WO2008015991A1 - Flame-retardant resin composition - Google Patents
Flame-retardant resin composition Download PDFInfo
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- WO2008015991A1 WO2008015991A1 PCT/JP2007/064854 JP2007064854W WO2008015991A1 WO 2008015991 A1 WO2008015991 A1 WO 2008015991A1 JP 2007064854 W JP2007064854 W JP 2007064854W WO 2008015991 A1 WO2008015991 A1 WO 2008015991A1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
- C08L71/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
- C08L71/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
- C08L71/12—Polyphenylene oxides
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- 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
- C08L53/02—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 of vinyl-aromatic monomers and conjugated dienes
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- 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
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
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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
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/53—Phosphorus bound to oxygen bound to oxygen and to carbon only
- C08K5/5313—Phosphinic compounds, e.g. R2=P(:O)OR'
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- 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
- C08L53/02—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 of vinyl-aromatic monomers and conjugated dienes
- C08L53/025—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 of vinyl-aromatic monomers and conjugated dienes modified
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/06—Copolymers with styrene
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- 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
- H01B3/42—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 polyesters; polyethers; polyacetals
- H01B3/427—Polyethers
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- 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
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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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
- C08K5/0091—Complexes with metal-heteroatom-bonds
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- 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
- C08L25/06—Polystyrene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
- C08L71/02—Polyalkylene oxides
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2933—Coated or with bond, impregnation or core
Definitions
- the present invention relates to a flame retardant resin composition that can be used as a coating material for electric wires and cables.
- Non-Patent Document 1 and Patent Document 1 include rigid, low-flowability, dimensional stability and flame-retardant polyphenylene ether, high flexibility, easy-to-extrude butyl aromatic monomer units, and conjugated diene.
- a flame retardant resin composition containing a hydrogenated copolymer containing monomer units, a phosphorus flame retardant, and the like has been proposed.
- Patent Document 1 proposes a mixture of ammonium phosphate, metal hydroxide and phosphate as a flame retardant.
- ammonium phosphate salt generally has low heat resistance and high hygroscopicity.
- the phosphate ester tends to bleed out on the surface of the composition.
- Patent Document 2 includes 15 to 45 parts by weight of polyphenylene ether, 0 to 30 parts by weight of a styrene polymer, a conjugation monomer unit and a bull aromatic monomer unit.
- Hydrogenated Copolymers Containing Copolymer Blocks Obtained by Hydrogenating Copolymers 10-60 A flame-retardant resin composition comprising 3 parts by weight of a phosphorus-based flame retardant of red phosphorus, phosphate ester, phosphazene compound or phosphoramide compound has been proposed.
- the exemplified composition has a problem that the component tends to migrate when it comes into contact with another resin such as ABS which has low flexibility and easily bleeds out.
- Patent Document 3 includes a phosphorus-containing compound, an aromatic resin, a nitrogen-containing compound, a metal salt of an inorganic acid, and a compound having a functional group reactive with an active hydrogen atom! / Is a water-repellent compound.
- a flame retardant resin composition is disclosed.
- hydrogenated copolymers based mainly on bu aromatic monomer units and conjugation monomer units have been disclosed! /, NA! / ,. Therefore, productivity and flexibility are not enough!
- Non-Patent Document 1 Takashi Yoshida, “Leading of Eco Materials”, Electric Wire Technology Center, P.3K2004)
- Non-Patent Document 2 Hitoshi Nishizawa, “Polymer Flame Retardation Technology”, CMC Publishing (2002)
- Patent Document 1 International Publication No. 2005/097900
- Patent Document 2 Japanese Unexamined Patent Publication No. 2006-225477
- Patent Document 3 International Publication No. 2003/046084
- the present invention is (1) high productivity, (2) flame retardant in the composition is difficult to bleed out, (3)
- the present invention is as follows.
- the content of component (A) polyphenylene ether ( ⁇ A>) is 10wt% or more and less than 45wt% with respect to the total amount of components (A), (B), (C) and (D).
- the content of hydrogenated copolymer mainly composed of bu aromatic monomer units and conjugation monomer units ( ⁇ B>) is 20 wt% or more, and contains component (C) styrene resin and / or olefin resin.
- Amount ( ⁇ C>) is Owt% or more
- a resin composition comprising a component (D) phosphinic acid metal salt content ( ⁇ D>) of 2 wt% or more.
- the resin group according to (8) which contains melamine polyphosphate as the component (E). Adult.
- a coating material for electric wires and cables comprising the resin composition according to any one of
- the flame retardant in the composition having high productivity can be used as a bridging agent.
- the present invention relates to a resin composition containing components (A), (B), (C), and (D).
- the polyphenylene ether as the component (A) of the present invention includes the following general formulas [a] and [b
- Homopolymers or copolymers can be used (where R, R, R, R, R, R, R are carbon It is a monovalent residue such as an anenoquinole group, an aryleno group, halogen, hydrogen, etc. of the number 1 to 4, and R and R are not hydrogen at the same time.
- polyphenylene ether homopolymers include poly (2, 6 dimethyl-1, 4 phenylene) ether, poly (2 methyl 6 ethyl 1, 4 phenylene) ethereol, poly ( 2,6 jetyl 1,4 phenylene) ether, poly (2 ethyl 6 n-propynole 1,4 phenylene) ether, poly (2,6 di-propynol 1,4 phenylene) ether, poly ( 2-methyl 6-n butyl-1,4-phenylene) ether, poly (2 ethynoleyl 6 isopropinoleyl 1,4 phenylene) ether, poly (2 methyl-6-chloroethynole 1,4-phenylene) ether, poly Examples include homopolymers such as (2-methyl 6-hydroxyethyl 1,4 phenyl) ether.
- copolymers of polyphenylene ether include copolymers of 2,6 dimethylphenol and 2,3,6 trimethinolephenol or o-taresol, or 2, 3, 6- It includes polyphenylene ether copolymers mainly composed of a phenylene ether structure, such as a copolymer of trimethylphenol and o-taresol.
- polyphenylene ether can be present in conventional polyphenylene ether unless it contradicts the gist of the present invention! Nilene Partially including one-tel structure! / Examples of the substances proposed to coexist in a small amount include 2- (dialkyl quinolaminomethylolene) 6 methylphenol ether unit and 2- (N alkyl 1 N phenylaminomethyl) 6-methylphenylene ether unit and the like.
- a small amount of diphenoquinone or the like is bonded to the main chain of polyphenylene ether.
- a polyester modified with a compound having a carbon-carbon double bond described in JP-A-2-276823, JP-A-63-108059, JP-A-59-59724, etc. also includes renether.
- polyphenylene ethers may be copolymers obtained by grafting a styrene compound.
- a copolymer obtained by graft polymerization of styrene, ⁇ -methylstyrene, butyltoluene, chlorostyrene or the like onto polyphenylene ether can be mentioned.
- the polyphenylene ether may be modified with a modifying agent having a polar group.
- the modified polyphenylene ether referred to here means at least one carbon-carbon double bond or triple bond in the molecular structure, and at least one carboxylic acid group, acid anhydride group, amino group, hydroxyl group or Polyphenylene ether modified with at least one modifying compound having a glycidyl group or the like.
- the number average molecular weight of the polyphenylene ether is preferably 2000 or more in terms of flame retardancy and heat resistance, and it is preferred for production lifetime ⁇ (in 40,000 or less! / ⁇ . 10000-40000 Range power of 20000 to 30000 is more preferable than range S. More preferably, if the number average molecular weight of the mixture is in the above range, two or more types having different number average molecular weights may be mixed in order to improve processability. May be.
- the content of the polyphenylene ether component (A), (B), (C), (D) relative to the total amount of A> is 10 wt% in terms of flame retardancy, heat resistance and bleed resistance. % Or more is required. Also, less than 45wt% is essential in terms of productivity, flexibility, and low specific gravity.
- the range of 15 wt% to 40 wt% is more preferable.
- the range of 15 wt% to 25 wt% is more preferable, and the range of 15 wt% to 25 wt% is most preferable. When the specific gravity is low, the weight can be reduced. As a result, the cost for volume is reduced.
- the hydrogenated copolymer mainly composed of a butyl aromatic monomer unit and a conjugated gen monomer unit as component (B) is mainly composed of a butyl aromatic monomer unit and a conjugated gen monomer unit. This is a hydrogenated product of the copolymer.
- the hydrogenated copolymer (B) preferably contains at least 80 wt% of the bulu aromatic monomer unit and the conjugated diene monomer unit.
- butyl aromatic monomer examples include monomers such as styrene, p-methyl styrene, tertiary butyl styrene, ⁇ -methyl styrene, 1,1-diphenylethylene, among which styrene is used. preferable.
- conjugation monomer unit examples include butadiene and isoprene.
- Butadiene is preferred from the viewpoint of bleeding resistance.
- the hydrogenation rate of the hydrogenated copolymer ( ⁇ ) is 5 in the double bond in the conjugate conjugate in terms of productivity. Omol% or more is preferable. 70 mol% or more is more preferable 85 mol% or more is more preferable 95 mol% or more is most preferable.
- the weight-average molecular weight of the hydrogenated copolymer (B) is in terms of heat resistance, preferably 5 X 10 4 or more
- Range of 7 X 10 4 ⁇ 30 X 10 4 range is more preferable device 12 X 10 4 ⁇ 25 X 10 4 is more preferable.
- a unit weight of butyl aromatic monomer in the hydrogenated copolymer (B) is preferably 35 wt% or more. % Or less is preferable. 40wt
- a range of 50 wt% to 70 wt% is more preferred.
- a range of 50 wt% to 65 wt% is more preferred.
- the tan ⁇ peak ranges from 30 ° C to 30 ° C in the dynamic viscoelasticity measurement of the hydrogenated copolymer (B)! It is preferable that it exists in. More preferably, the 20 ° C force is also in the range of 20 ° C.
- the content ⁇ B> with respect to the total amount of components (A), (B), (C), and (D) of the hydrogenated copolymer (B) is due to flexibility, productivity, and low specific gravity. 20wt% or more is essential. In view of flame retardancy, productivity, and bleed resistance, 85 wt% or less is preferable. 30 wt% or more, 80 wt% or less is more preferable 40 wt% or more, 70 wt% or less is more preferable 50 wt% or more is most preferable.
- the relationship between the polyphenylene ether content ⁇ A> and the hydrogenated copolymer content ⁇ B> is as follows. It is preferable to satisfy. 1.5 X ⁇ A) ⁇ B> is more preferable 2 X ⁇ A) ⁇ B> is more preferable, and 2.5 X ⁇ A> ⁇ B> is most preferable.
- styrene is polymerized using an organic lithium compound as a polymerization initiator in an inert hydrocarbon solvent, and then styrene and butadiene are co-polymerized. Polymerize. Further, if necessary, these operations are repeated, or a suitable coupling agent is added to the organolithium compound in a predetermined amount in the polymerization system. This gives an unhydrogenated copolymer.
- An optional antioxidant may be added to the hydrogenated copolymer (B)! /.
- one hydrogenated copolymer (B) contains one polymer block (B1) mainly composed of a bulu aromatic monomer unit. It is preferable to contain the above. More preferably, two or more polymer blocks (B1) are contained.
- the content of the polymer block (B1) in the hydrogenated copolymer (B) is preferably 5 wt% or more in terms of bleed resistance, heat resistance, and mechanical strength. In terms of flexibility and productivity, 40 wt% or less is preferable. The range of 10 wt% to 30 wt% is more preferable. The range of 10 wt% to 25 wt% is more preferable.
- the polymer block (B1) mainly composed of a bully aromatic monomer unit is a weight average molecular weight.
- the weight average molecular weight of (B1) is 70,000 or less in terms of productivity and flexibility, preferably 4000 or more in terms of bleed resistance, heat resistance and mechanical strength of the resin composition! /, .
- a range of 6000 to 50000 is preferred, and a range of 10000-20000 is more preferred.
- the hydrogenated copolymer (B) is hydrogenated with a copolymer block of a bulu aromatic monomer unit and a conjugated diene monomer unit.
- the obtained hydrogenated copolymer block (B2) is preferably contained.
- the content of the copolymer block (B2) in the hydrogenated copolymer (B) is preferably 20 wt% or more. 40 wt% or more is more preferable 60 wt% or more Force S More preferable.
- the content of the butyl aromatic monomer unit in the hydrogenated copolymer block (B2) is preferably 20 wt% or more. In this respect, 95 wt% or less is preferable. 35 wt% or more and 90 wt% or less is more preferable. 45 wt% or more and 80 wt% or less is more preferable.
- the method for producing the hydrogenated copolymer block (B2) portion is not particularly limited! /, But as an example, in anionic polymerization, a bu aromatic monomer and a conjugated diene monomer are added simultaneously. And a copolymerization method.
- Preferred examples of the hydrogenated copolymer (B) are as follows:
- X is, for example, silicon tetrachloride, tin tetrachloride, epoxidized soybean oil, polyhalogenated hydrocarbon compound, carboxylic acid ester compound, polybule compound, bisphenol type epoxy compound, alkoxysilane compound, halogenated silane compound, ester.
- a coupling agent such as a compound or the residue of an initiator such as a polyfunctional organolithium compound is shown.
- n, k and m are integers of 1 or more, generally 1-5.
- the structure represented by the above general formula may be arbitrarily combined.
- a hydrogenated block mainly composed of a conjugated diene monomer unit may be contained in the hydrogenated copolymer (B).
- the distribution of the bull aromatic monomer units in the hydrogenated copolymer block (B2) is not particularly limited, and is random, uniform, tapered or It may be stepped. Further, in the copolymer block (B2), there are a plurality of bully aromatic monomer units uniformly distributed! /, And / or tapered portions! May coexist. In the hydrogenated copolymer block (B2), a plurality of segments having different butyl aromatic monomer unit contents may coexist. Further, the distribution of double bonds based on the conjugated gen compound not hydrogenated is not particularly limited.
- a styrene resin and / or an olefin resin can be added as the component (C) in order to improve heat resistance, productivity or economy.
- the styrene resin is a polymer obtained by polymerizing a styrene compound and a compound copolymerizable with the styrene compound in the presence or absence of a rubbery polymer.
- the styrene compound refers to the following general formula (c)
- RC CH 2 [0050] (wherein R represents hydrogen, lower alkyl or halogen, Z is selected from the group consisting of bur, hydrogen, halogen and lower alkyl, and p is an integer of 0 to 5). Means a compound.
- styrene compound examples include styrene, ⁇ -methylstyrene, 2,4 dimethyl styrene, monochlorostyrene, ⁇ methyl styrene, p tert butyl styrene, ethyl styrene and the like.
- compound copolymerizable with the styrene compound examples include methacrylic acid esters such as methyl methacrylate and ethyl methacrylate.
- Unsaturated nitrile compounds such as acrylonitrile and metathalonitrile
- acid anhydrides such as maleic anhydride.
- Examples of the rubbery polymer include conjugated gen rubbers, copolymers of conjugated gen and aromatic bur compounds, hydrogenated products thereof, and ethylene propylene copolymer rubbers.
- Styrene resins suitable for the present invention are polystyrene and rubber reinforced polystyrene.
- the olefin resin is a known one, for example, a homopolymer of an olefin monomer such as polyethylene, polypropylene, polybutylene, polyisobutylene, an ethylene propylene copolymer, an ethylene ethyl acrylate copolymer. And a copolymer containing an olefin-based monomer.
- Preferred olefin resins are low crystalline polypropylene and ethylene propylene-based copolymers.
- the styrene resin and / or olefin resin may be a liquid component at room temperature.
- Content ⁇ C> with respect to the total weight of components (A), (B), (C), and (D) of styrene resin and / or olefin resin (C) is 3 wt% or more in terms of productivity. In terms of flame retardancy,
- 40 wt% or less is preferable. 5 wt% or more and 30 wt% or less is more preferable. 8 wt% or more and 20 wt% or less is more preferable.
- the phosphinic acid metal salt of component (D) is a phosphinic acid salt of the formula (I) shown below and a compound of the formula (I
- R 1 and R 2 are the same or different from each other, and are linear or branched C
- R 3 is linear or branched C 1 -C -alkylene, C -C -arylene,
- n is;!-4;
- one force selected from the group consisting of zinc salt, aluminum salt, titanium salt, zirconium salt and iron salt is preferable.
- An aluminum salt is more preferable in terms of availability.
- the phosphinic acid metal salt (D) has agglomerates and / or primary particles thereof, polymers or copolymers based on bulupyrrolidone, butyl acetate or bur force prolatatam or mixtures thereof, and / or epoxides, Auxiliaries which are polymers or copolymers based on urethane, acrylate, ester, amide, stearate, olefin, cellulose derivatives or mixtures thereof may be added.
- the average particle diameter of the phosphinic acid metal salt (D) is preferably 0.2111 or more from the viewpoint of handleability, and 50 m or less from the viewpoint of flame retardancy and product surface smoothness. 0.5 m or more, 40 m or less is more preferable; m or more and 10 m or less are more preferable.
- the content of the phosphinic acid metal salt (D) with respect to the total amount of the components (A), (B), (C), and (D), D> is essential to be 2 wt% or more in terms of flame retardancy. It is. On the other hand, 20% by weight or less is preferable in terms of flexibility and productivity. The range of 3 wt% to 15 wt% is more preferred 4 wt% to 10 wt% is more preferred.
- the resin composition of the present invention has flame retardancy and productivity! /,
- a phosphorus-based flame retardant (E) other than the metal phosphinate may be used in combination.
- the content of the phosphorus flame retardant (E) other than the phosphinic acid metal salt with respect to the total amount of the components (A), (B), (C), (D), (E) is preferably 2 wt% or more. From the viewpoint of bleeding resistance, 25 wt% or less is preferable. The range of 2 wt% to 10 wt% is more preferable. The range of 2 wt% to 5 wt% is more preferable.
- Examples of phosphorus-based flame retardants (E) other than phosphinic acid metal salts include red phosphorus, phosphate esters, phosphazene compounds, phosphoramide compounds that are nitrogen group-containing compounds, and compounds having a triazine ring.
- melamine polyphosphate having a triazine ring in combination in terms of flame retardancy.
- Melamine polyphosphate is formed from melamine and phosphoric acid.
- examples thereof include chain polyphosphoric acid called condensed phosphoric acid, and equimolar addition salt of cyclic polymetaphosphoric acid and melamine.
- the condensation degree n of these polyphosphoric acids is usually in the range of 3 to 50 with no particular limitation, and those of 5 to 30 are common.
- the particle size of the melamine polyphosphate is preferably 0.5 m or more and 40 m or less in terms of flame retardancy and dispersibility.
- phosphate ester examples include triphenyl phosphate, phenylbisdodecyl phosphate, phenyl bisneopentyl phosphate, phenyl-bis (3,5,5'-trimethyl-hexyl phosphate), Ethyl diphenyl phosphate, 2-ethyl-hexyl di (p-tolyl) phosphate, bis- (2-ethylhexyl) p-tolyl phosphate, tritrinophosphate, bis- (2-ethylhexylole) phenyl phosphate, Tri- (noyulphenino) phosphate, di (dodecyl) p-tolyl phosphate, tricresyl phosphate, dibutyl phenyl phosphate, 2-chloroethyl diphenyl phosphate, p-tolyl bis (2, 5, 5'-to Limethylhexyl)
- phosphoric acid ester compounds mainly composed of triphenyl phosphate, bisphenolore A-bis (diphenyl phosphate) (Daihachi Chemical Co., Ltd., CR741), resorcin-bis (dixylenyl phosphate) Phosphoric acid ester compounds having a main component, such as resorcins such as Daihachi Chemical Co., Ltd., PX200, and phosphoric acid ester compounds of bisphenol A are preferable in terms of productivity, volatility, and heat resistance.
- the total amount of components (A), (B), (C), and (D) in the resin composition is high in productivity, flexibility, flame retardancy, and low specific gravity. It is preferable to satisfy 65 wt% or more. 7 More than 5 wt% is more preferable 85 wt% or more is more preferable 90 wt% or more is particularly preferable.
- flame retardant aids and other additives described later can be used.
- the resin composition of the present invention preferably contains a known anti-dripping agent in the resin composition as a flame retardant aid, preferably in the range of 0.1 wt% to 5 wt%, more preferably, 0. 3wt% to 3wt
- anti-drip agent examples include those that form a fibril structure in polyphenylene ether typified by polytetrafluoroethylene (PTFE).
- PTFE polytetrafluoroethylene
- PTFE those having excellent dispersibility, such as those obtained by emulsifying and dispersing PTFE in a solution such as water, acrylic ester resins, methacrylic ester resins, styrene-acrylonitrile copolymer resins, etc.
- PTFE encapsulated is preferable because it gives a good surface appearance to a molded article made of modified polyethylene ether.
- PTFE is emulsified and dispersed in a solution such as water
- PTFE having an average particle diameter of 1 m or less is preferred, and 0.5 m or less is particularly preferred.
- Teflon (registered trademark) 3 Examples include OJ (Mitsui DuPont Fluorochemical Co., Ltd.), Polyflon (registered trademark) D-2C (Daikin Chemical Industry Co., Ltd.), Aflon (registered trademark) AD1 (Asahi Glass Co., Ltd.), and the like.
- such polytetrafluoroethylene can also be produced by a known method (see US Pat. No. 2,393,967). Specifically, using a free radical catalyst such as sodium peroxydisulfate, potassium or ammonium, in an aqueous solvent at a pressure of 0.7 to 7 MPa, 0 to 200 ° C, preferably Tetrafluoroethylene is polymerized under a temperature condition of 20-100 ° C. As a result, it is possible to obtain polytetrafluoroethylene as a white solid.
- a free radical catalyst such as sodium peroxydisulfate, potassium or ammonium
- the polytetrafluoroethylene has a molecular weight of 10 x 10 4 or more, preferably 20 x 10 4 to 300.
- the resin composition containing polytetrafluoroethylene suppresses drip during combustion. Furthermore, when polytetrafluoroethylene and silicone resin are used in combination, compared with the case where only polytetrafluoroethylene is added.
- thermoplastic resins such as polyamide, polyester and polycarbonate, and other additives may be blended.
- Etc. can also be used.
- Etc. can also be used.
- a specific example
- Hydrocarbon oils such as naphthenic oil and norafin oil, liquid conjugation, liquid acrylic nitrile-butadiene copolymer, liquid styrene butadiene copolymer, liquid polybutene, sebacate ester, phthalate ester;
- Metal oxide pigments such as iron oxide
- Lubricants such as stearic acid, behenic acid, stearic acid, canolesium stearate, magnesium stearate, ethylene bisstearamide;
- Antioxidants such as hindered phenolic antioxidants and phosphorus heat stabilizers
- Hindered amine light stabilizers Benzotriazole ultraviolet absorbers, non-phosphorous flame retardants, flame retardant aids, antistatic agents; organic fibers, glass fibers, carbon black, carbon fibers;
- reinforcing agents such as metal whiskers and coloring agents.
- additives may be used as a mixture of two or more thereof.
- the ratio of each component in the resin composition can be determined by dissolving the resin composition in black mouth form, fractionating it with a polar column (silica gel), and measuring the nuclear magnetic resonance spectrum.
- the resin composition of the present invention is particularly useful for applications requiring flexibility.
- Shore A hardness is used as an indicator of flexibility.
- the value measured in accordance with JIS K6253 is preferably 95 ° or less. 90 ° or less is more preferable, and 85 ° or less is more preferable.
- the strength at 100% tension in tensile measurement is preferably 300 kg / cm 2 or less. More preferred is 150 kg / cm 2 or less. More preferred is 90 kg / cm 2 or less.
- the hardness can be increased by increasing the content of the hydrogenated copolymer (B) mainly composed of a bu aromatic monomer unit and a conjugated diene monomer unit in the resin composition, By increasing the content of the conjugation monomer unit in B) or adding a plasticizer, the force can be reduced.
- the resin composition of the present invention a known method without particular limitation can be used for its production method.
- a melt kneading method using a general blender such as a Banbury mixer, a single screw extruder, a twin screw extruder, a kneader, or a multi-screw extruder.
- Polyphenylene ether has low fluidity, and therefore, in the production of the resin composition, it is preferable to previously mix polyphenylene ether (A) with styrene resin and / or olefin resin (C). . It is more preferable to mix a styrene resin in terms of bleed resistance. Even when polyphenylene ether (A) is mixed with styrene resin and / or olefin resin (C), a phosphorus flame retardant (E) other than phosphinic acid metal salt (D) or phosphinic acid metal salt may be added. Good.
- a previously kneaded product, that is, a master batch may be used.
- the resin composition of the present invention can be used in various applications that require flame retardancy.
- the resin composition of the present invention can be suitably used in the field of coating materials for electric wires and cables.
- the amount of styrene monomer unit, 1,4 bond unit and 1,2-bond unit of butadiene, ethylene unit or butylene unit was measured by nuclear magnetic resonance spectrum analysis (NMR) under the following conditions.
- Measuring instrument JNM—LA400 made by JEOL, trade name
- the styrene polymer block content was measured by an osmium tetroxide decomposition method described in IM Kolthoff, eta 1., J. Polym. Sci. 1, 429 (1946) using an unhydrogenated copolymer. Not yet A 0.1 lg / 125 ml tert-butanol solution of osmic acid was used to decompose the hydrogenated copolymer.
- Weight average molecular weight (Mw), number average molecular weight (Mn), and molecular weight distribution (Mw / Mn) were calculated as molecular weight in terms of polystyrene under the following conditions.
- Viscoelasticity measurement and analysis equipment (model DVE-V4, manufactured by Rheology Co., Ltd.)
- Polyphenylene ether Poly (2,6-dimethyl-1,4-phenylene) ether powder (manufactured by Asahi Kasei Chemicals Corporation) was used.
- the hydrogenation catalyst used in the hydrogenation reaction of a copolymer mainly composed of a bu aromatic monomer unit and a conjugated diene monomer unit was prepared by the following method.
- Polymerization was performed at an initial temperature of 65 ° C., and after completion of the polymerization, a cyclohexane solution (monomer concentration: 22 wt%) containing 430 g of butadiene and 420 g of styrene was continuously fed to the reactor at a constant rate over 60 minutes. After the completion of the polymerization, ethyl benzoate was added so that the number of Li moles of n-ptyllithium was 0.65 times mole, thereby obtaining a copolymer.
- the styrene content of the obtained copolymer was 57 wt%, the content of the polymer block mainly composed of styrene in the copolymer was 15 wt%, and the hydrogenated copolymer weight mainly composed of styrene and butadiene.
- the styrene content in the combined block was 49 wt%, and the 1,2 bond unit in butadiene was 22%.
- the obtained copolymer was subjected to lOOppm addition of the above hydrogenation catalyst as titanium per 100 parts by weight of the polymer, and subjected to a hydrogenation reaction at a hydrogen pressure of 0.7 MPa and a temperature of 75 ° C.
- a hydrogenation reaction at a hydrogen pressure of 0.7 MPa and a temperature of 75 ° C.
- octadecyl-3- (3,5-dibutylinoleyl 4-hydroxyphenyl) propionate was added with respect to 100 parts by mass of the hydrogenated copolymer.
- the obtained hydrogenated copolymer had a weight average molecular weight of 19 X 10 4 and the hydrogenation rate in the double bond of butadiene contained in the hydrogenated copolymer was 99%. .
- a tan ⁇ peak obtained by viscoelasticity measurement was present at 0 ° C.
- the styrene content of the obtained copolymer was 51 wt%
- the content of the polymer block mainly composed of styrene in the copolymer was 15 wt%
- the hydrogenated copolymer weight mainly composed of styrene and butadiene.
- the styrene content in the coalescence block was 42 wt%
- the 1,2-bond unit in butadiene was 22%.
- the obtained copolymer was calcined with 100 ppm by weight of the above hydrogenation catalyst as titanium per 100 parts by weight of the polymer and subjected to hydrogenation reaction at a hydrogen pressure of 0.7 MPa and a temperature of 75 ° C.
- a hydrogen pressure of 0.7 MPa 0.7 MPa
- octadecyl-3- 3,5-dibutylinoleyl 4-hydroxyphenyl
- the weight average molecular weight of the obtained hydrogenated copolymer was 160,000, and the hydrogenation rate in the double bond of butadiene contained in the hydrogenated copolymer was 99%.
- the tan ⁇ peak force obtained by viscoelasticity measurement was 13 ° C.
- Styrene resin Polystyrene (Grade name: PS1, manufactured by Asahi Kasei, product name)
- Olefin resin Polypropylene (Grade name: SA510, manufactured by Nippon Polyolefin, trade name
- Aluminum phosphinate (grade name: Exorit OP930, manufactured by Clariant, trade name
- Each component was charged in the proportions shown in Table 1, and melt mixed at a kneading temperature of 260 ° C. and a rotation speed of 250 rpm using a 30 ⁇ ⁇ twin screw extruder to obtain a resin composition as pellets.
- a coated wire with a copper wire of 1.2 mm and an outer diameter of 2 mm was created at a temperature of 280 ° C and a linear velocity of 200 m / min or 150 m / min.
- ⁇ The surface of the coated wire manufactured at a line speed of 200 m / min is very smooth and has no unevenness.
- ⁇ The surface of the coated wire manufactured at a line speed of 150m / min is very smooth and has no unevenness.
- the sample was placed on an ABS resin injection-molded body, and the ABS surface of the contact portion after 48 hours at 60 ° C was visually observed under a load of 1 kg.
- the sample was subjected to tensile measurement (JIS K6251, tensile speed of 500 cm / min) and used as a flexibility index.
- the strength at the time of 100% tension 350kg / cm 2 or less may be flexible.
- Component (A) Polyphenylene ether 10wt% or more and less than 45wt%, Component (B) Hydrogenated copolymer mainly composed of butyl aromatic monomer units and conjugation monomer units 20wt% or more, Component (C) Styrene resin and / or olefin resin Owt% or more, component (D) phosphinic acid metal salt 2wt% or more, for the first time, high productivity, high bleed resistance, high ABS / !, component transfer It can be seen that it can achieve high performance, high! /, Flame retardancy and high flexibility
- the amount of hydrogenated copolymer (B) mainly composed of butyl aromatic monomer units and conjugation monomer units is larger than 1.5 times the amount of polyphenylene ether (A). It can be seen that the physical properties related to flexibility, productivity and low specific gravity are improved. Also phosphine It can be seen that the flame retardancy is further improved when the acid metal salt (D) and melamine polyphosphate are used in combination.
- Suitable for use in fields such as difficulty of the present invention and cable coating materials. Use with power S.
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Description
Claims
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/309,879 US20100022690A1 (en) | 2006-08-03 | 2007-07-30 | Flame-retardant resin composition |
KR1020117009926A KR101200214B1 (ko) | 2006-08-03 | 2007-07-30 | 난연성 수지 조성물 |
ES07791547T ES2375169T3 (es) | 2006-08-03 | 2007-07-30 | Composición de resina retardante de la llama. |
AT07791547T ATE540084T1 (de) | 2006-08-03 | 2007-07-30 | Flammwidrige harzzusammensetzung |
CN2007800278570A CN101495565B (zh) | 2006-08-03 | 2007-07-30 | 阻燃性树脂组合物 |
EP07791547A EP2048198B1 (en) | 2006-08-03 | 2007-07-30 | Flame-retardant resin composition |
JP2008527735A JP4330085B2 (ja) | 2006-08-03 | 2007-07-30 | 難燃性樹脂組成物 |
KR1020117030279A KR101223790B1 (ko) | 2006-08-03 | 2007-07-30 | 난연성 수지 성형성 개량제 |
HK09107796.2A HK1127850A1 (en) | 2006-08-03 | 2009-08-25 | Flame-retardant resin composition |
US13/242,055 US8901214B2 (en) | 2006-08-03 | 2011-09-23 | Flame-retardant resin composition |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2006212645 | 2006-08-03 | ||
JP2006-212645 | 2006-08-03 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/309,879 A-371-Of-International US20100022690A1 (en) | 2006-08-03 | 2007-07-30 | Flame-retardant resin composition |
US13/242,055 Continuation US8901214B2 (en) | 2006-08-03 | 2011-09-23 | Flame-retardant resin composition |
Publications (1)
Publication Number | Publication Date |
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WO2008015991A1 true WO2008015991A1 (en) | 2008-02-07 |
Family
ID=38997167
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2007/064854 WO2008015991A1 (en) | 2006-08-03 | 2007-07-30 | Flame-retardant resin composition |
Country Status (10)
Country | Link |
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US (2) | US20100022690A1 (ja) |
EP (6) | EP2404966A1 (ja) |
JP (1) | JP4330085B2 (ja) |
KR (6) | KR20110104569A (ja) |
CN (11) | CN102321329A (ja) |
AT (1) | ATE540084T1 (ja) |
ES (1) | ES2375169T3 (ja) |
HK (1) | HK1127850A1 (ja) |
TW (2) | TW201141934A (ja) |
WO (1) | WO2008015991A1 (ja) |
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JP2009277595A (ja) * | 2008-05-16 | 2009-11-26 | Shin Etsu Polymer Co Ltd | ケーブル用組成物及び被覆ケーブル |
JP2009275126A (ja) * | 2008-05-15 | 2009-11-26 | Asahi Kasei Chemicals Corp | 難燃性樹脂組成物 |
JP2010270164A (ja) * | 2009-05-19 | 2010-12-02 | Asahi Kasei Chemicals Corp | 樹脂組成物 |
JP2010540716A (ja) * | 2007-09-27 | 2010-12-24 | サビック・イノベーティブ・プラスチックス・アイピー・ベスローテン・フェンノートシャップ | 難燃性ポリ(アリーレンエーテル)組成物とその被覆線用被覆材としての使用 |
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JP2010540716A (ja) * | 2007-09-27 | 2010-12-24 | サビック・イノベーティブ・プラスチックス・アイピー・ベスローテン・フェンノートシャップ | 難燃性ポリ(アリーレンエーテル)組成物とその被覆線用被覆材としての使用 |
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JP2010270164A (ja) * | 2009-05-19 | 2010-12-02 | Asahi Kasei Chemicals Corp | 樹脂組成物 |
JP2015067653A (ja) * | 2013-09-27 | 2015-04-13 | リンテック株式会社 | 粘着シート |
WO2017073070A1 (ja) * | 2015-10-30 | 2017-05-04 | イタルマッチ ケミカルズ ソチエタ ペル アツィオーニ | 熱可塑性衝撃改良スチレン系ポリマーをベースとした、環境にやさしい難燃性組成物および成形材料 |
JPWO2017073070A1 (ja) * | 2015-10-30 | 2018-08-16 | イタルマッチ ケミカルズ ソチエタ ペル アツィオーニITALMATCH CHEMICALS S.p.A. | 熱可塑性衝撃改良スチレン系ポリマーをベースとした、環境にやさしい難燃性組成物および成形材料 |
JP6990344B1 (ja) * | 2020-03-06 | 2022-01-13 | 三菱エンジニアリングプラスチックス株式会社 | 樹脂組成物、成形品、および、電線 |
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