ZA200607645B - Method for online estimation of reactor split for multimodal polyolefins - Google Patents
Method for online estimation of reactor split for multimodal polyolefins Download PDFInfo
- Publication number
- ZA200607645B ZA200607645B ZA200607645A ZA200607645A ZA200607645B ZA 200607645 B ZA200607645 B ZA 200607645B ZA 200607645 A ZA200607645 A ZA 200607645A ZA 200607645 A ZA200607645 A ZA 200607645A ZA 200607645 B ZA200607645 B ZA 200607645B
- Authority
- ZA
- South Africa
- Prior art keywords
- reactor
- split
- monomer
- catalyst
- incorporation
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 81
- 229920000098 polyolefin Polymers 0.000 title description 6
- 239000003054 catalyst Substances 0.000 claims abstract description 103
- 229920000642 polymer Polymers 0.000 claims abstract description 79
- 239000000178 monomer Substances 0.000 claims abstract description 73
- 239000000203 mixture Substances 0.000 claims abstract description 60
- 238000010348 incorporation Methods 0.000 claims abstract description 59
- 239000000376 reactant Substances 0.000 claims abstract description 55
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 43
- 238000004519 manufacturing process Methods 0.000 claims description 48
- 229920005989 resin Polymers 0.000 claims description 43
- 239000011347 resin Substances 0.000 claims description 43
- 238000006243 chemical reaction Methods 0.000 claims description 35
- 230000002902 bimodal effect Effects 0.000 claims description 28
- -1 polyethylene Polymers 0.000 claims description 19
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 17
- 239000005977 Ethylene Substances 0.000 claims description 15
- 239000004698 Polyethylene Substances 0.000 claims description 14
- 239000001257 hydrogen Substances 0.000 claims description 14
- 229910052739 hydrogen Inorganic materials 0.000 claims description 14
- 229920000573 polyethylene Polymers 0.000 claims description 11
- 239000012968 metallocene catalyst Substances 0.000 claims description 6
- 230000000704 physical effect Effects 0.000 claims description 6
- 230000000737 periodic effect Effects 0.000 claims description 5
- 230000000379 polymerizing effect Effects 0.000 claims description 5
- 229920001903 high density polyethylene Polymers 0.000 claims description 4
- FTQWRYSLUYAIRQ-UHFFFAOYSA-N n-[(octadecanoylamino)methyl]octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(=O)NCNC(=O)CCCCCCCCCCCCCCCCC FTQWRYSLUYAIRQ-UHFFFAOYSA-N 0.000 claims description 4
- 238000004587 chromatography analysis Methods 0.000 claims description 3
- 239000004700 high-density polyethylene Substances 0.000 claims description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 2
- 230000001186 cumulative effect Effects 0.000 abstract description 9
- 239000004711 α-olefin Substances 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 46
- 239000007789 gas Substances 0.000 description 25
- 230000008569 process Effects 0.000 description 18
- LIKMAJRDDDTEIG-UHFFFAOYSA-N 1-hexene Chemical compound CCCCC=C LIKMAJRDDDTEIG-UHFFFAOYSA-N 0.000 description 17
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 13
- 238000009826 distribution Methods 0.000 description 12
- 239000000463 material Substances 0.000 description 12
- 238000001542 size-exclusion chromatography Methods 0.000 description 11
- 238000004458 analytical method Methods 0.000 description 10
- 239000007788 liquid Substances 0.000 description 10
- 229920001577 copolymer Polymers 0.000 description 8
- 238000005259 measurement Methods 0.000 description 8
- 150000001993 dienes Chemical class 0.000 description 7
- 241000894007 species Species 0.000 description 7
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 6
- 150000001336 alkenes Chemical class 0.000 description 6
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 6
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 6
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 6
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 6
- 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 5
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 5
- INYHZQLKOKTDAI-UHFFFAOYSA-N 5-ethenylbicyclo[2.2.1]hept-2-ene Chemical compound C1C2C(C=C)CC1C=C2 INYHZQLKOKTDAI-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- QQONPFPTGQHPMA-UHFFFAOYSA-N Propene Chemical compound CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 229920001897 terpolymer Polymers 0.000 description 4
- OJOWICOBYCXEKR-APPZFPTMSA-N (1S,4R)-5-ethylidenebicyclo[2.2.1]hept-2-ene Chemical compound CC=C1C[C@@H]2C[C@@H]1C=C2 OJOWICOBYCXEKR-APPZFPTMSA-N 0.000 description 3
- PRBHEGAFLDMLAL-GQCTYLIASA-N (4e)-hexa-1,4-diene Chemical compound C\C=C\CC=C PRBHEGAFLDMLAL-GQCTYLIASA-N 0.000 description 3
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 3
- WTQBISBWKRKLIJ-UHFFFAOYSA-N 5-methylidenebicyclo[2.2.1]hept-2-ene Chemical compound C1C2C(=C)CC1C=C2 WTQBISBWKRKLIJ-UHFFFAOYSA-N 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000005227 gel permeation chromatography Methods 0.000 description 3
- 229920001684 low density polyethylene Polymers 0.000 description 3
- SJYNFBVQFBRSIB-UHFFFAOYSA-N norbornadiene Chemical compound C1=CC2C=CC1C2 SJYNFBVQFBRSIB-UHFFFAOYSA-N 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 239000013598 vector Substances 0.000 description 3
- 229920001866 very low density polyethylene Polymers 0.000 description 3
- ZGEGCLOFRBLKSE-UHFFFAOYSA-N 1-Heptene Chemical compound CCCCCC=C ZGEGCLOFRBLKSE-UHFFFAOYSA-N 0.000 description 2
- CRSBERNSMYQZNG-UHFFFAOYSA-N 1-dodecene Chemical compound CCCCCCCCCCC=C CRSBERNSMYQZNG-UHFFFAOYSA-N 0.000 description 2
- FUDNBFMOXDUIIE-UHFFFAOYSA-N 3,7-dimethylocta-1,6-diene Chemical compound C=CC(C)CCC=C(C)C FUDNBFMOXDUIIE-UHFFFAOYSA-N 0.000 description 2
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 239000004708 Very-low-density polyethylene Substances 0.000 description 2
- 150000001408 amides Chemical class 0.000 description 2
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 229940069096 dodecene Drugs 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005243 fluidization Methods 0.000 description 2
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 2
- 229920000092 linear low density polyethylene Polymers 0.000 description 2
- 239000004707 linear low-density polyethylene Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000004702 low-density polyethylene Substances 0.000 description 2
- 229920001179 medium density polyethylene Polymers 0.000 description 2
- 239000004701 medium-density polyethylene Substances 0.000 description 2
- TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000000053 physical method Methods 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RJUCIROUEDJQIB-GQCTYLIASA-N (6e)-octa-1,6-diene Chemical compound C\C=C\CCCC=C RJUCIROUEDJQIB-GQCTYLIASA-N 0.000 description 1
- VYXHVRARDIDEHS-UHFFFAOYSA-N 1,5-cyclooctadiene Chemical compound C1CC=CCCC=C1 VYXHVRARDIDEHS-UHFFFAOYSA-N 0.000 description 1
- 239000004912 1,5-cyclooctadiene Substances 0.000 description 1
- FUJQSNBYXCNHEW-UHFFFAOYSA-N 1-ethenylcyclododecene Chemical compound C=CC1=CCCCCCCCCCC1 FUJQSNBYXCNHEW-UHFFFAOYSA-N 0.000 description 1
- SDRZFSPCVYEJTP-UHFFFAOYSA-N 1-ethenylcyclohexene Chemical compound C=CC1=CCCCC1 SDRZFSPCVYEJTP-UHFFFAOYSA-N 0.000 description 1
- KTNBSFJZASJUKB-UHFFFAOYSA-N 1-ethenylcyclooctene Chemical compound C=CC1=CCCCCCC1 KTNBSFJZASJUKB-UHFFFAOYSA-N 0.000 description 1
- PPWUTZVGSFPZOC-UHFFFAOYSA-N 1-methyl-2,3,3a,4-tetrahydro-1h-indene Chemical compound C1C=CC=C2C(C)CCC21 PPWUTZVGSFPZOC-UHFFFAOYSA-N 0.000 description 1
- ABEXEQSGABRUHS-UHFFFAOYSA-N 16-methylheptadecyl 16-methylheptadecanoate Chemical compound CC(C)CCCCCCCCCCCCCCCOC(=O)CCCCCCCCCCCCCCC(C)C ABEXEQSGABRUHS-UHFFFAOYSA-N 0.000 description 1
- YXRZFCBXBJIBAP-UHFFFAOYSA-N 2,6-dimethylocta-1,7-diene Chemical compound C=CC(C)CCCC(C)=C YXRZFCBXBJIBAP-UHFFFAOYSA-N 0.000 description 1
- BLDFSDCBQJUWFG-UHFFFAOYSA-N 2-(methylamino)-1,2-diphenylethanol Chemical compound C=1C=CC=CC=1C(NC)C(O)C1=CC=CC=C1 BLDFSDCBQJUWFG-UHFFFAOYSA-N 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
- YHQXBTXEYZIYOV-UHFFFAOYSA-N 3-methylbut-1-ene Chemical compound CC(C)C=C YHQXBTXEYZIYOV-UHFFFAOYSA-N 0.000 description 1
- UFERIGCCDYCZLN-UHFFFAOYSA-N 3a,4,7,7a-tetrahydro-1h-indene Chemical compound C1C=CCC2CC=CC21 UFERIGCCDYCZLN-UHFFFAOYSA-N 0.000 description 1
- BBDKZWKEPDTENS-UHFFFAOYSA-N 4-Vinylcyclohexene Chemical compound C=CC1CCC=CC1 BBDKZWKEPDTENS-UHFFFAOYSA-N 0.000 description 1
- BDEXHIMNEUYKBS-UHFFFAOYSA-N 5-cyclopent-2-en-1-ylbicyclo[2.2.1]hept-2-ene Chemical compound C1=CCCC1C1C(C=C2)CC2C1 BDEXHIMNEUYKBS-UHFFFAOYSA-N 0.000 description 1
- VSQLAQKFRFTMNS-UHFFFAOYSA-N 5-methylhexa-1,4-diene Chemical compound CC(C)=CCC=C VSQLAQKFRFTMNS-UHFFFAOYSA-N 0.000 description 1
- CJQNJRMLJAAXOS-UHFFFAOYSA-N 5-prop-1-enylbicyclo[2.2.1]hept-2-ene Chemical compound C1C2C(C=CC)CC1C=C2 CJQNJRMLJAAXOS-UHFFFAOYSA-N 0.000 description 1
- UGJBFMMPNVKBPX-UHFFFAOYSA-N 5-propan-2-ylidenebicyclo[2.2.1]hept-2-ene Chemical compound C1C2C(=C(C)C)CC1C=C2 UGJBFMMPNVKBPX-UHFFFAOYSA-N 0.000 description 1
- 102100025142 Beta-microseminoprotein Human genes 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 101000576812 Homo sapiens Beta-microseminoprotein Proteins 0.000 description 1
- 241000764238 Isis Species 0.000 description 1
- 241001028048 Nicola Species 0.000 description 1
- 229920002367 Polyisobutene Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 125000002723 alicyclic group Chemical group 0.000 description 1
- 125000003342 alkenyl group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000001118 alkylidene group Chemical group 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- HGCIXCUEYOPUTN-UHFFFAOYSA-N cis-cyclohexene Natural products C1CCC=CC1 HGCIXCUEYOPUTN-UHFFFAOYSA-N 0.000 description 1
- 229920006026 co-polymeric resin Polymers 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 125000000392 cycloalkenyl group Chemical group 0.000 description 1
- ZLLMHFVWHQSIIV-UHFFFAOYSA-N cyclododeca-1,7-diene Chemical compound C1CCC=CCCCCC=CC1 ZLLMHFVWHQSIIV-UHFFFAOYSA-N 0.000 description 1
- UVJHQYIOXKWHFD-UHFFFAOYSA-N cyclohexa-1,4-diene Chemical compound C1C=CCC=C1 UVJHQYIOXKWHFD-UHFFFAOYSA-N 0.000 description 1
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 1
- 238000005315 distribution function Methods 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000012685 gas phase polymerization Methods 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 238000005417 image-selected in vivo spectroscopy Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 238000012739 integrated shape imaging system Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 150000002848 norbornenes Chemical class 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 239000002685 polymerization catalyst Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- UAJUXJSXCLUTNU-UHFFFAOYSA-N pranlukast Chemical compound C=1C=C(OCCCCC=2C=CC=CC=2)C=CC=1C(=O)NC(C=1)=CC=C(C(C=2)=O)C=1OC=2C=1N=NNN=1 UAJUXJSXCLUTNU-UHFFFAOYSA-N 0.000 description 1
- 229960004583 pranlukast Drugs 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
-
- 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
- C08F10/02—Ethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00243—Mathematical modelling
-
- 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
-
- 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
- C08F2400/00—Characteristics for processes of polymerization
- C08F2400/02—Control or adjustment of polymerization parameters
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/823,189 US6988022B2 (en) | 2004-04-13 | 2004-04-13 | Method for online estimation of reactor split for multimodal polyolefins |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200607645B true ZA200607645B (en) | 2008-06-25 |
Family
ID=35061636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200607645A ZA200607645B (en) | 2004-04-13 | 2006-09-12 | Method for online estimation of reactor split for multimodal polyolefins |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US6988022B2 (zh) |
| EP (1) | EP1735351B1 (zh) |
| JP (1) | JP2007532752A (zh) |
| KR (1) | KR20070015401A (zh) |
| CN (2) | CN101265305A (zh) |
| AT (1) | ATE471948T1 (zh) |
| AU (1) | AU2005235984A1 (zh) |
| BR (1) | BRPI0509840B1 (zh) |
| CA (1) | CA2562574A1 (zh) |
| DE (1) | DE602005021960D1 (zh) |
| ES (1) | ES2347802T3 (zh) |
| MX (1) | MXPA06011927A (zh) |
| MY (1) | MY134426A (zh) |
| RU (1) | RU2345091C2 (zh) |
| TW (1) | TW200604211A (zh) |
| WO (1) | WO2005103090A1 (zh) |
| ZA (1) | ZA200607645B (zh) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103189402B (zh) * | 2010-10-08 | 2016-05-25 | 朗盛德国有限责任公司 | 活性监控和聚合过程控制 |
| EP2900700B1 (en) | 2012-09-28 | 2022-12-07 | Ineos Europe AG | Method for production of polymer |
| WO2014048892A1 (en) * | 2012-09-28 | 2014-04-03 | Ineos Europe Ag | Method for production of polymer |
| CN104268434B (zh) * | 2014-10-17 | 2018-10-26 | 华东理工大学 | 一种聚烯烃微观结构的预测方法 |
| WO2016063205A2 (en) | 2014-10-21 | 2016-04-28 | Nova Chemicals (International) S.A. | Dilution index |
| CA2868640C (en) | 2014-10-21 | 2021-10-26 | Nova Chemicals Corporation | Solution polymerization process |
| EP3472211B1 (en) * | 2016-06-17 | 2020-04-15 | SABIC Global Technologies B.V. | Method of controlling and system for manufacturing multimodal high density polyethylene |
| JP2019529610A (ja) * | 2016-08-31 | 2019-10-17 | アドヴァンスド ポリマー モニタリング テクノロジーズ インコーポレイテッド，ディービーエー／フルエンス アナリティクスＡｄｖａｎｃｅｄ Ｐｏｌｙｍｅｒ Ｍｏｎｉｔｏｒｉｎｇ Ｔｅｃｈｎｏｌｏｇｉｅｓ，Ｉｎｃ．，Ｄｂａ／Ｆｌｕｅｎｃｅ Ａｎａｌｙｔｉｃｓ | 多段階ポリマー生成の生成を効果的に制御するための装置及び方法 |
| US11299563B2 (en) | 2016-10-28 | 2022-04-12 | Univation Technologies, Llc | Controlling reactor split and a product parameter |
| US10329412B2 (en) | 2017-02-16 | 2019-06-25 | Nova Chemicals (International) S.A. | Caps and closures |
| WO2019190841A1 (en) * | 2018-03-28 | 2019-10-03 | Univation Technologies, Llc | Controlling a polymerization reaction |
| US10882987B2 (en) | 2019-01-09 | 2021-01-05 | Nova Chemicals (International) S.A. | Ethylene interpolymer products having intermediate branching |
| CN115160468B (zh) * | 2022-08-11 | 2023-08-25 | 浙江京博聚烯烃新材料有限公司 | 一种用于制备共聚组成可控的聚烯烃材料的聚合方法 |
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| US3177138A (en) * | 1960-05-02 | 1965-04-06 | Phillips Petroleum Co | Process control by gas chromatography |
| US3356667A (en) * | 1963-10-22 | 1967-12-05 | Phillips Petroleum Co | Process control |
| US3636326A (en) * | 1970-07-24 | 1972-01-18 | Phillips Petroleum Co | Control system for polymerization reactors |
| US3972804A (en) * | 1974-10-02 | 1976-08-03 | Universal Oil Products Company | Control of hydrogen/hydrocarbon mole ratio in hydrogen-consuming process |
| US3974064A (en) * | 1974-10-02 | 1976-08-10 | Universal Oil Products Company | Control of hydrogen/hydrocarbon mole ratio and the control system therefor |
| JPS55142008A (en) * | 1979-04-23 | 1980-11-06 | Mitsui Petrochem Ind Ltd | Preparation of polyolefin |
| JP2799035B2 (ja) | 1990-03-16 | 1998-09-17 | 富士通株式会社 | 半導体装置の製造方法 |
| US6042790A (en) * | 1993-02-08 | 2000-03-28 | Phillips Petroleum Company | Apparatus for maintaining unreacted monomer concentration in a polymerization reactor |
| US5627242A (en) * | 1996-03-28 | 1997-05-06 | Union Carbide Chemicals & Plastics Technology Corporation | Process for controlling gas phase fluidized bed polymerization reactor |
| US5844054A (en) * | 1997-03-21 | 1998-12-01 | Samples; Paul Kevin | Process control in the presence of chromium based catalysts |
| KR100600256B1 (ko) * | 1999-09-16 | 2006-07-13 | 텍사스 페트로케미칼스 엘피 | 폴리올레핀 생성물을 제조하기 위한 방법 |
| US6399722B1 (en) * | 1999-12-01 | 2002-06-04 | Univation Technologies, Llc | Solution feed of multiple catalysts |
| BR9906022A (pt) | 1999-12-30 | 2001-09-25 | Opp Petroquimica S A | Processo para a produção controlada de polietileno e seus copolìmeros |
| KR20040034736A (ko) * | 2001-09-11 | 2004-04-28 | 엑손모빌 케미칼 패턴츠 인코포레이티드 | 폴리올레핀의 제조 방법 |
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2004
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2005
- 2005-03-08 AT AT05724931T patent/ATE471948T1/de not_active IP Right Cessation
- 2005-03-08 DE DE602005021960T patent/DE602005021960D1/de active Active
- 2005-03-08 RU RU2006139820/04A patent/RU2345091C2/ru not_active IP Right Cessation
- 2005-03-08 CA CA002562574A patent/CA2562574A1/en not_active Abandoned
- 2005-03-08 MX MXPA06011927A patent/MXPA06011927A/es active IP Right Grant
- 2005-03-08 JP JP2007508344A patent/JP2007532752A/ja active Pending
- 2005-03-08 KR KR1020067021153A patent/KR20070015401A/ko not_active Application Discontinuation
- 2005-03-08 CN CNA2008100949586A patent/CN101265305A/zh active Pending
- 2005-03-08 WO PCT/US2005/007498 patent/WO2005103090A1/en active Application Filing
- 2005-03-08 ES ES05724931T patent/ES2347802T3/es active Active
- 2005-03-08 BR BRPI0509840A patent/BRPI0509840B1/pt not_active IP Right Cessation
- 2005-03-08 CN CNB200580011203XA patent/CN100488987C/zh active Active
- 2005-03-08 AU AU2005235984A patent/AU2005235984A1/en not_active Abandoned
- 2005-03-08 EP EP05724931A patent/EP1735351B1/en not_active Not-in-force
- 2005-03-28 TW TW094109608A patent/TW200604211A/zh unknown
- 2005-04-11 MY MYPI20051606A patent/MY134426A/en unknown
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- 2006-09-12 ZA ZA200607645A patent/ZA200607645B/en unknown
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|---|---|
| WO2005103090A1 (en) | 2005-11-03 |
| TW200604211A (en) | 2006-02-01 |
| MY134426A (en) | 2007-12-31 |
| RU2345091C2 (ru) | 2009-01-27 |
| ATE471948T1 (de) | 2010-07-15 |
| EP1735351B1 (en) | 2010-06-23 |
| AU2005235984A1 (en) | 2005-11-03 |
| US20050228543A1 (en) | 2005-10-13 |
| CA2562574A1 (en) | 2005-11-03 |
| CN100488987C (zh) | 2009-05-20 |
| CN101265305A (zh) | 2008-09-17 |
| CN1942485A (zh) | 2007-04-04 |
| BRPI0509840B1 (pt) | 2016-03-15 |
| DE602005021960D1 (de) | 2010-08-05 |
| KR20070015401A (ko) | 2007-02-02 |
| JP2007532752A (ja) | 2007-11-15 |
| EP1735351A1 (en) | 2006-12-27 |
| EP1735351A4 (en) | 2009-11-04 |
| MXPA06011927A (es) | 2007-01-26 |
| RU2006139820A (ru) | 2008-05-20 |
| ES2347802T3 (es) | 2010-11-04 |
| US6988022B2 (en) | 2006-01-17 |
| BRPI0509840A (pt) | 2007-10-16 |
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