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CL2020001483A1 - Formulación que contiene una composición de polietileno de alta densidad y cintas de goteo de microirrigación que la contienen. - Google Patents

Formulación que contiene una composición de polietileno de alta densidad y cintas de goteo de microirrigación que la contienen.

Info

Publication number
CL2020001483A1
CL2020001483A1 CL2020001483A CL2020001483A CL2020001483A1 CL 2020001483 A1 CL2020001483 A1 CL 2020001483A1 CL 2020001483 A CL2020001483 A CL 2020001483A CL 2020001483 A CL2020001483 A CL 2020001483A CL 2020001483 A1 CL2020001483 A1 CL 2020001483A1
Authority
CL
Chile
Prior art keywords
density polyethylene
polyethylene composition
ethylene
molecular weight
weight component
Prior art date
Application number
CL2020001483A
Other languages
English (en)
Inventor
Kapur Mridula
M Whited Stephanie
Ram Athreya Siddharth
Stolarz Alex
Velasquez Adriana
Original Assignee
Dow Global Technologies 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.)
Filing date
Publication date
Application filed by Dow Global Technologies Llc filed Critical Dow Global Technologies Llc
Publication of CL2020001483A1 publication Critical patent/CL2020001483A1/es

Links

Classifications

    • 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
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00—Watering gardens, fields, sports grounds or the like
    • A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00—Watering gardens, fields, sports grounds or the like
    • A01G25/06—Watering arrangements making use of perforated pipe-lines located in the soil
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L11/00—Hoses, i.e. flexible pipes
    • F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G25/00—Watering gardens, fields, sports grounds or the like
    • A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
    • A01G25/023—Dispensing fittings for drip irrigation, e.g. drippers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/18—Applications used for pipes
    • 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
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • 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
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2308/00—Chemical blending or stepwise polymerisation process with the same catalyst
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2310/00—Masterbatches
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2314/00—Polymer mixtures characterised by way of preparation
    • C08L2314/02—Ziegler natta catalyst
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
    • F16L9/12—Rigid pipes of plastics with or without reinforcement

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Soil Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Laminated Bodies (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

La presente descripción proporciona una formulación. La formulación contiene una composición de polietileno de alta densidad que contiene (i) un componente de alto peso molecular que incluye un copolímero de etileno/a-olefina, el componente de alto peso molecular tiene una densidad de 0,924 a 0,930 g/cc y un índice de fusión de carga alta (I21) de 0,3 a 0,9 g/10 min; y (ii) un componente de bajo peso molecular que incluye un polímero a base de etileno seleccionado del grupo que consiste en un homopolímero de etileno y un copolímero de etileno/a-olefina. La composición de polietileno de alta densidad tiene (a) una densidad de 0,950 a 0,956 g/cc; (b) un índice de fusión de carga alta (I21) de 15 a 28 g/10 min; (c) un I21/I2 de al menos 85; (d) un tiempo de falla de carga de tracción constante con muescas a un límite elástico del 35 % de más de 90 horas; y (e) un valor F0 de resistencia al agrietamiento por estrés ambiental (ESCR), de acuerdo con ASTM D1693 - condición B (100 % IGEPAL), de más de 2.000 horas.
CL2020001483A 2017-12-15 2020-06-03 Formulación que contiene una composición de polietileno de alta densidad y cintas de goteo de microirrigación que la contienen. CL2020001483A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201762599097P 2017-12-15 2017-12-15

Publications (1)

Publication Number Publication Date
CL2020001483A1 true CL2020001483A1 (es) 2020-09-25

Family

ID=65023979

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2020001483A CL2020001483A1 (es) 2017-12-15 2020-06-03 Formulación que contiene una composición de polietileno de alta densidad y cintas de goteo de microirrigación que la contienen.

Country Status (9)

Country Link
US (1) US11345799B2 (es)
EP (1) EP3724241B1 (es)
CN (1) CN111465627B (es)
AR (1) AR114620A1 (es)
BR (1) BR112020010766A2 (es)
CL (1) CL2020001483A1 (es)
MX (1) MX2020005610A (es)
PL (1) PL3724241T3 (es)
WO (1) WO2019118461A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114096570B (zh) * 2019-07-04 2023-06-13 Sabic环球技术有限责任公司 多峰聚乙烯
AR119631A1 (es) * 2019-08-26 2021-12-29 Dow Global Technologies Llc Composición a base de polietileno bimodal
CA3206151A1 (en) * 2021-01-29 2022-08-04 Mohamed Esseghir Thermoplastic compositions comprising bimodal polyethylene and articles manufactured therefrom
AR128480A1 (es) * 2022-02-11 2024-05-15 Dow Global Technologies Llc Composiciones de polietileno de densidad media bimodal
AR128453A1 (es) * 2022-02-11 2024-05-08 Dow Global Technologies Llc Composiciones de polietileno de densidad media bimodal adecuadas para el uso como cintas de goteo de microirrigación
CN118185158B (zh) * 2024-04-01 2024-09-06 南京砺行节水技术有限责任公司 一种高分子耐磨滴灌水带及其制备方法

Family Cites Families (18)

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US4302565A (en) 1978-03-31 1981-11-24 Union Carbide Corporation Impregnated polymerization catalyst, process for preparing, and use for ethylene copolymerization
US4482687A (en) 1979-10-26 1984-11-13 Union Carbide Corporation Preparation of low-density ethylene copolymers in fluid bed reactor
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ES2052004T5 (es) 1988-06-17 2002-05-16 Mitsui Chemicals Inc Procedimiento de preparacion de poliolefinas y catalizador de polimerizacion.
US5122494A (en) 1991-02-19 1992-06-16 Shell Oil Company Olefin polymerization catalyst
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DE19849426A1 (de) * 1998-10-27 2000-05-04 Elenac Gmbh Bimodale Polyethylen-Blends mit hoher Mischgüte
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ES2343092T3 (es) * 2006-10-23 2010-07-22 Dow Global Technologies Inc. Composiciones de polietileno, metodos para obtenerlas y articulos preparados a partir de ellas.
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MX2009013619A (es) * 2007-06-13 2010-02-22 Dow Global Technologies Inc Composiciones de polietileno, metodos para hacer las mismas y articulos preparados a partir de las mismas.
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WO2016065497A1 (en) 2014-10-31 2016-05-06 Abu Dhabi Polymers Co. Ltd (Borouge) Llc Pipe or pipe system

Also Published As

Publication number Publication date
CN111465627B (zh) 2023-11-28
CN111465627A (zh) 2020-07-28
WO2019118461A1 (en) 2019-06-20
EP3724241A1 (en) 2020-10-21
AR114620A1 (es) 2020-09-30
EP3724241B1 (en) 2023-07-19
PL3724241T3 (pl) 2023-09-18
BR112020010766A2 (pt) 2020-11-24
MX2020005610A (es) 2020-09-25
US20200299491A1 (en) 2020-09-24
US11345799B2 (en) 2022-05-31

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