JPH0655789B2 - α‐オレフイン類の溶液重合法 - Google Patents
α‐オレフイン類の溶液重合法Info
- Publication number
- JPH0655789B2 JPH0655789B2 JP61012286A JP1228686A JPH0655789B2 JP H0655789 B2 JPH0655789 B2 JP H0655789B2 JP 61012286 A JP61012286 A JP 61012286A JP 1228686 A JP1228686 A JP 1228686A JP H0655789 B2 JPH0655789 B2 JP H0655789B2
- Authority
- JP
- Japan
- Prior art keywords
- catalyst
- solution
- nitrogenous base
- ethylene
- alpha
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
- 238000010528 free radical solution polymerization reaction Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 55
- 239000002904 solvent Substances 0.000 claims abstract description 35
- 239000003054 catalyst Substances 0.000 claims abstract description 34
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims abstract description 33
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000005977 Ethylene Substances 0.000 claims abstract description 27
- 239000000243 solution Substances 0.000 claims abstract description 27
- 239000012967 coordination catalyst Substances 0.000 claims abstract description 26
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 21
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 21
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 20
- 239000000203 mixture Substances 0.000 claims abstract description 19
- 239000000178 monomer Substances 0.000 claims abstract description 19
- 150000003839 salts Chemical class 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- -1 aliphatic mono-carboxylic acid Chemical class 0.000 claims abstract description 9
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 8
- 150000002367 halogens Chemical class 0.000 claims abstract description 8
- 229920006158 high molecular weight polymer Polymers 0.000 claims abstract description 7
- 229920001519 homopolymer Polymers 0.000 claims abstract description 7
- 229920001577 copolymer Polymers 0.000 claims abstract description 6
- 239000007864 aqueous solution Substances 0.000 claims abstract description 5
- 238000006116 polymerization reaction Methods 0.000 claims description 26
- 238000010791 quenching Methods 0.000 claims description 17
- 230000000171 quenching effect Effects 0.000 claims description 17
- 125000000217 alkyl group Chemical group 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 125000004432 carbon atom Chemical group C* 0.000 claims description 12
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical group [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 10
- 229910052719 titanium Inorganic materials 0.000 claims description 10
- 239000010936 titanium Substances 0.000 claims description 10
- 229910052720 vanadium Inorganic materials 0.000 claims description 8
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 8
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical class [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 7
- 150000001336 alkenes Chemical class 0.000 claims description 7
- 229910052791 calcium Inorganic materials 0.000 claims description 7
- 239000011575 calcium Substances 0.000 claims description 7
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical group N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 3
- 239000003039 volatile agent Substances 0.000 claims description 3
- XTFIVUDBNACUBN-UHFFFAOYSA-N 1,3,5-trinitro-1,3,5-triazinane Chemical compound [O-][N+](=O)N1CN([N+]([O-])=O)CN([N+]([O-])=O)C1 XTFIVUDBNACUBN-UHFFFAOYSA-N 0.000 claims description 2
- 229910021529 ammonia Inorganic materials 0.000 claims description 2
- 239000004711 α-olefin Substances 0.000 abstract description 13
- 229920000573 polyethylene Polymers 0.000 abstract description 5
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract description 4
- 150000001342 alkaline earth metals Chemical class 0.000 abstract description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052725 zinc Inorganic materials 0.000 abstract description 3
- 239000011701 zinc Substances 0.000 abstract description 3
- 238000002360 preparation method Methods 0.000 abstract description 2
- 230000000379 polymerizing effect Effects 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 description 34
- 239000002585 base Substances 0.000 description 24
- 238000006317 isomerization reaction Methods 0.000 description 12
- 239000002253 acid Substances 0.000 description 10
- 239000003963 antioxidant agent Substances 0.000 description 10
- 238000002474 experimental method Methods 0.000 description 10
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 7
- 239000012530 fluid Substances 0.000 description 7
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 6
- 230000003078 antioxidant effect Effects 0.000 description 6
- 239000000047 product Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000000460 chlorine Substances 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- 235000019646 color tone Nutrition 0.000 description 3
- 230000009849 deactivation Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 229920006395 saturated elastomer Polymers 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- LTPCXXMGKDQPAO-UHFFFAOYSA-L calcium;2-ethylhexanoate Chemical group [Ca+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O LTPCXXMGKDQPAO-UHFFFAOYSA-L 0.000 description 2
- 150000001735 carboxylic acids Chemical class 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- YNLAOSYQHBDIKW-UHFFFAOYSA-M diethylaluminium chloride Chemical compound CC[Al](Cl)CC YNLAOSYQHBDIKW-UHFFFAOYSA-M 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- 150000004665 fatty acids Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- UAEPNZWRGJTJPN-UHFFFAOYSA-N methylcyclohexane Chemical compound CC1CCCCC1 UAEPNZWRGJTJPN-UHFFFAOYSA-N 0.000 description 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 239000002530 phenolic antioxidant Substances 0.000 description 2
- 229920002959 polymer blend Polymers 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 229910052723 transition metal Inorganic materials 0.000 description 2
- 150000003624 transition metals Chemical class 0.000 description 2
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 1
- NKFIBMOQAPEKNZ-UHFFFAOYSA-N 5-amino-1h-indole-2-carboxylic acid Chemical compound NC1=CC=C2NC(C(O)=O)=CC2=C1 NKFIBMOQAPEKNZ-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- AWHLJHWIXZCOFW-UHFFFAOYSA-L [O-]C(=O)CCCCCCCCC.[Ca+2].C(CCCCCCC)(=O)[O-].[Ca+2] Chemical compound [O-]C(=O)CCCCCCCCC.[Ca+2].C(CCCCCCC)(=O)[O-].[Ca+2] AWHLJHWIXZCOFW-UHFFFAOYSA-L 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 150000007933 aliphatic carboxylic acids Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 125000002619 bicyclic group Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- YFPZYGHCFMOTQL-UHFFFAOYSA-L calcium;16-methylheptadecanoate Chemical compound [Ca+2].CC(C)CCCCCCCCCCCCCCC([O-])=O.CC(C)CCCCCCCCCCCCCCC([O-])=O YFPZYGHCFMOTQL-UHFFFAOYSA-L 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000012018 catalyst precursor Substances 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000006103 coloring component Substances 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- GYNNXHKOJHMOHS-UHFFFAOYSA-N methyl-cycloheptane Natural products CC1CCCCCC1 GYNNXHKOJHMOHS-UHFFFAOYSA-N 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 150000002763 monocarboxylic acids Chemical class 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- JFNLZVQOOSMTJK-UHFFFAOYSA-N norbornene Chemical compound C1C2CCC1C=C2 JFNLZVQOOSMTJK-UHFFFAOYSA-N 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001737 promoting effect Effects 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
- 239000012429 reaction media Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 230000007928 solubilization Effects 0.000 description 1
- 238000005063 solubilization Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- JBIQAPKSNFTACH-UHFFFAOYSA-K vanadium oxytrichloride Chemical compound Cl[V](Cl)(Cl)=O JBIQAPKSNFTACH-UHFFFAOYSA-K 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
- C08F2/04—Polymerisation in solution
- C08F2/06—Organic solvent
-
- 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
-
- 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
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)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8501864 | 1985-01-25 | ||
| GB858501864A GB8501864D0 (en) | 1985-01-25 | 1985-01-25 | Reduction of isomerization in solutions process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61174207A JPS61174207A (ja) | 1986-08-05 |
| JPH0655789B2 true JPH0655789B2 (ja) | 1994-07-27 |
Family
ID=10573378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61012286A Expired - Fee Related JPH0655789B2 (ja) | 1985-01-25 | 1986-01-24 | α‐オレフイン類の溶液重合法 |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP0193261B1 (Direct) |
| JP (1) | JPH0655789B2 (Direct) |
| KR (1) | KR930010737B1 (Direct) |
| CN (1) | CN1007253B (Direct) |
| AT (1) | ATE47145T1 (Direct) |
| AU (1) | AU580379B2 (Direct) |
| CA (1) | CA1268296A (Direct) |
| DE (1) | DE3666227D1 (Direct) |
| GB (1) | GB8501864D0 (Direct) |
| IN (1) | IN164949B (Direct) |
| NZ (1) | NZ214929A (Direct) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8502066D0 (en) * | 1985-01-28 | 1985-02-27 | Du Pont Canada | Deactivation of catalyst |
| ES2568915T3 (es) * | 2011-10-04 | 2016-05-05 | Dow Global Technologies Llc | Un sistema y proceso para la polimerización de olefinas |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0062127B1 (en) * | 1980-12-11 | 1985-05-02 | Du Pont Canada Inc. | Deactivation of catalyst in solution process for polymerization of alpha-olefins |
| DE3305782A1 (de) * | 1983-02-19 | 1984-08-30 | Ruhrchemie Ag, 4200 Oberhausen | Verfahren zur polymerisation und copolymerisation von ethylen |
| GB8502066D0 (en) * | 1985-01-28 | 1985-02-27 | Du Pont Canada | Deactivation of catalyst |
| GB8502067D0 (en) * | 1985-01-28 | 1985-02-27 | Du Pont Canada | Reduction of isomerization in solution process |
-
1985
- 1985-01-25 GB GB858501864A patent/GB8501864D0/en active Pending
- 1985-12-26 IN IN929/CAL/85A patent/IN164949B/en unknown
-
1986
- 1986-01-20 AT AT86300340T patent/ATE47145T1/de not_active IP Right Cessation
- 1986-01-20 EP EP86300340A patent/EP0193261B1/en not_active Expired
- 1986-01-20 DE DE8686300340T patent/DE3666227D1/de not_active Expired
- 1986-01-23 CA CA000500193A patent/CA1268296A/en not_active Expired - Fee Related
- 1986-01-24 JP JP61012286A patent/JPH0655789B2/ja not_active Expired - Fee Related
- 1986-01-24 NZ NZ214929A patent/NZ214929A/xx unknown
- 1986-01-24 KR KR1019860000463A patent/KR930010737B1/ko not_active Expired - Fee Related
- 1986-01-25 CN CN86100636A patent/CN1007253B/zh not_active Expired
- 1986-01-28 AU AU52773/86A patent/AU580379B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| IN164949B (Direct) | 1989-07-15 |
| EP0193261A1 (en) | 1986-09-03 |
| EP0193261B1 (en) | 1989-10-11 |
| KR930010737B1 (ko) | 1993-11-10 |
| AU580379B2 (en) | 1989-01-12 |
| GB8501864D0 (en) | 1985-02-27 |
| NZ214929A (en) | 1988-08-30 |
| KR860005837A (ko) | 1986-08-13 |
| DE3666227D1 (en) | 1989-11-16 |
| CA1268296A (en) | 1990-04-24 |
| CN1007253B (zh) | 1990-03-21 |
| ATE47145T1 (de) | 1989-10-15 |
| JPS61174207A (ja) | 1986-08-05 |
| CN86100636A (zh) | 1986-07-23 |
| AU5277386A (en) | 1986-07-31 |
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| Publication | Publication Date | Title |
|---|---|---|
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| EP0222504B1 (en) | Solution process for the preparation of polymers of alpha-olefins | |
| JPH0655791B2 (ja) | α‐オレフイン類の溶液重合法 | |
| EP0131420B1 (en) | Solution process for the preparation of polymers of alpha-olefins | |
| EP0067645B1 (en) | Deactivation of catalyst in solution process for polymerization of alpha-olefins | |
| EP0606289A1 (en) | CATALYST FOR ETHYLENE POLYMERIZATION AT HIGH TEMPERATURES. | |
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| US4701504A (en) | Reduction of isomerization in solution process for polymerization of alpha-olefins | |
| JPH0655789B2 (ja) | α‐オレフイン類の溶液重合法 | |
| JPH0655790B2 (ja) | α‐オレフインの溶液重合法 | |
| US4777229A (en) | Reduction of isomerization in solution process for polymerization of alpha-olefins | |
| AU642728B2 (en) | Solution process for the preparation of polymers of alpha-olefins |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |