NO812917L - Avgassingsprosess for fjerning av ikke-polymeriserte monomerer fra olefinpolymerer. - Google Patents
Avgassingsprosess for fjerning av ikke-polymeriserte monomerer fra olefinpolymerer.Info
- Publication number
- NO812917L NO812917L NO812917A NO812917A NO812917L NO 812917 L NO812917 L NO 812917L NO 812917 A NO812917 A NO 812917A NO 812917 A NO812917 A NO 812917A NO 812917 L NO812917 L NO 812917L
- Authority
- NO
- Norway
- Prior art keywords
- gas
- purge
- copolymer
- monomers
- purge gas
- Prior art date
Links
- 239000000178 monomer Substances 0.000 title claims description 64
- 238000000034 method Methods 0.000 title claims description 42
- 229920000642 polymer Polymers 0.000 title claims description 23
- 230000008569 process Effects 0.000 title claims description 20
- 239000007789 gas Substances 0.000 claims description 107
- 238000010926 purge Methods 0.000 claims description 68
- 239000011347 resin Substances 0.000 claims description 50
- 229920005989 resin Polymers 0.000 claims description 50
- 238000011010 flushing procedure Methods 0.000 claims description 43
- 229930195733 hydrocarbon Natural products 0.000 claims description 34
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 31
- 239000004215 Carbon black (E152) Substances 0.000 claims description 29
- 229920001577 copolymer Polymers 0.000 claims description 27
- 229910052757 nitrogen Inorganic materials 0.000 claims description 15
- 239000007787 solid Substances 0.000 claims description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 13
- 239000001301 oxygen Substances 0.000 claims description 13
- 229910052760 oxygen Inorganic materials 0.000 claims description 13
- 239000005977 Ethylene Substances 0.000 claims description 12
- 229920000098 polyolefin Polymers 0.000 claims description 5
- 150000002430 hydrocarbons Chemical class 0.000 description 29
- 239000002245 particle Substances 0.000 description 17
- 229920001038 ethylene copolymer Polymers 0.000 description 10
- 238000009792 diffusion process Methods 0.000 description 9
- 239000011261 inert gas Substances 0.000 description 9
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 8
- 239000002243 precursor Substances 0.000 description 5
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- -1 ethylene hydrocarbon Chemical class 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 2
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 150000002681 magnesium compounds Chemical class 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000004711 α-olefin Substances 0.000 description 2
- 229910010062 TiCl3 Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- SXSVTGQIXJXKJR-UHFFFAOYSA-N [Mg].[Ti] Chemical compound [Mg].[Ti] SXSVTGQIXJXKJR-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000003380 propellant Substances 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 150000003609 titanium compounds Chemical class 0.000 description 1
- YONPGGFAJWQGJC-UHFFFAOYSA-K titanium(iii) chloride Chemical compound Cl[Ti](Cl)Cl YONPGGFAJWQGJC-UHFFFAOYSA-K 0.000 description 1
- VOITXYVAKOUIBA-UHFFFAOYSA-N triethylaluminium Chemical compound CC[Al](CC)CC VOITXYVAKOUIBA-UHFFFAOYSA-N 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
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
- C08F2/00—Processes of polymerisation
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/183,375 US4372758A (en) | 1980-09-02 | 1980-09-02 | Degassing process for removing unpolymerized monomers from olefin polymers |
Publications (1)
Publication Number | Publication Date |
---|---|
NO812917L true NO812917L (no) | 1982-03-03 |
Family
ID=22672552
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO812917A NO812917L (no) | 1980-09-02 | 1981-08-27 | Avgassingsprosess for fjerning av ikke-polymeriserte monomerer fra olefinpolymerer. |
Country Status (19)
Country | Link |
---|---|
US (1) | US4372758A (xx) |
EP (1) | EP0047077B1 (xx) |
JP (1) | JPS5776006A (xx) |
KR (1) | KR830006335A (xx) |
AR (1) | AR226742A1 (xx) |
AU (1) | AU545086B2 (xx) |
BR (1) | BR8105547A (xx) |
CA (1) | CA1171591A (xx) |
DD (1) | DD201909A5 (xx) |
DE (1) | DE3173767D1 (xx) |
DK (1) | DK386981A (xx) |
FI (1) | FI812638L (xx) |
GR (1) | GR74665B (xx) |
IL (1) | IL63601A0 (xx) |
MA (1) | MA19261A1 (xx) |
MX (1) | MX158455A (xx) |
NO (1) | NO812917L (xx) |
PL (1) | PL232874A1 (xx) |
ZA (1) | ZA815286B (xx) |
Families Citing this family (126)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3425125A1 (de) * | 1984-07-07 | 1986-01-16 | Bayer Ag, 5090 Leverkusen | Verfahren zum entfernen von unerwuenschten restbestandteilen, insbesondere niedermolekularen komponenten, aus festen polymeren |
US4666998A (en) * | 1984-12-31 | 1987-05-19 | Mobil Oil Corporation | Closed loop recycle of vent gas in polymerization process |
AU576409B2 (en) * | 1984-12-31 | 1988-08-25 | Mobil Oil Corporation | Fluidized bed olefin polymerization process |
US4710538A (en) * | 1986-03-10 | 1987-12-01 | Union Carbide Corporation | Process for the production of a sticky polymer |
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 |
US4727122A (en) * | 1986-09-04 | 1988-02-23 | Mobil Oil Corporation | Recovery of unreacted monomers in olefin polymerization process |
US4731438A (en) * | 1986-12-30 | 1988-03-15 | Union Carbide Corporation | Water treatment method for resin in a purge vessel |
US4758654A (en) * | 1987-04-28 | 1988-07-19 | Union Carbide Corporation | Method for treating resin in a purge vessel |
DE3865670D1 (de) * | 1988-04-29 | 1991-11-21 | Union Carbide Corp | Verfahren zur behandlung von harzen in einem reinigungsgefaess. |
DE3815487A1 (de) * | 1988-05-06 | 1989-11-16 | Basf Ag | Verfahren zur niederdruckcopolymerisation von ethylen mit (alpha)-olefinen und ethylencopolymerisate mit niederem restmonomerengehalt |
US4958006A (en) * | 1988-06-28 | 1990-09-18 | Union Carbide Chemicals And Plastics Inc. | Fluidized bed product discharge process |
JP2565753B2 (ja) * | 1988-09-19 | 1996-12-18 | 住友化学工業株式会社 | ポリプロピレン成形品 |
DE3840293A1 (de) * | 1988-11-30 | 1990-05-31 | Werner & Pfleiderer | Verfahren zum entfernen von verunreinigungen aus polymeren kunststoffen und vorrichtung zur durchfuehrung des verfahrens |
US4910295A (en) * | 1989-04-28 | 1990-03-20 | Union Carbide Chemicals And Plastics Company Inc. | Process for reducing the odor of ethylidene norbornene present in EPDM resin |
KR920021591A (ko) * | 1991-05-17 | 1992-12-18 | 티모시 엔. 비숍 | 올리핀 중합체로부터 중합되지 않은 단량체를 제거하기 위한 가스 제거 방법 |
US5191062A (en) * | 1991-09-27 | 1993-03-02 | Union Carbide Chemicals & Plastics Technology Corporation | Steam purging of granular epdm resins |
US5276135A (en) * | 1992-03-20 | 1994-01-04 | E. I. Du Pont De Nemours And Company | Stabilized copolymers of ethylene with ethylenically unsaturated carboxylic acids |
US5322927A (en) * | 1992-09-02 | 1994-06-21 | The Boc Group, Inc. | Method for producing polymers |
KR0169505B1 (ko) * | 1992-09-11 | 1999-01-15 | 오오쓰끼 아끼히꼬 | 약제 포장용 폴리올레핀 포장재, 그의 제조방법 및 약제 포장용 용기 |
US5292863A (en) * | 1992-11-02 | 1994-03-08 | Union Carbide Chemicals | Process for removing unpolymerized gaseous monomers from olefin polymers |
US5376742A (en) * | 1993-09-23 | 1994-12-27 | Quantum Chemical Corporation | Monomer recovery in gas phase fluid bed olefin polymerization |
US5391656A (en) * | 1993-09-24 | 1995-02-21 | Union Carbide Chemicals & Plastics Technology Corporation | Recovery of unreacted monomers in an olefin polymerization process |
FR2719847B1 (fr) * | 1994-05-16 | 1996-08-09 | Bp Chemicals Snc | Procédé de polymérisation d'oléfine en phase gazeuse. |
US5478922A (en) * | 1994-07-08 | 1995-12-26 | Union Carbide Chemicals & Plastics Technology Corporation | Process for post reactor purging of residual monomers from solid polymer resins |
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 |
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 |
US5799412A (en) * | 1996-04-11 | 1998-09-01 | Mitsui Petrochemical Industries, Ltd. | Drying solid polymer apparatus |
US5861474A (en) * | 1996-07-23 | 1999-01-19 | The Dow Chemical Company | Polymer devolatilization |
US6239235B1 (en) * | 1997-07-15 | 2001-05-29 | Phillips Petroleum Company | High solids slurry polymerization |
DE69937260T2 (de) | 1998-03-20 | 2008-07-03 | Chevron Phillips Chemical Co. Lp, The Woodlands | Kontinuierliches Entfernen flüchtiger Bestandteile aus Suspensionspolymerisation |
US20020111441A1 (en) | 1998-03-20 | 2002-08-15 | Kendrick James Austin | Continuous slurry polymerization volatile removal |
KR100531628B1 (ko) * | 1998-03-20 | 2005-11-29 | 엑손모빌 케미칼 패턴츠 인코포레이티드 | 연속적인 슬러리 중합반응의 휘발물질 제거 |
US6281300B1 (en) * | 1998-03-20 | 2001-08-28 | Exxon Chemical Patents, Inc. | Continuous slurry polymerization volatile removal |
US7268194B2 (en) * | 1998-03-20 | 2007-09-11 | Exxonmobil Chemical Patents Inc. | Continuous slurry polymerization process and apparatus |
US6028166A (en) * | 1998-06-02 | 2000-02-22 | Dallas Semiconductor Corporation | Method and apparatus for generating a continuous source of mixed and degassed resin |
US6214903B1 (en) | 1998-06-16 | 2001-04-10 | Union Carbide Chemicals & Plastics Technology Corporation | Post-reactor process for treating polymers prepared in a gas phase polymerization in the presence of an inert particulate material |
US6255411B1 (en) | 1999-04-07 | 2001-07-03 | Union Carbide Chemicals & Plastics Technology Corporation | Reactor product discharge system |
EP1203030A4 (en) * | 1999-07-15 | 2003-08-13 | Conocophillips Co | SLUDGE DRAINAGE BY FURSCH |
DE19938574A1 (de) * | 1999-08-17 | 2001-02-22 | Stockhausen Chem Fab Gmbh | Verfahren und Vorrichtung zur Entfernung von Sauerstoff aus wässrigen Monomerenlösungen |
GB0110161D0 (en) * | 2001-04-25 | 2001-06-20 | Bp Chem Int Ltd | Polymer treatment |
GB0118609D0 (en) * | 2001-07-31 | 2001-09-19 | Bp Chem Int Ltd | Degassing process |
WO2003057658A1 (fr) * | 2002-01-08 | 2003-07-17 | Mitsubishi Chemical Corporation | Procede permettant d'empecher l'encrassement d'un appareil de manipulation de l'acide (meth)acrylique et de son ester |
KR100633739B1 (ko) * | 2002-03-29 | 2006-10-13 | 미쓰이 가가쿠 가부시키가이샤 | 중합체 제조 플랜트의 배기가스의 재사용 방법 |
AU2003276207A1 (en) * | 2002-10-30 | 2004-05-25 | Solvay Polyolefins Europe - Belgium (S.A.) | Polymer treatment |
EP1562690B1 (en) * | 2002-11-22 | 2007-06-13 | Basell Polyolefine GmbH | Safe removal of volatile, oxidizable compounds from particles, in particular polymer particles |
US20040167348A1 (en) * | 2003-02-26 | 2004-08-26 | Prasad Vidyanatha A. | Methods for purifying O,O-dialkyl S-[2-(alkylthio)alkyl] phosphorodithioates |
DE102004011324B4 (de) * | 2004-03-09 | 2023-10-19 | Coperion Gmbh | Verfahren und Anlage zum Entgasen von Restmonomere enthaltendem Polyolefin-Granulat |
US7728084B2 (en) * | 2004-06-21 | 2010-06-01 | Exxonmobil Chemical Patents Inc. | Polymerization process |
EP1765892A2 (en) * | 2004-06-21 | 2007-03-28 | Exxonmobil Chemical Patents Inc. | Polymerization process |
EP1765891A2 (en) * | 2004-06-21 | 2007-03-28 | ExxonMobil Chemical Patents Inc. | Polymerization process |
EP1832404A1 (en) * | 2006-03-07 | 2007-09-12 | Total Petrochemicals Research Feluy | An apparatus and method for degassing polymer powder |
WO2008024517A2 (en) | 2006-08-25 | 2008-02-28 | Chevron Phillips Chemical Company Lp | Method and apparatus for managing volatile organic content in polyolefin |
EP3187238B1 (en) | 2007-11-27 | 2018-08-15 | Univation Technologies, LLC | Integrated hydrocarbons feed stripper |
US20090214395A1 (en) * | 2008-02-27 | 2009-08-27 | The Dow Chemical Company | Raw Material Efficiency Method and Process |
EP2172494A1 (en) | 2008-10-03 | 2010-04-07 | Ineos Europe Limited | Process |
EP2172495A1 (en) | 2008-10-03 | 2010-04-07 | Ineos Europe Limited | Method for the production of polymers |
BRPI0921370B1 (pt) * | 2008-11-26 | 2019-09-24 | Univation Technologies ,Llc | Sistema usando uma inserção promovendo um fluxo de massa com purga de gás e método para a purga de um gás a partir de uma mistura de sólido-gás |
WO2010107499A2 (en) * | 2009-03-19 | 2010-09-23 | Sion Power Corporation | Cathode for lithium battery |
WO2010110336A1 (ja) * | 2009-03-26 | 2010-09-30 | 積水化成品工業株式会社 | 複合樹脂粒子中の臭気の低減方法及び複合樹脂粒子 |
EP2357035A1 (en) | 2010-01-13 | 2011-08-17 | Ineos Europe Limited | Polymer powder storage and/or transport and/or degassing vessels |
EP2404943A1 (en) | 2010-07-08 | 2012-01-11 | Ineos Commercial Services UK Limited | Interlock and process |
EP2404665A1 (en) | 2010-07-08 | 2012-01-11 | Ineos Commercial Services UK Limited | Interlock and process |
EP2404942A1 (en) | 2010-07-08 | 2012-01-11 | Ineos Commercial Services UK Limited | Interlock and process |
ES2480293T3 (es) | 2010-07-09 | 2014-07-25 | Univation Technologies, Llc | Expansión de etileno para refrigeración a baja temperatura en la recuperación de ventilación de polietileno |
US9126353B2 (en) * | 2010-11-03 | 2015-09-08 | Ineos Olefins & Polymers Usa | Method and apparatus for making polyolefin pellets |
CN103403037B (zh) * | 2010-11-03 | 2016-06-29 | 瓦西姆.莱姆 | 后处理和用于后处理粒状的聚烯烃树脂的系统 |
CN102161715B (zh) * | 2011-01-31 | 2012-06-06 | 浙江大学 | 一种固体聚合物脱气及排放气回收的方法和装置 |
EP2743278A1 (en) | 2012-12-11 | 2014-06-18 | Basell Polyolefine GmbH | Process for degassing and buffering polyolefin particles obtained by olefin polymerization |
EP2796473B1 (en) | 2013-04-22 | 2017-05-31 | Borealis AG | Multistage process for producing low-temperature resistant polypropylene compositions |
EP2796474B1 (en) | 2013-04-22 | 2018-01-10 | Borealis AG | Multistage process for producing polypropylene compositions |
EP2796472B1 (en) | 2013-04-22 | 2017-06-28 | Borealis AG | Two-stage process for producing polypropylene compositions |
CN103520946B (zh) | 2013-09-25 | 2015-11-25 | 杭州双安科技有限公司 | 用于在烯烃聚合物生产中回收排放气的系统和方法 |
EP2853562A1 (en) | 2013-09-27 | 2015-04-01 | Borealis AG | Two-stage process for producing polypropylene compositions |
EP2860203B1 (en) | 2013-10-10 | 2016-12-14 | Borealis AG | Multistage process for producing polyethylene compositions |
KR101534149B1 (ko) * | 2013-11-29 | 2015-07-03 | 롯데케미칼 주식회사 | 폴리올레핀의 정제 방법 |
EP2883885A1 (en) | 2013-12-13 | 2015-06-17 | Borealis AG | Multistage process for producing polyethylene compositions |
EP2883887A1 (en) | 2013-12-13 | 2015-06-17 | Borealis AG | Multistage process for producing polyethylene compositions |
WO2015128329A1 (en) * | 2014-02-26 | 2015-09-03 | Ineos Europe Ag | Polymerisation process and polymerisation unit comprising a degassing section |
EP2913345B1 (en) | 2014-02-28 | 2016-11-02 | Borealis AG | Gas phase polymerization process |
EP2913346B1 (en) | 2014-02-28 | 2016-11-02 | Borealis AG | Process for polymerizing olefins in a fluidized bed |
BR112017005285B1 (pt) | 2014-12-08 | 2021-09-28 | Borealis Ag | Processo para extrudar e peletizar um copolímero de propileno |
EP3237458B1 (en) | 2014-12-22 | 2022-06-22 | SABIC Global Technologies B.V. | Process for transitioning between incompatible catalysts |
EP3237459B1 (en) | 2014-12-22 | 2019-01-30 | SABIC Global Technologies B.V. | Process for transitioning between incompatible catalysts |
EP3259315A1 (en) | 2015-02-20 | 2017-12-27 | Borealis AG | Process for producing heterophasic copolymers of propylene |
EP3274374B1 (en) | 2015-03-24 | 2018-10-24 | SABIC Global Technologies B.V. | Process for transitioning between incompatible catalysts |
ES2673428T3 (es) | 2015-06-12 | 2018-06-21 | Borealis Ag | Procedimiento y aparato para la polimerización de olefinas en fase gaseosa |
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KR102065862B1 (ko) | 2015-07-31 | 2020-01-13 | 엑손모빌 케미칼 패턴츠 인코포레이티드 | 올레핀 중합 공정으로부터 미반응된 단량체의 회수 |
CN108350120A (zh) | 2015-11-05 | 2018-07-31 | 埃克森美孚化学专利公司 | 聚合物净化的控制方法与系统 |
RU2738657C2 (ru) * | 2015-11-05 | 2020-12-15 | Эксонмобил Кемикэл Пейтентс Инк. | Способы регулирования и системы, предназначенные для очистки полимерного продукта продувкой |
EP3184166A1 (en) | 2015-12-22 | 2017-06-28 | Borealis AG | A method for withdrawing agglomerates from a fluidised bed reactor |
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WO2017114930A1 (en) | 2015-12-30 | 2017-07-06 | Sabic Global Technologies B.V. | Improved gas phase olefins polymerization process operating in condensing mode |
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WO2018052836A1 (en) | 2016-09-16 | 2018-03-22 | W.R. Grace & Co.-Conn. | Process for efficient polymer particle purging |
US10899942B2 (en) | 2016-09-28 | 2021-01-26 | Borealis Ag | Process for producing a coated pipe |
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WO2018095772A2 (en) | 2016-11-25 | 2018-05-31 | Borealis Ag | New composition and process |
GB201620525D0 (en) | 2016-12-02 | 2017-01-18 | Ineos Europe Ag | Process |
WO2018114071A1 (en) * | 2016-12-23 | 2018-06-28 | Borealis Ag | Process for obtaining low volatile plastomers |
US10029230B1 (en) | 2017-01-24 | 2018-07-24 | Chevron Phillips Chemical Company Lp | Flow in a slurry loop reactor |
WO2018204026A1 (en) | 2017-05-05 | 2018-11-08 | Exxonmobil Chemical Patents Inc. | Methods and systems for recovering volatile volatile organic compounds from a purged polymer product |
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ES2786567T3 (es) | 2017-06-23 | 2020-10-13 | Borealis Ag | Procedimiento y aparato para la retirada de material polimérico de un reactor de polimerización de olefinas con gases y sólido |
US11208506B2 (en) | 2017-07-26 | 2021-12-28 | Exxonmobil Chemical Patents Inc. | Removal of unreacted monomers and other materials from polyolefin product particles |
US11390697B2 (en) * | 2017-08-01 | 2022-07-19 | Exxonmobil Chemical Patents Inc. | Methods of polyolefin solids recovery |
US10730032B2 (en) | 2018-05-16 | 2020-08-04 | Chevron Phillips Chemical Company Lp | Polymer flake degassing system and methods |
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EP3902850A1 (en) | 2018-12-28 | 2021-11-03 | Borealis AG | A process for producing polyolefin film composition and films prepared thereof |
EP3902851A1 (en) | 2018-12-28 | 2021-11-03 | Borealis AG | A process for producing polyolefin film composition and films prepared thereof |
CA3128328A1 (en) * | 2019-03-07 | 2020-09-10 | Nova Chemicals (International) S.A. | Devolatilization of plastomer pellets |
KR102670190B1 (ko) | 2019-06-24 | 2024-05-28 | 보레알리스 아게 | 회수율이 개선된 폴리프로필렌의 제조 공정 |
EP3868793A1 (en) | 2020-02-24 | 2021-08-25 | Borealis AG | Process for producing alpha-olefin polymers in a multistage polymerization process |
US11578147B2 (en) * | 2020-03-17 | 2023-02-14 | Exxonmobil Chemical Patents Inc. | Olefin polymerization processes |
CN112625150A (zh) * | 2020-12-04 | 2021-04-09 | 浙江大学 | 一种烯烃聚合物生产中兼顾树脂输送、脱气和排放气回收的装置和方法 |
CN112480291B (zh) * | 2020-12-10 | 2023-04-07 | 天华化工机械及自动化研究设计院有限公司 | 一种进一步提升气相法生产聚丙烯产品品质的方法 |
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WO2024025742A1 (en) | 2022-07-25 | 2024-02-01 | Exxonmobil Chemical Patents Inc. | Purged polymer, process and apparatus for production thereof |
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WO2024083689A1 (en) | 2022-10-18 | 2024-04-25 | Borealis Ag | Multilayer film |
EP4403598A1 (en) | 2023-01-23 | 2024-07-24 | Borealis AG | Polymer composition comprising recycled low density polyethylene for packaging applications |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA836977A (en) * | 1970-03-17 | Du Pont Of Canada Limited | Steam stripping of blenders | |
US2982763A (en) * | 1961-05-02 | mcleod | ||
US3039864A (en) * | 1958-11-21 | 1962-06-19 | Aluminum Co Of America | Treatment of molten light metals |
US3227703A (en) * | 1963-01-28 | 1966-01-04 | Eastman Kodak Co | Process for deodorizing thermally degraded, unoxidized polyolefins |
US3307271A (en) * | 1964-02-06 | 1967-03-07 | Du Pont | Process for drying polymers |
US3450183A (en) * | 1964-10-02 | 1969-06-17 | Phillips Petroleum Co | Polymer recovery apparatus |
US3310882A (en) * | 1964-11-20 | 1967-03-28 | Phillips Petroleum Co | Solids transfer and storage system |
US3594356A (en) * | 1967-04-24 | 1971-07-20 | Phillips Petroleum Co | Polymer recovery process and apparatus |
DE1795396C3 (de) | 1968-09-26 | 1982-05-19 | Basf Ag, 6700 Ludwigshafen | Verfahren zum Entfernen flüchtiger, Geruchsbelästigungen hervorrufender Bestandteile aus feinteiligen Olefinpolymerisaten |
US3585164A (en) * | 1969-03-18 | 1971-06-15 | American Cyanamid Co | Casting technique using purge gas |
LU70739A1 (xx) * | 1974-08-14 | 1976-08-19 | ||
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 |
DE2735355A1 (de) * | 1977-08-05 | 1979-02-15 | Basf Ag | Verfahren zum herstellen von homo- und copolymerisaten des aethylens |
US4260398A (en) * | 1977-12-01 | 1981-04-07 | Ransohoff Jackson A | Countercurrent sparger |
IT1094859B (it) * | 1978-05-29 | 1985-08-10 | Montedison Spa | Processo per l'ottenimento di policarbonato granulare |
US4206300A (en) * | 1978-06-12 | 1980-06-03 | Standand Oil Company | Method for improving color and impact strength of nitrile polymers |
JPS5575410A (en) * | 1978-11-30 | 1980-06-06 | Sumitomo Chem Co Ltd | Drying method and apparatus for polyolefin |
-
1980
- 1980-09-02 US US06/183,375 patent/US4372758A/en not_active Expired - Lifetime
-
1981
- 1981-07-30 CA CA000382905A patent/CA1171591A/en not_active Expired
- 1981-07-31 ZA ZA815286A patent/ZA815286B/xx unknown
- 1981-08-05 AU AU73698/81A patent/AU545086B2/en not_active Ceased
- 1981-08-11 EP EP81303659A patent/EP0047077B1/en not_active Expired
- 1981-08-11 DE DE8181303659T patent/DE3173767D1/de not_active Expired
- 1981-08-18 IL IL63601A patent/IL63601A0/xx unknown
- 1981-08-26 FI FI812638A patent/FI812638L/fi not_active Application Discontinuation
- 1981-08-27 NO NO812917A patent/NO812917L/no unknown
- 1981-08-31 KR KR1019810003203A patent/KR830006335A/ko unknown
- 1981-08-31 GR GR65915A patent/GR74665B/el unknown
- 1981-08-31 MX MX188964A patent/MX158455A/es unknown
- 1981-09-01 BR BR8105547A patent/BR8105547A/pt unknown
- 1981-09-01 DD DD81232943A patent/DD201909A5/de unknown
- 1981-09-01 PL PL23287481A patent/PL232874A1/xx unknown
- 1981-09-01 MA MA19461A patent/MA19261A1/fr unknown
- 1981-09-01 DK DK386981A patent/DK386981A/da unknown
- 1981-09-01 JP JP56136208A patent/JPS5776006A/ja active Granted
- 1981-09-10 AR AR286610A patent/AR226742A1/es active
Also Published As
Publication number | Publication date |
---|---|
KR830006335A (ko) | 1983-09-24 |
ZA815286B (en) | 1982-08-25 |
EP0047077B1 (en) | 1986-02-12 |
PL232874A1 (xx) | 1982-08-02 |
DK386981A (da) | 1982-03-03 |
JPS6247441B2 (xx) | 1987-10-08 |
BR8105547A (pt) | 1982-05-18 |
FI812638L (fi) | 1982-03-03 |
IL63601A0 (en) | 1981-11-30 |
US4372758A (en) | 1983-02-08 |
CA1171591A (en) | 1984-07-24 |
MA19261A1 (fr) | 1982-04-01 |
AU7369881A (en) | 1982-04-01 |
DE3173767D1 (en) | 1986-03-27 |
AU545086B2 (en) | 1985-06-27 |
EP0047077A1 (en) | 1982-03-10 |
GR74665B (xx) | 1984-06-29 |
JPS5776006A (en) | 1982-05-12 |
DD201909A5 (de) | 1983-08-17 |
AR226742A1 (es) | 1982-08-13 |
MX158455A (es) | 1989-02-02 |
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