NO301331B1 - Fremgangsmåte for skifting av katalysator ved suspensjonspolymerisasjon av olefiner - Google Patents

Fremgangsmåte for skifting av katalysator ved suspensjonspolymerisasjon av olefiner Download PDF

Info

Publication number: NO301331B1
Authority: NO; Norway
Prior art keywords: catalyst; chromium; polymerization; metallocene; reactor
Prior art date: 1996-03-05

Application number

NO960898A

Other languages

English (en)

Norwegian (no)

Other versions

NO960898L (no

NO960898D0 (no

Inventor

Vidar Almquist

Tone Aastad

Ingrid Soerum Melaaen

Harri Hokkanen

Kalle Kallio

Original Assignee

Borealis As

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.)

1996-03-05

Filing date

1996-03-05

Publication date

1997-10-13

1996-03-05 Application filed by Borealis As filed Critical Borealis As

1996-03-05 Priority to NO960898A priority Critical patent/NO301331B1/no

1996-03-05 Publication of NO960898D0 publication Critical patent/NO960898D0/no

1997-03-05 Priority to US09/142,402 priority patent/US6284849B1/en

1997-03-05 Priority to CN97192774A priority patent/CN1131244C/zh

1997-03-05 Priority to DE69732501T priority patent/DE69732501T2/de

1997-03-05 Priority to PCT/NO1997/000065 priority patent/WO1997032905A1/en

1997-03-05 Priority to AT01123319T priority patent/ATE288929T1/de

1997-03-05 Priority to DE69712740T priority patent/DE69712740T2/de

1997-03-05 Priority to EP97907492A priority patent/EP0885247B1/de

1997-03-05 Priority to ES97907492T priority patent/ES2173423T3/es

1997-03-05 Priority to AU19484/97A priority patent/AU1948497A/en

1997-03-05 Priority to AT97907492T priority patent/ATE217890T1/de

1997-03-05 Priority to ES01123319T priority patent/ES2237518T3/es

1997-03-05 Priority to EP01123319A priority patent/EP1182216B1/de

1997-09-08 Publication of NO960898L publication Critical patent/NO960898L/no

1997-10-13 Publication of NO301331B1 publication Critical patent/NO301331B1/no

Links

239000003054 catalyst Substances 0.000 title claims abstract description 135
238000000034 method Methods 0.000 title claims abstract description 30
150000001336 alkenes Chemical class 0.000 title claims abstract description 12
230000008569 process Effects 0.000 title claims description 7
238000010557 suspension polymerization reaction Methods 0.000 title claims description 6
239000011651 chromium Substances 0.000 claims abstract description 68
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 62
229910052804 chromium Inorganic materials 0.000 claims abstract description 61
239000012968 metallocene catalyst Substances 0.000 claims abstract description 49
239000003795 chemical substances by application Substances 0.000 claims abstract description 11
238000006116 polymerization reaction Methods 0.000 claims description 75
KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 60
229910002092 carbon dioxide Inorganic materials 0.000 claims description 17
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 14
239000012429 reaction media Substances 0.000 claims description 10
229930195733 hydrocarbon Natural products 0.000 claims description 5
150000002430 hydrocarbons Chemical class 0.000 claims description 5
239000001569 carbon dioxide Substances 0.000 claims description 3
239000004215 Carbon black (E152) Substances 0.000 claims 2
230000007704 transition Effects 0.000 abstract description 46
JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 abstract description 6
229920000642 polymer Polymers 0.000 description 42
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 30
239000005977 Ethylene Substances 0.000 description 30
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 16
229910002091 carbon monoxide Inorganic materials 0.000 description 16
YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
238000006243 chemical reaction Methods 0.000 description 10
230000000694 effects Effects 0.000 description 10
238000002474 experimental method Methods 0.000 description 10
238000004519 manufacturing process Methods 0.000 description 10
-1 polyethylene Polymers 0.000 description 9
150000001875 compounds Chemical class 0.000 description 8
NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 8
239000002574 poison Substances 0.000 description 7
231100000614 poison Toxicity 0.000 description 7
OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 6
239000004698 Polyethylene Substances 0.000 description 6
239000000155 melt Substances 0.000 description 6
239000007789 gas Substances 0.000 description 5
229910052757 nitrogen Inorganic materials 0.000 description 5
229920000573 polyethylene Polymers 0.000 description 5
239000000377 silicon dioxide Substances 0.000 description 5
239000000243 solution Substances 0.000 description 5
238000009826 distribution Methods 0.000 description 4
239000001282 iso-butane Substances 0.000 description 4
239000000463 material Substances 0.000 description 4
CPOFMOWDMVWCLF-UHFFFAOYSA-N methyl(oxo)alumane Chemical compound C[Al]=O CPOFMOWDMVWCLF-UHFFFAOYSA-N 0.000 description 4
239000000178 monomer Substances 0.000 description 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
229910001868 water Inorganic materials 0.000 description 4
LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 3
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
239000011954 Ziegler–Natta catalyst Substances 0.000 description 3
239000012190 activator Substances 0.000 description 3
150000001298 alcohols Chemical class 0.000 description 3
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
230000008859 change Effects 0.000 description 3
230000009849 deactivation Effects 0.000 description 3
239000003085 diluting agent Substances 0.000 description 3
239000001257 hydrogen Substances 0.000 description 3
229910052739 hydrogen Inorganic materials 0.000 description 3
230000002427 irreversible effect Effects 0.000 description 3
229910052760 oxygen Inorganic materials 0.000 description 3
239000001301 oxygen Substances 0.000 description 3
230000002829 reductive effect Effects 0.000 description 3
230000002441 reversible effect Effects 0.000 description 3
239000007787 solid Substances 0.000 description 3
239000000725 suspension Substances 0.000 description 3
229910052723 transition metal Inorganic materials 0.000 description 3
150000003624 transition metals Chemical class 0.000 description 3
239000004711 α-olefin Substances 0.000 description 3
241001481828 Glyptocephalus cynoglossus Species 0.000 description 2
TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
230000004913 activation Effects 0.000 description 2
244000144992 flock Species 0.000 description 2
125000004435 hydrogen atom Chemical class [H]* 0.000 description 2
238000002347 injection Methods 0.000 description 2
239000007924 injection Substances 0.000 description 2
150000002576 ketones Chemical class 0.000 description 2
238000009533 lab test Methods 0.000 description 2
238000005259 measurement Methods 0.000 description 2
229910052751 metal Inorganic materials 0.000 description 2
239000002184 metal Substances 0.000 description 2
238000002156 mixing Methods 0.000 description 2
150000002902 organometallic compounds Chemical class 0.000 description 2
230000036961 partial effect Effects 0.000 description 2
239000002245 particle Substances 0.000 description 2
239000002685 polymerization catalyst Substances 0.000 description 2
229920000098 polyolefin Polymers 0.000 description 2
238000002360 preparation method Methods 0.000 description 2
VOITXYVAKOUIBA-UHFFFAOYSA-N triethylaluminium Chemical compound CC[Al](CC)CC VOITXYVAKOUIBA-UHFFFAOYSA-N 0.000 description 2
RSPAIISXQHXRKX-UHFFFAOYSA-L 5-butylcyclopenta-1,3-diene;zirconium(4+);dichloride Chemical compound Cl[Zr+2]Cl.CCCCC1=CC=C[CH-]1.CCCCC1=CC=C[CH-]1 RSPAIISXQHXRKX-UHFFFAOYSA-L 0.000 description 1
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
JMYQTVXVDLDIFI-UHFFFAOYSA-L [Cl-].[Cl-].C(CCC)[Zr+2](C1C=CC=C1)CCCC Chemical compound [Cl-].[Cl-].C(CCC)[Zr+2](C1C=CC=C1)CCCC JMYQTVXVDLDIFI-UHFFFAOYSA-L 0.000 description 1
150000001299 aldehydes Chemical class 0.000 description 1
125000004429 atom Chemical group 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
230000008901 benefit Effects 0.000 description 1
125000004432 carbon atom Chemical group C* 0.000 description 1
150000001735 carboxylic acids Chemical class 0.000 description 1
230000003197 catalytic effect Effects 0.000 description 1
150000001805 chlorine compounds Chemical class 0.000 description 1
229910000423 chromium oxide Inorganic materials 0.000 description 1
238000010924 continuous production Methods 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
238000011161 development Methods 0.000 description 1
230000018109 developmental process Effects 0.000 description 1
238000001035 drying Methods 0.000 description 1
239000000428 dust Substances 0.000 description 1
150000002170 ethers Chemical class 0.000 description 1
238000001914 filtration Methods 0.000 description 1
238000012685 gas phase polymerization Methods 0.000 description 1
150000002334 glycols Chemical class 0.000 description 1
238000005469 granulation Methods 0.000 description 1
230000003179 granulation Effects 0.000 description 1
125000005843 halogen group Chemical group 0.000 description 1
125000003936 heterocyclopentadienyl group Chemical group 0.000 description 1
125000001183 hydrocarbyl group Chemical group 0.000 description 1
125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
238000005470 impregnation Methods 0.000 description 1
238000001746 injection moulding Methods 0.000 description 1
230000002147 killing effect Effects 0.000 description 1
239000007788 liquid Substances 0.000 description 1
229910001629 magnesium chloride Inorganic materials 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
231100000989 no adverse effect Toxicity 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
230000000737 periodic effect Effects 0.000 description 1
150000002989 phenols Chemical class 0.000 description 1
230000037048 polymerization activity Effects 0.000 description 1
238000012545 processing Methods 0.000 description 1
QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
229920005653 propylene-ethylene copolymer Polymers 0.000 description 1
238000000746 purification Methods 0.000 description 1
239000000376 reactant Substances 0.000 description 1
230000009257 reactivity Effects 0.000 description 1
230000001105 regulatory effect Effects 0.000 description 1
230000004044 response Effects 0.000 description 1
230000000630 rising effect Effects 0.000 description 1
238000000926 separation method Methods 0.000 description 1
239000002002 slurry Substances 0.000 description 1
239000011949 solid catalyst Substances 0.000 description 1
229910001220 stainless steel Inorganic materials 0.000 description 1
239000010935 stainless steel Substances 0.000 description 1
238000003756 stirring Methods 0.000 description 1
230000001629 suppression Effects 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
XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 1
238000012546 transfer 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
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- 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
- Y10S526/943—Polymerization with metallocene catalysts

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

NO960898A 1996-03-05 1996-03-05 Fremgangsmåte for skifting av katalysator ved suspensjonspolymerisasjon av olefiner NO301331B1 (no)

Priority Applications (13)

Application Number	Priority Date	Filing Date	Title
NO960898A NO301331B1 (no)	1996-03-05	1996-03-05	Fremgangsmåte for skifting av katalysator ved suspensjonspolymerisasjon av olefiner
EP01123319A EP1182216B1 (de)	1996-03-05	1997-03-05	Verfahren für Katalysatorübergänge in Olefinpolymerisationen
DE69712740T DE69712740T2 (de)	1996-03-05	1997-03-05	Verfahren für katalysatorübergänge in olefinpolymerisationen
ES97907492T ES2173423T3 (es)	1996-03-05	1997-03-05	Un metodo de transicion entre catalizadores en polimerizaciones de olefinas.
DE69732501T DE69732501T2 (de)	1996-03-05	1997-03-05	Verfahren für Katalysatorübergänge in Olefinpolymerisationen
PCT/NO1997/000065 WO1997032905A1 (en)	1996-03-05	1997-03-05	A method of catalyst transitions in olefin polymerizations
AT01123319T ATE288929T1 (de)	1996-03-05	1997-03-05	Verfahren für katalysatorübergänge in olefinpolymerisationen
US09/142,402 US6284849B1 (en)	1996-03-05	1997-03-05	Method of catalyst transitions in olefin polymerizations
EP97907492A EP0885247B1 (de)	1996-03-05	1997-03-05	Verfahren für katalysatorübergänge in olefinpolymerisationen
CN97192774A CN1131244C (zh)	1996-03-05	1997-03-05	烯烃聚合中的催化剂转换方法
AU19484/97A AU1948497A (en)	1996-03-05	1997-03-05	A method of catalyst transitions in olefin polymerizations
AT97907492T ATE217890T1 (de)	1996-03-05	1997-03-05	Verfahren für katalysatorübergänge in olefinpolymerisationen
ES01123319T ES2237518T3 (es)	1996-03-05	1997-03-05	Un metodo de transiciones de catalizador en polimerizaciones de olefinas.

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NO960898A NO301331B1 (no)	1996-03-05	1996-03-05	Fremgangsmåte for skifting av katalysator ved suspensjonspolymerisasjon av olefiner

Publications (3)

Publication Number	Publication Date
NO960898D0 NO960898D0 (no)	1996-03-05
NO960898L NO960898L (no)	1997-09-08
NO301331B1 true NO301331B1 (no)	1997-10-13

Family

ID=19899116

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO960898A NO301331B1 (no)	1996-03-05	1996-03-05	Fremgangsmåte for skifting av katalysator ved suspensjonspolymerisasjon av olefiner

Country Status (9)

Country	Link
US (1)	US6284849B1 (de)
EP (2)	EP1182216B1 (de)
CN (1)	CN1131244C (de)
AT (2)	ATE288929T1 (de)
AU (1)	AU1948497A (de)
DE (2)	DE69712740T2 (de)
ES (2)	ES2237518T3 (de)
NO (1)	NO301331B1 (de)
WO (1)	WO1997032905A1 (de)

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CN1352657A (zh) *	1999-03-31	2002-06-05	切夫里昂菲利普化学有限责任公司	用于不相容聚合催化剂之间转变的方法
GB0008770D0 (en) *	2000-04-10	2000-05-31	Bp Chem Int Ltd	Polymerisation process
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WO2003016362A1 (en) *	2001-08-17	2003-02-27	Dow Global Technologies Inc.	Ethylene polymerization process
US6916892B2 (en) *	2001-12-03	2005-07-12	Fina Technology, Inc.	Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene
US6858684B2 (en) *	2002-12-30	2005-02-22	Univation Technologies, Llc	Processes for transitioning between various polymerization catalysts
CN1302015C (zh) *	2002-12-30	2007-02-28	尤尼威蒂恩技术有限责任公司	用于在不同聚合催化剂之间转变的方法
EP1578813B1 (de) *	2002-12-31	2006-11-29	Univation Technologies, LLC	Verfahren zum wechsel von einem katalysator zu einem andern, mit dem ersten unverträglichen ,katalysator in einem gasphasenreaktor
CN100480277C (zh) *	2002-12-31	2009-04-22	尤尼威蒂恩技术有限责任公司	用于在铬型和混合聚合催化剂之间转变的方法
US6833417B2 (en) *	2002-12-31	2004-12-21	Univation Technologies, Llc	Processes for transitioning between chrome-based and mixed polymerization catalysts
US6949612B2 (en) *	2002-12-31	2005-09-27	Univation Technologies, Llc	Processes for transitioning between metallocene and Ziegler-Natta polymerization catalysts
US6841630B2 (en) *	2002-12-31	2005-01-11	Univation Technologies, Llc	Processes for transitioning between chrome-based and mixed polymerization catalysts
CN100500698C (zh) *	2003-03-21	2009-06-17	尤尼威蒂恩技术有限责任公司	用混合催化剂体系聚合烯烃单体的方法
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US7629422B2 (en) *	2004-12-21	2009-12-08	Univation Technologies, Llc	Process for transitioning between Ziegler-Natta-based and chromium-based catalysts
EP1767549A1 (de)	2005-09-20	2007-03-28	Ineos Europe Limited	Polymerisationskatalysatoren
CA2529920C (en) *	2005-12-13	2013-08-20	Nova Chemicals Corporation	On the fly catalyst transitions
BRPI0916813A2 (pt)	2008-07-23	2020-08-11	Basell Polyolefine Gmbh	método para transição de sistemas incompatíveis de catalisador de polimerização de olefina
WO2010072367A1 (en) *	2008-12-23	2010-07-01	Basell Polyolefine Gmbh	Method for transitioning between incompatible olefin polymerization catalyst systems
EA023506B1 (ru)	2009-12-18	2016-06-30	Тотал Петрокемикалс Рисерч Фелюй	Способ полимеризации этиленовых мономеров
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EA028150B1 (ru) *	2009-12-18	2017-10-31	Тотал Ресерч Энд Текнолоджи Фелюи	Способ замены несовместимых катализаторов полимеризации этилена
EP2383301A1 (de)	2010-04-30	2011-11-02	Ineos Europe Limited	Polymerisierungsverfahren
EP2383298A1 (de)	2010-04-30	2011-11-02	Ineos Europe Limited	Polymerisierungsverfahren
EA023740B1 (ru) *	2010-07-30	2016-07-29	Тотал Рисерч Энд Текнолоджи Фелюй	Способ получения полиэтилена
CA2713042C (en) *	2010-08-11	2017-10-24	Nova Chemicals Corporation	Method of controlling polymer architecture
US9920172B2 (en)	2012-01-24	2018-03-20	Total Research & Technology Feluy	Method for processing polyethylene
US9979531B2 (en)	2013-01-03	2018-05-22	Google Technology Holdings LLC	Method and apparatus for tuning a communication device for multi band operation
US10229697B2 (en)	2013-03-12	2019-03-12	Google Technology Holdings LLC	Apparatus and method for beamforming to obtain voice and noise signals
KR20170109548A (ko)	2014-12-22	2017-09-29	사빅 글로벌 테크놀러지스 비.브이.	비융화성 촉매 간의 전환 방법
CN107531841B (zh) *	2015-03-24	2021-02-09	Sabic环球技术有限责任公司	用于在不相容的催化剂之间转换的方法
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CN114621369B (zh) *	2020-12-10	2023-11-28	中国石油天然气股份有限公司	乙烯气相聚合牌号切换剂及其制备方法
CN114621370B (zh) *	2020-12-10	2023-11-28	中国石油天然气股份有限公司	一种气相法聚乙烯钛系向铬系催化剂在线快速切换方法
EP4389783A1 (de)	2022-12-20	2024-06-26	Borealis AG	Katalysatorübergangsverfahren
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1996
- 1996-03-05 NO NO960898A patent/NO301331B1/no unknown
1997
- 1997-03-05 WO PCT/NO1997/000065 patent/WO1997032905A1/en not_active Ceased
- 1997-03-05 EP EP01123319A patent/EP1182216B1/de not_active Expired - Lifetime
- 1997-03-05 EP EP97907492A patent/EP0885247B1/de not_active Expired - Lifetime
- 1997-03-05 ES ES01123319T patent/ES2237518T3/es not_active Expired - Lifetime
- 1997-03-05 ES ES97907492T patent/ES2173423T3/es not_active Expired - Lifetime
- 1997-03-05 CN CN97192774A patent/CN1131244C/zh not_active Expired - Fee Related
- 1997-03-05 AT AT01123319T patent/ATE288929T1/de not_active IP Right Cessation
- 1997-03-05 AU AU19484/97A patent/AU1948497A/en not_active Abandoned
- 1997-03-05 DE DE69712740T patent/DE69712740T2/de not_active Expired - Fee Related
- 1997-03-05 AT AT97907492T patent/ATE217890T1/de not_active IP Right Cessation
- 1997-03-05 US US09/142,402 patent/US6284849B1/en not_active Expired - Fee Related
- 1997-03-05 DE DE69732501T patent/DE69732501T2/de not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CN1131244C (zh)	2003-12-17
NO960898L (no)	1997-09-08
US6284849B1 (en)	2001-09-04
ES2237518T3 (es)	2005-08-01
NO960898D0 (no)	1996-03-05
EP1182216A2 (de)	2002-02-27
DE69732501D1 (de)	2005-03-17
CN1212709A (zh)	1999-03-31
DE69732501T2 (de)	2006-01-26
DE69712740T2 (de)	2002-09-05
EP0885247A1 (de)	1998-12-23
ES2173423T3 (es)	2002-10-16
EP1182216A3 (de)	2002-08-14
WO1997032905A1 (en)	1997-09-12
DE69712740D1 (de)	2002-06-27
EP0885247B1 (de)	2002-05-22
ATE288929T1 (de)	2005-02-15
EP1182216B1 (de)	2005-02-09
ATE217890T1 (de)	2002-06-15
AU1948497A (en)	1997-09-22

Publication	Publication Date	Title
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EP0615523B1 (de)	1997-06-25	Verfahren zur polymerisation von olefinen unter druck
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EP1110975B1 (de)	2005-03-23	Polymersisationsverfahren
CN102770463B (zh)	2014-07-02	用于替换不相容的乙烯聚合催化剂的方法
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KR100533889B1 (ko)	2005-12-06	폴리올레핀의 예비중합 방법
RU2108344C1 (ru)	1998-04-10	Способ получения сополимера этилена, полиэтилен
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NO309573B1 (no)	2001-02-19	Fremgangsmåte for polymerisasjon av olefiner
KR820002156B1 (ko)	1982-11-20	광분자량 분포를 갖는 폴리올레핀의 연속적 제조방법