DE4109527A1 - Verfahren zur reinigung eines polymers - Google Patents

Verfahren zur reinigung eines polymers

Info

Publication number
DE4109527A1
DE4109527A1 DE4109527A DE4109527A DE4109527A1 DE 4109527 A1 DE4109527 A1 DE 4109527A1 DE 4109527 A DE4109527 A DE 4109527A DE 4109527 A DE4109527 A DE 4109527A DE 4109527 A1 DE4109527 A1 DE 4109527A1
Authority
DE
Germany
Prior art keywords
polymer
extractant
extractor
range
pressure
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
DE4109527A
Other languages
German (de)
English (en)
Inventor
Hisashi Miyakawa
Takanobu Shinohara
Tetsuo Maeda
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.)
Toyo Engineering Corp
Original Assignee
Toyo Engineering 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 Toyo Engineering Corp filed Critical Toyo Engineering Corp
Publication of DE4109527A1 publication Critical patent/DE4109527A1/de
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/84—Venting or degassing ; Removing liquids, e.g. by evaporating components
    • B29B7/845—Venting, degassing or removing evaporated components in devices with rotary stirrers
    • B29B7/847—Removing of gaseous components before or after mixing
    • 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
    • C08F6/001—Removal of residual monomers by physical means
    • C08F6/003—Removal of residual monomers by physical means from polymer solutions, suspensions, dispersions or emulsions without recovery of the polymer therefrom
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/24—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
    • 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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-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
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/34—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
    • C08G65/46—Post-polymerisation treatment, e.g. recovery, purification, drying
    • 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
    • C08G85/00—General processes for preparing compounds provided for in this subclass
    • 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
    • C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/16—EPM, i.e. ethylene-propylene copolymers; EPDM, i.e. ethylene-propylene-diene copolymers; EPT, i.e. ethylene-propylene terpolymers
    • 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
    • C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
    • C08J2325/02—Homopolymers or copolymers of hydrocarbons
    • C08J2325/04—Homopolymers or copolymers of styrene
    • C08J2325/06—Polystyrene
    • 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
DE4109527A 1990-03-22 1991-03-22 Verfahren zur reinigung eines polymers Ceased DE4109527A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2072672A JPH03273006A (ja) 1990-03-22 1990-03-22 重合体の精製方法

Publications (1)

Publication Number Publication Date
DE4109527A1 true DE4109527A1 (de) 1991-09-26

Family

ID=13496089

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4109527A Ceased DE4109527A1 (de) 1990-03-22 1991-03-22 Verfahren zur reinigung eines polymers

Country Status (4)

Country Link
JP (1) JPH03273006A (ja)
KR (1) KR910016783A (ja)
DE (1) DE4109527A1 (ja)
GB (1) GB2242434B (ja)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4201046A1 (de) * 1992-01-17 1993-07-22 Bayer Ag Verfahren zur reinigung von polymerloesungen
WO1996037535A1 (en) * 1995-05-25 1996-11-28 The University Of North Carolina At Chapel Hill Method of preparing poly(phenylene oxides) in carbon dioxide
EP0798314A1 (en) * 1996-03-28 1997-10-01 Nova Chemicals (International) SA Devolatilization
EP0905149A1 (en) * 1997-09-30 1999-03-31 Mitsui Chemicals, Inc. Method for removing volatile materials from a polymer composition
WO2000006616A1 (en) * 1998-07-30 2000-02-10 3M Innovative Properties Company Process and apparatus for removing impurities from polymers
WO2015180922A1 (en) * 2014-05-26 2015-12-03 Sabic Global Technologies B.V. Method for producing clean thermoplastic particles
CN107810227A (zh) * 2015-06-30 2018-03-16 宝洁公司 用于纯化受污染的聚丙烯的方法
CN107810226A (zh) * 2015-06-30 2018-03-16 宝洁公司 用于纯化受污染的聚合物的方法

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0727711A3 (en) * 1995-02-17 1997-04-09 Ocg Microelectronic Materials Photoresist compositions containing supercritical fluid fractionated polymeric resin binders
JP3650975B2 (ja) * 1995-07-28 2005-05-25 日本エクスラン工業株式会社 改善されたアクリロニトリル系重合体溶融物の 製造方法
KR20030068867A (ko) * 2002-02-18 2003-08-25 주식회사 엘지화학 초임계 유체를 이용한 고분자 분리방법
JPWO2006022385A1 (ja) * 2004-08-26 2008-05-08 ダイキン工業株式会社 含フッ素ポリマー精製方法、含フッ素ポリマー製造方法及び含フッ素エラストマー
KR101348757B1 (ko) 2006-02-03 2014-01-07 주식회사 동진쎄미켐 유기 절연막용 수지 조성물 및 그 제조 방법, 상기 수지조성물을 포함하는 표시판
US11136438B2 (en) 2015-07-13 2021-10-05 Sabic Global Technologies B.V. Process for the preparation of polyolefin particles
CN110139895B (zh) 2017-01-02 2022-06-24 Sabic环球技术有限责任公司 使聚烯烃再循环的方法
CN114014960B (zh) * 2021-10-21 2023-07-11 金聚合科技(宁波)有限公司 一种用于聚烯烃提纯的系统和方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB967333A (en) * 1959-12-30 1964-08-19 Wacker Chemie Gmbh Process and apparatus for washing highly polymeric organic substances in a continuous manner
EP0233661A1 (en) * 1986-01-23 1987-08-26 Stamicarbon B.V. Process for purifying a thermoplastic polymer
US4703105A (en) * 1985-12-23 1987-10-27 The Dow Chemical Company Extraction of residues from styrenic polymers
DE3829293A1 (de) * 1988-08-30 1990-03-15 Bayer Ag Verfahren zur erniedrigung der schmelzviskositaet von aromatischen polycarbonaten, aromatischen polyestercarbonaten, aromatischen und/oder araliphatischen polyestern

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1019145A (en) * 1962-10-05 1966-02-02 Schwarza Chemiefaser Method of and apparatus for manufacturing formed bodies from synthetic,linear,high molecular weight polyamides of low monomer content
JPS5341387A (en) * 1976-09-28 1978-04-14 Mitsui Toatsu Chem Inc Removing volatile matter from styrene polymer
JPS627704A (ja) * 1985-07-04 1987-01-14 Kanegafuchi Chem Ind Co Ltd 高沸点有機化合物の除去方法
JPH0286604A (ja) * 1988-09-22 1990-03-27 Toyo Eng Corp 重合体の精製方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB967333A (en) * 1959-12-30 1964-08-19 Wacker Chemie Gmbh Process and apparatus for washing highly polymeric organic substances in a continuous manner
US4703105A (en) * 1985-12-23 1987-10-27 The Dow Chemical Company Extraction of residues from styrenic polymers
EP0233661A1 (en) * 1986-01-23 1987-08-26 Stamicarbon B.V. Process for purifying a thermoplastic polymer
DE3829293A1 (de) * 1988-08-30 1990-03-15 Bayer Ag Verfahren zur erniedrigung der schmelzviskositaet von aromatischen polycarbonaten, aromatischen polyestercarbonaten, aromatischen und/oder araliphatischen polyestern

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4201046A1 (de) * 1992-01-17 1993-07-22 Bayer Ag Verfahren zur reinigung von polymerloesungen
WO1996037535A1 (en) * 1995-05-25 1996-11-28 The University Of North Carolina At Chapel Hill Method of preparing poly(phenylene oxides) in carbon dioxide
EP0798314A1 (en) * 1996-03-28 1997-10-01 Nova Chemicals (International) SA Devolatilization
EP0905149A1 (en) * 1997-09-30 1999-03-31 Mitsui Chemicals, Inc. Method for removing volatile materials from a polymer composition
US6124426A (en) * 1997-09-30 2000-09-26 Toyo Engineering Corporation Method for removing volatile materials from a polymer composition
WO2000006616A1 (en) * 1998-07-30 2000-02-10 3M Innovative Properties Company Process and apparatus for removing impurities from polymers
WO2015180922A1 (en) * 2014-05-26 2015-12-03 Sabic Global Technologies B.V. Method for producing clean thermoplastic particles
EA031398B1 (ru) * 2014-05-26 2018-12-28 Сабик Глоубл Текнолоджиз Б.В. Способ повышения чистоты композиции полиэтилена низкой плотности и применение полученных частиц полиэтилена низкой плотности
US10184014B2 (en) 2014-05-26 2019-01-22 Sabic Global Technologies B.V. Method for producing clean thermoplastic particles
CN107810227A (zh) * 2015-06-30 2018-03-16 宝洁公司 用于纯化受污染的聚丙烯的方法
CN107810226A (zh) * 2015-06-30 2018-03-16 宝洁公司 用于纯化受污染的聚合物的方法
CN107810226B (zh) * 2015-06-30 2021-02-02 宝洁公司 用于纯化受污染的聚合物的方法
CN107810227B (zh) * 2015-06-30 2021-02-02 宝洁公司 用于纯化受污染的聚丙烯的方法
EP3317338B1 (en) * 2015-06-30 2023-08-02 The Procter & Gamble Company Method for purifying contaminated polyethylene
EP3317336B1 (en) * 2015-06-30 2023-11-08 The Procter & Gamble Company Method for purifying contaminated polypropylene

Also Published As

Publication number Publication date
GB2242434A (en) 1991-10-02
KR910016783A (ko) 1991-11-05
JPH03273006A (ja) 1991-12-04
GB9106008D0 (en) 1991-05-08
GB2242434B (en) 1994-06-01

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8131 Rejection