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FR2598350B1 - Procede et dispositif pour degazer et pour transformer en granules des particules de polyolefines obtenues par polymerisation en phase gazeuse - Google Patents

Procede et dispositif pour degazer et pour transformer en granules des particules de polyolefines obtenues par polymerisation en phase gazeuse

Info

Publication number
FR2598350B1
FR2598350B1 FR8606548A FR8606548A FR2598350B1 FR 2598350 B1 FR2598350 B1 FR 2598350B1 FR 8606548 A FR8606548 A FR 8606548A FR 8606548 A FR8606548 A FR 8606548A FR 2598350 B1 FR2598350 B1 FR 2598350B1
Authority
FR
France
Prior art keywords
degassing
gas phase
particles obtained
phase polymerization
polyolefin particles
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
Application number
FR8606548A
Other languages
English (en)
Other versions
FR2598350A1 (fr
Inventor
Charles Raufast
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.)
BP Chimie SA
Original Assignee
BP Chimie SA
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 BP Chimie SA filed Critical BP Chimie SA
Priority to FR8606548A priority Critical patent/FR2598350B1/fr
Priority to EP87303924A priority patent/EP0245043A3/fr
Priority to US07/044,442 priority patent/US4820463A/en
Priority to CA000536363A priority patent/CA1287463C/fr
Priority to JP62110432A priority patent/JPS6322805A/ja
Publication of FR2598350A1 publication Critical patent/FR2598350A1/fr
Priority to US07/273,794 priority patent/US4921678A/en
Application granted granted Critical
Publication of FR2598350B1 publication Critical patent/FR2598350B1/fr
Expired 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
    • B29B9/00—Making granules
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/0042—Degasification of liquids modifying the liquid flow
    • B01D19/0052—Degasification of liquids modifying the liquid flow in rotating vessels, vessels containing movable parts or in which centrifugal movement is caused
    • 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
    • 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
    • C08F6/005—Removal of residual monomers by physical means from solid polymers
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/812—Venting

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polymerisation Methods In General (AREA)
FR8606548A 1986-05-06 1986-05-06 Procede et dispositif pour degazer et pour transformer en granules des particules de polyolefines obtenues par polymerisation en phase gazeuse Expired FR2598350B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR8606548A FR2598350B1 (fr) 1986-05-06 1986-05-06 Procede et dispositif pour degazer et pour transformer en granules des particules de polyolefines obtenues par polymerisation en phase gazeuse
EP87303924A EP0245043A3 (fr) 1986-05-06 1987-04-30 Dispositif pour le dégazage et la granulation de polyoléfines
US07/044,442 US4820463A (en) 1986-05-06 1987-04-30 Process of degassing and pelletizing polyolefins
CA000536363A CA1287463C (fr) 1986-05-06 1987-05-05 Dispositif de degazage et de granulation des polyolefines
JP62110432A JPS6322805A (ja) 1986-05-06 1987-05-06 ポリオレフィンのガス抜きおよびペレット化の方法および装置
US07/273,794 US4921678A (en) 1986-05-06 1988-11-21 Apparatus for degassing and pelleting polyolefins

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8606548A FR2598350B1 (fr) 1986-05-06 1986-05-06 Procede et dispositif pour degazer et pour transformer en granules des particules de polyolefines obtenues par polymerisation en phase gazeuse

Publications (2)

Publication Number Publication Date
FR2598350A1 FR2598350A1 (fr) 1987-11-13
FR2598350B1 true FR2598350B1 (fr) 1989-11-17

Family

ID=9334982

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8606548A Expired FR2598350B1 (fr) 1986-05-06 1986-05-06 Procede et dispositif pour degazer et pour transformer en granules des particules de polyolefines obtenues par polymerisation en phase gazeuse

Country Status (5)

Country Link
US (2) US4820463A (fr)
EP (1) EP0245043A3 (fr)
JP (1) JPS6322805A (fr)
CA (1) CA1287463C (fr)
FR (1) FR2598350B1 (fr)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2227707B (en) * 1988-12-24 1993-06-16 T & K Int Kenkyusho Kk Method of and device for seal molding electronic components with resin
EP0429881B1 (fr) * 1989-11-17 1993-10-27 Fuji Paudal Co., Ltd. Procédé et dispositif pour la granulation à sec
DE4014974A1 (de) * 1990-05-10 1991-11-14 Boehringer Ingelheim Kg Verfahren zur herstellung von loesungsmittel- und restmonomerenfreien in spritzgiess-, extrusions- und schmelzspinnverfahren einsetzbaren polymeren
EP0527225B1 (fr) * 1991-03-04 1998-01-28 The Dow Chemical Company Procede d'amelioration de la stabilite thermique oxydative de polymeres d'ethylene
JP2530780B2 (ja) * 1991-08-22 1996-09-04 宇部興産株式会社 ラウロラクタムの連続重合方法及びその装置
JP2548659B2 (ja) * 1992-03-16 1996-10-30 日精樹脂工業株式会社 ベント式射出成形機
GB2275271B (en) * 1993-02-16 1996-07-31 Sam White Ray Reclamation of thermoplastic wastes
FR2723880B1 (fr) * 1994-08-30 1997-01-03 Bp Chemicals Snc Procede pour modifier un polyethylene dans une extrudeuse
JPH0890556A (ja) * 1994-09-20 1996-04-09 Kanegafuchi Chem Ind Co Ltd オレフィン系樹脂粒子及び予備発泡粒子の製造方法
FR2730315B1 (fr) * 1995-02-07 1997-03-21 Abx Sa Dispositif d'agitation et de prelevement d'echantillons de produits sanguins dans des tubes regroupes dans des cassettes
US5521264A (en) * 1995-03-03 1996-05-28 Advanced Extraction Technologies, Inc. Gas phase olefin polymerization process with recovery of monomers from reactor vent gas by absorption
US5681908A (en) * 1995-03-03 1997-10-28 Advanced Extraction Technologies, Inc. Absorption process for rejection of reactor byproducts and recovery of monomers from waste gas streams in olefin polymerization processes
US5861474A (en) * 1996-07-23 1999-01-19 The Dow Chemical Company Polymer devolatilization
JP3136117B2 (ja) * 1997-04-28 2001-02-19 花王株式会社 混合装置
DE19744708A1 (de) * 1997-10-10 1999-04-15 Bayer Ag Verfahren und Vorrichtung zum Ausschleusen von Kautschuk aus der Gasphasenpolymerisation
US6028166A (en) * 1998-06-02 2000-02-22 Dallas Semiconductor Corporation Method and apparatus for generating a continuous source of mixed and degassed resin
FI111953B (fi) * 1998-11-12 2003-10-15 Borealis Tech Oy Menetelmä ja laite polymerointireaktoreiden tyhjentämiseksi
US6610220B1 (en) 1998-12-28 2003-08-26 Johnson & Johnson Vision Care, Inc. Process of manufacturing contact lenses with measured exposure to oxygen
US6280667B1 (en) 1999-04-19 2001-08-28 Andersen Corporation Process for making thermoplastic-biofiber composite materials and articles including a poly(vinylchloride) component
DE10013948A1 (de) * 2000-03-21 2001-09-27 Basell Polyolefine Gmbh Verfahren zum Granulieren von thermoplastischen Polymeren
DE10050720A1 (de) * 2000-10-13 2002-04-25 Basell Polyolefine Gmbh Verfahren und Vorrichtung zur thermischen Behandlung pulver- oder granulatförmig vorliegenden Materials
DE10253133A1 (de) * 2002-11-14 2004-05-27 Linde-Kca-Dresden Gmbh Verfahren und Vorrichtung zum Abzug von Suspensionen aus einem Reaktor
DE602005023481D1 (de) 2004-07-23 2010-10-21 Basell Poliolefine Srl Verfahren zum austragen eines polymers aus einem polymerisationsreaktor
JP2009520848A (ja) * 2005-12-23 2009-05-28 バーゼル・ポリオレフィン・イタリア・ソチエタ・ア・レスポンサビリタ・リミタータ オレフィン重合のための気相プロセス及び装置
WO2011087730A1 (fr) * 2010-01-14 2011-07-21 Exxonmobil Chemical Patents Inc. Appareil d'extraction de matières volatiles sous vide
US9126353B2 (en) * 2010-11-03 2015-09-08 Ineos Olefins & Polymers Usa Method and apparatus for making polyolefin pellets
US9745389B2 (en) * 2014-02-26 2017-08-29 Ineos Europe Ag Polymerisation process and polymerisation unit comprising a degassing section
RU2720314C1 (ru) 2017-06-26 2020-04-28 Базелл Полиолефин Гмбх Способ сушки и дегазации полимерных гранул
CN112497555A (zh) * 2020-10-21 2021-03-16 中国石油化工股份有限公司 一种制备高质量聚丙烯产品的装置及方法
US20240253272A1 (en) * 2020-12-21 2024-08-01 Hte Gmbh The High Throughput Experimentation Company System for analyzing material systems
CN119954992A (zh) * 2025-01-23 2025-05-09 浙江卫星能源有限公司 一种气相法聚丙烯生产工艺的进脱气仓粉料加热方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB882675A (en) * 1959-10-29 1961-11-15 Dow Chemical Co Process for the production of polymers, particularly of polyethylene
US3244688A (en) * 1962-04-16 1966-04-05 Phillips Petroleum Co Process for processing of polymers
US3327034A (en) * 1963-06-28 1967-06-20 Union Carbide Corp Continuous milling and devolatilizing process
US3450183A (en) * 1964-10-02 1969-06-17 Phillips Petroleum Co Polymer recovery apparatus
NL6506398A (fr) * 1965-05-20 1966-06-27
US3493553A (en) * 1966-01-28 1970-02-03 Phillips Petroleum Co Process for recovering normally solid thermoplastic polymers from solution
US3547890A (en) * 1967-08-23 1970-12-15 Teijin Ltd Process and apparatus for drying polyester particles
US4122135A (en) * 1972-09-20 1978-10-24 Societa' Italiana Resine S.I.R. S.P.A. Sintered granulate produced from acrylonitrile-butadiene-styrene copolymer powders
US4065532A (en) * 1974-04-11 1977-12-27 Basf Aktiengesellschaft Process for the admixture of additives into plastics with simultaneous removal of volatile constituents
JPS5231269B2 (fr) * 1974-06-13 1977-08-13
JPS5111882A (en) * 1974-07-20 1976-01-30 Sumitomo Chemical Co Mihannotanryotaio jokyosuruhoho
US4217444A (en) * 1975-03-28 1980-08-12 Rhone-Poulenc Industries Method of degassing polymers prepared by mass polymerizing a monomeric composition based on vinyl chloride
JPS5249267A (en) * 1975-10-17 1977-04-20 Japan Steel Works Ltd Degassing modifying extruder
FR2402668A1 (fr) * 1977-09-12 1979-04-06 Solvay Procede pour la separation des polyolefines fabriquees a basse pression
EP0006288B1 (fr) * 1978-06-13 1985-07-17 Imperial Chemical Industries Plc Procédé et dispositif d'élimination des monomères oléfiniques des polymères d'oléfines
US4372758A (en) * 1980-09-02 1983-02-08 Union Carbide Corporation Degassing process for removing unpolymerized monomers from olefin polymers
GB2093462B (en) * 1981-02-24 1984-12-19 Northern Natural Gas Co Removal of residual catalyst from polyolefin polymers
DE3108093C2 (de) * 1981-03-04 1983-02-24 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Verfahren und Vorrichtung zum kontinuierlichen Auss chleusen eines pulverförmigen Polymerisates
US4526958A (en) * 1982-09-29 1985-07-02 King William R Particle form evaporation start-up
JPS60112804A (ja) * 1983-11-24 1985-06-19 Chisso Corp ポリオレフインパウダ−の後処理装置
US4589896A (en) * 1985-01-28 1986-05-20 Air Products And Chemicals, Inc. Process for separating CO2 and H2 S from hydrocarbons

Also Published As

Publication number Publication date
CA1287463C (fr) 1991-08-13
US4820463A (en) 1989-04-11
JPS6322805A (ja) 1988-01-30
US4921678A (en) 1990-05-01
EP0245043A2 (fr) 1987-11-11
EP0245043A3 (fr) 1988-11-17
FR2598350A1 (fr) 1987-11-13

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Legal Events

Date Code Title Description
ST Notification of lapse
ST Notification of lapse