NL8200953A - Werkwijze voor het polymeriseren tot hoge-smeltindexpolyalkenen en daarbij toegepaste polymerisatiekatalysatoren. - Google Patents

Werkwijze voor het polymeriseren tot hoge-smeltindexpolyalkenen en daarbij toegepaste polymerisatiekatalysatoren. Download PDF

Info

Publication number: NL8200953A
Authority: NL; Netherlands
Prior art keywords: compound; catalyst; alkyl; aluminum; catalyst system
Prior art date: 1981-03-13

Application number

NL8200953A

Other languages

English (en)

Dutch (nl)

Original Assignee

Nat Petro Chem

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.)

1981-03-13

Filing date

1982-03-08

Publication date

1982-10-01

1982-03-08 Application filed by Nat Petro Chem filed Critical Nat Petro Chem

1982-10-01 Publication of NL8200953A publication Critical patent/NL8200953A/nl

Links

238000000034 method Methods 0.000 title claims description 23
230000008569 process Effects 0.000 title claims description 14
229920000098 polyolefin Polymers 0.000 title claims description 6
230000000379 polymerizing effect Effects 0.000 title claims description 3
239000002685 polymerization catalyst Substances 0.000 title description 3
239000003054 catalyst Substances 0.000 claims description 71
-1 borane compound Chemical class 0.000 claims description 36
LALRXNPLTWZJIJ-UHFFFAOYSA-N triethylborane Chemical compound CCB(CC)CC LALRXNPLTWZJIJ-UHFFFAOYSA-N 0.000 claims description 32
ZDQWVKDDJDIVAL-UHFFFAOYSA-N catecholborane Chemical group C1=CC=C2O[B]OC2=C1 ZDQWVKDDJDIVAL-UHFFFAOYSA-N 0.000 claims description 28
UORVGPXVDQYIDP-UHFFFAOYSA-N trihydridoboron Substances B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 claims description 26
238000006116 polymerization reaction Methods 0.000 claims description 25
229910000085 borane Inorganic materials 0.000 claims description 23
229910052782 aluminium Inorganic materials 0.000 claims description 18
150000001845 chromium compounds Chemical class 0.000 claims description 18
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 17
MCULRUJILOGHCJ-UHFFFAOYSA-N triisobutylaluminium Chemical compound CC(C)C[Al](CC(C)C)CC(C)C MCULRUJILOGHCJ-UHFFFAOYSA-N 0.000 claims description 17
239000001257 hydrogen Chemical group 0.000 claims description 16
229910052739 hydrogen Chemical group 0.000 claims description 16
150000001336 alkenes Chemical class 0.000 claims description 15
239000000463 material Substances 0.000 claims description 13
VOITXYVAKOUIBA-UHFFFAOYSA-N triethylaluminium Chemical compound CC[Al](CC)CC VOITXYVAKOUIBA-UHFFFAOYSA-N 0.000 claims description 13
AAYWIXGLVAEPTP-UHFFFAOYSA-N 2,3-dimethylbutan-2-ylboron Chemical compound [B]C(C)(C)C(C)C AAYWIXGLVAEPTP-UHFFFAOYSA-N 0.000 claims description 10
JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims description 10
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 9
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 9
WGLPBDUCMAPZCE-UHFFFAOYSA-N chromium trioxide Inorganic materials O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 9
150000002903 organophosphorus compounds Chemical class 0.000 claims description 9
125000000217 alkyl group Chemical group 0.000 claims description 8
125000004432 carbon atom Chemical group C* 0.000 claims description 8
229940117975 chromium trioxide Drugs 0.000 claims description 8
GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 claims description 8
150000002431 hydrogen Chemical group 0.000 claims description 8
125000003118 aryl group Chemical group 0.000 claims description 7
239000000155 melt Substances 0.000 claims description 7
239000005977 Ethylene Substances 0.000 claims description 6
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 6
125000000753 cycloalkyl group Chemical group 0.000 claims description 6
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
125000003710 aryl alkyl group Chemical group 0.000 claims description 5
238000006243 chemical reaction Methods 0.000 claims description 5
230000003213 activating effect Effects 0.000 claims description 3
VAWRKITUPUFMHV-UHFFFAOYSA-N dimethoxyborane Chemical compound COBOC VAWRKITUPUFMHV-UHFFFAOYSA-N 0.000 claims description 3
NYZYYIUPHAAXTK-UHFFFAOYSA-N ethoxyborane Chemical compound BOCC NYZYYIUPHAAXTK-UHFFFAOYSA-N 0.000 claims description 3
239000003607 modifier Substances 0.000 claims description 3
229910002027 silica gel Inorganic materials 0.000 claims description 3
239000000741 silica gel Substances 0.000 claims description 3
HXJFQNUWPUICNY-UHFFFAOYSA-N disiamylborane Chemical compound CC(C)C(C)BC(C)C(C)C HXJFQNUWPUICNY-UHFFFAOYSA-N 0.000 claims description 2
125000001183 hydrocarbyl group Chemical group 0.000 claims 4
CDSGJHCARATGKG-UHFFFAOYSA-N bis(3-methylbutyl)borane Chemical compound CC(C)CCBCCC(C)C CDSGJHCARATGKG-UHFFFAOYSA-N 0.000 claims 1
239000011651 chromium Substances 0.000 description 26
229920000642 polymer Polymers 0.000 description 21
YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 18
150000001875 compounds Chemical class 0.000 description 17
229910052804 chromium Inorganic materials 0.000 description 13
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 10
239000000203 mixture Substances 0.000 description 10
238000001994 activation Methods 0.000 description 8
230000004913 activation Effects 0.000 description 8
239000000377 silicon dioxide Substances 0.000 description 7
AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 5
VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 5
238000002360 preparation method Methods 0.000 description 5
125000005234 alkyl aluminium group Chemical group 0.000 description 4
239000012298 atmosphere Substances 0.000 description 4
229910052796 boron Inorganic materials 0.000 description 4
YCIMNLLNPGFGHC-UHFFFAOYSA-N catechol Chemical compound OC1=CC=CC=C1O YCIMNLLNPGFGHC-UHFFFAOYSA-N 0.000 description 4
239000007795 chemical reaction product Substances 0.000 description 4
230000000694 effects Effects 0.000 description 4
NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 4
239000011148 porous material Substances 0.000 description 4
DQWPFSLDHJDLRL-UHFFFAOYSA-N triethyl phosphate Chemical compound CCOP(=O)(OCC)OCC DQWPFSLDHJDLRL-UHFFFAOYSA-N 0.000 description 4
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
239000003638 chemical reducing agent Substances 0.000 description 3
238000000151 deposition Methods 0.000 description 3
239000000499 gel Substances 0.000 description 3
238000010438 heat treatment Methods 0.000 description 3
239000003960 organic solvent Substances 0.000 description 3
239000001301 oxygen Substances 0.000 description 3
229910052760 oxygen Inorganic materials 0.000 description 3
239000002904 solvent Substances 0.000 description 3
239000000725 suspension Substances 0.000 description 3
238000007725 thermal activation Methods 0.000 description 3
WOZZOSDBXABUFO-UHFFFAOYSA-N tri(butan-2-yloxy)alumane Chemical compound [Al+3].CCC(C)[O-].CCC(C)[O-].CCC(C)[O-] WOZZOSDBXABUFO-UHFFFAOYSA-N 0.000 description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 description 2
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
239000000654 additive Substances 0.000 description 2
ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical class [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 2
AYTAKQFHWFYBMA-UHFFFAOYSA-N chromium dioxide Chemical compound O=[Cr]=O AYTAKQFHWFYBMA-UHFFFAOYSA-N 0.000 description 2
238000000354 decomposition reaction Methods 0.000 description 2
238000011156 evaluation Methods 0.000 description 2
238000001914 filtration Methods 0.000 description 2
229910052736 halogen Inorganic materials 0.000 description 2
150000002367 halogens Chemical class 0.000 description 2
239000012442 inert solvent Substances 0.000 description 2
239000001282 iso-butane Substances 0.000 description 2
239000012299 nitrogen atmosphere Substances 0.000 description 2
125000002524 organometallic group Chemical group 0.000 description 2
239000002245 particle Substances 0.000 description 2
229910052698 phosphorus Inorganic materials 0.000 description 2
239000011574 phosphorus Substances 0.000 description 2
239000007787 solid Substances 0.000 description 2
238000003756 stirring Methods 0.000 description 2
239000006228 supernatant Substances 0.000 description 2
VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
AATNZNJRDOVKDD-UHFFFAOYSA-N 1-[ethoxy(ethyl)phosphoryl]oxyethane Chemical compound CCOP(=O)(CC)OCC AATNZNJRDOVKDD-UHFFFAOYSA-N 0.000 description 1
JYFHYPJRHGVZDY-UHFFFAOYSA-N Dibutyl phosphate Chemical compound CCCCOP(O)(=O)OCCCC JYFHYPJRHGVZDY-UHFFFAOYSA-N 0.000 description 1
241000282326 Felis catus Species 0.000 description 1
XCWCDRJXLWHQDD-UHFFFAOYSA-N O=Cl(=O)O[SiH3] Chemical compound O=Cl(=O)O[SiH3] XCWCDRJXLWHQDD-UHFFFAOYSA-N 0.000 description 1
229910019142 PO4 Inorganic materials 0.000 description 1
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
230000000996 additive effect Effects 0.000 description 1
125000001931 aliphatic group Chemical group 0.000 description 1
229940058344 antitrematodals organophosphorous compound Drugs 0.000 description 1
125000004104 aryloxy group Chemical group 0.000 description 1
BNMJSBUIDQYHIN-UHFFFAOYSA-N butyl dihydrogen phosphate Chemical compound CCCCOP(O)(O)=O BNMJSBUIDQYHIN-UHFFFAOYSA-N 0.000 description 1
239000012876 carrier material Substances 0.000 description 1
230000003197 catalytic effect Effects 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
150000001844 chromium Chemical class 0.000 description 1
229910000423 chromium oxide Inorganic materials 0.000 description 1
239000011248 coating agent Substances 0.000 description 1
238000000576 coating method Methods 0.000 description 1
229940125898 compound 5 Drugs 0.000 description 1
239000000470 constituent Substances 0.000 description 1
239000012967 coordination catalyst Substances 0.000 description 1
238000007334 copolymerization reaction Methods 0.000 description 1
230000008021 deposition Effects 0.000 description 1
DLRHRQTUCJTIIV-UHFFFAOYSA-N diethoxy(ethyl)alumane Chemical compound CC[O-].CC[O-].CC[Al+2] DLRHRQTUCJTIIV-UHFFFAOYSA-N 0.000 description 1
YNLAOSYQHBDIKW-UHFFFAOYSA-M diethylaluminium chloride Chemical compound CC[Al](Cl)CC YNLAOSYQHBDIKW-UHFFFAOYSA-M 0.000 description 1
WDUMCCCPYLSETM-UHFFFAOYSA-N diethylboranyl(diethyl)borane Chemical compound CCB(CC)B(CC)CC WDUMCCCPYLSETM-UHFFFAOYSA-N 0.000 description 1
239000003085 diluting agent Substances 0.000 description 1
238000009826 distribution Methods 0.000 description 1
GCPCLEKQVMKXJM-UHFFFAOYSA-N ethoxy(diethyl)alumane Chemical compound CCO[Al](CC)CC GCPCLEKQVMKXJM-UHFFFAOYSA-N 0.000 description 1
ZUNGGJHBMLMRFJ-UHFFFAOYSA-O ethoxy-hydroxy-oxophosphanium Chemical compound CCO[P+](O)=O ZUNGGJHBMLMRFJ-UHFFFAOYSA-O 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
239000007789 gas Substances 0.000 description 1
BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
229930195733 hydrocarbon Natural products 0.000 description 1
150000002430 hydrocarbons Chemical group 0.000 description 1
125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
238000005470 impregnation Methods 0.000 description 1
230000006872 improvement Effects 0.000 description 1
229910010272 inorganic material Inorganic materials 0.000 description 1
239000011147 inorganic material Substances 0.000 description 1
229910052809 inorganic oxide Inorganic materials 0.000 description 1
239000007788 liquid Substances 0.000 description 1
239000007791 liquid phase Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
230000007246 mechanism Effects 0.000 description 1
PQYRGTGTFRXFEN-UHFFFAOYSA-N methoxy-bis(2-methylpropyl)alumane Chemical compound CC(C)C[Al](OC)CC(C)C PQYRGTGTFRXFEN-UHFFFAOYSA-N 0.000 description 1
JMRWHIBGEUIERH-UHFFFAOYSA-N methylaluminum(2+);propan-1-olate Chemical compound [Al+2]C.CCC[O-].CCC[O-] JMRWHIBGEUIERH-UHFFFAOYSA-N 0.000 description 1
238000002156 mixing Methods 0.000 description 1
238000000465 moulding Methods 0.000 description 1
229910052757 nitrogen Inorganic materials 0.000 description 1
150000002899 organoaluminium compounds Chemical class 0.000 description 1
CMPQUABWPXYYSH-UHFFFAOYSA-N phenyl phosphate Chemical compound OP(O)(=O)OC1=CC=CC=C1 CMPQUABWPXYYSH-UHFFFAOYSA-N 0.000 description 1
235000021317 phosphate Nutrition 0.000 description 1
150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
229910000073 phosphorus hydride Inorganic materials 0.000 description 1
239000000843 powder Substances 0.000 description 1
239000000047 product Substances 0.000 description 1
229920005989 resin Polymers 0.000 description 1
239000011347 resin Substances 0.000 description 1
230000004044 response Effects 0.000 description 1
210000002966 serum Anatomy 0.000 description 1
229910002028 silica xerogel Inorganic materials 0.000 description 1
ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 description 1
STCOOQWBFONSKY-UHFFFAOYSA-N tributyl phosphate Chemical compound CCCCOP(=O)(OCCCC)OCCCC STCOOQWBFONSKY-UHFFFAOYSA-N 0.000 description 1
CMHHITPYCHHOGT-UHFFFAOYSA-N tributylborane Chemical compound CCCCB(CCCC)CCCC CMHHITPYCHHOGT-UHFFFAOYSA-N 0.000 description 1
VYDLWQPLCBCJGV-UHFFFAOYSA-N tridodecylborane Chemical compound CCCCCCCCCCCCB(CCCCCCCCCCCC)CCCCCCCCCCCC VYDLWQPLCBCJGV-UHFFFAOYSA-N 0.000 description 1
NMHWWOSZMMORNT-UHFFFAOYSA-N trihexylborane Chemical compound CCCCCCB(CCCCCC)CCCCCC NMHWWOSZMMORNT-UHFFFAOYSA-N 0.000 description 1
WXRGABKACDFXMG-UHFFFAOYSA-N trimethylborane Chemical compound CB(C)C WXRGABKACDFXMG-UHFFFAOYSA-N 0.000 description 1
ZMBHCYHQLYEYDV-UHFFFAOYSA-N trioctylphosphine oxide Chemical compound CCCCCCCCP(=O)(CCCCCCCC)CCCCCCCC ZMBHCYHQLYEYDV-UHFFFAOYSA-N 0.000 description 1
OPSWAWSNPREEFQ-UHFFFAOYSA-K triphenoxyalumane Chemical compound [Al+3].[O-]C1=CC=CC=C1.[O-]C1=CC=CC=C1.[O-]C1=CC=CC=C1 OPSWAWSNPREEFQ-UHFFFAOYSA-K 0.000 description 1
XZZNDPSIHUTMOC-UHFFFAOYSA-N triphenyl phosphate Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)(=O)OC1=CC=CC=C1 XZZNDPSIHUTMOC-UHFFFAOYSA-N 0.000 description 1
JQPMDTQDAXRDGS-UHFFFAOYSA-N triphenylalumane Chemical compound C1=CC=CC=C1[Al](C=1C=CC=CC=1)C1=CC=CC=C1 JQPMDTQDAXRDGS-UHFFFAOYSA-N 0.000 description 1
ZMPKTELQGVLZTD-UHFFFAOYSA-N tripropylborane Chemical compound CCCB(CCC)CCC ZMPKTELQGVLZTD-UHFFFAOYSA-N 0.000 description 1
238000009736 wetting 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

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)

NL8200953A 1981-03-13 1982-03-08 Werkwijze voor het polymeriseren tot hoge-smeltindexpolyalkenen en daarbij toegepaste polymerisatiekatalysatoren. NL8200953A (nl)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US06/243,677 US4379075A (en)	1981-03-13	1981-03-13	Process for polymerizing high melt index olefins and polymerization catalysts used therefore
US24367781		1981-03-13

Publications (1)

Publication Number	Publication Date
NL8200953A true NL8200953A (nl)	1982-10-01

Family

ID=22919673

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL8200953A NL8200953A (nl)	1981-03-13	1982-03-08	Werkwijze voor het polymeriseren tot hoge-smeltindexpolyalkenen en daarbij toegepaste polymerisatiekatalysatoren.

Country Status (7)

Country	Link
US (1)	US4379075A (fr)
BE (1)	BE892456A (fr)
CA (1)	CA1179316A (fr)
DE (1)	DE3209104A1 (fr)
FR (1)	FR2501696B1 (fr)
GB (1)	GB2094812B (fr)
NL (1)	NL8200953A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN108690150B (zh) *	2017-04-07	2020-11-10	中国石油化工股份有限公司	一种用于烯烃聚合的催化剂体系及烯烃聚合方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3969272A (en) *	1972-12-29	1976-07-13	Anderson Development Company	Chromium tris-diorgano-orthophosphate-alkyl aluminum halide catalysts for olefin polymerization and alkylation of aromatic compounds
US4100104A (en) *	1977-01-13	1978-07-11	National Petro Chemicals Corporation	Catalytic materials as for olefin polymerization
US4312786A (en) *	1978-08-07	1982-01-26	National Petro Chemicals Corp.	Process for polymerizing olefins and polymerization catalysts used therefor
US4252926A (en) *	1978-08-07	1981-02-24	National Petro Chemicals Corp.	Process for polymerizing olefins and polymerization catalysts used therefor

1981
- 1981-03-13 US US06/243,677 patent/US4379075A/en not_active Expired - Lifetime
1982
- 1982-02-23 CA CA000396805A patent/CA1179316A/fr not_active Expired
- 1982-03-05 FR FR8203759A patent/FR2501696B1/fr not_active Expired
- 1982-03-08 NL NL8200953A patent/NL8200953A/nl not_active Application Discontinuation
- 1982-03-11 BE BE0/207539A patent/BE892456A/fr not_active IP Right Cessation
- 1982-03-12 DE DE19823209104 patent/DE3209104A1/de not_active Ceased
- 1982-03-15 GB GB8207476A patent/GB2094812B/en not_active Expired

Also Published As

Publication number	Publication date
US4379075A (en)	1983-04-05
BE892456A (fr)	1982-09-13
FR2501696B1 (fr)	1985-10-25
GB2094812A (en)	1982-09-22
FR2501696A1 (fr)	1982-09-17
CA1179316A (fr)	1984-12-11
GB2094812B (en)	1984-08-15
DE3209104A1 (de)	1982-12-02

Legal Events

Date	Code	Title
1985-01-01	A85	Still pending on 85-01-01
1989-03-01	BA	A request for search or an international-type search has been filed
1989-04-03	BB	A search report has been drawn up
1989-07-03	BC	A request for examination has been filed
1992-11-02	BV	The patent application has lapsed

Publication	Publication Date	Title
US3984351A (en)	1976-10-05	Olefin polymerization catalyst
US3985676A (en)	1976-10-12	Catalyst composition and method for the preparation thereof
CA1168218A (fr)	1984-05-29	Catalyseur au chrome sur lit de phosphate
EP0090374B1 (fr)	1986-11-26	Système catalytique et procédé de préparation d'un catalyseur
US4150209A (en)	1979-04-17	Catalytic materials as for olefin polymerization
US4049896A (en)	1977-09-20	Olefin polymerization catalyst
US4981927A (en)	1991-01-01	Chromium catalyst compositions and polymerization utilizing same
US4118340A (en)	1978-10-03	Novel polymerization catalyst
US5183868A (en)	1993-02-02	Olefin polymerization over pi-olefin complex of chromium supported on aluminophosphate
EP0291824B1 (fr)	1994-04-13	Compositions améliorées de catalyseur à base de chrome et polymérisation utilisant celle-ci
US5081089A (en)	1992-01-14	Chromium catalyst compositions and polymerization utilizing same
US4192775A (en)	1980-03-11	Olefin polymerization catalyst
US4540755A (en)	1985-09-10	Inclusion of oxygen in the polymerization of olefins
US4496699A (en)	1985-01-29	Process for polymerizing high melt index olefins and polymerization catalysts used therefore
CA1080207A (fr)	1980-06-24	Catalyseur de la polymerisation des olefines
US4297461A (en)	1981-10-27	Olefin polymerization catalyst
NL8200953A (nl)	1982-10-01	Werkwijze voor het polymeriseren tot hoge-smeltindexpolyalkenen en daarbij toegepaste polymerisatiekatalysatoren.
US4404340A (en)	1983-09-13	Process for polymerizing olefins in the presence of a titanium-phosphorus-chromium catalyst
US4328124A (en)	1982-05-04	Olefin polymerization catalyst and process
US4238353A (en)	1980-12-09	Olefin polymerization catalyst
US4312786A (en)	1982-01-26	Process for polymerizing olefins and polymerization catalysts used therefor
US4252926A (en)	1981-02-24	Process for polymerizing olefins and polymerization catalysts used therefor
US4260706A (en)	1981-04-07	Olefin polymerization catalyst
US4184028A (en)	1980-01-15	Olefin Polymerization catalyst
US4234709A (en)	1980-11-18	Catalyst composition, method for producing same and method for polymerization of 1-olefins with same