JPH0347644B2 - - Google Patents
Info
- Publication number
- JPH0347644B2 JPH0347644B2 JP62059775A JP5977587A JPH0347644B2 JP H0347644 B2 JPH0347644 B2 JP H0347644B2 JP 62059775 A JP62059775 A JP 62059775A JP 5977587 A JP5977587 A JP 5977587A JP H0347644 B2 JPH0347644 B2 JP H0347644B2
- Authority
- JP
- Japan
- Prior art keywords
- propylene
- titanium trichloride
- polymerization
- catalyst
- gas phase
- 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 - Lifetime
Links
- YONPGGFAJWQGJC-UHFFFAOYSA-K titanium(iii) chloride Chemical compound Cl[Ti](Cl)Cl YONPGGFAJWQGJC-UHFFFAOYSA-K 0.000 claims description 43
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 41
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 41
- 239000004711 α-olefin Substances 0.000 claims description 30
- 238000012685 gas phase polymerization Methods 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 26
- 239000003054 catalyst Substances 0.000 claims description 24
- 239000007787 solid Substances 0.000 claims description 21
- 150000001875 compounds Chemical class 0.000 claims description 20
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 239000008139 complexing agent Substances 0.000 claims description 11
- 229920001400 block copolymer Polymers 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 239000010936 titanium Substances 0.000 claims description 10
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 8
- 229910052719 titanium Inorganic materials 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 239000002685 polymerization catalyst Substances 0.000 claims description 7
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 claims description 7
- 150000001336 alkenes Chemical class 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 6
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims description 5
- 150000003568 thioethers Chemical class 0.000 claims description 5
- 150000008301 phosphite esters Chemical class 0.000 claims description 3
- 230000000379 polymerizing effect Effects 0.000 claims description 3
- 230000001186 cumulative effect Effects 0.000 claims description 2
- 150000002366 halogen compounds Chemical class 0.000 claims description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 2
- 229910052753 mercury Inorganic materials 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 claims 2
- 238000006116 polymerization reaction Methods 0.000 description 31
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 21
- 229920000642 polymer Polymers 0.000 description 21
- 239000007789 gas Substances 0.000 description 18
- 150000002430 hydrocarbons Chemical class 0.000 description 12
- -1 aluminum halide Chemical class 0.000 description 11
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 10
- 239000005977 Ethylene Substances 0.000 description 10
- 239000002904 solvent Substances 0.000 description 10
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- 239000000843 powder Substances 0.000 description 9
- 229930195733 hydrocarbon Natural products 0.000 description 8
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 8
- 229920001155 polypropylene Polymers 0.000 description 8
- HVLLSGMXQDNUAL-UHFFFAOYSA-N triphenyl phosphite Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)OC1=CC=CC=C1 HVLLSGMXQDNUAL-UHFFFAOYSA-N 0.000 description 8
- 239000000178 monomer Substances 0.000 description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- 239000004215 Carbon black (E152) Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000002002 slurry Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000000605 extraction Methods 0.000 description 5
- 239000011949 solid catalyst Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 238000007334 copolymerization reaction Methods 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- YNLAOSYQHBDIKW-UHFFFAOYSA-M diethylaluminium chloride Chemical compound CC[Al](Cl)CC YNLAOSYQHBDIKW-UHFFFAOYSA-M 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 150000002170 ethers Chemical class 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 3
- 238000012661 block copolymerization Methods 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 150000001733 carboxylic acid esters Chemical class 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 125000005843 halogen group Chemical group 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 230000037048 polymerization activity Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 125000002947 alkylene group Chemical group 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 229920006125 amorphous polymer Polymers 0.000 description 2
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 2
- MTZQAGJQAFMTAQ-UHFFFAOYSA-N ethyl benzoate Chemical compound CCOC(=O)C1=CC=CC=C1 MTZQAGJQAFMTAQ-UHFFFAOYSA-N 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 150000002576 ketones Chemical class 0.000 description 2
- 150000002681 magnesium compounds Chemical class 0.000 description 2
- QPJVMBTYPHYUOC-UHFFFAOYSA-N methyl benzoate Chemical compound COC(=O)C1=CC=CC=C1 QPJVMBTYPHYUOC-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- DURPTKYDGMDSBL-UHFFFAOYSA-N 1-butoxybutane Chemical compound CCCCOCCCC DURPTKYDGMDSBL-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
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- CRZQGDNQQAALAY-UHFFFAOYSA-N Me ester-Phenylacetic acid Natural products COC(=O)CC1=CC=CC=C1 CRZQGDNQQAALAY-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 229940111121 antirheumatic drug quinolines Drugs 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 238000007664 blowing Methods 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
- 125000001246 bromo group Chemical group Br* 0.000 description 1
- 238000012662 bulk polymerization Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- DFGSACBYSGUJDZ-UHFFFAOYSA-M chloro(dihexyl)alumane Chemical compound [Cl-].CCCCCC[Al+]CCCCCC DFGSACBYSGUJDZ-UHFFFAOYSA-M 0.000 description 1
- 239000003426 co-catalyst Substances 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- HQWPLXHWEZZGKY-UHFFFAOYSA-N diethylzinc Chemical compound CC[Zn]CC HQWPLXHWEZZGKY-UHFFFAOYSA-N 0.000 description 1
- ZMXPNWBFRPIZFV-UHFFFAOYSA-M dipropylalumanylium;chloride Chemical compound [Cl-].CCC[Al+]CCC ZMXPNWBFRPIZFV-UHFFFAOYSA-M 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- BGCNBOFPABQGNG-UHFFFAOYSA-N ethyl 2-(dimethylamino)acetate Chemical compound CCOC(=O)CN(C)C BGCNBOFPABQGNG-UHFFFAOYSA-N 0.000 description 1
- 150000002240 furans Chemical class 0.000 description 1
- 150000002332 glycine derivatives Chemical class 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012456 homogeneous solution Substances 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 229910003480 inorganic solid Inorganic materials 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229940095102 methyl benzoate Drugs 0.000 description 1
- 229940102838 methylmethacrylate Drugs 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- KUVXJBSVPBXHEK-UHFFFAOYSA-N octylaluminum Chemical compound CCCCCCCC[Al] KUVXJBSVPBXHEK-UHFFFAOYSA-N 0.000 description 1
- 125000002370 organoaluminium group Chemical group 0.000 description 1
- MPQXHAGKBWFSNV-UHFFFAOYSA-N oxidophosphanium Chemical class [PH3]=O MPQXHAGKBWFSNV-UHFFFAOYSA-N 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- LVAJHBQOHYSELC-UHFFFAOYSA-N phenyl 2-(dimethylamino)acetate Chemical compound CN(C)CC(=O)OC1=CC=CC=C1 LVAJHBQOHYSELC-UHFFFAOYSA-N 0.000 description 1
- 229940049953 phenylacetate Drugs 0.000 description 1
- WLJVXDMOQOGPHL-UHFFFAOYSA-N phenylacetic acid Chemical compound OC(=O)CC1=CC=CC=C1 WLJVXDMOQOGPHL-UHFFFAOYSA-N 0.000 description 1
- AQSJGOWTSHOLKH-UHFFFAOYSA-N phosphite(3-) Chemical class [O-]P([O-])[O-] AQSJGOWTSHOLKH-UHFFFAOYSA-N 0.000 description 1
- 150000003012 phosphoric acid amides Chemical class 0.000 description 1
- 150000003014 phosphoric acid esters Chemical class 0.000 description 1
- 125000004437 phosphorous atom Chemical group 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 150000003222 pyridines Chemical class 0.000 description 1
- 150000003248 quinolines Chemical class 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 description 1
- 150000003609 titanium compounds Chemical class 0.000 description 1
- FICPQAZLPKLOLH-UHFFFAOYSA-N tricyclohexyl phosphite Chemical compound C1CCCCC1OP(OC1CCCCC1)OC1CCCCC1 FICPQAZLPKLOLH-UHFFFAOYSA-N 0.000 description 1
- BDZBKCUKTQZUTL-UHFFFAOYSA-N triethyl phosphite Chemical compound CCOP(OCC)OCC BDZBKCUKTQZUTL-UHFFFAOYSA-N 0.000 description 1
- CYTQBVOFDCPGCX-UHFFFAOYSA-N trimethyl phosphite Chemical compound COP(OC)OC CYTQBVOFDCPGCX-UHFFFAOYSA-N 0.000 description 1
- QOPBTFMUVTXWFF-UHFFFAOYSA-N tripropyl phosphite Chemical compound CCCOP(OCCC)OCCC QOPBTFMUVTXWFF-UHFFFAOYSA-N 0.000 description 1
- MGMXGCZJYUCMGY-UHFFFAOYSA-N tris(4-nonylphenyl) phosphite Chemical compound C1=CC(CCCCCCCCC)=CC=C1OP(OC=1C=CC(CCCCCCCCC)=CC=1)OC1=CC=C(CCCCCCCCC)C=C1 MGMXGCZJYUCMGY-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Landscapes
- Polymerization Catalysts (AREA)
- Graft Or Block Polymers (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Polymerisation Methods In General (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62059775A JPS63225612A (ja) | 1987-03-14 | 1987-03-14 | α−オレフィンブロック共重合体の製造方法 |
| EP88103931A EP0282929B2 (en) | 1987-03-14 | 1988-03-11 | Method for producing a propylene-alpha-olefin block copolymer |
| DE3881728T DE3881728T3 (de) | 1987-03-14 | 1988-03-11 | Verfahren zur Herstellung eines Propylen-alpha-Olefin-Blockkopolymers. |
| BR8801148A BR8801148A (pt) | 1987-03-14 | 1988-03-14 | Metodo para a producao de um copolimero em bloco de propileno-alfa-olefina |
| KR1019880002689A KR950010650B1 (ko) | 1987-03-14 | 1988-03-14 | 프로필렌-α-올레핀 블럭 공중합체의 제조방법 |
| US07/407,698 US4978722A (en) | 1987-03-14 | 1989-09-15 | Method for producing a propylene-α-olefin block copolymer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62059775A JPS63225612A (ja) | 1987-03-14 | 1987-03-14 | α−オレフィンブロック共重合体の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63225612A JPS63225612A (ja) | 1988-09-20 |
| JPH0347644B2 true JPH0347644B2 (fi) | 1991-07-22 |
Family
ID=13123002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62059775A Granted JPS63225612A (ja) | 1987-03-14 | 1987-03-14 | α−オレフィンブロック共重合体の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63225612A (fi) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220224101A1 (en) * | 2019-05-28 | 2022-07-14 | Tejas Kamlesh JHAVERI | Device and method for detecting faulty electrical circuits with fault identification and alert system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2737210B1 (fr) * | 1995-07-24 | 1997-08-22 | Atochem Elf Sa | Procede de polymerisation de l'ethylene en presence d'un compose phosphore |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55115417A (en) * | 1979-02-27 | 1980-09-05 | Showa Denko Kk | Manufacture of propylene copolymer |
| JPS57174310A (en) * | 1981-04-21 | 1982-10-27 | Mitsubishi Chem Ind Ltd | Production of propylene/ethylene block copolymer |
-
1987
- 1987-03-14 JP JP62059775A patent/JPS63225612A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55115417A (en) * | 1979-02-27 | 1980-09-05 | Showa Denko Kk | Manufacture of propylene copolymer |
| JPS57174310A (en) * | 1981-04-21 | 1982-10-27 | Mitsubishi Chem Ind Ltd | Production of propylene/ethylene block copolymer |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220224101A1 (en) * | 2019-05-28 | 2022-07-14 | Tejas Kamlesh JHAVERI | Device and method for detecting faulty electrical circuits with fault identification and alert system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63225612A (ja) | 1988-09-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0551485B1 (en) | Process for the preparation of linear low density polyethylene | |
| US4978722A (en) | Method for producing a propylene-α-olefin block copolymer | |
| JPS6025444B2 (ja) | 低密度ポリエチレンの製造方法 | |
| JPS64404B2 (fi) | ||
| JPS6312886B2 (fi) | ||
| JPH0329804B2 (fi) | ||
| JPS6366323B2 (fi) | ||
| EP0415704B1 (en) | Catalysts for polymerization of olefins | |
| US4273905A (en) | Process for producing propylene polymer or copolymer | |
| JPS5846129B2 (ja) | 高結晶性オレフィン重合体の製造法 | |
| JPH0347644B2 (fi) | ||
| JP2917412B2 (ja) | プロピレン系共重合体の製造法 | |
| JPS63225613A (ja) | プロピレンブロツク共重合体の製造方法 | |
| KR0179033B1 (ko) | 프로필렌 공중합체의 제조방법 | |
| JPS5812889B2 (ja) | ポリエチレンノ セイゾウホウホウ | |
| EP0079389A1 (en) | Process for producing propylene polymer or copolymer | |
| JP3752074B2 (ja) | α−オレフィンの重合方法 | |
| JPH0347645B2 (fi) | ||
| JPH0347643B2 (fi) | ||
| JPH0347646B2 (fi) | ||
| JPS5817522B2 (ja) | α↓−オレフイン重合体を製造する方法 | |
| JP3253749B2 (ja) | オレフィン重合触媒の製造方法 | |
| JPH0562885B2 (fi) | ||
| JPH0128049B2 (fi) | ||
| JPH0342282B2 (fi) |