BR9812872A - Processo e dispositivo para a extração de borracha da polimerização de fase gasosa - Google Patents

Processo e dispositivo para a extração de borracha da polimerização de fase gasosa

Info

Publication number
BR9812872A
BR9812872A BR9812872-8A BR9812872A BR9812872A BR 9812872 A BR9812872 A BR 9812872A BR 9812872 A BR9812872 A BR 9812872A BR 9812872 A BR9812872 A BR 9812872A
Authority
BR
Brazil
Prior art keywords
gas phase
phase polymerization
extraction
rubber
particles
Prior art date
Application number
BR9812872-8A
Other languages
English (en)
Inventor
Friedrich Dr Haendeler
Heiko Dr Herold
Franz-Josef Dr Mersmann
Klaus Dr Schebesta
Juergen Dr Schneider
Norbert Dr Schweigler
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of BR9812872A publication Critical patent/BR9812872A/pt

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
    • B01J8/005—Separating solid material from the gas/liquid stream
    • B01J8/0065—Separating solid material from the gas/liquid stream by impingement against stationary members
    • 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
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • B01J8/002—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor with a moving instrument
    • 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
    • B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
    • B01J8/003—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor in a downward flow
    • 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
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
    • 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
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
    • B01J8/38—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it
    • B01J8/384—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it being subject to a circulatory movement only
    • B01J8/388—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with fluidised bed containing a rotatable device or being subject to rotation or to a circulatory movement, i.e. leaving a vessel and subsequently re-entering it being subject to a circulatory movement only externally, i.e. the particles leaving the vessel and subsequently re-entering it
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B4/00—Separating solids from solids by subjecting their mixture to gas currents
    • B07B4/02—Separating solids from solids by subjecting their mixture to gas currents while the mixtures fall
    • 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
    • C08F2/00—Processes of polymerisation
    • C08F2/34—Polymerisation in gaseous state
    • 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
    • C08F6/26—Treatment of polymers prepared in bulk also solid polymers or polymer melts
    • 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
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/901—Monomer polymerized in vapor state in presence of transition metal containing catalyst

Abstract

Patente de Invenção: <B>"PROCESSO E DISPOSITIVO PARA A EXTRAçãO DE BORRACHA DA POLIMERIZAçãO DE FASE GASOSA"<D>. A presente invenção refere-se a um dispositivo e a um processo para a extração contínua de partículas de borracha pré-classificadas de um reator de polimerização de fase gasosa, consistindo em um classificador e uma eclusa helicoidal conectada a jusante.
BR9812872-8A 1997-10-10 1998-10-01 Processo e dispositivo para a extração de borracha da polimerização de fase gasosa BR9812872A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19744708A DE19744708A1 (de) 1997-10-10 1997-10-10 Verfahren und Vorrichtung zum Ausschleusen von Kautschuk aus der Gasphasenpolymerisation
PCT/EP1998/006231 WO1999019373A2 (de) 1997-10-10 1998-10-01 Verfahren und vorrichtung zum ausschleusen von kautschuk aus der gasphasenpolymerisation

Publications (1)

Publication Number Publication Date
BR9812872A true BR9812872A (pt) 2000-08-08

Family

ID=7845104

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9812872-8A BR9812872A (pt) 1997-10-10 1998-10-01 Processo e dispositivo para a extração de borracha da polimerização de fase gasosa

Country Status (10)

Country Link
US (1) US6372865B1 (pt)
EP (1) EP1023120B1 (pt)
JP (1) JP2001520103A (pt)
KR (1) KR20010031013A (pt)
AT (1) ATE211410T1 (pt)
AU (1) AU1664199A (pt)
BR (1) BR9812872A (pt)
CA (1) CA2306168A1 (pt)
DE (2) DE19744708A1 (pt)
WO (1) WO1999019373A2 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU4737400A (en) * 1999-05-14 2000-12-05 Kemestrie Inc. Process and apparatus for gasification of refuse
ES2183662B1 (es) * 1999-05-14 2003-12-16 Kemestrie Inc Recipiente de reaccion de gasificacion y procedimiento correspondiente
JP2002001222A (ja) * 2000-06-27 2002-01-08 Takahashi Kikan:Kk 解繊設備
DE102013215062A1 (de) 2013-07-31 2015-02-05 Krones Ag Zick-Zack-Sichter zum Separieren von Trenngut, beispielsweise Kunststoffflocken, und Verfahren zum Separieren von Trenngut, beispielsweise Kunststoffflocken, mittels eines Zick-Zack-Sichters

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3023203A (en) 1957-08-16 1962-02-27 Phillips Petroleum Co Polymerization process
FI64858C (fi) * 1981-02-24 1984-01-10 Ahlstroem Oy Slussmatare
DE3108093C2 (de) * 1981-03-04 1983-02-24 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Verfahren und Vorrichtung zum kontinuierlichen Auss chleusen eines pulverförmigen Polymerisates
DE3808277A1 (de) * 1988-03-12 1989-09-21 Bayer Ag Verfahren und vorrichtung zur wirbelschichtspruehgranulation
FR2598350B1 (fr) * 1986-05-06 1989-11-17 Bp Chimie Sa Procede et dispositif pour degazer et pour transformer en granules des particules de polyolefines obtenues par polymerisation en phase gazeuse
US4958006A (en) 1988-06-28 1990-09-18 Union Carbide Chemicals And Plastics Inc. Fluidized bed product discharge process
FR2730999B1 (fr) 1995-02-24 1997-04-18 Bp Chemicals Snc Appareillage et procede de polymerisation d'olefine en phase gazeuse
US5616661A (en) * 1995-03-31 1997-04-01 Union Carbide Chemicals & Plastics Technology Corporation Process for controlling particle growth during production of sticky polymers

Also Published As

Publication number Publication date
ATE211410T1 (de) 2002-01-15
WO1999019373A3 (de) 1999-06-24
US6372865B1 (en) 2002-04-16
EP1023120A2 (de) 2000-08-02
DE19744708A1 (de) 1999-04-15
JP2001520103A (ja) 2001-10-30
DE59802810D1 (de) 2002-02-28
CA2306168A1 (en) 1999-04-22
WO1999019373A2 (de) 1999-04-22
EP1023120B1 (de) 2002-01-02
AU1664199A (en) 1999-05-03
KR20010031013A (ko) 2001-04-16

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements