[go: up one dir, main page]

SG11202102947QA - Bimodal polyethylene copolymer composition and pipe made thereof - Google Patents

Bimodal polyethylene copolymer composition and pipe made thereof

Info

Publication number
SG11202102947QA
SG11202102947QA SG11202102947QA SG11202102947QA SG11202102947QA SG 11202102947Q A SG11202102947Q A SG 11202102947QA SG 11202102947Q A SG11202102947Q A SG 11202102947QA SG 11202102947Q A SG11202102947Q A SG 11202102947QA SG 11202102947Q A SG11202102947Q A SG 11202102947QA
Authority
SG
Singapore
Prior art keywords
copolymer composition
pipe made
polyethylene copolymer
bimodal polyethylene
bimodal
Prior art date
Application number
SG11202102947QA
Inventor
Cliff R Mure
Timothy R Lynn
Roger L Kuhlman
John F Szul
Angela I Padilla-Acevedo
Original Assignee
Univation Tech 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 Univation Tech Llc filed Critical Univation Tech Llc
Publication of SG11202102947QA publication Critical patent/SG11202102947QA/en

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 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • 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
    • C08F2/34—Polymerisation in gaseous state
    • 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
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/64003—Titanium, zirconium, hafnium or compounds thereof the metallic compound containing a multidentate ligand, i.e. a ligand capable of donating two or more pairs of electrons to form a coordinate or ionic bond
    • C08F4/64082—Tridentate ligand
    • C08F4/64141—Dianionic ligand
    • C08F4/64148—NN(R)N
    • 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
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65904—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with another component of C08F4/64
    • 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
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65912—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
    • 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
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65916—Component covered by group C08F4/64 containing a transition metal-carbon bond supported on a carrier, e.g. silica, MgCl2, 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
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/6592—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
    • C08F4/65922—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not
    • C08F4/65925—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not two cyclopentadienyl rings being mutually non-bridged
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/08—Copolymers of ethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0085—Copolymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid
    • 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
    • C08F2500/05—Bimodal or multimodal molecular weight distribution
    • 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
    • C08F2500/11—Melt tension or melt strength
    • 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
    • C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
    • C08F2800/10—Copolymer characterised by the proportions of the comonomers expressed as molar percentages
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
SG11202102947QA 2018-09-28 2019-09-10 Bimodal polyethylene copolymer composition and pipe made thereof SG11202102947QA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862737965P 2018-09-28 2018-09-28
PCT/US2019/050362 WO2020068413A1 (en) 2018-09-28 2019-09-10 Bimodal polyethylene copolymer composition and pipe made thereof

Publications (1)

Publication Number Publication Date
SG11202102947QA true SG11202102947QA (en) 2021-04-29

Family

ID=68000152

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202102947QA SG11202102947QA (en) 2018-09-28 2019-09-10 Bimodal polyethylene copolymer composition and pipe made thereof

Country Status (7)

Country Link
US (1) US12049527B2 (en)
EP (1) EP3856801B1 (en)
CN (1) CN112638962B (en)
CA (1) CA3113622A1 (en)
ES (1) ES2993863T3 (en)
SG (1) SG11202102947QA (en)
WO (1) WO2020068413A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020078624A1 (en) * 2018-10-15 2020-04-23 Sabic Global Technologies B.V. Process for preparation of multimodal polyolefin
US12180309B2 (en) * 2019-07-04 2024-12-31 Sabic Global Technologies B.V. Multimodal polyethylene
KR20220158825A (en) * 2020-04-01 2022-12-01 다우 글로벌 테크놀로지스 엘엘씨 Bimodal linear low density polyethylene copolymer
KR20230035655A (en) * 2020-07-10 2023-03-14 보레알리스 아게 Polyethylene pipe resin with high resistance to slow crack growth
WO2022066550A1 (en) 2020-09-22 2022-03-31 Dow Global Technologies Llc Bimodal polyethylene copolymer and film thereof
CN118139902A (en) 2021-10-21 2024-06-04 尤尼威蒂恩技术有限责任公司 Bimodal poly (ethylene-co-1-olefin) copolymers and blow molded intermediate bulk containers made therefrom
CN116063604B (en) * 2021-11-01 2024-11-19 中国石油化工股份有限公司 Bimodal polyethylene resin for pipe material product, preparation method thereof and pipe material product
CN115451208A (en) * 2022-09-19 2022-12-09 河南中喷天润实业有限公司 PE-RT II type polyethylene pipeline, preparation method thereof and heat-resistant polyethylene thermal pipeline
WO2024081271A1 (en) 2022-10-11 2024-04-18 Dow Global Technologies Llc Polyethylene blends containing virgin and recycled hdpe materials
WO2024081272A1 (en) 2022-10-11 2024-04-18 Dow Global Technologies Llc Bimodal hdpe and polyethylene blend containing virgin and recycled hdpe materials
WO2024220175A1 (en) * 2023-04-19 2024-10-24 Dow Global Technologies Llc Pipes including high density multimodal polyethylene compositions
WO2024263748A1 (en) 2023-06-23 2024-12-26 Univation Technologies, Llc Single reactor-made bimodal high-density polyethylene copolymer and methods and articles

Family Cites Families (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2222011A (en) * 1939-10-06 1940-11-19 Transparent Wrap Machine Corp Joint-sealing device dependent on an application of heat and pressure
US4003712A (en) 1970-07-29 1977-01-18 Union Carbide Corporation Fluidized bed reactor
US3709853A (en) 1971-04-29 1973-01-09 Union Carbide Corp Polymerization of ethylene using supported bis-(cyclopentadienyl)chromium(ii)catalysts
US4011382A (en) 1975-03-10 1977-03-08 Union Carbide Corporation Preparation of low and medium density ethylene polymer in fluid bed reactor
US4302566A (en) 1978-03-31 1981-11-24 Union Carbide Corporation Preparation of ethylene copolymers in fluid bed reactor
CA1168521A (en) 1982-02-01 1984-06-05 Clifford F. Thompson Leak detector
US4543399A (en) 1982-03-24 1985-09-24 Union Carbide Corporation Fluidized bed reaction systems
US4588790A (en) 1982-03-24 1986-05-13 Union Carbide Corporation Method for fluidized bed polymerization
US4988783A (en) 1983-03-29 1991-01-29 Union Carbide Chemicals And Plastics Company Inc. Ethylene polymerization using supported vanadium catalyst
FR2618786B1 (en) 1987-07-31 1989-12-01 Bp Chimie Sa PROCESS FOR THE POLYMERIZATION OF GASEOUS OLEFINS IN A FLUIDIZED BED REACTOR
US4994534A (en) 1989-09-28 1991-02-19 Union Carbide Chemicals And Plastics Company Inc. Process for producing sticky polymers
US5338589A (en) * 1991-06-05 1994-08-16 Hoechst Aktiengesellschaft Polyethylene molding composition
US5582923A (en) * 1991-10-15 1996-12-10 The Dow Chemical Company Extrusion compositions having high drawdown and substantially reduced neck-in
US5292845A (en) 1992-01-23 1994-03-08 Mitsui Petrochemical Industries, Ltd. Ethylene/alpha-olefin/7-methyl-1,6-octadiene copolymer rubber and composition of the same
US5352749A (en) 1992-03-19 1994-10-04 Exxon Chemical Patents, Inc. Process for polymerizing monomers in fluidized beds
US5332706A (en) 1992-12-28 1994-07-26 Mobil Oil Corporation Process and a catalyst for preventing reactor fouling
US5462999A (en) 1993-04-26 1995-10-31 Exxon Chemical Patents Inc. Process for polymerizing monomers in fluidized beds
ZA943399B (en) 1993-05-20 1995-11-17 Bp Chem Int Ltd Polymerisation process
CA2127822A1 (en) 1993-07-13 1995-01-14 Yoshinori Morita Process for gas phase polymerization of olefin
EP0649992B1 (en) 1993-10-23 1997-07-30 WABCO GmbH Disc brake actuator
US5882750A (en) * 1995-07-03 1999-03-16 Mobil Oil Corporation Single reactor bimodal HMW-HDPE film resin with improved bubble stability
US5677375A (en) 1995-07-21 1997-10-14 Union Carbide Chemicals & Plastics Technology Corporation Process for producing an in situ polyethylene blend
US5665818A (en) 1996-03-05 1997-09-09 Union Carbide Chemicals & Plastics Technology Corporation High activity staged reactor process
US5627242A (en) 1996-03-28 1997-05-06 Union Carbide Chemicals & Plastics Technology Corporation Process for controlling gas phase fluidized bed polymerization reactor
SE513632C2 (en) * 1998-07-06 2000-10-09 Borealis Polymers Oy Multimodal polyethylene composition for pipes
DE19849426A1 (en) * 1998-10-27 2000-05-04 Elenac Gmbh Bimodal polyethylene blends with high mixing quality
US6274684B1 (en) 1999-10-22 2001-08-14 Univation Technologies, Llc Catalyst composition, method of polymerization, and polymer therefrom
DE10047861A1 (en) * 2000-09-27 2002-04-25 Basell Polyolefine Gmbh Polyethylene molding compound is suitable as a pipe material with excellent processing properties
EP1201713A1 (en) 2000-10-27 2002-05-02 ATOFINA Research Polyethylene pipe resins and production thereof
US6489408B2 (en) 2000-11-30 2002-12-03 Univation Technologies, Llc Polymerization process
WO2003016396A1 (en) * 2001-08-17 2003-02-27 Dow Global Technologies Inc. Bimodal polyethylene composition and articles made therefrom
BR0311703B1 (en) * 2002-06-04 2013-11-19 Polymer composition, tube making method, polymerization process and tube
US7795366B2 (en) 2002-08-12 2010-09-14 Exxonmobil Chemical Patents Inc. Modified polyethylene compositions
US6989344B2 (en) 2002-12-27 2006-01-24 Univation Technologies, Llc Supported chromium oxide catalyst for the production of broad molecular weight polyethylene
EP1460105B1 (en) * 2003-03-20 2012-05-23 Borealis Technology Oy Polymer composition
US6878454B1 (en) 2003-12-05 2005-04-12 Univation Technologies, Llc Polyethylene films
US7157531B2 (en) 2004-06-21 2007-01-02 Univation Technologies, Llc Methods for producing polymers with control over composition distribution
US7078467B1 (en) 2005-06-14 2006-07-18 Univation Technologies, Llc Single catalyst low, medium and high density polyethylenes
DE102005040390A1 (en) 2005-08-25 2007-03-01 Basell Polyolefine Gmbh Multi-modal polyethylene moulding material for production of pipes, e.g. water pipes, comprises low-mol. wt. ethylene homopolymer, high-mol. wt. ethylene copolymer and ultrahigh-mol. wt. ethylene copolymer
TWI404730B (en) 2007-02-05 2013-08-11 Univation Tech Llc Methods of controlling polymer properties
ES2334267T5 (en) 2007-04-25 2013-06-03 Borealis Technology Oy Tube comprising a polyethylene resistant to the development of extra slow cracks
SG187414A1 (en) * 2007-12-31 2013-02-28 Dow Global Technologies Inc Ethylene-based polymer compositions, methods of making the same, and articles prepared from the same
EP2130863A1 (en) 2008-06-02 2009-12-09 Borealis AG High density polymer compositions, a method for their preparation and pressure-resistant pipes made therefrom
TWI445751B (en) * 2008-07-16 2014-07-21 Univation Tech Llc Polyethylene compositions
US8114946B2 (en) * 2008-12-18 2012-02-14 Chevron Phillips Chemical Company Lp Process for producing broader molecular weight distribution polymers with a reverse comonomer distribution and low levels of long chain branches
MX2012008436A (en) 2010-02-05 2012-12-10 Total Petrochemicals Res Feluy Process for preparing polyolefin.
US8288487B2 (en) * 2010-07-06 2012-10-16 Chevron Phillips Chemical Company Lp Catalysts for producing broad molecular weight distribution polyolefins in the absence of added hydrogen
CA2887044C (en) * 2012-10-22 2017-05-02 Basell Polyolefine Gmbh Polyethylene composition having high mechanical properties
CA2909935C (en) 2013-05-02 2021-01-26 Dow Global Technologies Llc A polyethylene composition and articles made therefrom
CN108641027B (en) 2013-11-21 2021-12-07 尤尼威蒂恩技术有限责任公司 Method for controlling polyolefin properties during polymerization
US9273170B2 (en) 2014-03-12 2016-03-01 Chevron Phillips Chemical Company Lp Polymers with improved toughness and ESCR for large-part blow molding applications
US9079993B1 (en) * 2014-05-22 2015-07-14 Chevron Phillips Chemical Company Lp High clarity low haze compositions
EP4212323A1 (en) 2014-06-16 2023-07-19 Univation Technologies, LLC A method of manufacturing a blow molded article
SG10202001582WA (en) * 2014-06-16 2020-05-28 Univation Tech Llc Polyethylene resins
US9284389B2 (en) * 2014-07-29 2016-03-15 Chevron Phillips Chemical Company Lp Bimodal resins having good film processability
GB2533770B (en) * 2014-12-22 2021-02-10 Norner Verdandi As Polyethylene for pipes
BR112017022064B1 (en) * 2015-04-17 2021-12-07 Univation Technologies, Llc POLYMERIZATION CATALYST SYSTEM AND POLYETHYLENE PRODUCTION METHOD
CN107636059B (en) 2015-05-28 2020-06-09 Sabic环球技术有限责任公司 Multimodal high density polyethylene
CN107690443B (en) * 2015-06-26 2020-08-25 巴塞尔聚烯烃股份有限公司 Polyethylene composition with high mechanical properties and processability
US10696826B2 (en) * 2015-07-16 2020-06-30 Sabic Global Technologies B.V. Bimodal high density polyethylene
US9493589B1 (en) 2015-09-09 2016-11-15 Chevron Phillips Chemical Company Lp Polymers with improved ESCR for blow molding applications
EP3176213B1 (en) * 2015-12-03 2019-04-24 Scg Chemicals Co. Ltd. Ethylene copolymer composition
SG11201806038XA (en) * 2016-01-29 2018-08-30 Univation Tech Llc Polyolefin film with improved toughness
EP3293208B1 (en) 2016-09-12 2021-06-16 Thai Polyethylene Co., Ltd. Bimodal polyethylene composition and pipe comprising the same
CN109790229B (en) * 2016-09-12 2021-08-06 泰国聚乙烯有限公司 Bimodal polyethylene composition and pipe comprising the same
EP3293206B1 (en) * 2016-09-12 2019-10-23 Thai Polyethylene Co., Ltd. Multimodal polyethylene pipe
ES2970839T3 (en) 2016-11-08 2024-05-30 Univation Tech Llc Polyethylene composition
EP3545033B1 (en) * 2016-11-25 2023-06-14 Borealis AG New composition and process
BR112019015300B1 (en) * 2017-02-13 2023-03-28 Univation Technologies, Llc ETHYLENE-BASED POLYMER, PROCESS FOR COPOLYMERIZING ETHYLENE AND ONE OR MORE ALPHA-OLEFINS IN A SINGLE OLEFIN POLYMERIZATION REACTOR AND ARTICLE

Also Published As

Publication number Publication date
EP3856801B1 (en) 2024-09-04
WO2020068413A1 (en) 2020-04-02
CA3113622A1 (en) 2020-04-02
CN112638962A (en) 2021-04-09
CN112638962B (en) 2023-05-16
US20210380737A1 (en) 2021-12-09
US12049527B2 (en) 2024-07-30
BR112021005391A2 (en) 2021-06-22
KR20210066859A (en) 2021-06-07
EP3856801A1 (en) 2021-08-04
ES2993863T3 (en) 2025-01-10

Similar Documents

Publication Publication Date Title
SG11202102947QA (en) Bimodal polyethylene copolymer composition and pipe made thereof
SG11202011822RA (en) Bimodal polyethylene copolymer and film thereof
SG11202001172PA (en) Bimodal polyethylene
SG11202101334XA (en) Bimodal polyethylene copolymer and film thereof
MX2019002558A (en) Nucleated polyethylene blends and their use in molded articles.
EP3610010A4 (en) Complement factor d antagonist antibodies and conjugates thereof
SG11202100888WA (en) Anti-avb8 antibodies and compositions and uses thereof
SG11202008677VA (en) Free standing pleatable block copolymer materials and method of making the same
SG11202003356WA (en) Polyethylene copolymer resins and films
PL3293208T3 (en) Bimodal polyethylene composition and pipe comprising the same
EP3778665A4 (en) Polyethylene and chlorinated polyethylene thereof
SG11202110973PA (en) Bimodal poly(ethylene-co-1-alkene) copolymer
IL268601A (en) Anti-factor d antibodies and uses thereof
EP3877430A4 (en) Polyethylene compositions and articles made therefrom
EP3241854A4 (en) Low density polyethylene copolymer excellent in film processability and transparency
EP3666807C0 (en) Block copolymers and uses thereof
SG11202008686TA (en) Spirocentric compounds and polymers thereof
ES3006611T3 (en) Polyethylene composition and film having retained dart impact
PL4036129T3 (en) Film made from c2c3c4 terpolymer - c3c4 copolymer blend and c2c3c4 terpolymer - c3c4 copolymer blend
SG11202002090SA (en) Carbon black-containing bimodal polyethylene composition
EP3898828C0 (en) POLYETHYLENE COPOLYMER COMPOSITIONS AND THEIR BARRIER PROPERTIES
PL3567061T3 (en) Polypropylene pipe composition
EP3770185A4 (en) Polyethylene and chlorinated polyethylene thereof
SG11202010809YA (en) Unimodal polyethylene copolymer and film thereof
EP3723839A4 (en) POLYUREA COPOLYMER COATING COMPOSITIONS AND METHODS