ZA200607645B - Method for online estimation of reactor split for multimodal polyolefins - Google Patents

Method for online estimation of reactor split for multimodal polyolefins Download PDF

Info

Publication number: ZA200607645B
Authority: ZA; South Africa
Prior art keywords: reactor; split; monomer; catalyst; incorporation
Prior art date: 2004-04-13

Application number

ZA200607645A

Other languages

English (en)

Inventor

John R Parrish

Mark G Goode

William H Sachs

Jeffrey Drabish

Original Assignee

Univation Tech Llc

Priority date (The priority date 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 date listed.)

2004-04-13

Filing date

2006-09-12

Publication date

2008-06-25

2006-09-12 Application filed by Univation Tech Llc filed Critical Univation Tech Llc

2008-06-25 Publication of ZA200607645B publication Critical patent/ZA200607645B/en

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
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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

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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)

ZA200607645A 2004-04-13 2006-09-12 Method for online estimation of reactor split for multimodal polyolefins ZA200607645B (en)

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 (de)
EP (1)	EP1735351B1 (de)
JP (1)	JP2007532752A (de)
KR (1)	KR20070015401A (de)
CN (2)	CN101265305A (de)
AT (1)	ATE471948T1 (de)
AU (1)	AU2005235984A1 (de)
BR (1)	BRPI0509840B1 (de)
CA (1)	CA2562574A1 (de)
DE (1)	DE602005021960D1 (de)
ES (1)	ES2347802T3 (de)
MX (1)	MXPA06011927A (de)
MY (1)	MY134426A (de)
RU (1)	RU2345091C2 (de)
TW (1)	TW200604211A (de)
WO (1)	WO2005103090A1 (de)
ZA (1)	ZA200607645B (de)

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* Cited by examiner, † Cited by third party
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MY162422A (en) *	2010-10-08	2017-06-15	Arlanxeo Deutschland Gmbh	Activity monitoring and polymerization process control
US9926390B2 (en)	2012-09-28	2018-03-27	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
EP3209722A2 (de)	2014-10-21	2017-08-30	Nova Chemicals (International) S.A.	Ethyleninterpolymerprodukt mit verdünnungsindex
CA2868640C (en)	2014-10-21	2021-10-26	Nova Chemicals Corporation	Solution polymerization process
WO2017215836A1 (en) *	2016-06-17	2017-12-21	Sabic Global Technologies B.V.	Method of controlling and system for manufacturing multimodal high density polyethylene
WO2018045231A1 (en)	2016-08-31	2018-03-08	Advanced Polymer Monitoring Technologies, Inc., Dba/Fluence Analytics	Device and methods to actively control the production of multi-stage polymer production
CA3041567A1 (en)	2016-10-28	2018-05-03	Univation Technologies, Llc	Controlling reactor split and a product parameter
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Also Published As

Publication number	Publication date
WO2005103090A1 (en)	2005-11-03
EP1735351A4 (de)	2009-11-04
MXPA06011927A (es)	2007-01-26
CN1942485A (zh)	2007-04-04
US20050228543A1 (en)	2005-10-13
BRPI0509840A (pt)	2007-10-16
JP2007532752A (ja)	2007-11-15
ATE471948T1 (de)	2010-07-15
TW200604211A (en)	2006-02-01
RU2006139820A (ru)	2008-05-20
AU2005235984A1 (en)	2005-11-03
RU2345091C2 (ru)	2009-01-27
MY134426A (en)	2007-12-31
ES2347802T3 (es)	2010-11-04
EP1735351A1 (de)	2006-12-27
BRPI0509840B1 (pt)	2016-03-15
US6988022B2 (en)	2006-01-17
CA2562574A1 (en)	2005-11-03
CN100488987C (zh)	2009-05-20
CN101265305A (zh)	2008-09-17
EP1735351B1 (de)	2010-06-23
KR20070015401A (ko)	2007-02-02
DE602005021960D1 (de)	2010-08-05

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