DE2501243C2 - Vorrichtung und Verfahren zum Entfernen restlicher flüchtiger Stoffe aus festen Polyolefin-Pellets - Google Patents

Vorrichtung und Verfahren zum Entfernen restlicher flüchtiger Stoffe aus festen Polyolefin-Pellets

Info

Publication number
DE2501243C2
DE2501243C2 DE2501243A DE2501243A DE2501243C2 DE 2501243 C2 DE2501243 C2 DE 2501243C2 DE 2501243 A DE2501243 A DE 2501243A DE 2501243 A DE2501243 A DE 2501243A DE 2501243 C2 DE2501243 C2 DE 2501243C2
Authority
DE
Germany
Prior art keywords
pellets
conical
bed
section
solids
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
DE2501243A
Other languages
German (de)
English (en)
Other versions
DE2501243A1 (de
Inventor
Robert Garnett Wilmington Del. Humkey
Donald James Port Neches Tex. Ryan
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE2501243A1 publication Critical patent/DE2501243A1/de
Application granted granted Critical
Publication of DE2501243C2 publication Critical patent/DE2501243C2/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/08—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles
    • B01J8/12—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles moved by gravity in a downward flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/38—Steam distillation
    • 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
    • B29B9/16—Auxiliary treatment of granules
    • 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
    • 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
    • B29B9/16—Auxiliary treatment of granules
    • B29B2009/168—Removing undesirable residual components, e.g. solvents, unreacted monomers; Degassing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Glanulating (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
DE2501243A 1974-01-14 1975-01-14 Vorrichtung und Verfahren zum Entfernen restlicher flüchtiger Stoffe aus festen Polyolefin-Pellets Expired DE2501243C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US433378A US3920624A (en) 1974-01-14 1974-01-14 Process for stripping residual solvent from polymer pellets and apparatus

Publications (2)

Publication Number Publication Date
DE2501243A1 DE2501243A1 (de) 1975-07-17
DE2501243C2 true DE2501243C2 (de) 1982-11-11

Family

ID=23719948

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2501243A Expired DE2501243C2 (de) 1974-01-14 1975-01-14 Vorrichtung und Verfahren zum Entfernen restlicher flüchtiger Stoffe aus festen Polyolefin-Pellets

Country Status (9)

Country Link
US (1) US3920624A (enExample)
JP (1) JPS54230B2 (enExample)
BE (1) BE824357A (enExample)
CA (1) CA1029549A (enExample)
DE (1) DE2501243C2 (enExample)
FR (1) FR2257323B1 (enExample)
GB (1) GB1480961A (enExample)
IT (2) IT1033114B (enExample)
NL (1) NL187050C (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4344593C1 (de) * 1993-12-24 1995-02-16 Somos Gmbh Vorrichtung zum Trocknen von Schüttgut
DE102007031653A1 (de) * 2007-07-06 2009-01-08 Bühler AG Vorrichtung und Verfahren zur gleichmässigen thermischen Behandlung eines Schüttgutes

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1111183A (en) * 1977-12-01 1981-10-20 William R. King Drying polymer solutions
DE2814572A1 (de) * 1978-04-05 1979-10-18 Basf Ag Verfahren zum entfernen geruchsintensiver bestandteile aus feinteiligen olefinpolymerisaten
US4207292A (en) * 1978-08-24 1980-06-10 Foster Wheeler Energy Corporation System for reducing sulfur dioxide
US4276261A (en) * 1979-07-16 1981-06-30 The Goodyear Tire & Rubber Company Polymerization apparatus and process
US4269969A (en) * 1979-11-13 1981-05-26 Atlantic Richfield Company Polybutadienediol purification
CA1180865A (en) * 1981-03-31 1985-01-15 Antonios Nicholakopoulos Process for finishing resin using reduced energy input
JPS57168688U (enExample) * 1981-04-21 1982-10-23
JPS57183387U (enExample) * 1981-05-16 1982-11-20
FR2520634B1 (fr) * 1982-02-02 1987-02-13 Inst Francais Du Petrole Procede et dispositif pour soutirer des particules solides et introduire une charge liquide a la partie inferieure d'une zone de contact
JPS6395115A (ja) * 1986-10-13 1988-04-26 Nittetsu Mining Co Ltd 生石灰粒子表面の炭酸化装置
US5861474A (en) * 1996-07-23 1999-01-19 The Dow Chemical Company Polymer devolatilization
DE10054240A1 (de) * 2000-11-02 2002-05-08 Buehler Ag Schachtreaktor mit begastem Auslauf-Konus
GB0225273D0 (en) * 2002-10-30 2002-12-11 Solvay Polyolefins Europ Sa Polymer treatment
EP2019119B1 (en) * 2002-10-30 2013-06-12 INEOS Manufacturing Belgium NV Polymer treatment
DE10335958A1 (de) * 2003-08-04 2005-02-24 Basf Ag Verfahren zur Herstellung wässriger Polymerisatdispersionen
KR101518695B1 (ko) 2006-12-29 2015-05-08 바셀 폴리올레핀 이탈리아 에스.알.엘 폴리올레핀 마감손질을 위한 공정
JP5420864B2 (ja) * 2008-08-01 2014-02-19 住友化学株式会社 気相重合装置およびオレフィンの重合方法
CN102216339B (zh) * 2008-11-26 2016-08-31 尤尼威蒂恩技术有限责任公司 使用具有气体净化的本体流动促进插入件的系统及其方法
CA2965767A1 (en) * 2014-10-27 2016-05-06 Tipa Corp. Ltd Biodegradable sheets
CA3041908C (en) * 2016-12-23 2021-06-15 Borealis Ag Process for obtaining low volatile plastomers
USD882186S1 (en) * 2018-12-18 2020-04-21 Zaxe Technologies Inc. Automatic animal feeder
WO2021047545A1 (zh) * 2019-09-09 2021-03-18 中国科学院上海有机化学研究所 基于水蒸汽蒸馏的聚合物杂质脱除方法
CN114100531B (zh) * 2020-08-26 2023-12-22 中国石油天然气股份有限公司 一种立式气相超稳反应器、系统以及制备气相超稳y分子筛的方法
ES2934969T3 (es) * 2020-09-02 2023-02-28 Borealis Ag Eliminación de sustancias odoríferas de residuos de poliolefina después de su consumo
CN114199049B (zh) * 2021-11-22 2023-06-27 浙江卫星能源有限公司 一种聚丙烯粉料的冷却方法及装置
CN116553704A (zh) * 2022-01-29 2023-08-08 中国石油化工股份有限公司 一种气液固内循环式反应装置及芬顿反应的方法
FR3154329A1 (fr) * 2023-10-24 2025-04-25 Compagnie Generale Des Etablissements Michelin Silo de mélangeage de deux produits pulvérulents
CN119502168B (zh) * 2024-10-14 2025-09-23 昆明理工大学 一种聚丙烯粉料净化装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2957861A (en) * 1960-10-25 Process and apparatus for the stripping
CA836977A (en) * 1970-03-17 Du Pont Of Canada Limited Steam stripping of blenders
BE537080A (enExample) * 1954-04-05
US2918461A (en) * 1957-01-09 1959-12-22 Dow Chemical Co Purifying after-treatment for polymerized olefins prepared with catalytic metal compounds
US3122528A (en) * 1962-01-31 1964-02-25 Phillips Petroleum Co Recovery of volatile materials from flotable solids
NL281308A (enExample) * 1962-07-24
US3293227A (en) * 1963-01-07 1966-12-20 Monsanto Co Recovery of polymers from slurries
BE758416A (fr) * 1969-11-07 1971-04-16 Snam Progetti Procede pour eliminer les residus de catalyseur metallique des polyethylenes de densite elevee et appareil approprie a la realisation de ce procede
US3755285A (en) * 1971-10-01 1973-08-28 Standard Oil Co Mass transfer process

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4344593C1 (de) * 1993-12-24 1995-02-16 Somos Gmbh Vorrichtung zum Trocknen von Schüttgut
DE102007031653A1 (de) * 2007-07-06 2009-01-08 Bühler AG Vorrichtung und Verfahren zur gleichmässigen thermischen Behandlung eines Schüttgutes

Also Published As

Publication number Publication date
FR2257323B1 (enExample) 1982-12-03
NL187050B (nl) 1990-12-17
JPS54230B2 (enExample) 1979-01-08
BE824357A (fr) 1975-07-14
IT1033114B (it) 1979-07-10
IT1059555B (it) 1982-06-21
US3920624A (en) 1975-11-18
NL187050C (nl) 1991-05-16
JPS50103477A (enExample) 1975-08-15
GB1480961A (en) 1977-07-27
DE2501243A1 (de) 1975-07-17
CA1029549A (en) 1978-04-18
FR2257323A1 (enExample) 1975-08-08
NL7500425A (nl) 1975-07-16

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Legal Events

Date Code Title Description
D2 Grant after examination