DE1645585C2 - Verfahren zur Homopolymerisation bzw. Mischpolymerisation von Äthylen - Google Patents
Verfahren zur Homopolymerisation bzw. Mischpolymerisation von ÄthylenInfo
- Publication number
- DE1645585C2 DE1645585C2 DE1645585A DE1645585A DE1645585C2 DE 1645585 C2 DE1645585 C2 DE 1645585C2 DE 1645585 A DE1645585 A DE 1645585A DE 1645585 A DE1645585 A DE 1645585A DE 1645585 C2 DE1645585 C2 DE 1645585C2
- Authority
- DE
- Germany
- Prior art keywords
- polymer
- melt index
- aluminum
- catalyst
- ethylene
- 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 60
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 title claims description 52
- 239000005977 Ethylene Substances 0.000 title claims description 52
- 230000008569 process Effects 0.000 title claims description 34
- 238000007334 copolymerization reaction Methods 0.000 title claims description 13
- 239000003054 catalyst Substances 0.000 claims description 86
- 150000001336 alkenes Chemical class 0.000 claims description 11
- 125000004432 carbon atom Chemical group C* 0.000 claims description 8
- 150000001993 dienes Chemical class 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 description 105
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 78
- 229910052782 aluminium Inorganic materials 0.000 description 68
- -1 aromatic hydrocarbon radicals Chemical class 0.000 description 59
- 238000006116 polymerization reaction Methods 0.000 description 57
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 47
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 41
- 239000000377 silicon dioxide Substances 0.000 description 38
- 238000002474 experimental method Methods 0.000 description 32
- 239000002904 solvent Substances 0.000 description 31
- 239000000155 melt Substances 0.000 description 24
- CQBWEBXPMRPCSI-UHFFFAOYSA-M O[Cr](O[SiH3])(=O)=O Chemical class O[Cr](O[SiH3])(=O)=O CQBWEBXPMRPCSI-UHFFFAOYSA-M 0.000 description 23
- 238000006243 chemical reaction Methods 0.000 description 23
- CQYBWJYIKCZXCN-UHFFFAOYSA-N diethylaluminum Chemical compound CC[Al]CC CQYBWJYIKCZXCN-UHFFFAOYSA-N 0.000 description 22
- 150000001875 compounds Chemical class 0.000 description 19
- 229910052739 hydrogen Chemical group 0.000 description 19
- 239000001257 hydrogen Chemical group 0.000 description 18
- 239000000243 solution Substances 0.000 description 18
- 229920001577 copolymer Polymers 0.000 description 17
- 239000000178 monomer Substances 0.000 description 16
- 229920000573 polyethylene Polymers 0.000 description 16
- 239000003638 chemical reducing agent Substances 0.000 description 15
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 14
- 239000004698 Polyethylene Substances 0.000 description 14
- 230000000694 effects Effects 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 11
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 11
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 11
- 239000007787 solid Substances 0.000 description 11
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 10
- AQLZCGLPNYEIDH-UHFFFAOYSA-N C=1C=CC=CC=1[Si](C=1C=CC=CC=1)(C=1C=CC=CC=1)O[Cr](=O)(=O)O[Si](C=1C=CC=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 Chemical compound C=1C=CC=CC=1[Si](C=1C=CC=CC=1)(C=1C=CC=CC=1)O[Cr](=O)(=O)O[Si](C=1C=CC=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 AQLZCGLPNYEIDH-UHFFFAOYSA-N 0.000 description 10
- 239000002002 slurry Substances 0.000 description 10
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 9
- 125000003545 alkoxy group Chemical group 0.000 description 9
- 150000002430 hydrocarbons Chemical class 0.000 description 9
- 239000007788 liquid Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000012360 testing method Methods 0.000 description 9
- 238000011282 treatment Methods 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 230000003197 catalytic effect Effects 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 7
- 230000008901 benefit Effects 0.000 description 7
- 238000009826 distribution Methods 0.000 description 7
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 7
- 235000012239 silicon dioxide Nutrition 0.000 description 7
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 6
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 6
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 6
- 239000003960 organic solvent Substances 0.000 description 6
- VOITXYVAKOUIBA-UHFFFAOYSA-N triethylaluminium Chemical compound CC[Al](CC)CC VOITXYVAKOUIBA-UHFFFAOYSA-N 0.000 description 6
- 125000000217 alkyl group Chemical group 0.000 description 5
- 230000033228 biological regulation Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 239000011651 chromium Substances 0.000 description 5
- 229930195733 hydrocarbon Natural products 0.000 description 5
- 239000012429 reaction media Substances 0.000 description 5
- 239000001993 wax Substances 0.000 description 5
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 4
- 230000004913 activation Effects 0.000 description 4
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 150000002902 organometallic compounds Chemical class 0.000 description 4
- 229910052725 zinc Inorganic materials 0.000 description 4
- 239000011701 zinc Substances 0.000 description 4
- 239000004711 α-olefin Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- 208000005374 Poisoning Diseases 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 150000004703 alkoxides Chemical class 0.000 description 3
- 239000012986 chain transfer agent Substances 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 150000001845 chromium compounds Chemical class 0.000 description 3
- HQWPLXHWEZZGKY-UHFFFAOYSA-N diethylzinc Chemical group CC[Zn]CC HQWPLXHWEZZGKY-UHFFFAOYSA-N 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 229920001519 homopolymer Polymers 0.000 description 3
- 150000002431 hydrogen Chemical group 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 3
- 231100000572 poisoning Toxicity 0.000 description 3
- 230000000607 poisoning effect Effects 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000002195 soluble material Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- RFFLAFLAYFXFSW-UHFFFAOYSA-N 1,2-dichlorobenzene Chemical compound ClC1=CC=CC=C1Cl RFFLAFLAYFXFSW-UHFFFAOYSA-N 0.000 description 2
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 2
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 2
- NOBPYVGMURQTKS-UHFFFAOYSA-M O[Cr](O[Si](C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1)(=O)=O Chemical compound O[Cr](O[Si](C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1)(=O)=O NOBPYVGMURQTKS-UHFFFAOYSA-M 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- RXOABVHVQOSGEU-UHFFFAOYSA-N [O-]CCCC.C(CCC)[B+]CCCC Chemical compound [O-]CCCC.C(CCC)[B+]CCCC RXOABVHVQOSGEU-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- MVPPADPHJFYWMZ-UHFFFAOYSA-N chlorobenzene Chemical compound ClC1=CC=CC=C1 MVPPADPHJFYWMZ-UHFFFAOYSA-N 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 210000003298 dental enamel Anatomy 0.000 description 2
- 239000003085 diluting agent Substances 0.000 description 2
- QWHNJUXXYKPLQM-UHFFFAOYSA-N dimethyl cyclopentane Natural products CC1(C)CCCC1 QWHNJUXXYKPLQM-UHFFFAOYSA-N 0.000 description 2
- 230000009969 flowable effect Effects 0.000 description 2
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical group 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011147 inorganic material Substances 0.000 description 2
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 2
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- UAEPNZWRGJTJPN-UHFFFAOYSA-N methylcyclohexane Chemical compound CC1CCCCC1 UAEPNZWRGJTJPN-UHFFFAOYSA-N 0.000 description 2
- 125000001624 naphthyl group Chemical group 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002574 poison Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000000379 polymerizing effect Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052723 transition metal Inorganic materials 0.000 description 2
- 150000003624 transition metals Chemical class 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- PMJHHCWVYXUKFD-SNAWJCMRSA-N (E)-1,3-pentadiene Chemical compound C\C=C\C=C PMJHHCWVYXUKFD-SNAWJCMRSA-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
- 125000005916 2-methylpentyl group Chemical group 0.000 description 1
- 125000000094 2-phenylethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])C([H])([H])* 0.000 description 1
- PKXHXOTZMFCXSH-UHFFFAOYSA-N 3,3-dimethylbut-1-ene Chemical compound CC(C)(C)C=C PKXHXOTZMFCXSH-UHFFFAOYSA-N 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- CBIZFHGOOMMOJC-UHFFFAOYSA-N Br(=O)(=O)O[SiH3] Chemical compound Br(=O)(=O)O[SiH3] CBIZFHGOOMMOJC-UHFFFAOYSA-N 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- RZZDGFXBQNRTBZ-UHFFFAOYSA-N C=1C=CC=CC=1C[Si](CC=1C=CC=CC=1)(CC=1C=CC=CC=1)O[Cr](=O)(=O)O[Si](CC=1C=CC=CC=1)(CC=1C=CC=CC=1)CC1=CC=CC=C1 Chemical compound C=1C=CC=CC=1C[Si](CC=1C=CC=CC=1)(CC=1C=CC=CC=1)O[Cr](=O)(=O)O[Si](CC=1C=CC=CC=1)(CC=1C=CC=CC=1)CC1=CC=CC=C1 RZZDGFXBQNRTBZ-UHFFFAOYSA-N 0.000 description 1
- MNCITZYIZCFRPX-UHFFFAOYSA-N CC1=CC=CC([Si](O[Cr](=O)(=O)O[Si](C=2C(=C(C)C=CC=2)C)(C=2C(=C(C)C=CC=2)C)C=2C(=C(C)C=CC=2)C)(C=2C(=C(C)C=CC=2)C)C=2C(=C(C)C=CC=2)C)=C1C Chemical compound CC1=CC=CC([Si](O[Cr](=O)(=O)O[Si](C=2C(=C(C)C=CC=2)C)(C=2C(=C(C)C=CC=2)C)C=2C(=C(C)C=CC=2)C)(C=2C(=C(C)C=CC=2)C)C=2C(=C(C)C=CC=2)C)=C1C MNCITZYIZCFRPX-UHFFFAOYSA-N 0.000 description 1
- JQOATXDBTYKMEX-UHFFFAOYSA-N CC[Zn] Chemical compound CC[Zn] JQOATXDBTYKMEX-UHFFFAOYSA-N 0.000 description 1
- GYEFIJWMVDUNSH-UHFFFAOYSA-N Cc1c(C)c([SiH2]O[Cr](=O)(=O)O[SiH2]c2c(C)c(C)c(C)c3ccccc23)c2ccccc2c1C Chemical compound Cc1c(C)c([SiH2]O[Cr](=O)(=O)O[SiH2]c2c(C)c(C)c(C)c3ccccc23)c2ccccc2c1C GYEFIJWMVDUNSH-UHFFFAOYSA-N 0.000 description 1
- 208000005156 Dehydration Diseases 0.000 description 1
- SNRUBQQJIBEYMU-UHFFFAOYSA-N Dodecane Natural products CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- NHTMVDHEPJAVLT-UHFFFAOYSA-N Isooctane Chemical compound CC(C)CC(C)(C)C NHTMVDHEPJAVLT-UHFFFAOYSA-N 0.000 description 1
- 241000737052 Naso hexacanthus Species 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- UVWPJSOTFPUSKM-UHFFFAOYSA-M O[Cr](O[SiH](CC(C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1)CC(C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1)(=O)=O Chemical compound O[Cr](O[SiH](CC(C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1)CC(C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1)(=O)=O UVWPJSOTFPUSKM-UHFFFAOYSA-M 0.000 description 1
- 102100035593 POU domain, class 2, transcription factor 1 Human genes 0.000 description 1
- 101710084414 POU domain, class 2, transcription factor 1 Proteins 0.000 description 1
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 125000002877 alkyl aryl group Chemical group 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 229920006125 amorphous polymer Polymers 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 125000003710 aryl alkyl group Chemical group 0.000 description 1
- 150000005840 aryl radicals Chemical group 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000002619 bicyclic group Chemical group 0.000 description 1
- ICEQTWAHBIDMIH-UHFFFAOYSA-N bis(2-methylpropyl)alumanylium;2-methylpropan-1-olate Chemical compound CC(C)C[O-].CC(C)C[Al+]CC(C)C ICEQTWAHBIDMIH-UHFFFAOYSA-N 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
- 229910052796 boron Inorganic materials 0.000 description 1
- SHOVVTSKTTYFGP-UHFFFAOYSA-L butylaluminum(2+);dichloride Chemical compound CCCC[Al](Cl)Cl SHOVVTSKTTYFGP-UHFFFAOYSA-L 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- JLQUFIHWVLZVTJ-UHFFFAOYSA-N carbosulfan Chemical compound CCCCN(CCCC)SN(C)C(=O)OC1=CC=CC2=C1OC(C)(C)C2 JLQUFIHWVLZVTJ-UHFFFAOYSA-N 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 238000012733 comparative method Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000004210 cyclohexylmethyl group Chemical group [H]C([H])(*)C1([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C1([H])[H] 0.000 description 1
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- VTZJFPSWNQFPCQ-UHFFFAOYSA-N dibutylaluminum Chemical compound CCCC[Al]CCCC VTZJFPSWNQFPCQ-UHFFFAOYSA-N 0.000 description 1
- HJXBDPDUCXORKZ-UHFFFAOYSA-N diethylalumane Chemical compound CC[AlH]CC HJXBDPDUCXORKZ-UHFFFAOYSA-N 0.000 description 1
- YNLAOSYQHBDIKW-UHFFFAOYSA-M diethylaluminium chloride Chemical compound CC[Al](Cl)CC YNLAOSYQHBDIKW-UHFFFAOYSA-M 0.000 description 1
- QAIDPMSYQQBQTK-UHFFFAOYSA-N diethylgallium Chemical compound CC[Ga]CC QAIDPMSYQQBQTK-UHFFFAOYSA-N 0.000 description 1
- JATWNURBVSMZNY-UHFFFAOYSA-N dimethyl(propan-2-yloxy)indigane Chemical compound CC(C)O[In](C)C JATWNURBVSMZNY-UHFFFAOYSA-N 0.000 description 1
- JVSWJIKNEAIKJW-UHFFFAOYSA-N dimethyl-hexane Natural products CCCCCC(C)C JVSWJIKNEAIKJW-UHFFFAOYSA-N 0.000 description 1
- HIVRDDZUKVNKAO-UHFFFAOYSA-N diphenylalumane Chemical compound C1(=CC=CC=C1)[AlH]C1=CC=CC=C1 HIVRDDZUKVNKAO-UHFFFAOYSA-N 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 229920001038 ethylene copolymer Polymers 0.000 description 1
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- 230000008020 evaporation Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
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- 229910052733 gallium Inorganic materials 0.000 description 1
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- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 description 1
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 229920006158 high molecular weight polymer Polymers 0.000 description 1
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- 125000001183 hydrocarbyl group Chemical group 0.000 description 1
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- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
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- 238000002329 infrared spectrum Methods 0.000 description 1
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- GYNNXHKOJHMOHS-UHFFFAOYSA-N methyl-cycloheptane Natural products CC1CCCCCC1 GYNNXHKOJHMOHS-UHFFFAOYSA-N 0.000 description 1
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- 125000001421 myristyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000002868 norbornyl group Chemical group C12(CCC(CC1)C2)* 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
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- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 239000002685 polymerization catalyst Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
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- 150000003254 radicals Chemical class 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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- 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
- 239000011949 solid catalyst Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000001973 tert-pentyl group Chemical group [H]C([H])([H])C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 229950011008 tetrachloroethylene Drugs 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- IMRYETFJNLKUHK-UHFFFAOYSA-N traseolide Chemical compound CC1=C(C(C)=O)C=C2C(C(C)C)C(C)C(C)(C)C2=C1 IMRYETFJNLKUHK-UHFFFAOYSA-N 0.000 description 1
- 125000004665 trialkylsilyl group Chemical group 0.000 description 1
- PIILXFBHQILWPS-UHFFFAOYSA-N tributyltin Chemical compound CCCC[Sn](CCCC)CCCC PIILXFBHQILWPS-UHFFFAOYSA-N 0.000 description 1
- 125000002889 tridecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- MCULRUJILOGHCJ-UHFFFAOYSA-N triisobutylaluminium Chemical compound CC(C)C[Al](CC(C)C)CC(C)C MCULRUJILOGHCJ-UHFFFAOYSA-N 0.000 description 1
- LFXVBWRMVZPLFK-UHFFFAOYSA-N trioctylalumane Chemical compound CCCCCCCC[Al](CCCCCCCC)CCCCCCCC LFXVBWRMVZPLFK-UHFFFAOYSA-N 0.000 description 1
- 125000002948 undecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229930195735 unsaturated hydrocarbon Natural products 0.000 description 1
- 230000035899 viability Effects 0.000 description 1
- 239000011345 viscous material Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 125000005023 xylyl group Chemical group 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
-
- 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
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/02—Ethene
-
- 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
-
- 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
- Y10S526/902—Monomer polymerized in bulk in presence of transition metal containing catalyst
-
- 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
- Y10S526/905—Polymerization in presence of transition metal containing catalyst in presence of hydrogen
-
- 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
- Y10S526/912—Reaction medium purification
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US455975A US3324095A (en) | 1965-05-14 | 1965-05-14 | Polymerization process |
| US455941A US3324101A (en) | 1965-05-14 | 1965-05-14 | Olefin polymerization process and catalyst therefor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1645585A1 DE1645585A1 (de) | 1970-07-09 |
| DE1645585C2 true DE1645585C2 (de) | 1983-05-11 |
Family
ID=27038028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1645585A Expired DE1645585C2 (de) | 1965-05-14 | 1966-05-13 | Verfahren zur Homopolymerisation bzw. Mischpolymerisation von Äthylen |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US3324101A (cg-RX-API-DMAC7.html) |
| BE (1) | BE680954A (cg-RX-API-DMAC7.html) |
| DE (1) | DE1645585C2 (cg-RX-API-DMAC7.html) |
| DK (1) | DK130722B (cg-RX-API-DMAC7.html) |
| GB (1) | GB1146145A (cg-RX-API-DMAC7.html) |
| NL (2) | NL6606632A (cg-RX-API-DMAC7.html) |
| SE (1) | SE388863B (cg-RX-API-DMAC7.html) |
Families Citing this family (110)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3513150A (en) * | 1965-11-23 | 1970-05-19 | Mitsubishi Chem Ind | Method of manufacturing polyethylene |
| US3513151A (en) * | 1965-12-27 | 1970-05-19 | Owens Illinois Inc | Reaction product of metal oxides and hydrocarbylcyclosiloxanes and method of polymerization using same |
| US3474080A (en) * | 1966-06-27 | 1969-10-21 | Nat Distillers Chem Corp | Catalytic process for olefin polymerization |
| US3493554A (en) * | 1966-06-27 | 1970-02-03 | Nat Distillers Chem Corp | Olefin polymerization process employing a chromate catalyst |
| US3468865A (en) * | 1966-12-23 | 1969-09-23 | Owens Illinois Inc | Polymerization and catalysts |
| US3535297A (en) * | 1968-02-14 | 1970-10-20 | Union Carbide Corp | Polymerization of ethylene using supported activated chromyl chloride catalysts |
| GB1241134A (en) * | 1968-05-25 | 1971-07-28 | Mitsubishi Chem Ind | Olefin polymerisation catalyst |
| US3839313A (en) * | 1968-10-09 | 1974-10-01 | Montedison Spa | Catalysts for the polymerization of olefins |
| CA995396A (en) * | 1971-03-18 | 1976-08-17 | Robert N. Johnson | Catalyst modified with strong reducing agent and silane compounds and use in polymerization of olefins |
| FR2207145B1 (cg-RX-API-DMAC7.html) * | 1972-11-17 | 1975-09-12 | Naphtachimie Sa | |
| US3876554A (en) * | 1973-11-08 | 1975-04-08 | Chemplex Co | Organotin chromate polymerization catalyst |
| US4020092A (en) * | 1973-11-08 | 1977-04-26 | Chemplex Company | Compounds bis(tributyltin)chromate and bis(triphenyltin)chromate |
| US3884832A (en) * | 1974-02-04 | 1975-05-20 | Chemplex Co | Organotin chromate polymerization catalyst |
| SE392112B (sv) * | 1974-04-19 | 1977-03-14 | Unifos Kemi Ab | Lagtryckspolyetenkomposition innehallande fosfonsyraderivat |
| US4053435A (en) * | 1975-03-12 | 1977-10-11 | Gulf Research & Development Company | Catalysts for the polymerization of ethylene |
| US3984351A (en) * | 1975-03-14 | 1976-10-05 | National Petro Chemicals Corporation | Olefin polymerization catalyst |
| US4192775A (en) * | 1975-03-14 | 1980-03-11 | National Petro Chemicals Corporation | Olefin polymerization catalyst |
| US4031298A (en) * | 1975-06-30 | 1977-06-21 | Chemplex Company | Polymerization catalyst and method |
| IT1039828B (it) * | 1975-07-09 | 1979-12-10 | Montedison Spa | Componenti di catalizzatori perla polimerizzazione di olefine e catalizzatori da essi ottenuti |
| US3956257A (en) * | 1975-08-14 | 1976-05-11 | Phillips Petroleum Company | Hydrocarbylaluminum hydrocarbyloxide antifouling agent in olefin polymerization process |
| US4053437A (en) * | 1976-03-04 | 1977-10-11 | Chemplex Company | Polyolefin catalyst and method for its preparation |
| US4065612A (en) * | 1976-03-30 | 1977-12-27 | Union Carbide Corporation | Phenol modified polymerization catalyst and polymerization process |
| US4100105A (en) * | 1977-01-21 | 1978-07-11 | Union Carbide Corporation | Titanium-modified silyl chromate catalysts for ethylene polymerization |
| DE2802763A1 (de) * | 1978-01-23 | 1979-07-26 | Hoechst Ag | Verfahren zur herstellung eines katalysators |
| US4297461A (en) * | 1979-06-08 | 1981-10-27 | National Petro Chemicals Corp. | Olefin polymerization catalyst |
| US4260706A (en) * | 1979-06-21 | 1981-04-07 | National Petro Chemicals Corp. | Olefin polymerization catalyst |
| US4460755A (en) * | 1982-09-30 | 1984-07-17 | Union Carbide Corporation | Direct conversion of a polymerization reaction catalyzed by a Ziegler-type catalyst into one catalyzed by a chromium-based catalyst |
| US4806513A (en) * | 1984-05-29 | 1989-02-21 | Phillips Petroleum Company | Silicon and fluorine-treated alumina containing a chromium catalyst and method of producing same |
| US4540757A (en) * | 1984-10-01 | 1985-09-10 | Phillips Petroleum Company | Polymerization and catalyst |
| US4560733A (en) * | 1984-10-01 | 1985-12-24 | Phillips Petroleum Company | Polymerization and catalyst |
| US4803251A (en) | 1987-11-04 | 1989-02-07 | Union Carbide Corporation | Method for reducing sheeting during polymerization of alpha-olefins |
| CA2020509C (en) * | 1989-08-10 | 1998-04-28 | William K. Reagen | Chromium compounds and uses thereof |
| US5034364A (en) * | 1989-11-09 | 1991-07-23 | Mobil Oil Corporation | Multiple chromium compound-containing catalyst composition and olefin polymerization therewith |
| FI902123L (fi) * | 1990-04-26 | 1991-10-27 | Neste Oy | Oevergaongsmetallbaserad katalysator foer polymerisation och kopolymerisation av olefiner, dess framstaellning och anvaendning. |
| US5137994A (en) * | 1991-05-23 | 1992-08-11 | Union Carbide Chemicals & Plastics Technology Corporation | Process for the simultaneous trimerization and copolymerization of ethylene |
| US5443874A (en) * | 1993-05-24 | 1995-08-22 | Mitsubishi Petrochemical Co., Ltd. | Hollow multi-layer molding |
| CN1166701C (zh) | 1998-12-29 | 2004-09-15 | 切夫里昂菲利普化学有限责任公司 | 改进的铬酸酯催化剂及用其生产高性能聚乙烯产品的方法 |
| CZ288056B6 (cs) * | 1999-04-08 | 2001-04-11 | Polymer Institute Brno, Spol. S R. O. | Způsob přípravy kopolymerů ethylenu vhodných pro výrobu fólií nebo trubek |
| ES2399364T3 (es) * | 2002-10-02 | 2013-03-27 | Dow Global Technologies Llc | Composiciones poliméricas que comprenden un extendedor de etileno/alfa-olefina homogéneamente ramificado, de baja viscosidad |
| US20100291334A1 (en) * | 2002-12-27 | 2010-11-18 | Univation Technologies, Llc | Broad Molecular Weight Polyethylene Having Improved Properties |
| US6989344B2 (en) * | 2002-12-27 | 2006-01-24 | Univation Technologies, Llc | Supported chromium oxide catalyst for the production of broad molecular weight polyethylene |
| US20040167015A1 (en) * | 2003-02-26 | 2004-08-26 | Cann Kevin J. | Production of broad molecular weight polyethylene |
| AU2004232695A1 (en) * | 2003-03-28 | 2004-11-04 | Union Carbide Chemicals & Plastics Technology Corporation | Chromium-based catalysts in mineral oil for production of polyethylene |
| US6982304B2 (en) * | 2003-12-22 | 2006-01-03 | Union Carbide Chemicals & Plastics Technology Corporation | Blow molding resins with improved ESCR |
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| WO2010080871A1 (en) | 2009-01-08 | 2010-07-15 | Univation Technologies, Llc | Additive for gas phase polymerization processes |
| EP2451848A1 (en) * | 2009-07-09 | 2012-05-16 | Union Carbide Chemicals & Plastics Technology LLC | Enhanced condensed mode operation in method of producing polyofefins with chromium based catalysts |
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| BE637740A (cg-RX-API-DMAC7.html) * | ||||
| US2863891A (en) * | 1955-03-18 | 1958-12-09 | Little Inc A | Metal organo-silyl esters |
| US2882264A (en) * | 1955-10-10 | 1959-04-14 | Dow Chemical Co | Polymerization of ethylene |
| US2981725A (en) * | 1955-11-16 | 1961-04-25 | Shell Oil Co | Process for polymerizing olefins |
| US2898328A (en) * | 1956-07-10 | 1959-08-04 | Ici Ltd | Polymerisation of olefins |
| NL103354C (cg-RX-API-DMAC7.html) * | 1957-06-28 | |||
| NL109640C (cg-RX-API-DMAC7.html) * | 1959-01-27 | |||
| US2994711A (en) * | 1959-08-10 | 1961-08-01 | Nat Distillers Chem Corp | Triorganosiloxymetal oxides |
| US3046268A (en) * | 1959-09-22 | 1962-07-24 | Nat Distillers Chem Corp | Catalytic process for polymerizaing ethylenically unsaturated hydrocarbons |
| US3046267A (en) * | 1959-09-22 | 1962-07-24 | Nat Distillers Chem Corp | Catalytic process for polymerizing ethylenically unsaturated hydrocarbons |
| NL128841C (cg-RX-API-DMAC7.html) * | 1963-06-21 |
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- 1966-05-12 SE SE6606530A patent/SE388863B/xx unknown
- 1966-05-13 GB GB21449/66A patent/GB1146145A/en not_active Expired
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- 1966-05-13 DK DK246866AA patent/DK130722B/da unknown
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| NL135065C (cg-RX-API-DMAC7.html) | |
| DK130722B (da) | 1975-04-01 |
| US3324095A (en) | 1967-06-06 |
| BE680954A (cg-RX-API-DMAC7.html) | 1966-11-14 |
| US3324101A (en) | 1967-06-06 |
| GB1146145A (en) | 1969-03-19 |
| NL6606632A (cg-RX-API-DMAC7.html) | 1966-11-15 |
| DK130722C (cg-RX-API-DMAC7.html) | 1975-09-01 |
| DE1645585A1 (de) | 1970-07-09 |
| SE388863B (sv) | 1976-10-18 |
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