KR101985611B1 - 전선 절연용 폴리올레핀 수지 조성물 - Google Patents
전선 절연용 폴리올레핀 수지 조성물 Download PDFInfo
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- KR101985611B1 KR101985611B1 KR1020180005376A KR20180005376A KR101985611B1 KR 101985611 B1 KR101985611 B1 KR 101985611B1 KR 1020180005376 A KR1020180005376 A KR 1020180005376A KR 20180005376 A KR20180005376 A KR 20180005376A KR 101985611 B1 KR101985611 B1 KR 101985611B1
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- ethylene
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- polyolefin resin
- propylene
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- 239000011342 resin composition Substances 0.000 title claims abstract description 67
- 229920005672 polyolefin resin Polymers 0.000 title claims abstract description 60
- 229920005676 ethylene-propylene block copolymer Polymers 0.000 claims description 40
- 229920001971 elastomer Polymers 0.000 claims description 37
- 229920000181 Ethylene propylene rubber Polymers 0.000 claims description 34
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 26
- 239000005977 Ethylene Substances 0.000 claims description 26
- 239000002904 solvent Substances 0.000 claims description 24
- 238000002844 melting Methods 0.000 claims description 17
- 230000008018 melting Effects 0.000 claims description 17
- NNBZCPXTIHJBJL-UHFFFAOYSA-N decalin Chemical compound C1CCCC2CCCCC21 NNBZCPXTIHJBJL-UHFFFAOYSA-N 0.000 claims description 14
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 14
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 14
- 230000009477 glass transition Effects 0.000 claims description 11
- 239000000155 melt Substances 0.000 claims description 10
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 9
- 239000008096 xylene Substances 0.000 claims description 9
- 239000000654 additive Substances 0.000 claims description 7
- PXXNTAGJWPJAGM-UHFFFAOYSA-N vertaline Natural products C1C2C=3C=C(OC)C(OC)=CC=3OC(C=C3)=CC=C3CCC(=O)OC1CC1N2CCCC1 PXXNTAGJWPJAGM-UHFFFAOYSA-N 0.000 claims description 7
- 229920005674 ethylene-propylene random copolymer Polymers 0.000 claims description 6
- 230000000996 additive effect Effects 0.000 claims description 5
- 230000000379 polymerizing effect Effects 0.000 claims description 5
- 229920001384 propylene homopolymer Polymers 0.000 claims description 5
- 239000003963 antioxidant agent Substances 0.000 claims description 4
- 230000003078 antioxidant effect Effects 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 230000003472 neutralizing effect Effects 0.000 claims description 3
- 238000009413 insulation Methods 0.000 abstract description 12
- 239000000463 material Substances 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000009826 distribution Methods 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- -1 polyethylene Polymers 0.000 description 20
- 239000000203 mixture Substances 0.000 description 18
- 239000004743 Polypropylene Substances 0.000 description 17
- 230000000052 comparative effect Effects 0.000 description 17
- 229920001155 polypropylene Polymers 0.000 description 17
- 238000000034 method Methods 0.000 description 15
- 239000000284 extract Substances 0.000 description 10
- 229920005989 resin Polymers 0.000 description 10
- 239000011347 resin Substances 0.000 description 10
- 230000015556 catabolic process Effects 0.000 description 8
- 239000012071 phase Substances 0.000 description 8
- 230000000704 physical effect Effects 0.000 description 8
- 238000004132 cross linking Methods 0.000 description 6
- 229920003020 cross-linked polyethylene Polymers 0.000 description 6
- 239000004703 cross-linked polyethylene Substances 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 238000006116 polymerization reaction Methods 0.000 description 5
- 239000003054 catalyst Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 3
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 230000002087 whitening effect Effects 0.000 description 3
- 229920002943 EPDM rubber Polymers 0.000 description 2
- 229920001400 block copolymer Polymers 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004711 α-olefin Substances 0.000 description 2
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 1
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 1
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000011954 Ziegler–Natta catalyst Substances 0.000 description 1
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229920006026 co-polymeric resin Polymers 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229920006037 cross link polymer Polymers 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- GDVKFRBCXAPAQJ-UHFFFAOYSA-A dialuminum;hexamagnesium;carbonate;hexadecahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Al+3].[Al+3].[O-]C([O-])=O GDVKFRBCXAPAQJ-UHFFFAOYSA-A 0.000 description 1
- JWCYDYZLEAQGJJ-UHFFFAOYSA-N dicyclopentyl(dimethoxy)silane Chemical compound C1CCCC1[Si](OC)(OC)C1CCCC1 JWCYDYZLEAQGJJ-UHFFFAOYSA-N 0.000 description 1
- 238000000113 differential scanning calorimetry Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229960001545 hydrotalcite Drugs 0.000 description 1
- 229910001701 hydrotalcite Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- 230000005501 phase interface Effects 0.000 description 1
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229920005653 propylene-ethylene copolymer Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 150000003609 titanium compounds Chemical class 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- VOITXYVAKOUIBA-UHFFFAOYSA-N triethylaluminium Chemical compound CC[Al](CC)CC VOITXYVAKOUIBA-UHFFFAOYSA-N 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
-
- 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
- C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
- C08F297/06—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type
- C08F297/08—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins
- C08F297/083—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins the monomers being ethylene or propylene
-
- 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
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- 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
- C08L23/16—Ethene-propene or ethene-propene-diene copolymers
-
- 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
- H01B3/307—Other macromolecular compounds
-
- 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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- 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
- C08L2207/02—Heterophasic composition
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Organic Insulating Materials (AREA)
Abstract
Description
|
실시예 | 비교예 | |||||||
1 | 2 | 3 | 1 | 2 | 3 | 4 | 5 | ||
수지 조성물 구성 | 용융지수(g/10분, 230℃) | 1.4 | 1.7 | 2.8 | 1.7 | 2.1 | 2.7 | 3.7 | 4.3 |
성분 (A)의 조성: 프로필렌 함량(중량%) 에틸렌 함량(중량%) 용제추출물 함량(중량%) 용제추출물 고유점도(dl/g) 용융온도(Tm; ℃) 유리전이온도(℃) 용융지수(g/10분, 230℃) |
95 80 20 41 5.0 151 -53 1.3 |
85 85 15 32 4.7 151 -51 1.5 |
70 90 10 26 4.3 162 -49 3.1 |
95 80 20 41 5.0 151 -53 1.3 |
95 80 20 41 5.0 151 -53 1.3 |
70 95 5 15 1.2 151 -31 5.3 |
60 95 5 15 1.2 151 -31 5.3 |
50 80 20 40 4.7 151 -53 1.4 |
|
성분 (B)의 조성: 프로필렌 함량(중량%) 에틸렌 함량(중량%) 옥텐 함량(중량%) 용융온도(Tm; ℃) 용융지수(g/10분, 230℃) |
5 85 15 - 50 3.0 |
15 90 10 - 70 2.0 |
30 75 25 - 160 1.0 |
5 70 30 - - - |
5 90 - 10 50 3.0 |
30 75 25 - 160 1.0 |
40 85 15 - 50 3.0 |
50 85 15 - 60 8.0 |
|
용제추출물 함량(중량%) 용제추출물 고유점도(dl/g) |
44 4.8 |
42 3.6 |
45 4.4 |
45 4.3 |
43 3.5 |
40 2.3 |
52 2.2 |
66 3.2 |
|
열적 거동: 용융온도(Tm; ℃) 유리전이온도 #1(℃) 유리전이온도 #2(℃) |
152 -31 -53 |
151 -30 -52 |
161 -33 -48 |
152 -30 -53 |
151 - -51 |
162 -30 -47 |
163 -28 - |
151 -30 -52 |
|
수지 조성물 물성 | 굴곡탄성률(MPa) 내한타격(개) 가열변형(%) IZOD 충격강도(kgf cm/cm) 파단신율(%) |
380 0 21 9 490 |
360 0 12 6 520 |
330 0 29 8 430 |
430 0 24 10 440 |
450 0 17 11 420 |
500 2 31 4 470 |
320 5 51 2 460 |
160 3 62 9 520 |
실시예 1 | 비교예 5 | 비교예 6 | |
수지 조성물 종류 | 폴리올레핀 조성물 | 폴리올레핀 조성물 | 가교 폴리에틸렌 |
교류 절연 파괴 전압 (kV) | 65 | 51 | 64 |
Claims (17)
- (A) 프로필렌 단독 중합체 또는 에틸렌-프로필렌 랜덤 공중합체와 제1 에틸렌-프로필렌 고무 공중합체가 반응기 내에서 단계적으로 중합되어 얻어지는 에틸렌-프로필렌 블록 공중합체 70~95 중량%; 및 (B) 제2 에틸렌-프로필렌 고무 공중합체 5~30 중량%를 포함하는 폴리올레핀 수지 조성물로서, 동역학 측정장치로 측정 시 상기 에틸렌-프로필렌 블록 공중합체 중의 고무 성분의 유리전이온도가 -60~-40℃에서 나타나고, 제2 에틸렌-프로필렌 고무 공중합체(B) 중의 에틸렌 함량이 5~25 중량%이며, 2.16 kg의 하중으로 230℃에서 측정 시 상기 폴리올레핀 수지 조성물의 용융지수가 0.5~6.0 g/10분이며, 동역학 측정장치로 측정 시 상기 폴리올레핀 수지 조성물 중의 고무 성분의 유리전이온도가 -60~-40℃에서 나타나는 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 제1항에 있어서, 에틸렌-프로필렌 블록 공중합체(A)를 자일렌 용제로 상온에서 추출 시 추출되는 고무 성분의 함량이 3~55 중량%인 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 제2항에 있어서, 에틸렌-프로필렌 블록 공중합체(A)를 자일렌 용제로 상온에서 추출 시 추출되는 고무 성분의 함량이 5~45 중량%인 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 제2항에 있어서, 추출된 고무 성분의 135℃ 데칼린 용매에서 측정된 고유점도가 3.0~6.0 dl/g인 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 제1항에 있어서, 에틸렌-프로필렌 블록 공중합체(A)의 용융온도(Tm)가 145~170℃ 인 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 제1항에 있어서, 2.16 kg의 하중으로 230℃에서 측정 시 에틸렌-프로필렌 블록 공중합체(A)의 용융지수가 0.5~8.0 g/10인 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 제1항에 있어서, 에틸렌-프로필렌 블록 공중합체(A) 중의 에틸렌 함량이 5~25 중량%, 프로필렌 함량이 75~95 중량%인 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 제7항에 있어서, 에틸렌-프로필렌 블록 공중합체(A) 중의 에틸렌 함량이 7~20 중량%, 프로필렌 함량이 80~93 중량%인 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 삭제
- 제1항에 있어서, 제2 에틸렌-프로필렌 고무 공중합체(B) 중의 에틸렌 함량이 8~20 중량%인 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 제1항에 있어서, 산화방지제 및 중화제로 이루어진 군으로부터 선택되는 첨가제를 1종 이상 더 포함하는 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 제11항에 있어서, 첨가제의 함량이 폴리올레핀 수지 조성물의 총 중량을 기준으로 0.2~0.5 중량%의 범위인 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 제1항에 있어서, 폴리올레핀 수지 조성물을 자일렌 용제로 상온에서 추출 시 추출되는 고무 성분의 함량이 30~50 중량%인 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 제13항에 있어서, 추출된 고무 성분의 135℃ 데칼린 용매에서 측정된 고유점도가 2.5~5.0 dl/g인 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 제1항에 있어서, 용융온도(Tm)가 145~170℃인 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 제1항에 있어서, 굴곡탄성률이 400 MPa 이하, 신율이 400% 이상, -40℃에서 충격강도가 5 kgf cm/cm 이상인 것을 특징으로 하는 폴리올레핀 수지 조성물.
- 제1항 내지 제8항 및 제10항 내지 제16항 중 어느 한 항에 따른 폴리올레핀 수지 조성물로부터 제조된 절연층을 포함하는 전력 케이블.
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EP18901650.4A EP3741806A4 (en) | 2018-01-16 | 2018-11-08 | POLYOLEFIN RESIN COMPOSITIONS FOR ELECTRIC WIRE INSULATION |
CN201880086529.6A CN111630105B (zh) | 2018-01-16 | 2018-11-08 | 用于电线绝缘的聚烯烃树脂组合物 |
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KR102209153B1 (ko) * | 2019-11-06 | 2021-01-28 | 한화토탈 주식회사 | 직류 절연 특성이 개선된 연질 폴리올레핀 수지 조성물 및 그로부터 제조된 성형품 |
KR102299708B1 (ko) * | 2020-03-06 | 2021-09-07 | 한화토탈 주식회사 | 우수한 연질 특성을 갖는 폴리프로필렌 수지 조성물 및 그로부터 제조된 성형품 |
US20220119634A1 (en) * | 2020-10-15 | 2022-04-21 | Hanwha Total Petrochemical Co., Ltd. | Polyolefin Resin Composition For Insulation With High Breakdown Voltage And Article Molded Therefrom |
JP7184856B2 (ja) | 2019-09-16 | 2022-12-06 | ハンファ トータル ペトロケミカル カンパニー リミテッド | 耐白化性および耐熱性に優れたポリプロピレン樹脂組成物、その調製方法、並びにそれにより製造された成形品 |
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KR102670642B1 (ko) * | 2021-09-06 | 2024-05-29 | 한화토탈에너지스 주식회사 | 내트래킹성이 우수한 폴리올레핀 수지 조성물 및 그로부터 제조된 성형품 |
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CN117402432A (zh) * | 2023-11-30 | 2024-01-16 | 南方电网科学研究院有限责任公司 | 聚丙烯复合材料及其制备方法和应用 |
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