JP3051965B2 - Resin composition and method for producing the same - Google Patents

Description

Description: FIELD OF THE INVENTION The present invention relates to a resin composition and a method for producing the same, and more particularly, to mechanical properties of polyphenylene ether resin and polyolefin resin as main resin components, particularly impact resistance. And a process for producing the same.

[Prior art] Polyphenylene ether resin is a useful resin having excellent mechanical and electrical properties and high heat resistance. However, polyphenylene ether resin itself has a drawback of poor moldability and solvent resistance. There is a situation in which the range of use is greatly restricted.

On the other hand, polyolefin resins, especially crystalline polyolefin resins, are characterized by low specific gravity and low cost in addition to excellent moldability and solvent resistance. It is widely used. However, such polyolefin resins also have a drawback of low heat resistance, which is a major obstacle to further expanding the use of polyolefin resins.

Under such circumstances, it is industrially valuable to blend a polyphenylene ether resin and a polyolefin resin each having excellent characteristics to form a resin composition having the advantages of both, and it is already a polyolefin resin. And a resin composition comprising polyphenylene ether resin (JP-B-42-7069, JP-A-2-115248, etc.).

However, in general, polyphenylene ether resin and polyolefin resin have low affinity with each other, and there is a disadvantage that sufficient compatibilization cannot be achieved by mere blending.

Examples of the resin composition in which such inconvenience has been alleviated include a resin composition containing an acid-modified polyolefin resin and a polyphenylene ether resin (JP-A-60-120748); a resin composition comprising a modified polyolefin resin and a modified polyphenylene ether resin (JP-A-63-128056).

[Problems to be Solved by the Invention] However, even with these conventionally proposed resin compositions, the degree of compatibilization is not sufficient, and solvent resistance,
Although properties such as moldability are improved, mechanical properties such as impact resistance are unsatisfactory.

Therefore, an object of the present invention is to provide a resin composition having excellent mechanical properties, especially excellent impact strength, comprising a polyphenylene ether resin having heat resistance and a polyolefin resin having solvent resistance and economy as main constituent components. Object and a method for producing the same.

[Means for Solving the Problems] The present inventors have conducted intensive studies to achieve the above object, and as a result, when a polyphenylene ether resin and a polyolefin resin were melt-kneaded in the presence of a specific unsaturated compound, As disclosed in JP-A-63-128056, a resin composition having a remarkably high degree of compatibility can be obtained as compared with a case where the modified resins obtained by modifying both resins are separately melt-kneaded. Thus, the present invention has been completed.

That is, the present invention relates to (A) 1 to 99% by weight of a polyphenylene ether resin, (B) 99 to 1% by weight of a polyolefin resin, and, if desired, (C) an elastomer. ), And 70% by weight or less based on the total of the components (A), (B) and (C).
(D) (i) a non-aromatic carbon-carbon multiple bond;
i) derived carboxyl group, derived hydroxyl group, derived amino group,
0.1 to 30 parts by weight of a functional compound having at least one of a functional group selected from the group consisting of a derivative silyl group, a derivative mercapto group, a derivative sulfonic acid group and an oxirane group is melt-kneaded in the presence of a radical generator. (A) 1 to 99% by weight of a polyphenylene ether resin, (B) 99 to 1% by weight of a polyolefin resin, and, if desired, (C) an elastomer containing the above components (A) and 70% by weight or less based on the total of (B) and component (C), and the total of component (A), component (B) and component (C) 100
(D) (i) a non-aromatic carbon-carbon multiple bond;
i) derived carboxyl group, derived hydroxyl group, derived amino group,
0.1 to 30 parts by weight of a functional compound having at least one of a functional group selected from the group consisting of a derivative silyl group, a derivative mercapto group, a derivative sulfonic acid group and an oxirane group is melt-kneaded in the presence of a radical generator. A method for producing a resin composition characterized by comprising:

The polyphenylene ether resin (B) in the present invention has a general formula Is a polymer comprising a repeating unit represented by

In the above formula, R ₁ , R ₂ , R ₃ and R ₄ are the same as each other selected from the group consisting of a hydrogen atom, a halogen atom, a hydrocarbon group, a substituted hydrocarbon group, a hydrocarbon oxy group and a substituted hydrocarbon oxy group Or a different group.

Examples of the substituent in the substituted hydrocarbon group and the substituted hydrocarbon oxy group represented by R ₁ , R ₂ , R ₃ and R ₄ include a halogen atom, a hydroxyl group, an amino group, a nitro group, a cyano group, a carboxyl group, an amide group , Ether group, sulfide group,
Examples thereof include thermally stable groups such as a sulfone group.

Specific examples of such polyphenylene ether resins include poly (2,6-dimethyl-1,4-phenylene ether), poly (2,6-diethyl-1,4-phenylene ether), poly (2-methyl-6- Ethyl-1,4-phenylene ether), poly (2-methyl-6-propyl-1,4-phenylene ether), poly (2,6-dipropyl-1,4-phenylene ether), poly (2-ethyl- 6-propyl-1,4-phenylene ether), poly (2,6-dibutyl-1,4-phenylene ether), poly (2,6-dipropenyl-1,4-phenylene ether), poly (2,6- Dilauryl-1,4-phenylene ether), poly (2,6-diphenyl-1,4-phenylene ether), poly (2,6-dimethoxy-1,4-phenylene ether), poly (2,6-diethoxy- 1,4-phenylene ether), poly (2 -Methoxy-6-ethoxy-1,4-phenylene ether), poly (2-ethyl-6-stearyloxy-1,4-phenylene ether), poly (2-methyl-6-phenyl-1,4-phenylene ether) ), Poly (2-methyl-1,4-phenylene ether), poly (2-ethoxy-1,4-phenylene ether), poly (2-chloro-1,4-phenylene ether), poly (3-methyl- 6-t-butyl-1,4-phenylene ether), poly (2,6-dichloro-1,4-phenylene ether), poly (2,5-dibromo-1,4-phenylene ether), poly (2, 6-dibenzyl-1,4-phenylene ether) and various copolymers containing plural kinds of repeating units constituting these polymers.

Some copolymers include 2,3,6-trimethylphenol,
It also includes a copolymer of a polysubstituted phenol such as 3,5,6-tetramethylphenol and 2,6-dimethylphenol.

In the polyphenylene ether resin referred to in the present invention, the polyphenylene ether resin is styrene, α
-Graft modified with a styrene-based monomer such as methylstyrene.

Among these polyphenylene ether resins, preferred polyphenylene ether resins are poly (2,6-dimethyl-1,4-phenylene ether) and a copolymer of 2,6-dimethylphenol and 2,3,6-trimethylphenol. is there.

The molecular weight of the polyphenylene ether resin that can be used in the present invention is not generally defined because its preferred range varies depending on the purpose, but generally,
Represented by the intrinsic viscosity measured in chloroform at 30 ° C.
It is 1 to 0.7 dl / g, more preferably 0.2 to 0.6 dl / g.

Methods for producing such polyphenylene ether resins are known, for example, U.S. Patent Nos. 3,306,874 and 3,306,875,
No. 3,257,357, and JP-B-52-17880, JP-A-50-51197 and JP-A-1-304119.

The polyolefin resin (A) that can be used in the present invention includes ethylene, propylene, butene-1,
Pentene-1, hexene-1, 3-methylbutene-1,
4-methylpentene-1, octene-1, decene-1,
Dodecene-1, tetradecene-1, hexadecene-1,
Α-olefins such as octadecene-1 and eicosene-1; homopolymers or copolymers of olefins such as cyclic olefins described in JP-A-2-115248.

Incidentally, a copolymer obtained by copolymerizing an olefin and a small amount of another unsaturated monomer, and a modified product of the copolymer and the olefin alone or a copolymer obtained by oxidation, halogenation, sulfonation, etc. It shall be included in the polyolefin resin.

Examples of other unsaturated monomers copolymerizable with olefins include acrylic acid, methacrylic acid, maleic acid, itaconic acid, methyl acrylate, methyl methacrylate, maleic anhydride, arylmaleimide, and alkylmaleic. Unsaturated organic acids such as acid imides or derivatives thereof; vinyl esters such as vinyl acetate and vinyl butyrate; aromatic vinyl compounds such as styrene and methylstyrene; vinyl silanes such as vinyl trimethylmethoxysilane and γ-methacryloyloxypropyl trimethoxysilane; Dicyclopentadiene, 4-ethylidene-2-norbornene, 4-methyl-1,4-hexadiene, 5-methyl-
Non-conjugated dienes such as 1,4-hexadiene are exemplified.

Among these, ethylene, propylene, butene-
Copolymers or homopolymers containing a majority weight of 1,3-methylbutene-1,4-methylpentene-1 are preferred, and crystalline propylene-based polymers such as propylene homopolymer, propylene-ethylene block or random copolymer Is more preferred.

Regarding the molecular weight of the polyolefin resin, the preferred range is different depending on the purpose, but the range cannot be unconditionally determined, but is generally represented by a melt flow rate (MFR) measured at a temperature of 230 ° C. and a load of 2.16 kg / cm ^2. , 0.01
400400 g / 10 min, preferably 0.15 to 60 g / 10 min.

The polyolefin resin can be produced by a conventionally known method such as polymerization or modification. Also,
Commercial products are also widely available and can be used by appropriately selecting from them.

In the present invention, when a resin composition having higher impact strength is desired, it is desirable to incorporate the elastomer (C) into the composition.

Examples of such elastomers include natural rubber, polybutadiene rubber, polyisoprene rubber, butyl rubber, ethylene-propylene copolymer rubber, butadiene-styrene copolymer rubber, butadiene-acrylonitrile copolymer rubber, hydrogenated and non-hydrogenated rubbers. Styrene-conjugated diene-based block copolymer rubber, polyester rubber, acrylic rubber, silicone rubber and the like, and modified products thereof.

Among these, preferred elastomers are ethylene-propylene copolymer rubbers including a terpolymer obtained by copolymerizing a diene compound and a graft copolymer obtained by graft copolymerizing an unsaturated monomer such as styrene, And styrene-conjugated diene block copolymer rubbers such as styrene-isoprene diblock copolymers and styrene-butadiene block copolymers containing hydrogenated products such as partially hydrogenated products.

The functional compound (D) used in the present invention includes:
(I) non-aromatic carbon-carbon multiple bonds, ie, double or triple bonds, and (ii) derived carboxyl, derived hydroxyl, derived amino, derived silyl, derived mercapto, derived sulfonic acid and oxirane. It is a functional compound having at least one functional group selected from the group consisting of groups.

Here, the induction carboxyl group, the general formula -COOR _1, -COX, -CONR in ₂ R ₃ or -CO-Y-CO- [wherein, R ₁ is not a hydrogen atom or an inert substituent Represents an alkyl group or an aryl group having 1 to 20 carbon atoms, X represents a halogen atom, and R ₂ and
R ₃ represents a hydrogen atom or an alkyl or aryl group having 1 to 10 carbon atoms which may have an inert substituent, and Y represents an oxygen atom or NH. ] It is a group derived from the carboxyl group represented by

The derived hydroxyl group is represented by the general formula -OR ₄ —OSiCR ₆ ) _{3 wherein} R ₄ and R ₅ represent a hydrogen atom or an alkyl or aryl group having 1 to 10 carbon atoms which may have an inert substituent; R ₆ is the same or different and represents an alkyl group having 1 to 10 carbon atoms, an aryl group or an alkoxy group, each of which may have an inert substituent. ] It is a group derived from a hydroxyl group represented by

The derived amino group has the general formula -NHR ₇ or [In the formula, R ₇ represents a hydrogen atom, a cyano group or an alkyl group or an aryl group having 1 to 10 carbon atoms which may have an inert substituent, and R ₈ represents a hydrogen atom or an inert group. 1 to 20 carbon atoms which may have
Represents an alkyl group or an aryl group. ] Is a group derived from the amino group represented by

A derivatized silyl group is a group represented by the general formula -Si (R ₉ ) _{3 wherein three} R ₉ are the same or different from each other;
Each represents an alkyl group, an aryl group or an alkoxy group having 1 to 10 carbon atoms which may have a hydrogen atom, an amino group or a mercapto group. ] Is a group derived from the silyl group represented by

The derivative mercapto group is represented by the general formula -SR ₁₀ or [In the formula, R ₁₀ and R ₁₁ represent a hydrogen atom or an alkyl or aryl group having 1 to 10 carbon atoms which may have an inert substituent. ] It is the group derived from the mercapto group represented by these.

The induction sulfonic acid group, the general formula -SO ₃ R _12, in -SO ₂ X or -SO ₂ NR ₁₃ R ₁₄ [wherein, R ₁₂ which may have a hydrogen atom or an inert substituent atoms X represents an alkyl or aryl group having 1 to 20 atoms, X represents a halogen atom, and R ₁₃ and R ₁₄ each represent a hydrogen atom or a carbon atom which may have an inert substituent. Represents 1 to 10 alkyl groups or aryl groups. ] It is a group derived from a sulfonic acid group represented by

Specific examples of the functional compound (D) include unsaturated dicarboxylic acids exemplified by maleic acid, fumaric acid, chloromaleic acid, hymic acid, citraconic acid, itaconic acid; acrylic acid, butanoic acid, crotonic acid, Unsaturated monocarboxylic acids exemplified by vinyl acetic acid, methacrylic acid, pentenoic acid, dodecenoic acid, linoleic acid, angelic acid, cinnamic acid; maleic anhydride, hymic anhydride, acrylic acid anhydride and the like acid anhydrides of α, β-unsaturated dicarboxylic acids or unsaturated monocarboxylic acids; the above α, β-unsaturated dicarboxylic acids exemplified by maleic acid amide, maleic hydrazide, acrylamide, N- (hydroxymethyl) acrylamide and the like; Acid amides of unsaturated monocarboxylic acids; the above α, β-unsaturated dicals exemplified by ethylmaleic acid and the like Esters of boronic acid or unsaturated monocarboxylic acid; imides of the aforementioned α, β-unsaturated dicarboxylic acids or unsaturated monocarboxylic acids exemplified by maleimide and the like; allyl glycidyl ether, glycidyl acrylate,
Unsaturated epoxy compounds exemplified by glycidyl methacrylate; unsaturated amines exemplified by allylamine, p-aminostyrene, N-vinylaniline, etc .; exemplified by allyl alcohol, 3-buten-2-ol, propargyl alcohol, etc. Unsaturated alcohols; alkenylphenols exemplified by p-vinylphenol, 2-propenylphenol, etc .; 2- (3-cyclohexenyl) ethyltrimethoxysilane, 1,3-divinyltetraethoxysilane, vinyltris- (2-methoxyethoxy) ) Unsaturated organosilane compounds such as silane and 5- (bicycloheptenyl) triethoxysilane; mercapto compounds such as pt-butylmercaptomethylstyrene; and unsaturated sulfonic acids such as vinylsulfonic acid.

Preferred functional compounds among these are maleic acid, fumaric acid, acrylic acid, methacrylic acid, maleic anhydride,
Unsaturated carboxylic acid derivatives such as hymic acid anhydride, glycidyl methacrylate, glycidyl acrylate, acrylamide, maleimide, allylamine, allyl alcohol and propargyl alcohol are more preferable functional compounds are the above unsaturated carboxylic acid derivatives.
The most preferred functional compounds are maleic anhydride, hymic anhydride and fumaric acid.

The functional compound (D) of the present invention is styrene, α-
It may be more preferable to use it together with an alkenyl aromatic hydrocarbon such as methylstyrene.

The resin composition of the present invention is obtained by melt-kneading the above-mentioned polyphenylene ether resin (A), the above-mentioned polyolefin resin (B), if desired, the above-mentioned elastomer (C), and the above-mentioned functional compound (D). At this time, the polyphenylene ether resin (A), the polyolefin resin (B) and the functional compound (D) 3
At least a portion of each of them must be melt kneaded at the same time.

Here, as the method of melt-kneading, various conventionally known methods can be adopted. That is, each of the above components was mixed with a Henschel mixer, a super mixer, a ribbon blender,
After mixing by a known mixing means used to mix resins or liquid or solid additives with each other such as a blender and the like to form a homogeneous mixture, the mixture is banbury mixer, plast mill, Brabender plastograph, uniaxial Alternatively, a method of kneading using a kneading means such as a twin-screw extruder can be exemplified.

During kneading, the temperature is 150 to 400 ° C., preferably 200
To 350 ° C. In order to obtain a more uniform resin composition, kneading is performed in the presence of a radical generator.

Examples of such radical generators include halogenated imides such as N-bromosuccinimide; benzoyl peroxide, dicumyl peroxide, di-t
-Butyl peroxide, cumene hydroperoxide, 2,5-dimethyl-2,5-di (peroxybenzoate) hexyne-3, 1,3-bis (t-butylperoxyisopropyl) benzene, lauroyl peroxide, t Organic peroxides such as -butyl peracetate; persulfates such as potassium persulfate and ammonium persulfate; diazo compounds such as azobisisobutyronitrile and 1,1'-azobis (cyclohexanecarbonitrile); Can be

When such a radical generator is used, its use amount is generally 10 parts by weight or less, preferably 0.001 part by weight, based on 100 parts by weight of the total amount of the polyphenylene ether resin (A), the polyolefin resin (B) and the elastomer (C). To 5 parts by weight.

The mixing ratio of the polyphenylene ether resin (A) and the polyolefin resin (B) in the resin composition of the present invention can be arbitrarily selected depending on the purpose, such as heat resistance and fluidity required for the composition, and there is no particular limitation. However, in general, polyphenylene ether resin (A): polyolefin resin (B) = 99: 1 to 1:99, preferably 5:95 to 80:20, expressed as weight% based on the total amount of polyphenylene ether resin and polyolefin resin. It is.

The resin composition of the present invention can contain the above-mentioned elastomer (C) if desired.

Here, the compounding ratio is usually 70% by weight or less, preferably 1 to 50% by weight, based on the total amount of the polyphenylene ether resin (A), the polyolefin resin (B) and the elastomer (C).

The functional compound (D) in the resin composition of the present invention
Since the effect varies depending on the type of the polyphenylene ether resin (A) or the polyolefin resin (B) selected and the mixing ratio of the two in addition to the type of the resin itself, the preferable range should be determined without exception. Can not, but generally polyphenylene ether resin (A),
Polyolefin resin (B) and elastomers (C)
The functional compound (D) is 0.1 to 30 parts by weight, preferably 0.2 to 20 parts by weight, based on 100 parts by weight of the total.

The resin composition of the present invention may contain a wide range of substances other than the above substances, if desired. Examples of such other substances that are preferably included for a particular purpose include binders, other resins, flame retardants, stabilizers, plasticizers,
Lubricants, pigments, reinforcing fibers, fillers and the like can be mentioned.

Examples of the binder include diamines, dicarboxylic acids, diepoxy compounds, and diols described in JP-A-63-1280.
No. 56; diisocyanates such as diphenylmethane diisocyanate and hexamethylene diisocyanate; and bisoxazolines such as 2,2'-bis (2-oxazoline).

Examples of other resins include nylon-6, nylon-6
6, polyamides such as nylon-12, polyamide imides, polyacrylic esters such as polymethyl methacrylate, and polyvinyl halides such as polyvinyl chloride and polyvinylidene chloride.

Examples of flame retardants include triphenyl phosphate, tricresyl phosphate, a phosphate obtained from a mixture of isopropylphenol and phenol, a mixture of a difunctional phenol such as benzohydroquinone or bisphenol A and another alcohol or phenol. Phosphate esters exemplified by phosphates and the like obtained from water; brominated compounds exemplified by decabromobiphenyl, pentabromotoluene, decabromodiphenyl ether, hexabromobenzene, brominated polystyrene, and brominated epoxy resins; melamine, melamine Nitrogen-containing compounds such as triisocinurate; and inorganic substances such as red phosphorus, antimony trioxide, and boron oxide.

Specific examples of the reinforcing fiber include inorganic fibers such as glass fiber, potassium titanate fiber, rock wool, and carbon fiber; organic fibers such as aromatic polyamide fiber and polybenzimidazole fiber; and metal fibers such as brass fiber and aluminum zinc fiber. Etc. are listed.

Specific examples of the filler include glass beads, milled glass fiber, asbestos, wollastonite, mica,
Inorganic fillers such as talc, clay, calcium carbonate, magnesium hydroxide, silica, and diatomaceous earth; metal fillers such as aluminum flake and zinc flake; organic fillers such as polyimide powder.

In addition, specific examples of the stabilizer include sterically hindered phenols, organic phosphites, oxalic diazides, sterically hindered amines, etc., and titanium oxide, zinc sulfide, and the like as specific examples of the pigment, and a lubricant. Specific examples include polyethylene wax and paraffin.

The mixing ratio of the above-mentioned other substances can be arbitrarily selected according to the purpose. However, if a general guideline for using them is given, polyphenylene ether resin (A), polyolefin resin (B) and elastomer For the total amount of class (C), 100 parts by weight,
00 parts by weight or less; the flame retardant is 30 parts by weight or less, preferably 1 to 20 parts by weight; the stabilizer is 20 parts by weight or less, preferably 0.001 to 10 parts by weight; the reinforcing fiber and the filler are 100 parts by weight, respectively. Below, preferably 0.1 to 80 parts by weight; lubricant is 2 parts by weight or less.

[Examples] Hereinafter, the present invention will be described in more detail with reference to Examples, but the present invention is not limited to the Examples.

The tensile elongation and Izod impact strength (with notch) in the examples were measured using ASTM D638 and ASTM D25 for a test piece (thickness: 3.2 mm) prepared by injection molding.
It is the value measured at 23 ° C according to 6, and the deflection temperature under load (H
DT) is a value measured under the condition of a load of 4.6 kg / cm ² according to ASTM D648.

The intrinsic viscosity of the polyphenylene ether resin is a value measured at 30 ° C. in chloroform using an Ubbelohde viscometer.

Examples 1 to 8 and Comparative Examples 1 and 2 Poly (2,6-dimethyl-1,4-phenylene ether) having an intrinsic viscosity of 0.46 dl / g [Nippon Polyether Co., Ltd .: PPE H
-46] 30 parts by weight, polypropylene having an MFR of 0.4 g / 10 minutes [Sumitomo Chemical Co., Ltd .: Sumitomo Noblen D501] 70 parts by weight, styrene 2 parts by weight and 1,3-bis (t-butylperoxy) Radical generator composition in which isopropyl) benzene was dispersed at a concentration of 8% by weight in polypropylene 1.2
Parts by weight and the parts by weight of the elastomers and the functional compounds shown in Table 1 in Table 1 were mixed using a super mixer.

A first supply port, a first kneading unit,
A second feed port, a second kneading section, a vent port, and a cylinder head are successively connected to a first feed port of a 50 mm twin-screw kneading extruder [TEM-50, manufactured by Toshiba Machine Co., Ltd.] equipped in this order. Melt kneading was performed under the condition of a barrel temperature of 260 ° C. while supplying, to obtain a resin composition of the present invention.

 Table 1 shows the Izod impact strength of the resin composition.

The HDT of the resin composition in Example 5 was a high value of 128 ° C.

Reference Example 1 100 parts by weight of poly (2,6-dimethyl-1,4-phenylene ether), maleic anhydride, styrene and the radical generator composition in Example 1 respectively, 1 part by weight, 2 parts by weight
Parts by weight and 1 part by weight were mixed using a super mixer, and the resulting mixture was extruded using the twin-screw kneading extruder in Example 1 at a barrel temperature of 300 ° C. The extruded strand was pelletized to obtain a pellet of the composition. This is designated as a pre-kneaded material M-1.

Reference Example 2 The polypropylene in Example 1, maleic anhydride,
100 parts by weight, 1 part by weight, 2 parts by weight, and 1 part by weight of styrene and the radical generator composition were mixed using a super mixer, and the obtained mixture was mixed using the twin-screw kneading extruder in Example 1. Extruded at a barrel temperature of 230 ° C. The extruded strand was pelletized to obtain a pellet of the composition. This is designated as a pre-kneaded material M-2.

Comparative Example 3 40 parts by weight of the pre-kneaded material M-1 and 60 parts by weight of the pre-kneaded material M-2 obtained in the above reference example were subjected to the twin-screw kneading extruder in Example 1 at a barrel temperature of 260 ° C. Extruded under conditions. The extruded strand was pelletized to obtain a resin composition.

The Izod impact strength of the composition was 1.1 kg · cm / cm.

Comparative Example 4 Comparative Example 3 was obtained by combining 40 parts by weight of the pre-kneaded material M-1 obtained in the above Reference Example and 60 parts by weight of the polypropylene in Example 1.
Extrusion was performed in the same manner as in the above to obtain a resin composition.

The Izod impact strength of the composition was 1.4 kg · cm / cm.

Comparative Example 5 40 parts by weight of the poly (2,6-dimethyl-1,4-phenylene ether) in Example 1 and 60 parts by weight of the pre-kneaded material M-2 obtained in the above Reference Example were compared with those in Comparative Example 3. Similarly, extrusion was performed to obtain a resin composition.

The Izod impact strength of the composition was 0.9 kg · cm / cm.

[Effects of the Invention] The resin composition of the present invention thus obtained is molded by various molding methods such as extrusion molding, injection molding, blow molding and the like, utilizing its excellent impact strength and economy, and useful various resin products. It is supplied to the world as, and its industrial value is extremely large.

────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-63-113050 (JP, A) JP-A-2-284495 (JP, A) JP-A-2-43234 (JP, A) (58) Survey Field (Int.Cl. ⁷ , DB name) C08L 71 / 12,23 / 00

Claims (4)

(57) [Claims] 1. A polyphenylene ether resin (A) 1 to 99.
(D) (i) a non-aromatic carbon-carbon multiple bond with respect to 100 parts by weight of (B) 99 to 1% by weight of a polyolefin resin and the total of the components (A) and (B). (Ii)
Derivative carboxyl group, derivative hydroxyl group, derivative amino group, derivative silyl group, derivative mercapto group, derivative sulfonic acid group and 0.1 to 30 parts by weight of a functional compound having at least one functional group simultaneously selected from the group consisting of oxirane group. And a resin composition obtained by melt-kneading in the presence of a radical generator. 2. A polyphenylene ether resin (A)
(B) 99 to 1% by weight of a polyolefin resin; (C) 70% by weight or less of an elastomer based on the sum of the components (A), (B) and (C); ), Component (B) and component (C), totaling 100
(D) (i) non-aromatic carbon-carbon multiple bond and (ii)
Derivative carboxyl group, derivative hydroxyl group, derivative amino group, derivative silyl group, derivative mercapto group, derivative sulfonic acid group and 0.1 to 30 parts by weight of a functional compound having at least one functional group simultaneously selected from the group consisting of oxirane group. And a resin composition obtained by melt-kneading in the presence of a radical generator. 3. A polyphenylene ether resin (A) from 1 to 99.
(D) (i) a non-aromatic carbon-carbon multiple bond with respect to 100 parts by weight of (B) 99 to 1% by weight of a polyolefin resin and the total of the components (A) and (B). (Ii)
Derivative carboxyl group, derivative hydroxyl group, derivative amino group, derivative silyl group, derivative mercapto group, derivative sulfonic acid group and 0.1 to 30 parts by weight of a functional compound having at least one functional group simultaneously selected from the group consisting of oxirane group. And a method for producing a resin composition, which is melt-kneaded in the presence of a radical generator. 4. A polyphenylene ether resin (A)
(B) 99 to 1% by weight of a polyolefin resin; (C) 70% by weight or less of an elastomer based on the sum of the components (A), (B) and (C); ), Component (B) and component (C), totaling 100
(D) (i) non-aromatic carbon-carbon multiple bond and (ii)
Derivative carboxyl group, derivative hydroxyl group, derivative amino group, derivative silyl group, derivative mercapto group, derivative sulfonic acid group and 0.1 to 30 parts by weight of a functional compound having at least one functional group simultaneously selected from the group consisting of oxirane group. And a method for producing a resin composition, which is melt-kneaded in the presence of a radical generator.