WO2016080604A1 - 가교 폴리에틸렌 수지 조성물 - Google Patents
가교 폴리에틸렌 수지 조성물 Download PDFInfo
- Publication number
- WO2016080604A1 WO2016080604A1 PCT/KR2015/002927 KR2015002927W WO2016080604A1 WO 2016080604 A1 WO2016080604 A1 WO 2016080604A1 KR 2015002927 W KR2015002927 W KR 2015002927W WO 2016080604 A1 WO2016080604 A1 WO 2016080604A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- resin composition
- polyethylene resin
- crosslinked polyethylene
- weight
- parts
- Prior art date
Links
Images
Classifications
-
- 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
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/37—Thiols
- C08K5/375—Thiols containing six-membered aromatic rings
-
- 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
- C08K5/14—Peroxides
-
- 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
-
- 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
- C08K5/01—Hydrocarbons
-
- 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
- C08K5/02—Halogenated hydrocarbons
- C08K5/03—Halogenated hydrocarbons aromatic, e.g. C6H5-CH2-Cl
-
- 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
- C08K5/13—Phenols; Phenolates
-
- 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
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
-
- 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
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/37—Thiols
- C08K5/372—Sulfides, e.g. R-(S)x-R'
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/2813—Protection against damage caused by electrical, chemical or water tree deterioration
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2312/00—Crosslinking
Definitions
- the present invention relates to a crosslinked polyethylene resin composition and a power cable manufactured therefrom. More particularly, the present invention relates to a crosslinked polyethylene resin composition and a power cable manufactured therefrom. The present invention also relates to a crosslinked polyethylene resin composition equal to or greater than the existing cross-linking-polyethylene (XLPE) and a power cable manufactured therefrom.
- XLPE cross-linking-polyethylene
- Crosslinked polyethylene improves the weakness of heat by utilizing polyethylene's excellent insulating material, and unlike linear polyethylene, it has a three-dimensional network structure.
- the transmission capacity needs to be increased due to the increase in the amount of electricity used, there is a limit to increase the transmission capacity at the usual allowable temperature of less than 90 °C in the case of the crosslinked polyethylene, which is conventionally used for electrical insulation of power cables.
- Patent Document 1 KR Publication No. 2011-0020126
- the present substrate has excellent heat resistance, always high allowable temperature, excellent long-term aging resistance, and long-term workability is improved, and the tree-tree suppression effect is also existing XLPE (Cross Linking- An object of the present invention is to provide a crosslinked polyethylene resin composition equivalent to or greater than Polyethylene) and a power cable produced therefrom.
- the present invention is a) 100 parts by weight of low density polyethylene (LDPE), b) 0.1 to 10 parts by weight of crosslinking agent, c) 0.1 to 5 parts by weight of crosslinking accelerator, d) 0 to 5 parts by weight of tri-inhibitor And e) more than 0.3 part by weight to 5 parts by weight of an antioxidant.
- LDPE low density polyethylene
- the crosslinking promoter is, for example, 2,4-diphenyl-4-methyl-1-pentene (2,4-diphenyl-4-methyl-1-pentene), 1,4-hydroquinone (1,4-hydroquinone ) And hydroquinone derivatives.
- the antioxidant may be, for example, a mixture of a thiobisphenol-based antioxidant and a thiobispropionate-based antioxidant.
- the thiobisphenol-based antioxidant may be, for example, 0 to 5 parts by weight, and the thiobispropionate antioxidant may be, for example, 0.01 to 5 parts by weight.
- the antioxidant may be, for example, thiobis [2-t-butyl-5-methyl-4,1-phenylene] bis [3- (dodecylthio) propionate] (thiobis [2-tert-butyl- 5-methyl-4,1-phenylene] bis [3- (dodecyl thio ) propionate].
- the e) antioxidant may not include a bisthio-based antioxidant.
- the c) crosslinking accelerator and the e) antioxidant may be, for example, a weight ratio of 8: 1 to 1: 3.
- the crosslinked polyethylene resin composition may be, for example, 80 to 90% crosslinking degree.
- the crosslinked polyethylene resin composition may be, for example, 40 to 120% of a hot-illusion (230 ° C., 15 min, 20 N / cm 2 ).
- the crosslinked polyethylene resin composition may have a tensile strength after aging (IEC 811 dumbbell specimen, Convection oven at 150 ° C., 30 days) of 190 to 280 kg / cm 2.
- the cross-linked polyethylene resin composition may have a tree suppression rate of about 10.7 to about 15.
- the crosslinked polyethylene resin composition may be, for example, a crosslinked polyethylene resin composition for power cable electrical insulation.
- the present disclosure provides a power cable prepared from the crosslinked polyethylene resin composition.
- the crosslinking polyethylene resin having excellent heat resistance and high permissible temperature at all times, excellent long-term aging resistance, and long-term workability, and a tree-tree inhibiting effect is also equivalent to or higher than that of the existing cross-linking-polyethylene (XLPE).
- XLPE cross-linking-polyethylene
- FIG. 1 is a view schematically illustrating an acceleration tree deterioration apparatus for measuring an average tree length according to an embodiment of the present disclosure.
- FIG. 2 is a view schematically showing a needle inserter for measuring an average tree length according to an embodiment of the present disclosure.
- the crosslinked polyethylene resin composition of the present disclosure comprises a) 100 parts by weight of low density polyethylene (LDPE), b) 0.1 to 10 parts by weight of a crosslinking agent, c) 0.1 to 5 parts by weight of a crosslinking accelerator, d) 0 to 5 parts by weight of a tri inhibitor, and e ) More than 0.3 parts by weight to 5 parts by weight of antioxidant.
- LDPE low density polyethylene
- the low density polyethylene according to the present disclosure is not particularly limited in the case of the low density polyethylene generally applicable to cables and the like.
- the low density polyethylene is, for example, an ethylene homopolymer polymerized by free radical initiation in a high pressure tubular or autoclave reactor of 1000 bar or more, or a Ziegler-Natta catalyst at low pressures of 100 bar or less. Or an ethylene copolymer prepared using a metallocene catalyst.
- the metallocene catalyst is, for example, a cyclopentadiene derivative and a titanium, zirconium, hafnium or vanadium (group 4b, 5b or 6b, specifically 4b and 5b group of the periodic table). It may be an organometallic compound formed by a ligand bond with a transition metal such as banadium).
- the ethylene copolymer may be, for example, an ⁇ -olefin having 3 or more carbon atoms as a comonomer, and as another example, propylene, 1-butene, 1-pentene, 1
- propylene, 1-butene, 1-pentene, 1 One or more selected from the group consisting of -hexene and 1-octene can be used as comonomer.
- the low density polyethylene may have, for example, a density of 0.87 to 0.94 g / cm 3 , 0.90 to 0.93 g / cm 3 , or 0.910 to 0.925 g / cm 3 .
- the low density polyethylene may have, for example, a melt index (MI) of 0.1 to 50 g / 10 minutes, 0.5 to 10 g / 10 minutes, or 1 to 5 g / 10 minutes.
- MI melt index
- melt index means a value measured at 190 ° C. and 2.16 kg.
- the low density polyethylene may have a weight average molecular weight of 40,000 to 200,000 g / mol, 60,000 to 150,000 g / mol, or 70,000 to 130,000 g / mol.
- the crosslinking agent according to the present disclosure serves to form a crosslinking initiation point in the low density polyethylene, and the content thereof may be, for example, 1 to 4 parts by weight, 1 to 3 parts by weight, or 1 to 2.5 parts by weight, in this range. Crosslinking properties and long-term workability is excellent within.
- the cross-linking agent is dicumyl peroxide, for example (dicumyl peroxide, DCP), benzoyl peroxide (benzoyl peroxide), lauryl peroxide (lauryl peroxide), t- butyl cumyl peroxide (tert -butyl cumyl peroxide), di (t - butylperoxyisopropyl) benzene (di (tert -butyl peroxy isopropyl) benzene), 2,5- dimethyl-2,5-di (t- butylperoxy) hexane (2,5-dimethyl-2,5- di ( tert- butyl peroxy) hexane), di-t-butyl peroxide (di- tert- butyl peroxide) may be one or more selected from the group consisting of.
- DCP dicumyl peroxide
- benzoyl peroxide benzoyl peroxide
- the crosslinking accelerator according to the present disclosure serves to increase the crosslinking efficiency of the crosslinking agent and to improve scorch resistance, and the content thereof may be, for example, 0.1 to 1.0 parts by weight, 0.2 to 0.8 parts by weight, or 0.2 to 0.6 parts by weight, Within this range, both crosslinking promotion and crosslinking efficiency are excellent effects.
- the crosslinking accelerators include, for example, 2,4-diphenyl-4-methyl-1-pentene, 1,4-hydroquinone, and 1,4-hydroquinone; It may be at least one selected from the group consisting of hydroquinone derivatives, preferably 2,4-diphenyl-4-methyl-1-pentene.
- the tri inhibitor according to the present disclosure may be, for example, polyethylene glycol having a number average molecular weight of 5,000 to 70,000 g / mol.
- the tri-inhibitor content may be 0 to 2.0 parts by weight, 0.1 to 2.0 parts by weight, or 0.2 to 0.8 parts by weight, and within this range, tree tree suppression properties, heat aging resistance, mechanical properties, and Both economics have excellent effects.
- the antioxidant according to the present disclosure may have a content of more than 0.3 parts by weight to 2.0 parts by weight, 0.4 to 1.0 parts by weight, or 0.4 to 0.6 parts by weight, and the long-term aging characteristics and long-term safety of the cable within this range. The performance is excellent.
- the e) antioxidant may be, for example, a mixture of a thiobisphenol-based antioxidant and a thiobispropionate-based antioxidant, in which case the heat resistance is excellent.
- the thiobisphenol-based antioxidant is for example 0 to 5 parts by weight, 0.01 to 2 parts by weight, or 0.1 to 1.0 part by weight
- the thiobispropionate antioxidant is for example 0.01 to 5 parts by weight, 0.05 to It may be 2.0 parts by weight, or 0.1 to 1.0 parts by weight, there is an effect excellent in the heat resistance within this range.
- the antioxidant may be, for example, thiobis [2-t-butyl-5-methyl-4,1-phenylene] bis [3- (dodecylthio) propionate] (thiobis [2-tert-butyl- 5-methyl-4,1-phenylene] bis [3- (dodecylthio) propionate].
- the e) antioxidant may not include a bisthio-based antioxidant.
- Antioxidants of the present disclosure in particular thiobis [2-t-butyl-5-methyl-4,1-phenylene] bis [3- (dodecylthio) propionate], are crosslinked when prescribed with the crosslinking accelerator.
- thiobis [2-t-butyl-5-methyl-4,1-phenylene] bis [3- (dodecylthio) propionate]
- the c) crosslinking accelerator and the e) antioxidant may be, for example, in a weight ratio of 8: 1 to 1: 3, 6: 1 to 1: 2, or 4: 1 to 2: 3, and within this range, Excellent inhibitory effect and long-term aging resistance.
- the crosslinked polyethylene resin composition may have, for example, a degree of crosslinking of 80 to 90%, or 82 to 86%, and has an effect suitable for power cable electrical insulation within this range.
- the crosslinked polyethylene resin composition may be 40-120%, 45-110%, for example, hot-elongation (230 ° C., 15min, 20N / cm 2 ), and within this range, an effect suitable for power cable electrical insulation applications may be achieved. have.
- the crosslinked polyethylene resin composition may have a tensile strength after aging (IEC 811 dumbbell specimen, Convection oven at 150 ° C., 30 days) of 190 to 280 kg / cm 2, or 197 to 271 kg / cm 2, and within this range.
- the effect is suitable for cable electrical insulation applications.
- the crosslinked polyethylene resin composition may have a tree suppression rate of 10.7 to 15, or 11 to 14.2, and has an effect suitable for power cable electrical insulation within this range.
- the crosslinked polyethylene resin composition may be, for example, a crosslinked polyethylene resin composition for power cable electrical insulation.
- the method for producing a crosslinked polyethylene resin composition of the present disclosure includes, for example, kneading and extruding the compounds of a) to e) according to the present disclosure in an amount according to the present disclosure; And crosslinking the extrudate at a temperature higher than the decomposition temperature of the crosslinking agent.
- the kneading and extrusion is not particularly limited in the case of the kneading and extrusion method of a conventional crosslinked polyethylene resin composition, for example, a combination of an antioxidant and a tri-inhibitor; Or a combination of an antioxidant, a tri-inhibitor, and a cross-linking agent; may be prepared by incorporating a low density polyethylene or the like into a extruder or separately.
- the extruded extrudates are mixed with a crosslinking agent using a biaxial kneader, a bambary mixer or a biaxial stretching kneader, and the like, and then the mixture is mixed. Compression molding for temperature and time.
- the compression molding is not particularly limited in the case of methods, apparatuses and conditions which are usually used when producing a crosslinked polyethylene resin composition sheet.
- the extruder may be, for example, a twin extruder or a single screw extruder provided with a kneading function.
- the power cable of the present disclosure is characterized in that it is prepared from the crosslinked polyethylene resin composition of the present disclosure.
- the power cable of the present disclosure is, for example, a conductor; An insulation layer surrounding the conductor; Fillers and / or shielding layers; And a coating layer; wherein the insulating layer may be formed of the crosslinked polyethylene composition of the present disclosure.
- Raw materials used in the present embodiment are as follows.
- Low density polyethylene Polyethylene with density 0.921g / cm 3 , melt index 2.0g / 10min, weight average molecular weight 90,000 ⁇ 120,000g / mol (LUTENE CB2030, manufactured by LG Chemical)
- Antioxidant 1 4,4'-thiobis (2-t-butyl-5-methylphenol)
- Antioxidant 3 Thiobis [02-t-butyl-5-methyl-4,1-phenylene] bis [3- (dodecylthio) propionate]
- Tri inhibitors polyethylene glycols
- each raw material except the crosslinking agent was extruded into pellets in an extruder at a temperature of 120 to 140 ° C., and then kneaded with the crosslinking agents shown in Tables 1 and 2 in a Bambari mixer, and kneaded in this manner. The resulting mixture was compression molded at 180 ° C. for 10 minutes to prepare a crosslinked polyethylene resin composition sheet.
- cross-linking degree 0.2-0.3 g of the thinly cut specimen in a styrene xylene solution, refluxed for 24 hours and weighed the remaining sample, the cross-linking degree was calculated by the following equation (1).
- Hot elongation 2 (%): The change in specimen length measured at 230 ° C./15 min, 20 N / cm 2 load according to the method disclosed in IEC 811 is given in%.
- Scorching resistance Measured for 12 minutes at 0.5 ° arc and 50 rpm at 160 ° C, and the time taken for 90% of the maximum torque of the total crosslinked sample was measured in minutes and seconds.
- the tree suppression property measured in this description is a measure of tree tree growth length with a constant time (30 days) based on ASTM D6097.
- the water tree length was measured using an accelerated tree deterioration apparatus as shown in FIG. 1 and the specific test method is as follows. Insert the plate-shaped sample into the needle inserter for inserting the conical needle of FIG. 2, insert until it reaches a position 3.2 mm away from the end of the specimen, and press at 180 ° C. to measure the cross-linked tree tree test specimen. Prepared.
- the needle angle of the needle used at this time was 60 ° and the radius of curvature of the needle tip was 3 ⁇ m.
- the measured tree length is the average value of the measured total specimens.
- Tree tree inhibition rate The tree inhibition rate was calculated by substituting the tree length measured by the method disclosed in ASTM D6097.
- Tree Tree Inhibition Rate L / LWT
- L represents the distance (3.2 mm) from the specimen tip notch to the surface opposite the specimen
- LWT represents the tree length from the specimen tip notch to the surface opposite the specimen
- Example 2 Example 3
- Example 4 Example 5
- Example 6 Low density polyethylene 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100 100
- the crosslinked polyethylene resin compositions (Examples 1 to 6) of the present substrate have excellent heat resistance and long-term aging resistance as compared to the existing crosslinked polyethylene resin compositions, and have excellent balance of physical properties required for insulated cables. It was confirmed that the tree tree inhibitory effect was equivalent or higher.
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Organic Insulating Materials (AREA)
Abstract
Description
구분 | 실시예1 | 실시예2 | 실시예3 | 실시예4 | 실시예5 | 실시예6 |
저밀도폴리에틸렌 | 100 | 100 | 100 | 100 | 100 | 100 |
가교제 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
산화방지제 1 | 0.3 | 0.3 | 0.3 | - | - | - |
산화방지제 3 | 0.1 | 0.3 | 0.3 | 0.4 | 0.4 | 0.6 |
가교촉진제 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 |
트리억제제 | 0.5 | 0.5 | - | 0.5 | - | 0.5 |
가교도(%) | 83 | 82 | 83 | 86 | 85 | 82 |
핫-일롱게이션 1(%) | 90 | 80 | 85 | 43 | 40 | 35 |
핫-일롱게이션 2(%) | 110 | 101 | 105 | 55 | 52 | 45 |
상온인장(㎏/㎠) | 264 | 270 | 274 | 242 | 247 | 245 |
상온신율(%) | 585 | 595 | 595 | 533 | 550 | 536 |
노화 후 인장(㎏/㎠) | 260 | 265 | 276 | 219 | 230 | 224 |
노화 후 신율(%) | 581 | 600 | 607 | 502 | 535 | 512 |
노화 후 인장(㎏/㎠) | 255 | 268 | 271 | 197 | 225 | 210 |
노화 후 신율(%) | 575 | 598 | 602 | 494 | 526 | 503 |
내스코치성(분:초) | 11:35 | 10:49 | 10:30 | 7:54 | 7:30 | 7:35 |
평균트리길이(㎛) | 239 | 230 | 275 | 258 | 270 | 225 |
수트리억제율 | 13.4 | 13.9 | 11.6 | 12.4 | 11.9 | 14.2 |
구분 | 비교예 | |||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | |
저밀도폴리에틸렌 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
가교제 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 |
산화방지제 1 | 0.1 | 0.3 | 0.3 | 0.3 | - | - | - | 0.4 |
산화방지제 2 | 0.2 | - | 0.1 | 0.1 | - | 0.2 | 0.1 | |
산화방지제 3 | 0.1 | 0.1 | 0.2 | 0.2 | 0.4 | 0.2 | 0.5 | |
가교촉진제 | 0.4 | - | - | - | - | 0.4 | - | 0.4 |
트리억제제 | 0.5 | 0.5 | 0.5 | - | 0.5 | - | 0.5 | 0.5 |
가교도(%) | 85 | 81 | 78 | 79 | 86 | 82 | 83 | 79 |
핫-일롱게이션 1(%) | 130 | 100 | 125 | 120 | 58 | 85 | 50 | 120 |
핫-일롱게이션 2(%) | break | 120 | break | 180 | 65 | 98 | 59 | break |
상온인장(㎏/㎠) | 262 | 263 | 265 | 270 | 251 | 250 | 255 | 245 |
상온신율(%) | 585 | 590 | 595 | 600 | 545 | 558 | 551 | 550 |
노화 후 인장(㎏/㎠) | 187 | 261 | 225 | 260 | 196 | 121 | 210 | 221 |
노화 후 신율(%) | 503 | 595 | 550 | 582 | 417 | 190 | 505 | 505 |
노화 후 인장(㎏/㎠) | 105 | 260 | 211 | 246 | Break | Break | 195 | 201 |
노화 후 신율(%) | 217 | 585 | 520 | 553 | Break | Break | 481 | 480 |
내스코치성(분:초) | 8:20 | 7:56 | 9:41 | 9:24 | 5:35 | 7:40 | 4:41 | 9:51 |
평균트리길이(㎛) | 240 | 255 | 246 | 570 | 260 | 282 | 235 | 241 |
수트리억제율 | 13.3 | 12.5 | 13.0 | 5.6 | 12.3 | 11.3 | 13.6 | 13.3 |
Claims (12)
- a) 저밀도 폴리에틸렌(LDPE) 100 중량부, b) 가교제 0.1 내지 10 중량부, c) 가교촉진제 0.1 내지 5 중량부, d) 트리억제제 0 내지 5 중량부, 및 e) 산화방지제 0.3 중량부 초과 내지 5 중량부를 포함하는 것을 특징으로 하는가교 폴리에틸렌 수지 조성물.
- 제 1항에 있어서,상기 c) 가교촉진제는 2,4-디페닐-4-메틸-1-펜텐(2,4-diphenyl-4- methyl-1-pentene), 1,4-하이드로퀴논(1,4-hydroquinone) 및 하이드로퀴논 유도체로 이루어진 군으로부터 선택된 1종 이상인 것을 특징으로 하는가교 폴리에틸렌 수지 조성물.
- 제 1항에 있어서,상기 e) 산화방지제는 티오비스페놀계 산화방지제 및 티오비스프로피오네이트계 산화방지제의 혼합인 것을 특징으로 하는가교 폴리에틸렌 수지 조성물.
- 제 3항에 있어서,상기 상기 티오비스페놀계 산화방지제는 0 내지 5 중량부이고, 상기 티오비스프로피오네이트계 산화방지제는 0.01 내지 5 중량부인 것을 특징으로 하는가교 폴리에틸렌 수지 조성물.
- 제 1항에 있어서,상기 e) 산화방지제는 티오비스[2-t-부틸-5-메틸-4,1-페닐렌] 비스[3-(도데실티오)프로피오네이트]을 포함하는 것을 특징으로 하는가교 폴리에틸렌 수지 조성물.
- 제 1항에 있어서,상기 e) 산화방지제는 비스티오계 산화방지제를 포함하지 않는 것을 특징을 하는가교 폴리에틸렌 수지 조성물.
- 제 1항에 있어서,상기 c) 가교촉진제와 상기 e) 산화방지제는 중량비가 2:1 내지 1:2인 것을 특징을 하는가교 폴리에틸렌 수지 조성물.
- 제 1항에 있어서,상기 가교 폴리에틸렌 수지 조성물은 가교도가 80 내지 90 %인 것을 특징으로 하는가교 폴리에틸렌 수지 조성물.
- 제 1항에 있어서,상기 가교 폴리에틸렌 수지 조성물은 핫-일롱게이션(230℃, 15min, 20N/cm2)이 40 내지 120 %인 것을 특징으로 하는가교 폴리에틸렌 수지 조성물.
- 제 1항에 있어서,상기 가교 폴리에틸렌 수지 조성물은 노화 후 인장강도(IEC 811 dumbbell specimen, Convection oven at 150℃, 30days)가 190 내지 280 ㎏/㎠인 것을 특징으로 하는가교 폴리에틸렌 수지 조성물.
- 제 1항에 있어서,상기 가교 폴리에틸렌 수지 조성물은 수트리 억제율이 10.7 내지 15인 것을 특징으로 하는가교 폴리에틸렌 수지 조성물.
- 제 1항 내지 제 11항 중 어는 한 항에 있어서,상기 가교 폴리에틸렌 수지 조성물은 전력 케이블 전기절연용 가교 폴리에틸렌 수지 조성물인 것을 특징으로 하는가교 폴리에틸렌 수지 조성물.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2908265A CA2908265C (en) | 2014-11-19 | 2015-03-25 | Crosslinked polyethylene resin composition |
MX2015014989A MX361090B (es) | 2014-11-19 | 2015-03-25 | Composición de resina de polietileno entrelazado. |
CN201580000587.9A CN105829436B (zh) | 2014-11-19 | 2015-03-25 | 交联聚乙烯树脂组合物 |
US14/786,386 US9920186B2 (en) | 2014-11-19 | 2015-03-25 | Crosslinked polyethylene resin composition |
EP15778183.2A EP3045496B1 (en) | 2014-11-19 | 2015-03-25 | Crosslinked polyethylene resin composition |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020140161277A KR101644246B1 (ko) | 2014-11-19 | 2014-11-19 | 가교 폴리에틸렌 수지 조성물 |
KR10-2014-0161277 | 2014-11-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016080604A1 true WO2016080604A1 (ko) | 2016-05-26 |
Family
ID=56014116
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2015/002927 WO2016080604A1 (ko) | 2014-11-19 | 2015-03-25 | 가교 폴리에틸렌 수지 조성물 |
Country Status (8)
Country | Link |
---|---|
US (1) | US9920186B2 (ko) |
EP (1) | EP3045496B1 (ko) |
KR (1) | KR101644246B1 (ko) |
CN (1) | CN105829436B (ko) |
CA (1) | CA2908265C (ko) |
CL (1) | CL2016001013A1 (ko) |
MX (1) | MX361090B (ko) |
WO (1) | WO2016080604A1 (ko) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102178359B1 (ko) * | 2016-11-10 | 2020-11-12 | 주식회사 엘지화학 | 가교 폴리에틸렌 조성물 |
AU2018332050B2 (en) * | 2017-09-13 | 2024-05-16 | Hexatronic Cables & Interconnect Systems Ab | Cable sheath material |
WO2019178747A1 (en) * | 2018-03-20 | 2019-09-26 | Dow Global Technologies Llc | Polyolefin-and-polyvinylpyrrolidone formulation |
CN113621187B (zh) * | 2020-05-07 | 2024-05-07 | 国家能源投资集团有限责任公司 | 可交联绝缘聚烯烃组合物及其制备方法与应用、交联绝缘聚烯烃及其应用 |
KR20220090468A (ko) * | 2020-12-22 | 2022-06-29 | 한화솔루션 주식회사 | 유전손실이 낮은 가교 폴리에틸렌 수지 및 이의 제조방법 |
CN112831117A (zh) * | 2021-02-26 | 2021-05-25 | 江西洪茂线缆有限公司 | 一种阻燃型交联聚乙烯电缆料及其制备方法 |
CN115819865A (zh) * | 2022-11-24 | 2023-03-21 | 宝胜科技创新股份有限公司 | 一种中压电缆及其制造工艺 |
EP4375324A1 (en) | 2022-11-24 | 2024-05-29 | Abu Dhabi Polymers Co. Ltd (Borouge) - Sole Proprietorship L.L.C. | Crosslinkable stabilized polymer composition |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000059868A (ko) * | 1999-03-09 | 2000-10-16 | 성재갑 | 워터 트리 성장에 저항성을 갖는 케이블 절연체 조성물 |
KR100727207B1 (ko) * | 2006-02-24 | 2007-06-13 | 주식회사 엘지화학 | 스웨트-아웃 억제 및 전기 절연특성이 우수한 가교 폴리에틸렌 조성물 |
KR20110020126A (ko) | 2009-08-21 | 2011-03-02 | 에스케이이노베이션 주식회사 | 전력케이블 절연층용 가교 폴리에틸렌 조성물 |
KR20130028646A (ko) * | 2011-08-08 | 2013-03-19 | 주식회사 엘지화학 | 가교 폴리에틸렌 조성물 |
KR20140047022A (ko) * | 2011-02-23 | 2014-04-21 | 도요보 가부시키가이샤 | 전기 전자 부품 밀봉용 수지 조성물, 전기 전자 부품의 제조 방법 및 전기 전자 부품 밀봉체 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6231978B1 (en) * | 1999-03-31 | 2001-05-15 | Union Carbide Chemicals & Plastics Technology Corporation | Crosslinkable polyethylene composition |
KR100718022B1 (ko) * | 2006-04-25 | 2007-05-14 | 한화석유화학 주식회사 | 트리 내성 가교 폴리올레핀 조성물 |
EP2527396A3 (en) * | 2007-08-06 | 2013-03-27 | General Cable Technologies Corporation | Tree resistant insulation compositions |
JP2009114267A (ja) * | 2007-11-02 | 2009-05-28 | Viscas Corp | 液状の樹脂添加剤、並びに、それを用いた直流送電用オレフィン系樹脂絶縁電力ケーブルおよび直流送電用オレフィン系樹脂絶縁電力ケーブル接続部の絶縁体成形用の樹脂組成物の製造方法。 |
-
2014
- 2014-11-19 KR KR1020140161277A patent/KR101644246B1/ko active IP Right Grant
-
2015
- 2015-03-25 US US14/786,386 patent/US9920186B2/en active Active
- 2015-03-25 EP EP15778183.2A patent/EP3045496B1/en active Active
- 2015-03-25 CA CA2908265A patent/CA2908265C/en active Active
- 2015-03-25 WO PCT/KR2015/002927 patent/WO2016080604A1/ko active Application Filing
- 2015-03-25 CN CN201580000587.9A patent/CN105829436B/zh active Active
- 2015-03-25 MX MX2015014989A patent/MX361090B/es active IP Right Grant
-
2016
- 2016-04-28 CL CL2016001013A patent/CL2016001013A1/es unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20000059868A (ko) * | 1999-03-09 | 2000-10-16 | 성재갑 | 워터 트리 성장에 저항성을 갖는 케이블 절연체 조성물 |
KR100727207B1 (ko) * | 2006-02-24 | 2007-06-13 | 주식회사 엘지화학 | 스웨트-아웃 억제 및 전기 절연특성이 우수한 가교 폴리에틸렌 조성물 |
KR20110020126A (ko) | 2009-08-21 | 2011-03-02 | 에스케이이노베이션 주식회사 | 전력케이블 절연층용 가교 폴리에틸렌 조성물 |
KR20140047022A (ko) * | 2011-02-23 | 2014-04-21 | 도요보 가부시키가이샤 | 전기 전자 부품 밀봉용 수지 조성물, 전기 전자 부품의 제조 방법 및 전기 전자 부품 밀봉체 |
KR20130028646A (ko) * | 2011-08-08 | 2013-03-19 | 주식회사 엘지화학 | 가교 폴리에틸렌 조성물 |
Also Published As
Publication number | Publication date |
---|---|
US9920186B2 (en) | 2018-03-20 |
CL2016001013A1 (es) | 2016-09-30 |
CN105829436A (zh) | 2016-08-03 |
KR101644246B1 (ko) | 2016-08-01 |
CN105829436B (zh) | 2018-11-13 |
MX361090B (es) | 2018-11-26 |
KR20160060176A (ko) | 2016-05-30 |
CA2908265A1 (en) | 2016-05-19 |
CA2908265C (en) | 2018-11-13 |
US20160340492A1 (en) | 2016-11-24 |
EP3045496A4 (en) | 2017-05-17 |
EP3045496B1 (en) | 2019-02-27 |
EP3045496A1 (en) | 2016-07-20 |
MX2015014989A (es) | 2016-08-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2016080604A1 (ko) | 가교 폴리에틸렌 수지 조성물 | |
WO2013022206A2 (ko) | 가교 폴리에틸렌 조성물 | |
NZ585714A (en) | Improved lead-free insulation compositions containing metallocene polymers | |
KR100727207B1 (ko) | 스웨트-아웃 억제 및 전기 절연특성이 우수한 가교 폴리에틸렌 조성물 | |
CA2491013C (en) | Improved insulation compositions containing metallocene polymers | |
WO2013147466A1 (en) | Non-crosslinked polyethylene composition for power cable | |
CA3001160C (en) | Semiconductive shield composition | |
MXPA06003343A (es) | Blindaje semiconductor desprendible y composiciones para el. | |
EP2311049B1 (en) | Improved hard grade epr insulation compositions | |
US6191230B1 (en) | Polyethylene crosslinkable composition | |
CA2952999C (en) | Flexible elastic rubber compounds with improved dielectric and tear strength for cold shrink splices and preparation method thereof | |
CA2953000C (en) | In-situ compatibilization of silicone rubber/polyolefin elastomer blends by forming ionomers for cold shrink splice and preparation method thereof | |
WO2018093074A1 (ko) | 전력 케이블 | |
KR20190011296A (ko) | 비가교 수지로 이루어진 절연층을 포함하는 케이블 | |
CN107709443B (zh) | 包含含硫第二抗氧化物的电缆绝缘材料组合物 | |
WO2020138956A1 (ko) | 케이블 시스용 수지 조성물 및 이를 포함하는 전선 | |
EP1041581A1 (en) | A crosslinkable polyethylene composition | |
KR20200078402A (ko) | 용이하게 박리가능한 반도전층을 포함하는 케이블 | |
WO2013023118A1 (en) | Lead-free cable containing bismuth compound | |
WO2017078430A1 (ko) | 원형회복성 및 기계적 특성이 우수한 절연 조성물 및 이로부터 형성된 절연층을 갖는 케이블 | |
CN111117250A (zh) | 一种超低温线缆用辐照交联低烟无卤阻燃材料及其制备方法及用途 | |
KR20180113269A (ko) | 내열성이 우수한 절연 케이블 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
REEP | Request for entry into the european phase |
Ref document number: 2015778183 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2015778183 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14786386 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: MX/A/2015/014989 Country of ref document: MX Ref document number: 2908265 Country of ref document: CA |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 15778183 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |