WO2016204459A1 - Composition de résine de polypropylène et câble revêtu de celle-ci - Google Patents

Composition de résine de polypropylène et câble revêtu de celle-ci Download PDF

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Publication number
WO2016204459A1
WO2016204459A1 PCT/KR2016/006225 KR2016006225W WO2016204459A1 WO 2016204459 A1 WO2016204459 A1 WO 2016204459A1 KR 2016006225 W KR2016006225 W KR 2016006225W WO 2016204459 A1 WO2016204459 A1 WO 2016204459A1
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Prior art keywords
resin composition
weight
polypropylene resin
polypropylene
flame retardant
Prior art date
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PCT/KR2016/006225
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English (en)
Korean (ko)
Inventor
임성환
이병욱
고건
이수민
나상욱
Original Assignee
(주) 엘지화학
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.)
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Priority claimed from KR1020160071762A external-priority patent/KR101960350B1/ko
Application filed by (주) 엘지화학 filed Critical (주) 엘지화학
Priority to US15/511,549 priority Critical patent/US10208195B2/en
Priority to EP16811872.7A priority patent/EP3178881B1/fr
Priority to JP2017513423A priority patent/JP6485927B2/ja
Priority to CN201680002503.XA priority patent/CN106715572B/zh
Priority to PL16811872T priority patent/PL3178881T3/pl
Publication of WO2016204459A1 publication Critical patent/WO2016204459A1/fr

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    • 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
    • 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
    • C08L23/14—Copolymers of propene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L25/00—Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
    • C08L25/02—Homopolymers or copolymers of hydrocarbons
    • C08L25/04—Homopolymers or copolymers of styrene
    • C08L25/08—Copolymers of styrene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
    • C08L75/12—Polyurethanes from compounds containing nitrogen and active hydrogen, the nitrogen atom not being part of an isocyanate group

Definitions

  • the present invention relates to a polypropylene resin composition, and more particularly, to a polypropylene resin composition having a low flame retardant and excellent in balance of flame retardancy, insulation, processability and physical properties, and a cable coated therewith.
  • Korean Patent Publication No. 10-2010-0017356 uses a metal hydroxide-based flame retardant, but in order to implement sufficient flame retardant properties of the metal hydroxide-based flame retardant is more than 70% level Must be introduced. However, in such a situation, there is a difficulty in implementing the appearance of the cable, which does not solve the fundamental problem of the olefin resin.
  • an object of the present invention is to provide a polypropylene resin composition excellent in balance of flame retardancy, insulation, processability and physical properties while containing less flame retardant.
  • Another object of the present invention is to provide a cable coated with the polypropylene resin composition.
  • the present invention is 25 to 35% by weight polypropylene polymer, 15 to 25% by weight styrene block copolymer, 15 to 25% by weight poly (arylene ether) resin, 26 to 35% by weight phosphorus flame retardant and It provides a polypropylene resin composition comprising 0 to 10% by weight of the processing additive.
  • the present invention provides a cable coated with the outermost layer with the polypropylene resin composition.
  • the inventors of the present invention apply poly (arylene ether) resins to polypropylene resins in order to satisfy various specifications required for cables, and not only satisfy various specifications required for cables but also realize flame retardant properties without excessive use of flame retardants. It was confirmed that the present invention was completed based on this.
  • the polypropylene resin composition of the present invention is 25 to 35% by weight polypropylene polymer, 15 to 25% by weight styrene block copolymer, 15 to 25% by weight poly (arylene ether) resin, 26 to 35% by weight phosphorus flame retardant and processing additives It contains 0 to 10% by weight.
  • the polypropylene polymer is, for example, a polypropylene polymer; Or a copolymer of propylene and at least one olefin selected from the group consisting of ethylene, 1-butene, 4-methyl-1-pentene, 1-hexene and 1-octene; and as another example, a polypropylene polymer, It may be at least one selected from the group consisting of polypropylene copolymer, propylene-alpha-olefin copolymer, propylene-ethylene copolymer, propylene-butene copolymer and propylene-ethylene-butene copolymer.
  • the polypropylene polymer may have an ethylene-butene rubber (EBR) content of 1 to 20% by weight, 1 to 15% by weight, or 5 to 10% by weight, and has excellent insulation in this range.
  • EBR ethylene-butene rubber
  • the polypropylene polymer may have a melt index (230 ° C./2.16 kg) of 16 to 25 g / 10 min, 18 to 25 g / 10 min, or 20 to 25 g / 10 min, and have physical properties within this range. Excellent balance and excellent workability.
  • the polypropylene polymer may be, for example, 25 to 35% by weight, or 27 to 33% by weight based on the total weight of the resin composition according to the present invention, and has an excellent balance of insulation and physical properties within this range.
  • the polypropylene polymer may be prepared by conventional methods, and in particular, propylene may be copolymerized with a-olefin in a bulk, slurry or gas phase polymerization reaction in the presence of a suitable catalyst.
  • the polypropylene polymer may be, for example, a polypropylene random copolymer or a block copolymer, preferably a polypropylene random copolymer.
  • propylene units and comonomer units may be randomly distributed in the final copolymer.
  • it may be uniformly distributed as a single unit in the polypropylene block constituting the polymer chain without forming a block containing only comonomer units, in which case there is an excellent balance of insulation, processability and physical properties.
  • the distribution of comonomers can be adjusted, for example, by changing the process temperature.
  • the styrene block copolymer is not particularly limited, but, for example, styrene-butadiene copolymer, styrene-ethylene-propylene copolymer, styrene-isoprene copolymer, ⁇ -methylstyrene-butadiene copolymer, styrene-butadiene-styrene copolymer, Styrene-ethylene-propylene-styrene copolymer, styrene-ethylene-butylene-styrene copolymer, styrene- (ethylene-butylene / styrene copolymer) -styrene copolymer, styrene-isoprene-styrene copolymer, ⁇ -methylstyrene -Butadiene- ⁇ -methylstyrene copolymers and variants which selectively hydrogenated
  • the styrene block copolymer may be a styrene-ethylene-butylene-styrene copolymer.
  • the styrene-ethylene-butylene-styrene copolymer may be, for example, a linear polymer compound.
  • the styrene block copolymer may have a styrene content of 10 to 20% by weight, 10 to 18% by weight, or 10 to 15% by weight, and has excellent elongation and hardness within this range.
  • the styrene block copolymer may have, for example, a weight average molecular weight of 80,000 to 120,000 g / mol, 85,000 to 115,000 g / mol, or 90,000 to 110,000 g / mol, and excellent flexibility and flowability within this range.
  • the styrene block copolymer may be, for example, 15 to 25% by weight, or 17 to 23% by weight based on the total weight of the resin composition according to the present invention, and has an excellent balance of processability and physical properties within this range.
  • the poly (arylene ether) resin is not particularly limited in the case of a poly (arylene ether) resin that can be commonly used as a cable material, as an example of the repeating unit represented by the following [Formula 1] or [Formula 2] alone It may be a polymer or a copolymer including a repeating unit of the following [Formula 1] or [Formula 2].
  • Ra, R1, R 2 , R 3 and R 4 are substituents of arylene group (Ar) or phenylene group, each independently or simultaneously hydrogen, chlorine, bromine, iodine, methyl, ethyl, propyl, allyl, phenyl, methyl Benzyl, chloromethyl, bromomethyl, cyanoethyl, cyano, methoxy, phenoxy or nitro group, n is an integer of 4 to 20, and Ar is an arylene group having 7 to 20 carbon atoms.
  • R 1 and R 2 may be an alkyl group or an alkyl group having 1 to 4 carbon atoms
  • R 3 and R 4 may be hydrogen.
  • the poly (arylene ether) resin may be, for example, a poly (phenylene ether) resin.
  • the poly (phenylene ether) resin may be a poly (arylene ether) resin including a repeating unit represented by the following [Formula 3] as a specific example.
  • W, X, Y and Z are each independently or simultaneously hydrogen, chlorine, bromine, iodine, methyl, ethyl, propyl, allyl, phenyl, methylbenzyl, chloromethyl, bromomethyl, cyanoethyl, cyano, memeth Oxy, phenoxy or nitro group
  • n is an integer of 3 to 1000, an integer of 3 to 100, or an integer of 5 to 60 in the number of repeating units.
  • the homopolymer of the poly (arylene ether) resin is not particularly limited, but specific examples thereof include poly (2,6-dimethyl-1,4-phenylene) ether, poly (2,6-diethyl-1,4-phenyl Ethylene) ether, poly (2-methyl-6-propyl-1,4-phenylene) ether, poly (2,6-dipropyl-1,4-phenylene) ether, poly (2-ethyl-6propyl- 1,4-phenylene) ether, poly (2,6-dimethoxy-1,4-phenylene) ether, poly (2,6-dichloromethyl-1,4-phenylene) ether, poly (2,6 With dibromomethyl-1,4-phenylene) ether, poly (2,6-diphenyl-1,4-phenylene) ether and poly (2,5-dimethyl-1,4-phenylene) ether It may be at least one selected from the group consisting of.
  • the copolymer of the poly (arylene ether) resin is not particularly limited, but specific examples thereof include a copolymer of 2,6-dimethylphenol and 2,3,6-trimethylphenol, 2,6-dimethylphenol and o-cresol It may be a poly (phenylene ether) copolymer having a poly (phenylene ether) structure as the main chain, such as a copolymer of and a copolymer of 2,3,6-trimethylphenol and o-cresol.
  • the poly (arylene ether) resin is, for example, in addition to the homopolymer and copolymer of the poly (arylene ether) resin, ⁇ , ⁇ -unsaturated carboxylic acid or derivative thereof, sterin or derivative thereof, unsaturated carboxylic acid or derivative thereof Modified poly (arylene ether) resin obtained by reacting a homopolymer or copolymer of poly (arylene ether) with a homopolymer or copolymer in the presence or absence of an initiator in a molten, solution or slurry state at a temperature of 30 to 350 ° C. Can be.
  • the poly (arylene ether) resin has an intrinsic viscosity (0.5 g / dl, chloroform solution, measured at 30 ° C.) of 0.25 to 0.50 dl / g, 0.30 to 0.50 dl / g, or 0.35 to 0.45 dl / g. It may be within range.
  • the poly (arylene ether) resin may be 15 to 25% by weight, 15 to 23% by weight, or 15 to 20% by weight based on the total weight of the resin composition according to the present invention, for example, suitable flame retardant within this range It is desirable because it satisfies the flexibility and elongation at the time of extrusion into the wire while implementing the
  • the phosphorus flame retardant may be, for example, a conventional phosphorus flame retardant used to impart flame retardancy to a synthetic resin or a resin composition.
  • halogen-based flame retardants may not be used to impart environmentally friendly flame retardancy, and other phosphorus-based flame retardants except red phosphorus may be used.
  • the phosphorus flame retardant may be at least one selected from the group consisting of, for example, an organometallic phosphinate flame retardant, a nitrogen / phosphorous flame retardant solid at room temperature, and an organic phosphate flame retardant liquid at normal temperature, preferably an organometallic phosphinate It may be at least two selected from the group consisting of a flame retardant, a solid nitrogen / phosphorus flame retardant at room temperature and a liquid organic phosphate flame retardant at room temperature, in this case it is excellent in flame retardancy and processability.
  • the room temperature may mean a general 22 to 23 °C, or 20 to 26 °C.
  • the phosphorus-based flame retardant may be, for example, 26 to 35% by weight, 27 to 33% by weight, or 28 to 32% by weight based on the total weight of the resin composition according to the present invention. have.
  • the organometallic phosphinate-based flame retardant may be, for example, a metal dialkyl phosphinate, and in particular, may be aluminum diethyl phosphinate, and in this case, a sufficient amount of the flame retardant effect may be exerted, while adversely affecting other physical properties. Not crazy
  • the organometallic phosphinate-based flame retardant may be, for example, a phosphorus (P) content of 10 to 50% by weight, 15 to 40% by weight, or 20 to 30% by weight. Does not adversely affect
  • the organometallic phosphinate-based flame retardant may be, for example, 5 to 30% by weight, 10 to 25% by weight or 10 to 20% by weight based on the total weight of the resin composition according to the present invention. Excellent effect.
  • the nitrogen / phosphorous flame retardant solid at room temperature may be, for example, a nitro-phosphate flame retardant or a phosphate salt flame retardant, and in particular, may be melamine-polyphosphate.
  • the nitrogen / phosphorous flame retardant solid at room temperature may be, for example, 20 to 60% by weight, 30 to 50% by weight, or 35 to 45% by weight of nitrogen (N). Does not adversely affect physical properties.
  • the nitrogen / phosphorous flame retardant solid at room temperature may have a phosphorus (P) content of 5 to 40 wt%, 5 to 30 wt%, or 10 to 20 wt%, while the flame retardant effect is exhibited within this range. It does not adversely affect other physical properties.
  • the nitrogen / phosphorous flame retardant solid at room temperature may be, for example, 1 to 25% by weight, 3 to 20% by weight or 5 to 15% by weight based on the total weight of the resin composition according to the present invention. This has an excellent effect.
  • the organic phosphate flame retardant that is liquid at room temperature may be, for example, bisphenol A bis (dialkyl phosphate), bisphenol A bis (diaryl phosphate) or a mixture thereof, and specific examples may be bisphenol-A-diphenyl phosphate. In this case, as well as flame retardancy, there is an effect of improving the plasticity and surface properties.
  • the organic phosphate-based flame retardant that is liquid at room temperature may be, for example, 1 to 20% by weight, 3 to 15% by weight, or 5 to 10% by weight, and has excellent plasticity and surface properties within this range. It works.
  • the organic phosphate flame retardant that is liquid at room temperature may be, for example, 1 to 15% by weight, 1 to 10% by weight, or 3 to 8% by weight based on the total weight of the resin composition according to the present invention. Excellent plasticity and surface properties.
  • the processing additives include, for example, lubricants, antioxidants, light stabilizers, chain extenders, reaction catalysts, mold release agents, pigments, dyes, antistatic agents, antibacterial agents, processing aids, metal deactivators, depressants, fluorine-based antidropping agents, inorganic fillers, glass It may be at least one selected from the group consisting of fibers, abrasion resistant wear and coupling agents.
  • the processing additive may be, for example, 0 to 10% by weight, 0.1 to 8% by weight, or 2 to 6% by weight based on the total weight of the resin composition according to the present invention, and excellent workability and balance of properties within this range. There is.
  • the polypropylene resin composition may have a melt index (230 ° C./2.16 kg) of 1 g / 10 min or more, 1 to 30 g / 10 min, or 2 to 10 g / 10 min. This has an excellent effect.
  • the polypropylene resin composition may have a tensile strength of 100 kgf / cm 2 or more, 100 to 200 kgf / cm 2 , or 100 to 125 kgf / cm 2 , and has an effect suitable for cable use within this range.
  • the polypropylene resin composition may have an elongation of 150% or more, 150 to 350%, or 200 to 290%, and has an effect suitable for cable use within this range.
  • the polypropylene resin composition may have a Shore A hardness of 80 or more, 80 to 95, or 85 to 95, and has an effect suitable for cable use within this range.
  • the cable of the present invention is characterized in that the outermost layer is coated with the polypropylene resin composition.
  • the cable may be, for example, a multi-core cable.
  • the method of manufacturing the cable is not particularly limited in the case of a cable manufacturing method which usually uses a polypropylene resin composition as an insulating material or a covering material.
  • A polypropylene polymer, (B-1 and B-2) styrene block copolymer, (C) poly (arylene ether) resin, (D) phosphorus flame retardant and (E) processing used in Examples and Comparative Examples
  • the additive is as follows.
  • a polypropylene random copolymer (Polyfuture, product name EC 5082) with an ethylene-butene rubber (EBR) content of 7% and a melt index (230 ° C./2.16 kg) of 23 g / 10 min was used.
  • EBR ethylene-butene rubber
  • SEBS styrene-ethylene-butylene-styrene copolymer having a styrene content of 13% and a weight average molecular weight of 105,000 g / mol was used.
  • a SEBS (styrene-ethylene-butylene-styrene) copolymer (LCY Chemical, product name LCY 9557) having a styrene content of 13% and a weight average molecular weight of 100,000 g / mol was used.
  • Poly (phenylene ether) resin (Mitsubishi Enginnering Plastics, product name PX 100F) having a viscosity of 0.38 ⁇ 0.02 dl / g was used.
  • Aluminum diethyl phosphinate (Clariant, product name OP 1230) with a phosphorus content of 23 to 24%, bisphenol-A-diphenylphosphate (Adeka, product name FP-600) as a liquid organic phosphate flame retardant at room temperature, and solid phase at room temperature
  • phosphorus nitrogen / phosphorus flame retardant a mixture of melamine-polyphosphate (DOOBON, product name NONFLA 601) having a nitrogen content of 39 to 42% and a phosphorus content of 14 to 17% was used.
  • DOOBON product name NONFLA 601
  • Lubricants and antioxidants were used in combination.
  • Example 1 Except for using the same amount of the (B-2) styrene block copolymer instead of the (B-1) styrene block copolymer in Example 1 was carried out in the same manner as in Example 1.
  • Example 1 As shown in Table 1, in Example 1, (A) 25% by weight polypropylene polymer, (B-1) 20% by weight styrene block copolymer, (C) 17% by weight poly (arylene ether) resin, (D ) The process was carried out in the same manner as in Example 1, except that 35 wt% of phosphorus flame retardant and 3 wt% of (E) processing additive were used.
  • Example 1 Without using (C) poly (arylene ether) resin in Example 1, (A) 38% by weight polypropylene polymer, (B-1) 25% by weight styrene block copolymer, (D) phosphorus flame retardant 35% Except for mixing using 20% by weight of aluminum diethyl phosphinate, 10% by weight of bisphenol-A-diphenylphosphate and 5% by weight of melamine-polyphosphate) and 2% by weight of (E) processing additives. It carried out by the same method as Example 1.
  • Example 1 In Example 1 (A) 30% by weight polypropylene polymer, (B-1) 20% by weight styrene block copolymer, (C) 30% by weight poly (arylene ether) resin, (D) 17% by weight phosphorus flame retardant (8% by weight of aluminum diethyl phosphinate, 4% by weight of bisphenol-A-diphenylphosphate and 5% by weight of melamine-polyphosphate) and (E) Example 3 except mixing with 3% by weight of processing additives It carried out by the same method as 1.
  • Example 1 (A) 20% by weight polypropylene polymer, (B-1) 10% by weight styrene block copolymer, (C) 20% by weight poly (arylene ether) resin, (D) 48% by weight phosphorus flame retardant (20% by weight of aluminum diethyl phosphinate, 20% by weight of bisphenol-A-diphenylphosphate and 8% by weight of melamine-polyphosphate) and (E) Example 2 except mixing with 2% by weight of processing additives. It carried out by the same method as 1.
  • Example 1 In Example 1, (A) 20% by weight polypropylene polymer, (B-1) 10% by weight styrene block copolymer, (C) 48% by weight poly (arylene ether) resin, (D) 20% by weight phosphorus flame retardant (Ex) 10% by weight of aluminum diethyl phosphinate, 5% by weight of bisphenol-A-diphenylphosphate and 5% by weight of melamine-polyphosphate) and (E) 2% by weight of processing additives It carried out by the same method as 1.
  • Example 1 In Example 1 (A) 15% by weight of the polypropylene polymer, (B-1) 30% by weight of the styrene block copolymer, (C) 30% by weight of the poly (arylene ether) resin, (D) 20% by weight of the phosphorus-based flame retardant Example (except that 10% by weight of aluminum diethyl phosphinate, 5% by weight of bisphenol-A-diphenylphosphate and 5% by weight of melamine-polyphosphate) and (E) 5% by weight of processing additives It carried out by the same method as 1.
  • Example 1 In Example 1, (A) 33% by weight of the polypropylene polymer, (B-1) 23% by weight of the styrene block copolymer, (C) 13% by weight of the poly (arylene ether) resin, (D) 25% by weight of the phosphorus flame retardant (12% by weight of aluminum diethyl phosphinate, 8% by weight of bisphenol-A-diphenylphosphate and 5% by weight of melamine-polyphosphate) and (E) Example 6, except mixing using a processing additive It carried out by the same method as 1.
  • Example 1 As shown in Table 1, in Example 1 (A) 25% by weight of the polypropylene polymer, (B-1) 20% by weight of the styrene block copolymer, (C) 13% by weight of the poly (arylene ether) resin, (D ) 40% by weight of phosphorus flame retardant (25% by weight of aluminum diethyl phosphinate, 6% by weight of bisphenol-A-diphenylphosphate and 9% by weight of melamine-polyphosphate) and (E) 2% by weight of processing additives Except that was carried out in the same manner as in Example 1.
  • Example 1 As shown in Table 1, in Example 1 (A) 25% by weight of the polypropylene polymer, (B-1) 20% by weight of the styrene block copolymer, (C) 15% by weight of the poly (arylene ether) resin, (D 25% by weight of phosphorus flame retardant (20% by weight of aluminum diethyl phosphinate, 6% by weight of bisphenol-A-diphenylphosphate and 9% by weight of melamine-polyphosphate) and (E) 15% by weight of processing additives Except that was carried out in the same manner as in Example 1.
  • Weight average molecular weight Measured through GPC, the measuring method is as follows.
  • Injection volume 100 ⁇ L (0.45 ⁇ m filtered)
  • Tensile strength (kgf / cm 2 ): measured using cable specimens according to the method specified in UL 1581.
  • VW-1 Flame retardant (VW-1): measured using cable specimens according to the method specified in UL 1581.
  • Melt Index Melt Index (Melt Index, g / 10 min): Measured according to standard measurement ASTM D1238 (230 ° C./2.16 kg).
  • all of the polypropylene resin compositions of the present invention have an excellent melt index (230 ° C./2.16 kg) of 3 g / 10 min or more, a tensile strength of 100 kgf / cm 2 or more, and a tensile strength. It is very flexible with elongation more than 150%, has excellent range of Shore A hardness 80 to 95, and realizes flame retardant properties without excessive use of flame retardant, and passed the flame retardancy test, so that the overall mechanical property and balance between each property are very excellent. I could confirm it.
  • the poly (arylene ether) resin composition of the present invention is also extruded, the torque required for cable extrusion is 20 Nm or less, the pressure is 35 bar or less, excellent productivity, and the appearance quality of the cable is very good overall extrusion It was confirmed that workability was excellent.
  • Comparative Example 1 that does not contain a poly (arylene ether) resin was confirmed that the flame retardancy is reduced.
  • Comparative Example 3 which reduces the polypropylene polymer and the styrene block copolymer below the scope of the present invention and adds a flame retardant, does not pass the VW-1 test for measuring the flame retardancy due to the poor appearance of the cable.
  • the physical properties such as tensile strength and tensile elongation were also significantly reduced.
  • Comparative Example 6 in which the poly (arylene ether) resin and the flame retardant were reduced to less than the scope of the present invention was confirmed to have reduced flame retardancy.
  • the polypropylene resin composition of the present invention when mixing the poly (arylene ether) resin in the polypropylene polymer in a specific range of content, containing a low flame retardant, but excellent in flame retardancy, insulation, processability and physical property balance polypropylene resin composition And it could be confirmed that the sheathed cable can be implemented.

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  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

La présente invention concerne une composition de résine de polypropylène et un câble revêtu de celle-ci et, plus particulièrement, une composition de résine de polypropylène comprenant 25 à 35 % en poids d'un polymère de polypropylène, 15 à 25 % en poids d'un copolymère séquencé de styrène, 15 à 25 % en poids d'une résine de poly(éther d'arylène), 26 à 35 % en poids d'une charge ignifugeante à base de phosphore et 0 à 10 % en poids d'un additif de traitement. La présente invention concerne une composition de résine de polypropylène et un câble revêtu de celle-ci, la composition contenant moins de charge ignifugeante, mais présentant des propriétés remarquablement équilibrées en termes d'ignifugation, d'isolation électrique, d'aptitude au traitement et de propriétés physiques.
PCT/KR2016/006225 2015-06-17 2016-06-12 Composition de résine de polypropylène et câble revêtu de celle-ci WO2016204459A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
US15/511,549 US10208195B2 (en) 2015-06-17 2016-06-12 Polypropylene resin composition and cable cladded with the same
EP16811872.7A EP3178881B1 (fr) 2015-06-17 2016-06-12 Composition de résine de polypropylène et câble revêtu de celle-ci
JP2017513423A JP6485927B2 (ja) 2015-06-17 2016-06-12 ポリプロピレン樹脂組成物及びそれで被覆されたケーブル
CN201680002503.XA CN106715572B (zh) 2015-06-17 2016-06-12 聚丙烯树脂组合物和包覆有该聚丙烯树脂组合物的电缆
PL16811872T PL3178881T3 (pl) 2015-06-17 2016-06-12 Kompozycja żywicy polipropylenowej i pokryty nią kabel

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KR20150085817 2015-06-17
KR10-2015-0085817 2015-06-17
KR10-2016-0071762 2016-06-09
KR1020160071762A KR101960350B1 (ko) 2015-06-17 2016-06-09 폴리프로필렌 수지 조성물 및 이로 피복된 케이블

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Citations (5)

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US20120037396A1 (en) * 2009-04-29 2012-02-16 Polyone Corporation Flame retardant thermoplastic elastomers
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