DE2123357C3 - Verfahren zur Niederdruckpolymerisation von Äthylen, allein oder zusammen mit a -Monoolefinen mit 3 -18 C-Atomen oder mit Dioleflnen - Google Patents
Verfahren zur Niederdruckpolymerisation von Äthylen, allein oder zusammen mit a -Monoolefinen mit 3 -18 C-Atomen oder mit DioleflnenInfo
- Publication number
- DE2123357C3 DE2123357C3 DE2123357A DE2123357A DE2123357C3 DE 2123357 C3 DE2123357 C3 DE 2123357C3 DE 2123357 A DE2123357 A DE 2123357A DE 2123357 A DE2123357 A DE 2123357A DE 2123357 C3 DE2123357 C3 DE 2123357C3
- Authority
- DE
- Germany
- Prior art keywords
- catalyst component
- polyethylene
- catalyst
- aluminum oxide
- activated
- 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
Links
- 238000000034 method Methods 0.000 title claims description 41
- 238000006116 polymerization reaction Methods 0.000 title claims description 38
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 title claims description 19
- 239000005977 Ethylene Substances 0.000 title claims description 19
- 230000008569 process Effects 0.000 title claims description 18
- 125000004432 carbon atom Chemical group C* 0.000 title claims description 15
- 150000001993 dienes Chemical class 0.000 title claims description 8
- 239000003054 catalyst Substances 0.000 claims description 92
- -1 alkylaluminum compound Chemical class 0.000 claims description 89
- 239000010936 titanium Substances 0.000 claims description 70
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 57
- 229910052719 titanium Inorganic materials 0.000 claims description 41
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 26
- 238000006243 chemical reaction Methods 0.000 claims description 22
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000002360 preparation method Methods 0.000 claims description 6
- 150000002366 halogen compounds Chemical class 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000007795 chemical reaction product Substances 0.000 claims description 4
- 239000011541 reaction mixture Substances 0.000 claims 1
- 239000004698 Polyethylene Substances 0.000 description 58
- 229920000573 polyethylene Polymers 0.000 description 58
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 29
- 239000000460 chlorine Substances 0.000 description 27
- 229910052782 aluminium Inorganic materials 0.000 description 25
- 238000002474 experimental method Methods 0.000 description 22
- 229920000642 polymer Polymers 0.000 description 20
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 18
- 229910052801 chlorine Inorganic materials 0.000 description 16
- 230000000694 effects Effects 0.000 description 16
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 15
- 230000000052 comparative effect Effects 0.000 description 14
- 239000000155 melt Substances 0.000 description 13
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 12
- 230000003197 catalytic effect Effects 0.000 description 11
- 239000001257 hydrogen Substances 0.000 description 11
- 229910052739 hydrogen Inorganic materials 0.000 description 11
- 239000011148 porous material Substances 0.000 description 11
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 239000012190 activator Substances 0.000 description 7
- 239000003085 diluting agent Substances 0.000 description 7
- 238000000921 elemental analysis Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- 230000004913 activation Effects 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 6
- 229910052736 halogen Inorganic materials 0.000 description 6
- 150000002367 halogens Chemical class 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- 229910001593 boehmite Inorganic materials 0.000 description 5
- 230000005484 gravity Effects 0.000 description 5
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 5
- 150000004682 monohydrates Chemical class 0.000 description 5
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 4
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 4
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 150000003623 transition metal compounds Chemical class 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- 150000001336 alkenes Chemical class 0.000 description 3
- 125000000217 alkyl group Chemical group 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000012299 nitrogen atmosphere Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910052723 transition metal Inorganic materials 0.000 description 3
- 150000003624 transition metals Chemical class 0.000 description 3
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 2
- UWNADWZGEHDQAB-UHFFFAOYSA-N 2,5-dimethylhexane Chemical group CC(C)CCC(C)C UWNADWZGEHDQAB-UHFFFAOYSA-N 0.000 description 2
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-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
- 229910010165 TiCu Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 150000004703 alkoxides Chemical class 0.000 description 2
- 125000005234 alkyl aluminium group Chemical group 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 238000007334 copolymerization reaction Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000007872 degassing Methods 0.000 description 2
- WMWXXXSCZVGQAR-UHFFFAOYSA-N dialuminum;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3] WMWXXXSCZVGQAR-UHFFFAOYSA-N 0.000 description 2
- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910001679 gibbsite Inorganic materials 0.000 description 2
- 229920001519 homopolymer Polymers 0.000 description 2
- 150000004677 hydrates Chemical class 0.000 description 2
- 150000004678 hydrides Chemical class 0.000 description 2
- 239000012433 hydrogen halide Substances 0.000 description 2
- 229910000039 hydrogen halide Inorganic materials 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- UAEPNZWRGJTJPN-UHFFFAOYSA-N methylcyclohexane Chemical compound CC1CCCCC1 UAEPNZWRGJTJPN-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 150000004684 trihydrates Chemical class 0.000 description 2
- MCULRUJILOGHCJ-UHFFFAOYSA-N triisobutylaluminium Chemical compound CC(C)C[Al](CC(C)C)CC(C)C MCULRUJILOGHCJ-UHFFFAOYSA-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 1
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 1
- HECLRDQVFMWTQS-RGOKHQFPSA-N 1755-01-7 Chemical compound C1[C@H]2[C@@H]3CC=C[C@@H]3[C@@H]1C=C2 HECLRDQVFMWTQS-RGOKHQFPSA-N 0.000 description 1
- BBDKZWKEPDTENS-UHFFFAOYSA-N 4-Vinylcyclohexene Chemical compound C=CC1CCC=CC1 BBDKZWKEPDTENS-UHFFFAOYSA-N 0.000 description 1
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 1
- 229910000951 Aluminide Inorganic materials 0.000 description 1
- 238000004438 BET method Methods 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- 101100336279 Caenorhabditis elegans icl-1 gene Proteins 0.000 description 1
- 241000251730 Chondrichthyes Species 0.000 description 1
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- 239000002156 adsorbate Substances 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 229910001680 bayerite Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- SIPUZPBQZHNSDW-UHFFFAOYSA-N bis(2-methylpropyl)aluminum Chemical compound CC(C)C[Al]CC(C)C SIPUZPBQZHNSDW-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 229910001648 diaspore Inorganic materials 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012685 gas phase polymerization Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- GYNNXHKOJHMOHS-UHFFFAOYSA-N methyl-cycloheptane Natural products CC1CCCCCC1 GYNNXHKOJHMOHS-UHFFFAOYSA-N 0.000 description 1
- 150000005673 monoalkenes Chemical class 0.000 description 1
- 125000002950 monocyclic group Chemical group 0.000 description 1
- SJYNFBVQFBRSIB-UHFFFAOYSA-N norbornadiene Chemical compound C1=CC2C=CC1C2 SJYNFBVQFBRSIB-UHFFFAOYSA-N 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- 239000002685 polymerization catalyst Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910000104 sodium hydride Inorganic materials 0.000 description 1
- 239000012312 sodium hydride Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010557 suspension polymerization reaction Methods 0.000 description 1
- 150000003609 titanium compounds Chemical class 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- JLTRXTDYQLMHGR-UHFFFAOYSA-N trimethylaluminium Chemical group C[Al](C)C JLTRXTDYQLMHGR-UHFFFAOYSA-N 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective 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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU61150 | 1970-06-18 | ||
| LU61839 | 1970-10-08 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2123357A1 DE2123357A1 (de) | 1971-12-23 |
| DE2123357B2 DE2123357B2 (de) | 1979-08-23 |
| DE2123357C3 true DE2123357C3 (de) | 1980-04-30 |
Family
ID=26640054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2123357A Expired DE2123357C3 (de) | 1970-06-18 | 1971-05-11 | Verfahren zur Niederdruckpolymerisation von Äthylen, allein oder zusammen mit a -Monoolefinen mit 3 -18 C-Atomen oder mit Dioleflnen |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US4247669A (en:Method) |
| JP (1) | JPS5136789B1 (en:Method) |
| BE (1) | BE768271A (en:Method) |
| CA (1) | CA981850A (en:Method) |
| CH (1) | CH523090A (en:Method) |
| CS (1) | CS157711B2 (en:Method) |
| DE (1) | DE2123357C3 (en:Method) |
| DK (1) | DK130995B (en:Method) |
| ES (1) | ES392346A1 (en:Method) |
| FI (1) | FI55855C (en:Method) |
| FR (1) | FR2109618A5 (en:Method) |
| GB (1) | GB1315757A (en:Method) |
| NL (1) | NL145563B (en:Method) |
| NO (1) | NO135473C (en:Method) |
| PL (1) | PL85087B1 (en:Method) |
| SE (1) | SE392107B (en:Method) |
| YU (1) | YU34250B (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4258159A (en) | 1972-11-24 | 1981-03-24 | Solvay & Cie | Process for the polymerization of olefins |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1430073A (en) * | 1972-07-13 | 1976-03-31 | Ici Ltd | Polymerisation proces |
| DE2848907A1 (de) * | 1978-11-10 | 1980-06-12 | Inst Khim Fiz An Sssr | Katalysator fuer dimerisation, oligomerisation, mischpolymerisation und polymerisation von vinylmonomeren |
| CA1168212A (en) * | 1981-01-31 | 1984-05-29 | Alexander Johnstone | Polymerisation catalyst |
| JPS5882309A (ja) * | 1981-11-10 | 1983-05-17 | Daikin Ind Ltd | 冷凍空調機器用の故障診断装置 |
| US4550093A (en) * | 1982-09-24 | 1985-10-29 | Allied Corporation | Alumina-based aerogel supported transition metal catalyst useful as a Ziegler-Natta olefin polymerization catalyst and process for preparing same |
| US4478987A (en) * | 1982-09-24 | 1984-10-23 | Allied Corporation | Alumina-based aerogel supported transition metal catalyst useful as a Ziegler-Natta olefin polymerization catalyst and process for preparing same |
| US4650842A (en) * | 1983-09-12 | 1987-03-17 | National Distillers And Chemical Corporation | Olefin polymerization process employing catalyst prepared from high pore volume, high purity alumina gel |
| US4562169A (en) * | 1984-10-04 | 1985-12-31 | Mobil Oil Corporation | Alpha-olefins polymerization catalyst of high productivity |
| US4634752A (en) * | 1984-10-04 | 1987-01-06 | Mobil Oil Corporation | Process for preparing alpha-olefin polymers |
| BR8707098A (pt) * | 1987-12-28 | 1989-08-15 | Petroleo Brasileiro Sa | Processo de preparacao de sistema catalitico tipo ziegler e processo de preparacao de polietileno de altissimo peso molecular |
| US7005400B2 (en) * | 2001-04-05 | 2006-02-28 | Japan Polychem Corporation | Component of catalyst for polymerizing olefin, catalyst for polymerizing olefin and process for polymerizing olefin |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3166542A (en) * | 1960-01-18 | 1965-01-19 | Cabot Corp | Surface treated inorganic solid polymerization catalyst and method of polymerization therewith |
| US3325247A (en) * | 1964-04-06 | 1967-06-13 | Grace W R & Co | Process for producing high porosity gamma alumina |
| NL136306C (en:Method) * | 1965-11-04 | |||
| US3513150A (en) * | 1965-11-23 | 1970-05-19 | Mitsubishi Chem Ind | Method of manufacturing polyethylene |
| NL131515C (en:Method) * | 1966-03-08 | |||
| NL137056C (en:Method) * | 1966-10-21 |
-
1971
- 1971-05-04 CH CH658471A patent/CH523090A/fr not_active IP Right Cessation
- 1971-05-11 DE DE2123357A patent/DE2123357C3/de not_active Expired
- 1971-05-28 YU YU1368/71A patent/YU34250B/xx unknown
- 1971-06-03 FI FI1550/71A patent/FI55855C/fi active
- 1971-06-09 BE BE768271A patent/BE768271A/xx not_active IP Right Cessation
- 1971-06-09 CS CS422071A patent/CS157711B2/cs unknown
- 1971-06-11 FR FR7121582A patent/FR2109618A5/fr not_active Expired
- 1971-06-11 CA CA115,491A patent/CA981850A/en not_active Expired
- 1971-06-16 PL PL1971148831A patent/PL85087B1/pl unknown
- 1971-06-17 GB GB2839671A patent/GB1315757A/en not_active Expired
- 1971-06-17 ES ES392346A patent/ES392346A1/es not_active Expired
- 1971-06-17 SE SE7107891A patent/SE392107B/xx unknown
- 1971-06-17 NL NL717108335A patent/NL145563B/xx unknown
- 1971-06-17 DK DK296971AA patent/DK130995B/da unknown
- 1971-06-17 NO NO2281/71A patent/NO135473C/no unknown
- 1971-06-18 JP JP46043871A patent/JPS5136789B1/ja active Pending
-
1979
- 1979-12-26 US US06/106,711 patent/US4247669A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4258159A (en) | 1972-11-24 | 1981-03-24 | Solvay & Cie | Process for the polymerization of olefins |
Also Published As
| Publication number | Publication date |
|---|---|
| YU136871A (en) | 1978-10-31 |
| NL145563B (nl) | 1975-04-15 |
| SE392107B (sv) | 1977-03-14 |
| NL7108335A (en:Method) | 1971-12-21 |
| YU34250B (en) | 1979-04-30 |
| FI55855C (fi) | 1979-10-10 |
| CH523090A (fr) | 1972-05-31 |
| JPS5136789B1 (en:Method) | 1976-10-12 |
| DE2123357A1 (de) | 1971-12-23 |
| NO135473B (en:Method) | 1977-01-03 |
| US4247669A (en) | 1981-01-27 |
| DK130995B (da) | 1975-05-12 |
| DK130995C (en:Method) | 1975-10-13 |
| GB1315757A (en) | 1973-05-02 |
| CS157711B2 (en:Method) | 1974-09-16 |
| NO135473C (en:Method) | 1977-04-13 |
| CA981850A (en) | 1976-01-13 |
| PL85087B1 (en:Method) | 1976-04-30 |
| BE768271A (en:Method) | 1971-12-09 |
| ES392346A1 (es) | 1974-06-16 |
| FR2109618A5 (en:Method) | 1972-05-26 |
| FI55855B (fi) | 1979-06-29 |
| DE2123357B2 (de) | 1979-08-23 |
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