NO310876B1 - Fremgangsmåte for innföring av en fast katalysator i en gassfase-olefinpolymerisasjonsreaktor - Google Patents

Fremgangsmåte for innföring av en fast katalysator i en gassfase-olefinpolymerisasjonsreaktor Download PDF

Info

Publication number: NO310876B1
Authority: NO; Norway
Prior art keywords: catalyst; liquid hydrocarbon; liquid; chamber; reactor
Prior art date: 1995-11-29

Application number

NO19965076A

Other languages

English (en)

Norwegian (no)

Other versions

NO965076L (no

NO965076D0 (no

Inventor

Frederic Robert Marie Morterol

Original Assignee

Bp Chem Int Ltd

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.)

1995-11-29

Filing date

1996-11-28

Publication date

2001-09-10

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9485418&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO310876(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1996-11-28 Application filed by Bp Chem Int Ltd filed Critical Bp Chem Int Ltd

1996-11-28 Publication of NO965076D0 publication Critical patent/NO965076D0/no

1997-05-30 Publication of NO965076L publication Critical patent/NO965076L/no

2001-09-10 Publication of NO310876B1 publication Critical patent/NO310876B1/no

Links

238000000034 method Methods 0.000 title claims abstract description 56
238000006116 polymerization reaction Methods 0.000 title claims abstract description 45
150000001336 alkenes Chemical class 0.000 title claims abstract description 39
JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 title claims abstract description 31
239000011949 solid catalyst Substances 0.000 title claims abstract description 28
230000008569 process Effects 0.000 title claims abstract description 9
239000003054 catalyst Substances 0.000 claims abstract description 167
239000007788 liquid Substances 0.000 claims abstract description 156
239000004215 Carbon black (E152) Substances 0.000 claims abstract description 86
229930195733 hydrocarbon Natural products 0.000 claims abstract description 86
150000002430 hydrocarbons Chemical class 0.000 claims abstract description 85
239000000725 suspension Substances 0.000 claims abstract description 42
239000000843 powder Substances 0.000 claims abstract description 39
238000002156 mixing Methods 0.000 claims abstract description 38
239000011541 reaction mixture Substances 0.000 claims description 24
239000012298 atmosphere Substances 0.000 claims description 15
239000000203 mixture Substances 0.000 claims description 15
238000003860 storage Methods 0.000 claims description 14
150000001993 dienes Chemical class 0.000 claims description 11
230000000737 periodic effect Effects 0.000 claims description 8
229910052723 transition metal Inorganic materials 0.000 claims description 6
150000003624 transition metals Chemical class 0.000 claims description 6
238000012685 gas phase polymerization Methods 0.000 claims description 4
238000001816 cooling Methods 0.000 claims description 3
229920006395 saturated elastomer Polymers 0.000 claims description 3
238000006243 chemical reaction Methods 0.000 claims 1
ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid group Chemical group C(CCCCCCC\C=C/CCCCCCCC)(=O)O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 claims 1
239000007789 gas Substances 0.000 description 19
239000012071 phase Substances 0.000 description 15
238000009434 installation Methods 0.000 description 13
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 8
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 7
239000005977 Ethylene Substances 0.000 description 7
OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 6
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
150000001335 aliphatic alkanes Chemical class 0.000 description 6
238000005243 fluidization Methods 0.000 description 6
230000005484 gravity Effects 0.000 description 6
QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 6
238000004891 communication Methods 0.000 description 5
150000001875 compounds Chemical class 0.000 description 5
229910052757 nitrogen Inorganic materials 0.000 description 5
QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 5
125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 5
LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 4
KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 4
WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 4
-1 alkyl aluminum compound Chemical class 0.000 description 4
150000001924 cycloalkanes Chemical class 0.000 description 4
238000004064 recycling Methods 0.000 description 4
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 3
230000000694 effects Effects 0.000 description 3
239000012530 fluid Substances 0.000 description 3
239000001257 hydrogen Substances 0.000 description 3
229910052739 hydrogen Inorganic materials 0.000 description 3
239000002245 particle Substances 0.000 description 3
235000012239 silicon dioxide Nutrition 0.000 description 3
239000000377 silicon dioxide Substances 0.000 description 3
229910052719 titanium Inorganic materials 0.000 description 3
239000010936 titanium Substances 0.000 description 3
JBVMSEMQJGGOFR-FNORWQNLSA-N (4e)-4-methylhexa-1,4-diene Chemical compound C\C=C(/C)CC=C JBVMSEMQJGGOFR-FNORWQNLSA-N 0.000 description 2
PRBHEGAFLDMLAL-GQCTYLIASA-N (4e)-hexa-1,4-diene Chemical compound C\C=C\CC=C PRBHEGAFLDMLAL-GQCTYLIASA-N 0.000 description 2
OJOWICOBYCXEKR-KRXBUXKQSA-N (5e)-5-ethylidenebicyclo[2.2.1]hept-2-ene Chemical compound C1C2C(=C/C)/CC1C=C2 OJOWICOBYCXEKR-KRXBUXKQSA-N 0.000 description 2
SLQMKNPIYMOEGB-UHFFFAOYSA-N 2-methylhexa-1,5-diene Chemical compound CC(=C)CCC=C SLQMKNPIYMOEGB-UHFFFAOYSA-N 0.000 description 2
QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 2
230000008901 benefit Effects 0.000 description 2
239000010419 fine particle Substances 0.000 description 2
229910052735 hafnium Inorganic materials 0.000 description 2
VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 2
125000004435 hydrogen atom Chemical class [H]* 0.000 description 2
239000011261 inert gas Substances 0.000 description 2
239000000178 monomer Substances 0.000 description 2
TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 2
229920000642 polymer Polymers 0.000 description 2
229920000098 polyolefin Polymers 0.000 description 2
230000000630 rising effect Effects 0.000 description 2
229930195734 saturated hydrocarbon Natural products 0.000 description 2
238000004062 sedimentation Methods 0.000 description 2
230000032258 transport Effects 0.000 description 2
229910052726 zirconium Inorganic materials 0.000 description 2
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
239000004698 Polyethylene Substances 0.000 description 1
239000004743 Polypropylene Substances 0.000 description 1
WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
239000012190 activator Substances 0.000 description 1
238000013019 agitation Methods 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
UORVGPXVDQYIDP-UHFFFAOYSA-N borane Chemical class B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 description 1
229910000085 borane Inorganic materials 0.000 description 1
125000004432 carbon atom Chemical group C* 0.000 description 1
239000012159 carrier gas Substances 0.000 description 1
239000000460 chlorine Substances 0.000 description 1
229910052801 chlorine Inorganic materials 0.000 description 1
229910052804 chromium Inorganic materials 0.000 description 1
239000011651 chromium Substances 0.000 description 1
229910000423 chromium oxide Inorganic materials 0.000 description 1
125000000058 cyclopentadienyl group Chemical group C1(=CC=CC1)* 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
229920001198 elastomeric copolymer Polymers 0.000 description 1
125000005843 halogen group Chemical group 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
125000005842 heteroatom Chemical group 0.000 description 1
239000007970 homogeneous dispersion Substances 0.000 description 1
210000003127 knee Anatomy 0.000 description 1
239000003446 ligand Substances 0.000 description 1
239000007791 liquid phase Substances 0.000 description 1
229910052749 magnesium Inorganic materials 0.000 description 1
239000011777 magnesium Substances 0.000 description 1
150000002681 magnesium compounds Chemical class 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
239000000463 material Substances 0.000 description 1
238000010907 mechanical stirring Methods 0.000 description 1
238000002844 melting Methods 0.000 description 1
230000008018 melting Effects 0.000 description 1
239000012299 nitrogen atmosphere Substances 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
229920000573 polyethylene Polymers 0.000 description 1
229920001155 polypropylene Polymers 0.000 description 1
229920005606 polypropylene copolymer Polymers 0.000 description 1
230000009467 reduction Effects 0.000 description 1
239000007787 solid Substances 0.000 description 1
229930195735 unsaturated hydrocarbon Natural products 0.000 description 1
229910052720 vanadium Inorganic materials 0.000 description 1
GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1

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
- B01J8/18—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
- B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
- B01J8/0035—Periodical feeding or evacuation
- 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
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- 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
- B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
- B01J2208/00743—Feeding or discharging of solids
- B01J2208/00752—Feeding
- 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
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
- 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
- Y10S502/00—Catalyst, solid sorbent, or support therefor: product or process of making
- Y10S502/523—Miscellaneous specific techniques of general applicability
- 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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Combustion & Propulsion (AREA)
Health & Medical Sciences (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Polymerisation Methods In General (AREA)
Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

NO19965076A 1995-11-29 1996-11-28 Fremgangsmåte for innföring av en fast katalysator i en gassfase-olefinpolymerisasjonsreaktor NO310876B1 (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR9514720A FR2741549B1 (fr)	1995-11-29	1995-11-29	Procede d'introduction d'un catalyseur dans un reacteur de polymerisation d'olefine en phase gazeuse

Publications (3)

Publication Number	Publication Date
NO965076D0 NO965076D0 (no)	1996-11-28
NO965076L NO965076L (no)	1997-05-30
NO310876B1 true NO310876B1 (no)	2001-09-10

Family

ID=9485418

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO19965076A NO310876B1 (no)	1995-11-29	1996-11-28	Fremgangsmåte for innföring av en fast katalysator i en gassfase-olefinpolymerisasjonsreaktor

Country Status (7)

Country	Link
US (1)	US5922818A (de)
EP (1)	EP0776691B1 (de)
AT (1)	ATE205418T1 (de)
DE (1)	DE69615125T2 (de)
FR (1)	FR2741549B1 (de)
MY (1)	MY113820A (de)
NO (1)	NO310876B1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ATE153675T1 (de) *	1995-09-13	1997-06-15	Witco Gmbh	Verfahren zur herstellung von metallocen- katalysatorsystemen auf inerten trägermaterialien unter verwendung von gasphasenreaktoren
EP0882497A1 (de) *	1997-06-06	1998-12-09	Engelhard Corporation	Verfahren für eine katalytische Reaktion mit einem Nickelkatalysator unter Ausschluss von Sauerstoff
US6245868B1 (en)	1998-05-29	2001-06-12	Univation Technologies	Catalyst delivery method, a catalyst feeder and their use in a polymerization process
DE60304196T2 (de)	2002-10-09	2006-12-14	Exxonmobil Chemical Patents Inc., Baytown	Verfahren zur injektion von katalysator in einen polymerizationsreaktor
AU2003270801A1 (en)	2002-10-09	2004-05-04	Exxonmobil Chemical Patents Inc.	Methods of delivering catalyst systems for propylene polymerization
WO2004033507A1 (en)	2002-10-09	2004-04-22	Exxonmobil Chemical Patents Inc.	Methods of feed purification for olefin polymerization
BRPI0409019B1 (pt) *	2003-03-28	2014-09-02	Univation Tech Llc	Processo para produzir polietileno com catalisadores baseados em cromo
US6982304B2 (en) *	2003-12-22	2006-01-03	Union Carbide Chemicals & Plastics Technology Corporation	Blow molding resins with improved ESCR
US8876942B2 (en) *	2007-12-27	2014-11-04	Univation Technologies, Llc	Systems and methods for removing entrained particulates from gas streams, and reactor systems
US8431658B2 (en)	2008-12-29	2013-04-30	Basell Poliolefine Italia S.R.L.	Process for feeding a catalyst in a polymerization reactor
CA2749835C (en)	2011-08-23	2018-08-21	Nova Chemicals Corporation	Feeding highly active phosphinimine catalysts to a gas phase reactor
US11512150B2 (en) *	2020-11-17	2022-11-29	Ineos Usa Llc	Polymerization process

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1084370B (it) *	1977-07-08	1985-05-25	Montedison Spa	Procedimento e dispositivo per dosare e alimentare in un reattore chiuso, piccole quantita' di catalizzatore o di reagente allo stato solido, in polvere.
US4200715A (en) *	1977-09-21	1980-04-29	Gulf Oil Corporation	Vapor phase processes for the polymerization of olefins
US5324800A (en)	1983-06-06	1994-06-28	Exxon Chemical Patents Inc.	Process and catalyst for polyolefin density and molecular weight control
ZA844157B (en)	1983-06-06	1986-01-29	Exxon Research Engineering Co	Process and catalyst for polyolefin density and molecular weight control
US4610574A (en) *	1984-05-30	1986-09-09	Amoco Corporation	Catalyst feeding system
CA1268754A (en)	1985-06-21	1990-05-08	Howard Curtis Welborn, Jr.	Supported polymerization catalyst
US5055438A (en)	1989-09-13	1991-10-08	Exxon Chemical Patents, Inc.	Olefin polymerization catalysts
US5098667A (en) *	1989-05-05	1992-03-24	Phillips Petroleum Company	Particulate flow control
NZ235032A (en)	1989-08-31	1993-04-28	Dow Chemical Co	Constrained geometry complexes of titanium, zirconium or hafnium comprising a substituted cyclopentadiene ligand; use as olefin polymerisation catalyst component
FR2670399B1 (fr) *	1990-12-14	1994-08-05	Bp Chemicals Snc	Procede et dispositif d'introduction d'une suspension dans un reacteur.
FR2706467B1 (fr)	1992-10-26	1995-09-15	Bp Chemicals Snc	Procédé de préparation d'un catalyseur de type Ziegler-Natta et utilisation.
FR2705252B1 (fr) *	1993-05-19	1995-07-21	Bp Chemicals Snc	Procédé d'introduction d'un solide dans un réacteur et appareillage.
ZA943399B (en) *	1993-05-20	1995-11-17	Bp Chem Int Ltd	Polymerisation process

1995
- 1995-11-29 FR FR9514720A patent/FR2741549B1/fr not_active Expired - Fee Related
1996
- 1996-11-22 EP EP96308479A patent/EP0776691B1/de not_active Expired - Lifetime
- 1996-11-22 AT AT96308479T patent/ATE205418T1/de not_active IP Right Cessation
- 1996-11-22 DE DE69615125T patent/DE69615125T2/de not_active Expired - Lifetime
- 1996-11-26 US US08/755,825 patent/US5922818A/en not_active Expired - Lifetime
- 1996-11-28 NO NO19965076A patent/NO310876B1/no unknown
- 1996-11-28 MY MYPI96004994A patent/MY113820A/en unknown

Also Published As

Publication number	Publication date
DE69615125T2 (de)	2002-06-20
US5922818A (en)	1999-07-13
FR2741549A1 (fr)	1997-05-30
ATE205418T1 (de)	2001-09-15
NO965076L (no)	1997-05-30
EP0776691B1 (de)	2001-09-12
FR2741549B1 (fr)	1998-01-02
NO965076D0 (no)	1996-11-28
DE69615125D1 (de)	2001-10-18
MY113820A (en)	2002-05-31
EP0776691A1 (de)	1997-06-04

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EP1962996B1 (de)	2013-12-25	Verfahren und vorrichtung zur gasphasenpolymerisation von olefinen
NO309148B1 (no)	2000-12-18	Apparat og fremgangsmåte for polymerisasjon av olefin i gassfase
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NO163821B (no)	1990-04-17	Kontinuerlig fremgangsmaate for polymerisering i en hvirvelsjiktreaktor.
JPH06157663A (ja)	1994-06-07	重合方法
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KR930010560B1 (ko)	1993-10-28	비중이 낮은 에틸렌-부틸렌-1 공중합체의 제조방법
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KR100785538B1 (ko)	2007-12-12	올레핀 중합 방법
US4795854A (en)	1989-01-03	High pressure separation process
WO2002040547A1 (en)	2002-05-23	Fluidised bed reactor
HU181963B (en)	1983-11-28	Process and apparatus for releasing recirculated gases from lower polymeres with producing ethylene polymeres or copolymeres