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 more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
-
- 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
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 (7)
Country | Link |
---|---|
US (1) | US20230407067A1 (es) |
EP (1) | EP4263701A1 (es) |
AR (1) | AR124405A1 (es) |
CA (1) | CA3202808A1 (es) |
CL (1) | CL2023001660A1 (es) |
MX (1) | MX2023006540A (es) |
WO (1) | WO2022140153A1 (es) |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU34020A1 (es) | 1953-01-27 | 1956-02-06 | ||
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 |
DE68913375T3 (de) | 1988-06-17 | 2002-05-02 | Mitsui Chemicals Inc | Olefinpolymerisationsverfahren und dabei anwendbarer Polymerisationskatalysator. |
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 |
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 |
WO2016075163A1 (en) * | 2014-11-13 | 2016-05-19 | Total Research & Technology Feluy | Metallocene catalyzed polyethylene resin |
-
2021
- 2021-12-16 CA CA3202808A patent/CA3202808A1/en active Pending
- 2021-12-16 AR ARP210103550A patent/AR124405A1/es unknown
- 2021-12-16 MX MX2023006540A patent/MX2023006540A/es unknown
- 2021-12-16 EP EP21843842.2A patent/EP4263701A1/en active Pending
- 2021-12-16 WO PCT/US2021/063796 patent/WO2022140153A1/en active Application Filing
- 2021-12-16 US US18/251,005 patent/US20230407067A1/en active Pending
-
2023
- 2023-06-08 CL CL2023001660A patent/CL2023001660A1/es unknown
Also Published As
Publication number | Publication date |
---|---|
MX2023006540A (es) | 2023-06-16 |
CA3202808A1 (en) | 2022-06-30 |
CL2023001660A1 (es) | 2023-12-15 |
WO2022140153A1 (en) | 2022-06-30 |
EP4263701A1 (en) | 2023-10-25 |
US20230407067A1 (en) | 2023-12-21 |
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