AR054011A1 - Composicion mejorada de polimero etilenico de baja densidad y metodo para prepararla - Google Patents
Composicion mejorada de polimero etilenico de baja densidad y metodo para prepararlaInfo
- Publication number
- AR054011A1 AR054011A1 ARP060100827A ARP060100827A AR054011A1 AR 054011 A1 AR054011 A1 AR 054011A1 AR P060100827 A ARP060100827 A AR P060100827A AR P060100827 A ARP060100827 A AR P060100827A AR 054011 A1 AR054011 A1 AR 054011A1
- Authority
- AR
- Argentina
- Prior art keywords
- ethylene
- psig
- reactor
- approximately
- present
- Prior art date
Links
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
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- 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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
Abstract
La presente consiste en una composicion mejorada de polímero etilénico de baja densidad y un método para prepararla. La composicion polimérica de acuerdo con la presente incluye un componente principal, y un componente secundario. El componente principal es una resina de LDPE que posee un índice de fusion (I2) en el orden de aproximadamente 0,01 dg/min hasta aproximadamente 100 dg/min, una relacion Mp(abs)/Mp(GPC) de aproximadamente 2,6 o menos, y una resistencia a la fusion inferior a (14,0 e(-1,05+log10(IF)))cN. El componente secundario es una resina de LDPE que posee un índice de fusion (I2) inferior a aproximadamente 5 dg/min, una distribucion de peso molecular superior a aproximadamente 7, y una relacion Mp(abs)/Mp(GPC) de por lo menos 2,7. La composicion polimérica de la presente puede incluir, además, componentes adicionales. Asimismo, el proceso de polimerizacion de iniciacion de radicales libres de acuerdo con la presente incluye los siguientes pasos: proporcionar etileno; y hacer reaccionar el etileno en un sistema de reactores, que incluye por lo menos un reactor tubular y por lo menos un reactor autoclave, a un rango de presion elevada de aproximadamente 18.000 psig hasta aproximadamente 55.000 psig, a una temperatura de reactor de aproximadamente 190 degree C hasta aproximadamente 400 degree C, en donde la carga de etileno en los reactores se divide en multiples corrientes de carga de etileno, y por lo menos una de las corrientes de carga del etileno en el reactor tubular comprende esencialmente etileno no reaccionado. Adicionalmente. El proceso de polimerizacion de iniciacion de radicales libres de acuerdo con la presente puede incluir además los pasos de proporcionar por lo menos uno o más comonomeros; y hacer reaccionar el etileno y el/los comonomero/s en el sistema de reactores a un rango de levada presion de aproximadamente 18.000 psig hasta aproximadamente 55.000 psig, a una temperatura de reactor de aproximadamente 190 degree C hasta aproximadamente 400 degree C.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US65896205P | 2005-03-04 | 2005-03-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
AR054011A1 true AR054011A1 (es) | 2007-05-30 |
Family
ID=36584916
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP060100827A AR054011A1 (es) | 2005-03-04 | 2006-03-03 | Composicion mejorada de polimero etilenico de baja densidad y metodo para prepararla |
Country Status (12)
Country | Link |
---|---|
US (1) | US7863386B2 (es) |
EP (1) | EP1858973B1 (es) |
JP (1) | JP5179199B2 (es) |
CN (2) | CN104356460B (es) |
AR (1) | AR054011A1 (es) |
BR (1) | BRPI0608052A2 (es) |
CA (1) | CA2598450C (es) |
ES (1) | ES2531982T3 (es) |
MX (1) | MX2007010792A (es) |
NO (1) | NO20074435L (es) |
SG (1) | SG160354A1 (es) |
WO (1) | WO2006096504A1 (es) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2218752B1 (en) | 2006-04-07 | 2013-06-12 | Dow Global Technologies LLC | Polyolefin compositions and articles made therefrom |
DE602008002905D1 (de) | 2008-05-19 | 2010-11-18 | Borealis Tech Oy | Extrusionsbeschichtung einer Polyethylenzusammensetzung |
US8679639B2 (en) * | 2009-11-24 | 2014-03-25 | Dow Global Technologies Llc | Extrusion coating composition |
US8784996B2 (en) | 2009-11-24 | 2014-07-22 | Dow Global Technologies Llc | Extrusion coating composition |
JP6079139B2 (ja) | 2011-10-31 | 2017-02-15 | 東洋製罐株式会社 | ダイレクトブロー成形容器 |
IN2014CN03760A (es) | 2011-11-23 | 2015-09-04 | Dow Global Technologies Llc | |
MX348970B (es) | 2011-11-23 | 2017-07-05 | Dow Global Technologies Llc | Polimeros a base de etileno de baja densidad con distribuciones de peso molecular amplias y bajos niveles extraibles. |
ES2660673T3 (es) * | 2013-05-01 | 2018-03-23 | Dow Global Technologies Llc | Composiciones poliméricas a base de etileno de baja densidad con buena resistencia en estado fundido y alta densidad |
ES2868951T3 (es) * | 2013-05-22 | 2021-10-22 | Dow Global Technologies Llc | Composiciones poliméricas basadas en etileno de baja densidad con alta resistencia en estado fundido y control de densidad medio-alto |
US10358543B2 (en) * | 2013-05-22 | 2019-07-23 | Dow Global Technologies Llc | Compositions containing low density ethylene-based polymers with high melt strength and films formed from the same |
EP2999744B1 (en) | 2013-05-22 | 2020-10-28 | Dow Global Technologies LLC | Low density ethylene-based compositions with improved melt strength, output, and mechanical properties |
CN104371048B (zh) * | 2013-08-13 | 2018-01-19 | 中国石油化工股份有限公司 | 一种用于超纤革的高熔指低密度聚乙烯 |
US9828495B2 (en) * | 2014-12-19 | 2017-11-28 | Dow Global Technologies Llc | Low haze polyethylene polymer compositions |
EP3285706B1 (en) * | 2015-05-07 | 2019-08-21 | ExxonMobil Chemical Patents Inc. | Hygiene articles and processes for making the same |
BR112018009563B1 (pt) | 2015-12-22 | 2021-10-13 | Braskem S.A | Dispositivo injetor de iniciador de polimerização em reator tubular, reator tubular para polimerização contínua de olefinas, e, processo de produção de polímeros e copolímeros de etileno |
JP7279300B2 (ja) * | 2017-03-28 | 2023-05-23 | 東ソー株式会社 | 樹脂組成物およびそれよりなるフィルム |
KR102145496B1 (ko) | 2018-11-29 | 2020-08-18 | 롯데케미칼 주식회사 | 가공성이 우수한 저밀도 폴리에틸렌 수지 및 이의 제조방법 |
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 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USB632416I5 (es) | 1956-03-01 | 1976-03-09 | ||
CA849081A (en) | 1967-03-02 | 1970-08-11 | Du Pont Of Canada Limited | PRODUCTION OF ETHYLENE/.alpha.-OLEFIN COPOLYMERS OF IMPROVED PHYSICAL PROPERTIES |
US3914342A (en) | 1971-07-13 | 1975-10-21 | Dow Chemical Co | Ethylene polymer blend and polymerization process for preparation thereof |
DE3170491D1 (en) | 1981-07-13 | 1985-06-20 | Dow Chemical Nederland | Process for producing polyethylene having constant physical and chemical properties |
US4599392A (en) | 1983-06-13 | 1986-07-08 | The Dow Chemical Company | Interpolymers of ethylene and unsaturated carboxylic acids |
JP2902721B2 (ja) * | 1990-04-26 | 1999-06-07 | 昭和電工株式会社 | ポリエチレン組成物およびそれを用いた積層成形方法 |
US5272236A (en) | 1991-10-15 | 1993-12-21 | The Dow Chemical Company | Elastic substantially linear olefin polymers |
US5278272A (en) | 1991-10-15 | 1994-01-11 | The Dow Chemical Company | Elastic substantialy linear olefin polymers |
US5582923A (en) | 1991-10-15 | 1996-12-10 | The Dow Chemical Company | Extrusion compositions having high drawdown and substantially reduced neck-in |
US5693488A (en) | 1994-05-12 | 1997-12-02 | The Rockefeller University | Transmembrane tyrosine phosphatase, nucleic acids encoding the same, and methods of use thereof |
CN1169744A (zh) * | 1994-11-14 | 1998-01-07 | 陶氏化学公司 | 具有高牵伸性和显著减小的缩幅的挤出组合物 |
JP3258534B2 (ja) | 1995-07-28 | 2002-02-18 | タイコエレクトロニクスアンプ株式会社 | 雌型コンタクト |
US5721025A (en) * | 1995-12-05 | 1998-02-24 | The Dow Chemical Company | Pouches for packaging flowable materials in pouches |
DE69826103T3 (de) * | 1998-01-12 | 2012-07-12 | Dow Global Technologies Inc. | Äthylenpolymere mittlerer Dichte, Verfahren zur Herstellung dieser Polymere und Verwendung von Carbonyl-haltigen Kettenübertragungsmitteln in diesem Verfahren |
US6407191B1 (en) | 1998-01-12 | 2002-06-18 | The Dow Chemical Company | Medium density ethylene polymers, a process to prepare these polymers and use of carbonyl group containing chain transfer agents in this process |
PL1664165T3 (pl) * | 2003-09-05 | 2014-04-30 | Dow Global Technologies Llc | Ulepszone kompozycje żywic do powlekania przez wytłaczanie |
ZA200704478B (en) | 2004-11-02 | 2008-09-25 | Dow Global Technologies Inc | Process for producing low density polyethylene compositions and polymers produced therefrom |
-
2006
- 2006-03-03 US US11/817,231 patent/US7863386B2/en active Active
- 2006-03-03 CN CN201410529772.4A patent/CN104356460B/zh active Active
- 2006-03-03 MX MX2007010792A patent/MX2007010792A/es active IP Right Grant
- 2006-03-03 BR BRPI0608052-9A patent/BRPI0608052A2/pt active IP Right Grant
- 2006-03-03 WO PCT/US2006/007588 patent/WO2006096504A1/en active Application Filing
- 2006-03-03 CA CA2598450A patent/CA2598450C/en active Active
- 2006-03-03 EP EP06748279.4A patent/EP1858973B1/en active Active
- 2006-03-03 ES ES06748279.4T patent/ES2531982T3/es active Active
- 2006-03-03 JP JP2007558263A patent/JP5179199B2/ja active Active
- 2006-03-03 SG SG201001459-5A patent/SG160354A1/en unknown
- 2006-03-03 CN CN200680007050.6A patent/CN101133116A/zh active Pending
- 2006-03-03 AR ARP060100827A patent/AR054011A1/es unknown
-
2007
- 2007-09-03 NO NO20074435A patent/NO20074435L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
CN101133116A (zh) | 2008-02-27 |
MX2007010792A (es) | 2007-09-26 |
CA2598450A1 (en) | 2006-09-14 |
EP1858973A1 (en) | 2007-11-28 |
US20080255302A1 (en) | 2008-10-16 |
BRPI0608052A2 (pt) | 2009-11-03 |
ES2531982T3 (es) | 2015-03-23 |
CN104356460B (zh) | 2018-11-20 |
US7863386B2 (en) | 2011-01-04 |
CA2598450C (en) | 2013-07-02 |
NO20074435L (no) | 2007-12-03 |
JP2008531831A (ja) | 2008-08-14 |
EP1858973B1 (en) | 2014-12-31 |
WO2006096504A1 (en) | 2006-09-14 |
JP5179199B2 (ja) | 2013-04-10 |
SG160354A1 (en) | 2010-04-29 |
CN104356460A (zh) | 2015-02-18 |
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