WO2020115622A1 - Ethylene homopolymer having good barrier properties - Google Patents

Ethylene homopolymer having good barrier properties Download PDF

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Publication number
WO2020115622A1
WO2020115622A1 PCT/IB2019/060295 IB2019060295W WO2020115622A1 WO 2020115622 A1 WO2020115622 A1 WO 2020115622A1 IB 2019060295 W IB2019060295 W IB 2019060295W WO 2020115622 A1 WO2020115622 A1 WO 2020115622A1
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WO
WIPO (PCT)
Prior art keywords
composition
polyethylene homopolymer
polyethylene
homopolymer
ethylene
Prior art date
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Ceased
Application number
PCT/IB2019/060295
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English (en)
French (fr)
Inventor
Xiaochuan Wang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nova Chemicals International SA
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Nova Chemicals International SA
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Filing date
Publication date
Application filed by Nova Chemicals International SA filed Critical Nova Chemicals International SA
Priority to MX2021005827A priority Critical patent/MX2021005827A/es
Priority to KR1020217016895A priority patent/KR102804382B1/ko
Priority to US17/298,899 priority patent/US11958961B2/en
Priority to BR112021010487-9A priority patent/BR112021010487B1/pt
Priority to JP2021531500A priority patent/JP7446302B2/ja
Priority to CN201980079651.5A priority patent/CN113166282A/zh
Priority to EP19817419.5A priority patent/EP3891189A1/en
Publication of WO2020115622A1 publication Critical patent/WO2020115622A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • C08L23/06—Polyethylene
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/06—Solidifying liquids
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24—Stationary reactors without moving elements inside
    • B01J19/245—Stationary reactors without moving elements inside placed in series
    • 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
    • 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
    • C08F2/001—Multistage polymerisation processes characterised by a change in reactor conditions without deactivating the intermediate polymer
    • 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
    • C08F2/04—Polymerisation in solution
    • 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
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • C08K5/098—Metal salts of carboxylic acids
    • 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 four or more carbon atoms
    • C08L23/0815—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms with aliphatic 1-olefins containing one carbon-to-carbon double bond
    • 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
    • C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
    • C08F2500/02—Low molecular weight, e.g. <100,000 Da.
    • 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
    • C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
    • C08F2500/12—Melt flow index or melt flow ratio
    • 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
    • C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
    • C08F2500/18—Bulk density
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene
    • 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
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2423/04—Homopolymers or copolymers of ethene
    • C08J2423/06—Polyethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/10—Transparent films; Clear coatings; Transparent materials
    • 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
    • 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
    • C08L2205/24—Crystallisation aids

Definitions

  • the first ethylene homopolymer has a weight average molecular weight, Mw of from 40,000 to 250,000 g/mol, including any narrower ranges within this range and any values encompassed by these ranges.
  • the first ethylene homopolymer has a weight average molecular weight, Mw of from 50,000 to
  • the second ethylene homopolymer has a melt index, I2 2 of at least 1 .0 g/1 Omin, or at least 5.0 g/1 Omin, or at least 10 g/1 Omin. In another embodiment of the disclosure, the second ethylene
  • the polyethylene homopolymer composition has a weight average molecular weight, Mw of ⁇ 100,000 g/mol, or
  • an additive such as nucleating agent may be added to the polyethylene homopolymer composition by way of a “masterbatch”, where the term“masterbatch” refers to the practice of first melt mixing the additive (e.g. a nucleator) with a small amount of the polyethylene homopolymer composition, followed by melt mixing the“masterbatch” with the remaining bulk of the polyethylene homopolymer composition.
  • a “masterbatch” refers to the practice of first melt mixing the additive (e.g. a nucleator) with a small amount of the polyethylene homopolymer composition, followed by melt mixing the“masterbatch” with the remaining bulk of the polyethylene homopolymer composition.
  • a closure is made using an injection molding process to prepare a PCO 1881 CSD closure having a having an oxygen transmission rate, OTR of ⁇ 0.0035 cm 3 /closure/day, or ⁇ 0.0032 cm 3 /closure/day, or ⁇ 0.0030 cm 3 /closure/day, or ⁇ 0.0028 cm 3 /closure/day, ⁇ 0.0026
  • a closure is made using an injection molding process to prepare a PCO 1881 CSD closure having a having an oxygen transmission rate, OTR of from 0.0010 to 0.0035 cm 3 /closure/day including any narrower ranges within this range and any values encompassed by these ranges.
  • the Shear Viscosity Ratio as the term is used in the present disclosure is defined as: h-ioo/h 100000 at 240°C.
  • the processability indicator is defined as 100/h 100000.
  • the hioo is the melt shear viscosity at the shear rate of 100 s 1 and the h 100000 is the melt shear viscosity at the shear rate of 100000 s 1 measured at 240°C.
  • methylaluminoxane (MAO) was included as a scavenger at an AI:Ti of about 40:1.
  • AI:Ti of about 40:1.
  • 2,6-di-tert-butylhydroxy-4-ethylbenzene was added to scavenge free trimethylaluminum within the MAO in a ratio of AI:OH of about 0.5:1 .
  • the polymerization conditions used to make the inventive polyethylene homopolymer compositions are provided in Table 1 .

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Manufacturing & Machinery (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Sealing Material Composition (AREA)
PCT/IB2019/060295 2018-12-03 2019-11-28 Ethylene homopolymer having good barrier properties Ceased WO2020115622A1 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
MX2021005827A MX2021005827A (es) 2018-12-03 2019-11-28 Homopolimero de etileno que tiene buenas propiedades de barrera.
KR1020217016895A KR102804382B1 (ko) 2018-12-03 2019-11-28 우수한 차단 특성을 갖는 에틸렌 단독중합체
US17/298,899 US11958961B2 (en) 2018-12-03 2019-11-28 Ethylene homopolymer having good barrier properties
BR112021010487-9A BR112021010487B1 (pt) 2018-12-03 2019-11-28 Composição de homopolímero de polietileno e processo para preparar a dita composição de homopolímero de polietileno, bem como artigo moldado por injeção ou por compressão, tampa, e películas compreendendo a dita composição
JP2021531500A JP7446302B2 (ja) 2018-12-03 2019-11-28 良好なバリア特性を有するエチレンホモポリマー
CN201980079651.5A CN113166282A (zh) 2018-12-03 2019-11-28 具有良好的阻隔性质的乙烯均聚物
EP19817419.5A EP3891189A1 (en) 2018-12-03 2019-11-28 Ethylene homopolymer having good barrier properties

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA3026098 2018-12-03
CA3026098A CA3026098A1 (en) 2018-12-03 2018-12-03 Narrow polyethylene homopolymer compositions having good barrier properties

Publications (1)

Publication Number Publication Date
WO2020115622A1 true WO2020115622A1 (en) 2020-06-11

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ID=68835264

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Application Number Title Priority Date Filing Date
PCT/IB2019/060295 Ceased WO2020115622A1 (en) 2018-12-03 2019-11-28 Ethylene homopolymer having good barrier properties

Country Status (8)

Country Link
US (1) US11958961B2 (https=)
EP (1) EP3891189A1 (https=)
JP (1) JP7446302B2 (https=)
KR (1) KR102804382B1 (https=)
CN (1) CN113166282A (https=)
CA (1) CA3026098A1 (https=)
MX (1) MX2021005827A (https=)
WO (1) WO2020115622A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
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WO2023075115A1 (ko) * 2021-10-25 2023-05-04 주식회사 엘지화학 폴리에틸렌 수지 조성물 및 이를 포함하는 필름
US20240209193A1 (en) * 2019-08-26 2024-06-27 Dow Global Technologies Llc Bimodal polyethylene-based composition

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US12122903B2 (en) * 2019-02-20 2024-10-22 Lg Chem, Ltd. Crosslinked polyethylene pipe having excellent physical properties
US12173142B2 (en) 2019-02-20 2024-12-24 Lg Chem, Ltd. Polyethylene having high degree of crosslinking and crosslinked polyethylene pipe comprising the same
AR119038A1 (es) * 2019-06-11 2021-11-17 Dow Global Technologies Llc Tapas o cierres moldeados por inyección y métodos de estos
MX2022004689A (es) 2019-10-23 2022-05-10 Nova Chem Int Sa Pelicula de polietileno de densidad media (mdpe) orientada biaxialmente.
CN115461402B (zh) * 2020-05-12 2024-03-26 诺瓦化学品(国际)股份有限公司 具有平衡的性质的聚乙烯均聚物组合物
CA3102574A1 (en) * 2020-06-29 2021-12-29 Nova Chemicals Corporation Ethylene copolymer for biaxial orientation
KR102822967B1 (ko) * 2021-10-25 2025-06-19 주식회사 엘지화학 폴리에틸렌 수지 조성물 및 이를 포함하는 필름
CN117494400B (zh) * 2023-10-18 2024-04-19 中国空气动力研究与发展中心计算空气动力研究所 强对流条件下低温平板干模态结霜相似因素获得方法
KR20250085981A (ko) * 2023-12-06 2025-06-13 한화토탈에너지스 주식회사 병뚜껑용 폴리에틸렌 수지 조성물, 이의 제조 방법 및 이로부터 제조된 성형품

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