylenisch ungesaettigten monomeren und waessrige dispersionen daraus.
NO178344C (no) Fremgangsmåte og anordning ved teknisk fraksjonering av polymerer, samt anvendelse av disse
ATE334214T1 (de) Fettsäure-desaturase-gen aus pflanzen
EP1576893A4 (de) Zusammensetzung, die hochkonzentriertehochreine isoflavone enthält, sowie verfahren zu ihrer herstellung
DE60206825D1 (de) Verfahren zur Herstellung von Ethylen/Vinylacetat-Copolymeren
GR3020023T3 (en) Process for purification of aqueous liquid by means of a purification agent comprising activated carbon powder contained in a polyvinyl alcohol bag, and corresponding purification agent
CA2335286A1 (en) System and method for removing contaminating gases from water
CO5060517A1 (es) Metodo y aparato centrifugador para desvolatizar polimeros
JPS5217375A (en) Membrane separating apparatus
CA2225744A1 (en) Subsurface remediation method and apparatus
WO2000061272A3 (fr) Melangeur de substances fluides ou solides
ATE262582T1 (de) Verfahren und vorrichtung zur begasung von weinen
Jackson et al. Oxygen Transfer in a 23-Meter Bubble Column
JPS5387572A (en) Treatment of wastewater
Yifen et al. An Ocean Carbon Cycle Model Part I: Establishing of Carbon Model Including an Oceanic Dynamic General Circulation Field, Chemical, Physical and Biological Processes Occurred in the Ocean
Fouad Numerical simulation for fixed bed adsorption of dyes from waste water using a natural adsorbent
JPS63278598A (ja) 湖底等の活性法
Dryden Using diffused aeration for treating aquaculture

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties