AR124405A1 - Composiciones de polietileno para aplicaciones de cierre - Google Patents
Composiciones de polietileno para aplicaciones de cierreInfo
- Publication number
- AR124405A1 AR124405A1 ARP210103550A ARP210103550A AR124405A1 AR 124405 A1 AR124405 A1 AR 124405A1 AR P210103550 A ARP210103550 A AR P210103550A AR P210103550 A ARP210103550 A AR P210103550A AR 124405 A1 AR124405 A1 AR 124405A1
- Authority
- AR
- Argentina
- Prior art keywords
- molecular weight
- ethylene
- less
- olefin copolymer
- polyethylene composition
- Prior art date
Links
- -1 POLYETHYLENE Polymers 0.000 title abstract 4
- 239000004698 Polyethylene Substances 0.000 title abstract 4
- 239000000203 mixture Substances 0.000 title abstract 4
- 229920000573 polyethylene Polymers 0.000 title abstract 4
- 238000007789 sealing Methods 0.000 title 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract 5
- 239000005977 Ethylene Substances 0.000 abstract 5
- 229920000089 Cyclic olefin copolymer Polymers 0.000 abstract 3
- 239000004711 α-olefin Substances 0.000 abstract 3
- 229920001519 homopolymer Polymers 0.000 abstract 2
- 239000000155 melt Substances 0.000 abstract 2
- 238000001746 injection moulding Methods 0.000 abstract 1
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
- 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
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material
-
- 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
-
- 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
- B29K2023/06—PE, i.e. polyethylene
- B29K2023/0658—PE, i.e. polyethylene characterised by its molecular weight
-
- 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
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0037—Other properties
- B29K2995/0088—Molecular weight
-
- 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
- C08L2205/06—Polymer mixtures characterised by other features having improved processability or containing aids for moulding methods
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)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Sealing Material Composition (AREA)
Abstract
Una composición de polietileno adecuada para su uso en moldeo por inyección, en donde la composición de polietileno comprende: de 2% en peso a 25% en peso de un componente de alto peso molecular que consiste en un copolímero de etileno / a-olefina, en donde el componente de alto peso molecular tiene una densidad de 0,910 g/cc a 0,971 g/cc, un índice de fusión (I₂,16) de más de 0,5 g/10 min a menos de 1,5 g/10 min, una distribución de peso molecular (Mʷ/Mₙ) de 6,0 a 20,0; de 75% en peso a 98% en peso de un componente de bajo peso molecular que consiste en un homopolímero de etileno o un copolímero de etileno / a-olefina, en donde el homopolímero de etileno o un copolímero de etileno / a-olefina tiene una densidad de 0,920 g/cc a 0,971 g/cc, un índice de fusión (I₂,16) de 5,0 g/10 min a 120 g/10 min y una distribución de peso molecular (Mʷ/Mₙ) de menos de 6,0; en donde la composición de polietileno tiene una anisotropía de contracción que es menor que la anisotropía de contracción del componente de bajo peso molecular.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US202063128245P | 2020-12-21 | 2020-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AR124405A1 true AR124405A1 (es) | 2023-03-22 |
Family
ID=79602019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ARP210103550A AR124405A1 (es) | 2020-12-21 | 2021-12-16 | Composiciones de polietileno para aplicaciones de cierre |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20230407067A1 (es) |
| EP (1) | EP4263701B1 (es) |
| AR (1) | AR124405A1 (es) |
| CA (1) | CA3202808A1 (es) |
| CL (1) | CL2023001660A1 (es) |
| MX (1) | MX2023006540A (es) |
| PL (1) | PL4263701T3 (es) |
| WO (1) | WO2022140153A1 (es) |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT513721A (es) | 1953-01-27 | 1900-01-01 | ||
| US3622521A (en) | 1967-08-21 | 1971-11-23 | Phillips Petroleum Co | Olefin polymerization with chromium and titanium-containing compounds |
| US4011382A (en) | 1975-03-10 | 1977-03-08 | Union Carbide Corporation | Preparation of low and medium density ethylene polymer in fluid bed reactor |
| 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 |
| US4508842A (en) | 1983-03-29 | 1985-04-02 | Union Carbide Corporation | Ethylene polymerization using supported vanadium catalyst |
| EP0350170B2 (en) | 1988-06-17 | 2001-09-12 | Mitsui Chemicals, Inc. | Process for polymerising olefins and polymerisation catalyst therefor |
| US5122494A (en) | 1991-02-19 | 1992-06-16 | Shell Oil Company | Olefin polymerization catalyst |
| US5290745A (en) | 1992-08-10 | 1994-03-01 | Union Carbide Chemicals & Plastics Technology Corporation | Process for producing ethylene polymers having reduced hexane extractable content |
| ES2155095T5 (es) * | 1993-10-21 | 2006-04-16 | Exxonmobil Oil Corporation | Mezclas de poliolefinas con distribucion bimodal de pesos moleculares. |
| US6187866B1 (en) | 1999-06-04 | 2001-02-13 | Union Carbide Chemicals & Plastics Technology Corporation | Staged reactor process |
| TW200504093A (en) | 2003-05-12 | 2005-02-01 | Dow Global Technologies Inc | Polymer composition and process to manufacture high molecular weight-high density polyethylene and film therefrom |
| CA2798854C (en) * | 2012-12-14 | 2020-02-18 | Nova Chemicals Corporation | Polyethylene compositions having high dimensional stability and excellent processability for caps and closures |
| ES2669506T3 (es) * | 2014-11-13 | 2018-05-28 | Total Research & Technology Feluy | Resina de polietileno catalizado con metaloceno |
-
2021
- 2021-12-16 PL PL21843842.2T patent/PL4263701T3/pl unknown
- 2021-12-16 AR ARP210103550A patent/AR124405A1/es unknown
- 2021-12-16 EP EP21843842.2A patent/EP4263701B1/en active Active
- 2021-12-16 CA CA3202808A patent/CA3202808A1/en active Pending
- 2021-12-16 US US18/251,005 patent/US20230407067A1/en active Pending
- 2021-12-16 WO PCT/US2021/063796 patent/WO2022140153A1/en not_active Ceased
- 2021-12-16 MX MX2023006540A patent/MX2023006540A/es unknown
-
2023
- 2023-06-08 CL CL2023001660A patent/CL2023001660A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022140153A1 (en) | 2022-06-30 |
| EP4263701B1 (en) | 2024-10-09 |
| CL2023001660A1 (es) | 2023-12-15 |
| CA3202808A1 (en) | 2022-06-30 |
| PL4263701T3 (pl) | 2024-12-16 |
| MX2023006540A (es) | 2023-06-16 |
| US20230407067A1 (en) | 2023-12-21 |
| EP4263701A1 (en) | 2023-10-25 |
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