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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- 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
- 239000004917 carbon fiber Substances 0.000 description 1
- 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 (https=) |
| EP (1) | EP2621963B1 (https=) |
| JP (1) | JP5980214B2 (https=) |
| KR (2) | KR20140009164A (https=) |
| CN (1) | CN103237819B (https=) |
| AR (1) | AR083077A1 (https=) |
| BR (1) | BR112013007510B1 (https=) |
| ES (1) | ES2592184T3 (https=) |
| WO (1) | WO2012044504A1 (https=) |
Families Citing this family (42)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2632961B1 (en) | 2010-10-29 | 2014-12-24 | Dow Global Technologies LLC | Ethylene-based polymers and processes for the same |
| EP2751146B1 (en) | 2011-10-19 | 2016-01-20 | Dow Global Technologies LLC | Polymerization processes with fresh ethylene distributions for preparation of low density ethylene-based polymers |
| CN104053717B (zh) | 2011-11-23 | 2016-08-31 | 陶氏环球技术有限责任公司 | 具有较低分子量的提取物的低密度的基于乙烯的聚合物 |
| KR102057264B1 (ko) | 2011-11-23 | 2019-12-19 | 다우 글로벌 테크놀로지스 엘엘씨 | 넓은 분자량 분포 및 낮은 추출가능물을 갖는 저밀도 에틸렌-계 중합체 |
| ES2564545T3 (es) | 2011-12-22 | 2016-03-23 | Dow Global Technologies Llc | Polímeros a base de etileno con resistencia en estado fundido mejorada y procedimientos para los mismos |
| WO2014003783A1 (en) * | 2012-06-29 | 2014-01-03 | Exxonmobil Chemical Patents Inc. | Dual modifiers in high pressure polyethylene processes to prevent reactor fouling |
| JP6279584B2 (ja) * | 2012-09-28 | 2018-02-14 | 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製造方法 |
| BR112015010787B1 (pt) | 2012-11-20 | 2022-01-18 | Dow Global Technologies Llc | Composição a base de etileno de baixa densidade, artigo e método de polimerização para formar uma composição a base de etileno de baixa densidade |
| ES2637970T3 (es) | 2013-05-22 | 2017-10-18 | Dow Global Technologies Llc | Composiciones poliméricas basadas en etileno de baja densidad con alta resistencia en estado fundido y control de densidad medio-alto |
| US9809701B2 (en) | 2013-05-22 | 2017-11-07 | Dow Global Technologies Llc | Low density ethylene-based compositions with improved melt strength, output, and mechanical properties |
| US9718906B2 (en) * | 2013-12-26 | 2017-08-01 | Dow Global Technologies Llc | Processes to form ethylene-based polymers using asymmetrical polyenes |
| 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 |
| 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 |
| 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 |
| KR101692123B1 (ko) * | 2014-12-24 | 2017-01-02 | 한화토탈 주식회사 | 보호필름용 폴리에틸렌 수지의 제조방법 |
| EP3240810B1 (en) | 2014-12-30 | 2019-12-11 | Dow Global Technologies LLC | Process to control output and quality of ethylene-based polymer formed by high pressure free radical polymerization |
| US10730977B2 (en) | 2015-06-25 | 2020-08-04 | Dow Global Technologies Llc | Process to make tubular ethylene based polymers with high G′ and broad MWD |
| WO2016210308A1 (en) * | 2015-06-25 | 2016-12-29 | Dow Global Technologies Llc | Improved process to make tubular ethylene based polymers with high melt strength |
| ES2775506T3 (es) * | 2015-06-25 | 2020-07-27 | Dow Global Technologies Llc | Polímeros basados en etileno con bajo contenido de extraíbles con hexano |
| US10400046B2 (en) * | 2015-06-25 | 2019-09-03 | Joseph J. Matsko | Portable powered paint system |
| US10730973B2 (en) | 2015-06-25 | 2020-08-04 | Dow Global Technologies Llc | Ethylene-based polymers with low hexane extractables and low densities |
| 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 |
| US11072669B2 (en) * | 2017-06-28 | 2021-07-27 | Dow Global Technologies Llc | High pressure, free radical polymerizations to produce ethylene-based polymers |
| 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 |
| US4340563A (en) | 1980-05-05 | 1982-07-20 | Kimberly-Clark Corporation | Method for forming nonwoven webs |
| US4322027A (en) | 1980-10-02 | 1982-03-30 | Crown Zellerbach Corporation | Filament draw nozzle |
| US4413110A (en) | 1981-04-30 | 1983-11-01 | Allied Corporation | High tenacity, high modulus polyethylene and polypropylene fibers and intermediates therefore |
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| CN102239188A (zh) * | 2008-10-07 | 2011-11-09 | 陶氏环球技术有限责任公司 | 使用高活性链转移剂制造的具有改进的光学性质的高压低密度聚乙烯树脂 |
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-
2011
- 2011-09-21 EP EP11763825.4A patent/EP2621963B1/en active Active
- 2011-09-21 JP JP2013531659A patent/JP5980214B2/ja active Active
- 2011-09-21 BR BR112013007510-4A patent/BR112013007510B1/pt active IP Right Grant
- 2011-09-21 ES ES11763825.4T patent/ES2592184T3/es active Active
- 2011-09-21 AR ARP110103452A patent/AR083077A1/es not_active Application Discontinuation
- 2011-09-21 US US13/876,292 patent/US9234055B2/en active Active
- 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 KR KR1020137010956A patent/KR20140009164A/ko not_active Ceased
- 2011-09-21 KR KR1020187012061A patent/KR101911673B1/ko active Active
-
2015
- 2015-12-28 US US14/980,701 patent/US9534064B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP5980214B2 (ja) | 2016-08-31 |
| KR20180049190A (ko) | 2018-05-10 |
| US9234055B2 (en) | 2016-01-12 |
| AR083077A1 (es) | 2013-01-30 |
| EP2621963A1 (en) | 2013-08-07 |
| KR101911673B1 (ko) | 2018-10-24 |
| KR20140009164A (ko) | 2014-01-22 |
| CN103237819B (zh) | 2016-10-26 |
| BR112013007510A2 (pt) | 2016-11-08 |
| US9534064B2 (en) | 2017-01-03 |
| WO2012044504A1 (en) | 2012-04-05 |
| CN103237819A (zh) | 2013-08-07 |
| BR112013007510B1 (pt) | 2020-10-20 |
| US20130197168A1 (en) | 2013-08-01 |
| JP2013543025A (ja) | 2013-11-28 |
| US20160115256A1 (en) | 2016-04-28 |
| EP2621963B1 (en) | 2016-07-06 |
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