ES2592184T3 - Proceso de polimerización para preparar polietileno de baja densidad - Google Patents
Proceso de polimerización para preparar polietileno de baja densidad Download PDFInfo
- Publication number
- ES2592184T3 ES2592184T3 ES11763825.4T ES11763825T ES2592184T3 ES 2592184 T3 ES2592184 T3 ES 2592184T3 ES 11763825 T ES11763825 T ES 11763825T ES 2592184 T3 ES2592184 T3 ES 2592184T3
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- Prior art keywords
- zone
- reactor
- mek
- polymer
- autoclave
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- 238000006116 polymerization reaction Methods 0.000 title abstract description 12
- 229920001684 low density polyethylene Polymers 0.000 title 1
- 239000004702 low-density polyethylene Substances 0.000 title 1
- 229920000642 polymer Polymers 0.000 abstract description 39
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract description 19
- 239000005977 Ethylene Substances 0.000 abstract description 19
- 239000012986 chain transfer agent Substances 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 9
- 238000012546 transfer Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 5
- 239000007795 chemical reaction product Substances 0.000 abstract 3
- 230000001747 exhibiting effect Effects 0.000 abstract 1
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 23
- 238000006243 chemical reaction Methods 0.000 description 15
- 238000000518 rheometry Methods 0.000 description 12
- 239000000835 fiber Substances 0.000 description 11
- 239000000203 mixture Substances 0.000 description 11
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 8
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 description 8
- 239000003999 initiator Substances 0.000 description 8
- 150000003254 radicals Chemical class 0.000 description 8
- WYKYCHHWIJXDAO-UHFFFAOYSA-N tert-butyl 2-ethylhexaneperoxoate Chemical compound CCCCC(CC)C(=O)OOC(C)(C)C WYKYCHHWIJXDAO-UHFFFAOYSA-N 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 6
- 238000010926 purge Methods 0.000 description 5
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 229920001169 thermoplastic Polymers 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 2
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- PCBOWMZAEDDKNH-HOTGVXAUSA-N [4-(trifluoromethoxy)phenyl]methyl (3as,6as)-2-(3-fluoro-4-sulfamoylbenzoyl)-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole-5-carboxylate Chemical compound C1=C(F)C(S(=O)(=O)N)=CC=C1C(=O)N1C[C@H]2CN(C(=O)OCC=3C=CC(OC(F)(F)F)=CC=3)C[C@@H]2C1 PCBOWMZAEDDKNH-HOTGVXAUSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 238000003490 calendering Methods 0.000 description 2
- -1 expanders Substances 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003607 modifier Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- AZUYLZMQTIKGSC-UHFFFAOYSA-N 1-[6-[4-(5-chloro-6-methyl-1H-indazol-4-yl)-5-methyl-3-(1-methylindazol-5-yl)pyrazol-1-yl]-2-azaspiro[3.3]heptan-2-yl]prop-2-en-1-one Chemical compound ClC=1C(=C2C=NNC2=CC=1C)C=1C(=NN(C=1C)C1CC2(CN(C2)C(C=C)=O)C1)C=1C=C2C=NN(C2=CC=1)C AZUYLZMQTIKGSC-UHFFFAOYSA-N 0.000 description 1
- 241000954177 Bangana ariza Species 0.000 description 1
- 239000004604 Blowing Agent Substances 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 239000004831 Hot glue Substances 0.000 description 1
- 239000004609 Impact Modifier Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000005576 amination reaction Methods 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 150000001540 azides Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
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- 238000005266 casting Methods 0.000 description 1
- 238000007385 chemical modification Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000010968 computed tomography angiography Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009501 film coating Methods 0.000 description 1
- 239000007888 film coating Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000026030 halogenation Effects 0.000 description 1
- 238000005658 halogenation reaction Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000012784 inorganic fiber Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000001282 iso-butane Substances 0.000 description 1
- 235000013847 iso-butane Nutrition 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 229920005615 natural polymer Polymers 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000012255 powdered metal Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 238000001175 rotational moulding Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 229920006300 shrink film Polymers 0.000 description 1
- 239000004460 silage Substances 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006277 sulfonation reaction Methods 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 238000007666 vacuum forming Methods 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F10/02—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
- C08F2/00—Processes of polymerisation
- C08F2/01—Processes of polymerisation characterised by special features of the polymerisation apparatus used
-
- 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
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
-
- 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
- C08F210/02—Ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US38815210P | 2010-09-30 | 2010-09-30 | |
| US388152P | 2010-09-30 | ||
| PCT/US2011/052525 WO2012044504A1 (en) | 2010-09-30 | 2011-09-21 | Polymerization process to make low density polyethylene |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2592184T3 true ES2592184T3 (es) | 2016-11-28 |
Family
ID=44720187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES11763825.4T Active ES2592184T3 (es) | 2010-09-30 | 2011-09-21 | Proceso de polimerización para preparar polietileno de baja densidad |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US9234055B2 (cg-RX-API-DMAC7.html) |
| EP (1) | EP2621963B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP5980214B2 (cg-RX-API-DMAC7.html) |
| KR (2) | KR101911673B1 (cg-RX-API-DMAC7.html) |
| CN (1) | CN103237819B (cg-RX-API-DMAC7.html) |
| AR (1) | AR083077A1 (cg-RX-API-DMAC7.html) |
| BR (1) | BR112013007510B1 (cg-RX-API-DMAC7.html) |
| ES (1) | ES2592184T3 (cg-RX-API-DMAC7.html) |
| WO (1) | WO2012044504A1 (cg-RX-API-DMAC7.html) |
Families Citing this family (42)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5980219B2 (ja) | 2010-10-29 | 2016-08-31 | ダウ グローバル テクノロジーズ エルエルシー | エチレン系ポリマーおよびその方法 |
| EP3002300B1 (en) * | 2011-10-19 | 2017-07-19 | Dow Global Technologies LLC | Polymerization processes with fresh ethylene distributions for preparation of low density ethylene-based polymers |
| WO2013078224A1 (en) | 2011-11-23 | 2013-05-30 | Dow Global Technologies Llc | Low density ethylene-based polymers with extracts at lower molecular weights |
| WO2013078018A2 (en) | 2011-11-23 | 2013-05-30 | Dow Global Technologies Llc | Low density ethylene-based polymers with broad molecular weight distributions and low extractables |
| CN104136467B (zh) | 2011-12-22 | 2016-01-20 | 陶氏环球技术有限责任公司 | 具有改善的熔体强度的基于乙烯的聚合物及其方法 |
| WO2014003783A1 (en) * | 2012-06-29 | 2014-01-03 | Exxonmobil Chemical Patents Inc. | Dual modifiers in high pressure polyethylene processes to prevent reactor fouling |
| IN2015DN02921A (cg-RX-API-DMAC7.html) * | 2012-09-28 | 2015-09-18 | Dow Global Technologies Llc | |
| JP6325566B2 (ja) | 2012-11-20 | 2018-05-16 | ダウ グローバル テクノロジーズ エルエルシー | 高い溶融強度を有する低密度エチレン系ポリマー |
| WO2014190041A1 (en) | 2013-05-22 | 2014-11-27 | Dow Global Technologies Llc | Low density ethylene-based polymer compositions with high melt strength and mid-high density control |
| ES2838748T3 (es) | 2013-05-22 | 2021-07-02 | Dow Global Technologies Llc | Composiciones a base de etileno de baja densidad con resistencia de masa fundida, producción, y propiedades mecánicas mejoradas |
| KR102278813B1 (ko) * | 2013-12-26 | 2021-07-21 | 다우 글로벌 테크놀로지스 엘엘씨 | 비대칭 폴리엔을 사용하여 에틸렌계 중합체를 형성하는 방법 |
| JP6331390B2 (ja) * | 2013-12-27 | 2018-05-30 | キョーラク株式会社 | 発泡成形体 |
| US9206293B2 (en) * | 2014-01-31 | 2015-12-08 | Fina Technology, Inc. | Polyethyene and articles produced therefrom |
| CN105585765A (zh) * | 2014-10-20 | 2016-05-18 | 中国石油化工股份有限公司 | 一种用于制造高透明薄膜的低密度聚乙烯树脂及其制备方法 |
| CN105585766A (zh) * | 2014-10-20 | 2016-05-18 | 中国石油化工股份有限公司 | 一种药用薄膜用低密度聚乙烯树脂及其制备方法 |
| KR101692123B1 (ko) * | 2014-12-24 | 2017-01-02 | 한화토탈 주식회사 | 보호필름용 폴리에틸렌 수지의 제조방법 |
| WO2016109266A1 (en) | 2014-12-30 | 2016-07-07 | Dow Global Technologies Llc | Process to control output and quality of ethylene-based polymer formed by high pressure free radical polymerization |
| US10465024B2 (en) | 2015-06-25 | 2019-11-05 | Dow Global Technologies Llc | Process to make tubular ethylene based polymers with high melt strength |
| US10400046B2 (en) * | 2015-06-25 | 2019-09-03 | Joseph J. Matsko | Portable powered paint system |
| WO2016209706A2 (en) | 2015-06-25 | 2016-12-29 | Dow Global Technologies Llc | Ethylene-b as ed polymers with low hexane extractables and low densities |
| WO2016210075A1 (en) * | 2015-06-25 | 2016-12-29 | Dow Global Technologies Llc | Ethylene-based polymers with low hexane extractables |
| CN107750257B (zh) * | 2015-06-25 | 2021-03-30 | 陶氏环球技术有限责任公司 | 制备具有较高g′和较宽mwd的管状乙烯基聚合物的改进方法 |
| CN107873035B (zh) | 2015-06-30 | 2021-04-09 | 陶氏环球技术有限责任公司 | 高压自由基聚合 |
| EP3168239A1 (en) * | 2015-11-10 | 2017-05-17 | Dow Global Technologies LLC | High pressure free radical polymerizations |
| EP3168237A1 (en) * | 2015-11-10 | 2017-05-17 | Dow Global Technologies LLC | High pressure, free radical polymerizations to produce ethylene-based polymers |
| EP3238938A1 (en) | 2016-04-29 | 2017-11-01 | Borealis AG | Machine direction oriented films comprising multimodal copolymer of ethylene and at least two alpha-olefin comonomers |
| EP3260473A1 (en) * | 2016-06-24 | 2017-12-27 | Dow Global Technologies LLC | High pressure, free radical polymerizations to produce ethylene-based polymers |
| WO2018218470A1 (en) | 2017-05-29 | 2018-12-06 | Dow Global Technologies Llc | Thermoplastic polyolefin compositions useful for aldehyde abatement |
| CN110770259B (zh) * | 2017-06-28 | 2022-05-27 | 陶氏环球技术有限责任公司 | 用于生产基于乙烯的聚合物的高压自由基聚合 |
| US11111322B2 (en) | 2017-07-28 | 2021-09-07 | Dow Global Technologies Llc | Low density ethylene-based polymers for low speed extrusion coating operations |
| KR102410623B1 (ko) | 2017-10-19 | 2022-06-17 | 주식회사 엘지화학 | 폴리에틸렌 수지의 제조 방법 |
| WO2019078561A1 (ko) * | 2017-10-19 | 2019-04-25 | 주식회사 엘지화학 | 폴리에틸렌 수지의 제조 방법 |
| WO2020183248A1 (en) | 2019-03-14 | 2020-09-17 | Braskem S.A. | Extrusion coating resin from tubular reactor |
| AR119432A1 (es) | 2019-07-31 | 2021-12-15 | Dow Global Technologies Llc | Supresión de estrechamiento para polímeros tubulares a base de ldpe para recubrimiento por extrusión a velocidad de línea media y alta |
| KR102446740B1 (ko) * | 2019-11-22 | 2022-09-23 | 롯데케미칼 주식회사 | 가공성이 우수한 압출코팅용 에틸렌 비닐 아세테이트 공중합체 및 그 제조방법 |
| CN112250780B (zh) * | 2020-10-19 | 2021-09-07 | 浙江大学 | 一种用于高压烯烃聚合的方法 |
| JP2022156612A (ja) * | 2021-03-31 | 2022-10-14 | 住友化学株式会社 | ポリエチレンの製造方法 |
| CN115197348B (zh) * | 2021-04-14 | 2024-06-14 | 浙江大学 | 乙烯聚合物以及用于制备乙烯聚合物的高压自由基聚合方法与装置 |
| CN114989340A (zh) * | 2022-06-28 | 2022-09-02 | 杭州双安科技有限公司 | 一种烯烃聚合方法 |
| EP4467575A1 (en) | 2023-05-26 | 2024-11-27 | Basell Polyolefine GmbH | High pressure polymerization of ethylene |
| CN118085148B (zh) * | 2024-02-20 | 2025-04-29 | 浙江大学 | 一种用于制备乙烯-极性单体共聚物的方法和装置 |
| KR102755274B1 (ko) | 2024-07-05 | 2025-01-22 | 최병렬 | 압축기와 반응기와 촉매제 기반 에틸렌과 프로판과 고분자 재료 혼합 복합 생산 시스템 및 그 운용방법 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2964515A (en) | 1957-07-01 | 1960-12-13 | Nat Distillers Chem Corp | Ethylene polymerization process |
| US3756996A (en) | 1964-10-02 | 1973-09-04 | Nat Distillers Chem Corp | Process for the production of ethylene polymers |
| US3485706A (en) | 1968-01-18 | 1969-12-23 | Du Pont | Textile-like patterned nonwoven fabrics and their production |
| US3536693A (en) | 1968-01-31 | 1970-10-27 | Eastman Kodak Co | Process for preparing polyethylene having improved properties |
| DE2107945A1 (en) | 1971-02-19 | 1972-08-24 | F J Gattys Ing Buero F Chem Ma | High pressure polyethylene prodn - using stirred autoclave and tubular after-reactor for high yield and quality |
| US3913698A (en) | 1974-02-01 | 1975-10-21 | Power Matic Corp | Variable speed transmission |
| JPS5322582A (en) * | 1976-08-13 | 1978-03-02 | Sumitomo Chem Co Ltd | Production of polyethylene |
| DE2814650C2 (de) * | 1978-04-05 | 1984-02-02 | EC Erdölchemie GmbH, 5000 Köln | Herstellung von Homo-oder Copolymeren des Äthylens nach dem Hochdruckverfahren in Rührautoklaven mit praktisch vollständiger Rückvermischung |
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-
2011
- 2011-09-21 EP EP11763825.4A patent/EP2621963B1/en active Active
- 2011-09-21 AR ARP110103452A patent/AR083077A1/es not_active Application Discontinuation
- 2011-09-21 WO PCT/US2011/052525 patent/WO2012044504A1/en not_active Ceased
- 2011-09-21 CN CN201180057577.0A patent/CN103237819B/zh active Active
- 2011-09-21 US US13/876,292 patent/US9234055B2/en active Active
- 2011-09-21 JP JP2013531659A patent/JP5980214B2/ja active Active
- 2011-09-21 KR KR1020187012061A patent/KR101911673B1/ko active Active
- 2011-09-21 KR KR1020137010956A patent/KR20140009164A/ko not_active Ceased
- 2011-09-21 BR BR112013007510-4A patent/BR112013007510B1/pt active IP Right Grant
- 2011-09-21 ES ES11763825.4T patent/ES2592184T3/es active Active
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2015
- 2015-12-28 US US14/980,701 patent/US9534064B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP2621963A1 (en) | 2013-08-07 |
| US9234055B2 (en) | 2016-01-12 |
| CN103237819B (zh) | 2016-10-26 |
| US20130197168A1 (en) | 2013-08-01 |
| BR112013007510B1 (pt) | 2020-10-20 |
| AR083077A1 (es) | 2013-01-30 |
| EP2621963B1 (en) | 2016-07-06 |
| KR101911673B1 (ko) | 2018-10-24 |
| US20160115256A1 (en) | 2016-04-28 |
| KR20140009164A (ko) | 2014-01-22 |
| CN103237819A (zh) | 2013-08-07 |
| JP2013543025A (ja) | 2013-11-28 |
| KR20180049190A (ko) | 2018-05-10 |
| WO2012044504A1 (en) | 2012-04-05 |
| BR112013007510A2 (pt) | 2016-11-08 |
| US9534064B2 (en) | 2017-01-03 |
| JP5980214B2 (ja) | 2016-08-31 |
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