WO1996028512A1 - Compositions de resine ignifuge de terephtalate de polyethylene - Google Patents
Compositions de resine ignifuge de terephtalate de polyethylene Download PDFInfo
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- WO1996028512A1 WO1996028512A1 PCT/JP1996/000552 JP9600552W WO9628512A1 WO 1996028512 A1 WO1996028512 A1 WO 1996028512A1 JP 9600552 W JP9600552 W JP 9600552W WO 9628512 A1 WO9628512 A1 WO 9628512A1
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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
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0066—Flame-proofing or flame-retarding additives
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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
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- the present invention relates to a flame-retardant polyethylene terephthalate-based resin composition, and more particularly, to a flame-retardant polyethylene terephthalate-based resin composition which is excellent not only in mechanical strength but also in heat and humidity resistance.
- Polyethylene terephthalate resins have been widely used as textiles, films, molding materials, etc. because of their good mechanical and electrical properties.
- the mechanical strength and thermal properties are greatly improved by blending a male fiber reinforcing material such as glass male fiber, and thus the reinforced composition thus obtained is suitable as a material for so-called functional components.
- thermoplastic polyesters are described in, for example, Japanese Patent Application Laid-Open No.
- methods for improving moisture resistance while imparting flame retardancy include, for example, Japanese Patent Application Laid-Open No. 59-129253 discloses an epoxy compound together with a low molecular weight halogenated copolymerized phenoxy resin. And methods of adding z and carbodiimide compounds.
- an object of the present invention is to provide a polyethylene terephthalate resin composition having flame retardancy without lowering moldability and mechanical strength and having moisture and heat resistance.
- the present inventors have conducted intensive studies, and as a result, used a polyethylene terephthalate-based resin produced using a germanium-based compound as a catalyst, and added a halogen-based flame retardant and a specific compound to the resin, or It has been found that the above object can be achieved by adding a halogen-based epoxy resin, and the present invention has been achieved. Disclosure of the invention
- the first of the present invention is:
- a flame-retardant polyethylene terephthalate-based resin composition comprising
- a flame-retardant polyethylene terephthalate-based resin composition comprising
- the third aspect of the present invention includes the first or second aspect
- the fourth aspect of the present invention includes the first, second or third aspect of the present invention
- the (A) poly (ethylene terephthalate) resin used in the present invention is obtained by using terephthalic acid or its derivative capable of forming an ester as an acid component, and using ethylene glycol or its derivative capable of forming an ester thereof as a glycol component.
- terephthalic acid or its derivative capable of forming an ester as an acid component and using ethylene glycol or its derivative capable of forming an ester thereof as a glycol component.
- Germanium compounds used as catalysts include germanium dioxide.
- Examples include germanium oxides, germanium ethoxides such as germanium tetraethoxide, germanium tetraisobroboxide, germanium hydroxide and alkali metal salts thereof, germanium glycolate, germanium chloride, germanium nitrate, and the like, alone or in combination of two or more. Used in combination.
- germanium dioxide is particularly preferred.
- the amount of the germanium-based compound added may be sufficient to allow the polymerization to proceed, and is preferably 0.05 to 0.1% by weight, preferably 0.01 to the obtained polyethylene terephthalate-based resin. ⁇ 0.5% by weight. If the weight is less than 0.05, polymerization proceeds slowly. If the weight exceeds 0.1, undesirable side reactions may occur during the polymerization reaction.
- the germanium compound can be added at any time before the start of the polymerization reaction.
- the (A) polyethylene terephthalate-based resin (A) used in the present invention preferably contains a repeating unit of ethylene terephthalate of 80% or more, more preferably 85% or more, and even more preferably 90% or more. If the ethylene terephthalate unit is less than 80%, the balance of physical properties which is a characteristic of polyethylene terephthalate resin tends to be lost.
- the component may be a divalent or higher aromatic carboxylic acid having 8 to 22 carbon atoms, an aliphatic carboxylic acid having 3 to 12 carbon atoms or higher, or a divalent or higher valence of 8 to 15 carbon atoms.
- Alicyclic carboxylic acids such as carboxylic acids and their ester-forming derivatives, aliphatic compounds having 3 to 15 carbon atoms, alicyclic compounds having 6 to 20 carbon atoms and 6 to 40 carbon atoms
- Compounds selected from the group of aromatic compounds, which have two or more hydroxyl groups in the molecule, and ester-forming derivatives thereof, and the like, may be used alone or in combination of two or more.
- carboxylic acids include, in addition to terephthalic acid, phthalic acid, isophthalic acid, naphthalenedicarboxylic acid, bis (p-carboxyphenyl) methananthracenedicarboxylic acid, 4,4′-diphenyldicarboxylic acid , Then 2 — bi S (phenoxy) ethane-4,4'-dicarboxylic acid, adipic acid, sebacic acid, azelaic acid, dodecandionic acid, maleic acid, trimesic acid, trimellitic acid, pyromellitic acid, 1,3-cyclohexanedicarboxylic acid, 1 Carboxylic acids such as 1,4-cyclohexanedicarboxylic acid and decahydronaphthalenedicarboxylic acid, and derivatives having an ester-forming ability thereof.
- hydroxyl-containing compounds examples include propylene glycol and butanediol in addition to ethylene glycol.
- Hexane diol, decane diol, neopentyl glycol, cyclohexane dimethanol, cyclohexane diol, 2.2'-bis (4-hydroxyphenyl) butane, 2,2'-bis (4-hydroxycyclo) Hexyl) propane, hide mouth quinone, Glycerin, Pentaerisuri Torr include compounds or derivatives having an ester-forming ability, such as.
- oxyacids such as P-hydroxybenzoic acid and p-hydroxyshethoxybenzoic acid, and ester-forming derivatives thereof, and cyclic esters such as e-cabrolactone can be used.
- polyalkylenes such as poly (ethylene glycol), poly (propylene glycol), poly (ethylene oxide and ⁇ -pyrene oxide) blocks and / or random copolymers, poly (ethylene oxide) addition polymers of poly (bisphenol), polytetramethylene glycol, etc.
- a unit obtained by partially copolymerizing a unit such as a glycol unit or an ethylene oxide addition polymer of glycerin in a polymer can also be used. These may be used alone or in combination of two or more.
- the copolymer component of the above components is generally 20% by weight or less, preferably 15 times or less, more preferably 10% by weight or less. If the copolymerization amount exceeds 20% by weight, the excellent properties of the polyethylene terephthalate resin tend to be lost.
- the polyethylene terephthalate-based resin is used alone or in combination with a copolymer component and two or more kinds having different z or specific degree of narrowness.
- the method for producing the polyethylene terephthalate resin is not particularly limited except for the catalyst used, and a known polymerization method can be used.
- the polymerization method include, for example, a method in which terephthalic acid and ethylene glycol are directly esterified in the absence of a catalyst or in the presence of a catalyst for allowing the esterification reaction to proceed, or a method in which dimethyl terephthalate and ethylene glycol are esterified.
- a low-polymerized polymer containing bishydroxyethylene terephthalate or ethylene terephthalate as a main component is synthesized by a method such as ester exchange in the presence of a catalyst for promoting the
- the system compound is added and kept at a temperature of, for example, about 250 to 300 ° C., for example, under a vacuum of 13 Pa (( ⁇ ⁇ ⁇ ⁇ ) or less, and the melt polycondensation or A method of producing a poly (ethylene terephthalate) resin by conducting condensation polymerization by solid phase polycondensation while maintaining the temperature at about 150 to 25 O'C. Kill.
- the mechanical strength when the resin composition is kept under high temperature and high humidity It is not preferable because the resistance to moisture and heat is not sufficient because of a large decrease.
- phenol-based antioxidants When manufacturing polyethylene terephthalate-based resins, phenol-based antioxidants, ⁇ -based compounds or antioxidants, and sulfur-based antioxidants are used for the purpose of suppressing coloring, thermal deterioration, oxidative deterioration, etc.
- An antioxidant, a heat stabilizer, a coloring inhibitor and the like may be added during the reaction, during the reaction, or after the reaction is completed. Further, a catalyst deactivator such as a compound may be added during or after the reaction.
- a halogen-based flame retardant is used for the purpose of imparting flame retardancy.
- halogenated flame retardants include, for example, halogenated polystyrene resins, halogenated epoxy compounds or resins, halogenated phenoxy resins, halogenated polycarbonate oligomers or resins, and halogenated polyphenylene ethers. Resins, halogenated acrylic resins, halogenated aryl compounds, halogen-containing phosphorus compounds, and the like.
- a halogenated fuoxy resin is used for the purpose of imparting flame retardancy.
- halogenated polystyrene-based resin examples include a halogenated polystyrene-based resin represented by the following general formula (I) or a halogenated polymethylstyrene-based resin.
- R is an H or CH 3 group, X is a halogen atom, m is an integer of 1 to 5, and n is the number average degree of polymerization
- halogenated polystyrene-based resin represented by the general formula (I) or the halogenated polymethylstyrene-based resin include, for example, boropromostylene, polydibutostyrene, polytripromostyrene, and polypentrobutane.
- Homopolymers such as Mostylene, Polychlorostyrene, Polydichlorostyrene, Polytrichlorostyrene, Polypentachlorostyrene, Polypromethyl ⁇ -methylstyrene, Polydibut-a-methylstyrene, Polytribromo- ⁇ -methylstyrene, or blocks of these Alternatively, random copolymers, furthermore, brominated or chlorinated polystyrene-poly-methylstyrene, polystyrene, block with poly-methylstyrene, random or graft copolymers, etc. And the like. These are used alone or as a mixture of 2 S or more.
- the halogenated polystyrene-based resin or halogenated boron-cr-methylstyrene-based resin is prepared by a method of polymerizing a halogenated styrene monomer and / or a halogenated mono- ⁇ -methylstyrene monomer, or a method of halogenating polystyrene or poly- ⁇ -methylstyrene. It is manufactured by a method such as
- the number average polymerization degree ⁇ of the halogenated polystyrene resin represented by the general formula (I) or the halogenated polymethylstyrene resin is preferably 5 or more, and more preferably 10 or more. . If the number average degree of polymerization ⁇ is less than 5, the mechanical strength of the resin composition tends to decrease. Furthermore, the number average degree of polymerization ⁇ is less than 500 Is more preferable, and more preferably 400 or less. When the number average polymerization degree exceeds 500, there is a tendency that the fluidity of the resin composition is reduced.
- X in the general formula (I) is preferably a halo atom from the viewpoint of flame retardancy.
- m is preferably 23.
- the halogen content of the halogenated polystyrene resin or halogenated poly- ⁇ -methylstyrene resin is preferably 20% by weight or more, more preferably 25% by weight or more. When the halogenation ratio is less than 20% by weight, the flame retardancy may be insufficient.
- the halogenated polystyrene-based resin or halogenated polymethylstyrene-based resin used in the present invention is a compound having a skeleton represented by the general formula (I). It may be a copolymer obtained by copolymerizing a monomer and / or a polymer copolymerizable with the compound and / or a monomer of the compound. Such copolymerizable monomers include, for example, vinyl monomers. Specific examples of the vinyl monomers include, for example, styrene, ⁇ -methylstyrene, acrylonitrile, methyl acrylate, and ethyl acrylate.
- the copolymerization amount of the copolymer is preferably 20% by weight or less, more preferably 15% by weight or less.
- halogenated boxy compound or resin examples include a halogenated bisphenol type epoxy compound or resin represented by the following general formula (II). r
- At least one of X is a halogen atom, and the other is a hydrogen atom or a halo.
- Gen atom, an alkylene group of Y is C l ⁇ C lO, alkylidene group, cycloalkane group, carbonyl group, - 0-, One S-, - S 0 2 -, or a direct ⁇ , i is Sutaira Hitoshi Indicates the degree of polymerization
- the halogenated bisphenol type epoxy compound or resin preferably has a halogenation rate of 10% by weight or more, more preferably 20% by weight ⁇ or more, and further preferably 25% by weight or more. If the halogenation ratio is less than 0% by weight, the flame retardancy is insufficient, which is not preferable.
- the number average polymerization degree ⁇ of the halogenated bisphenol type epoxy resin is preferably less than 12.
- X is a halo atom from the viewpoint of flame retardancy. More preferably, X is a bromine atom.
- Y is preferably 1 C (CH 3 ) 2 — from the viewpoint of mechanical strength.
- Specific examples of the halogenated phenolic resin include a halogenated bisphenol-type phenoxy-based resin represented by the following monolithic formula (III).
- X is a halogen atom and the other is a hydrogen atom or a halogen atom
- Y is a C1-C10 alkylene group, an alkylidene group, a cycloalkane group, a carbonyl group, a 10-, One S— or one S 0 2 —, ⁇ 'indicates the average degree of polymerization
- the halogenation ratio of the halogenated bisphenol-type phenolic resin is preferably 30% by weight or more, more preferably 40% by weight or more, and further preferably 45% by weight or more. If the halogenation ratio is less than 30% by weight, it is not preferable because the flame retardancy is insufficient.
- the number average degree of polymerization ⁇ of the halogenated bisphenol-type phenolic resin is 12 or more. Above is preferred, more preferably 13 or more, more preferably 15 or more. Further, in the general formula (III), it is preferable that at least one of X is a bromine atom from the viewpoint of flame retardancy. More preferably, X is a bromine atom. Further, in the one-throw method (III), it is preferable from the viewpoint of mechanical strength that Y is 1 C (CH 3 ) 2 —
- the terminal group of the halogenated bisphenol type phenoxy tree B is generally glycidyl. These terminal groups may be sealed with one or more compounds selected from the group consisting of carboxylic acids, phenols, amines and alcohols. Good.
- the amount of the halogen-based flame retardant used may be an amount sufficient to make the polyethylene terephthalate-based resin flame-retardant, and varies depending on the type of the flame-retardant used, the halogenation rate, the molecular weight, and the like.
- the amount is 1 to 60 parts by weight, more preferably 5 to 45 parts by weight, based on 100 parts by weight of the ethylene terephthalate resin. If the amount is less than 1 part by weight, the flame retardancy is insufficient, and if it exceeds 60 parts by weight, the mechanical strength of the resin composition decreases.
- the epoxy-based compound include, for example, bisphenol X nol type epoxy resin, novolak type epoxy resin, polyvalent aliphatic, alicyclic, aromatic glycidyl ether compound, polyvalent aliphatic, alicyclic Formula, aromatic glycidyl ester compound, epoxy compound obtained by epoxidizing an aliphatic or alicyclic compound having a plurality of unsaturated groups with acetic acid and peroxyacid, polyvalent aliphatic, alicyclic, aromatic glycidylamine And the like.
- the compound may be a halogen-free compound or a halogenated epoxy compound.
- epoxy compound examples include a halogen-free bisphenol A type epoxy resin represented by the following general formula (IV):
- X is a hydrogen atom
- Y is one C (CH 3 ) 2-
- h is the number average degree of polymerization, and is a real number of 0 to 20
- Novolak type epoxy resin represented by the following general formula (V) Novolak type epoxy resin represented by the following general formula (V),
- R is a hydrogen or methyl group
- 1 represents the average degree of polymerization, and represents a real number of 1 to 40
- Alkylene glycol diglycidyl ether such as ethylene glycol diglycidyl ether, propylene glycol diglycidyl ether, tetramethylene glycol diglycidyl ether, neopentyl glycol diglycidyl ether, 1,6-hexanediol diglycidyl ether, polyethylene, etc.
- Borylene glycol diglycidyl ether such as glycol diglycidyl ether, polybutanediol diglycidyl ether, polypropylene glycol diglycidyl ether, polyneopentyl glycol diglycidyl ether, polytetramethylene glycol diglycidyl ether, and resorcinol.
- At least one of X is a halogen atom and the other is a hydrogen atom or a halogen atom, and ⁇ is a C1-C10 alkylene group, an alkylidene group, a cycloalkane group, a carbonyl group, a 10- , One S—, one S 0 2 — or a direct bond, p represents a number average degree of polymerization),
- Halogenated oxy-based compounds such as dine mouth monopentyl glycol diglycidyl ether and the like.
- epoxy compounds particularly preferred are bisphenol A-type epoxy resins, novolak-type epoxy resins, and halogenated bisphenol A-type epoxy compounds or resins.
- the epoxy compounds are used alone or in combination of two or more.
- the carbodiimide compound include diphenyl carbodiimide, dicyclohexylcar positimide, dig 2,6-dimethylphenyl carbodiimide, and pill force rubodiimid.
- Dioctyldecylcarboximid G0-Tolylcarbodiimide, N-Tolyru N '-Huynilcarbodiimid, N-Tolyru N'-Cyclohexylcarposimid, G — Tolylcarbodiimide, di-p-nitophylphenylcarbodiimide, g-p-aminophenylcarbodiimide, g-p-hydro Schiff enyl Cal positive imide, di p- click Rolf enyl Cal positive imide, di- 0- click Rolf enyl Cal positive imide, di 3, 4-dichlorobenzoyl Rolf enyl carbonitrile Diimid, di-1,2,5-dichlorophenyl carbodiimide, p-fuyleneylene bis 0-tolylcarbodiimide, ⁇ -phenylene-bisdicyclohexylcarbodiimide, ⁇ —
- Mono- or di-carbodiimide compounds poly (1,6-hexamethylenecarpositimide), poly (4,4'-methylenebiscyclohexylcarbodiimide), poly (1,3-cyclohexylenecarbodiimide) Boli (4,4 '), Boli (1,4 ⁇ six ⁇ »hexylene calimide), etc.
- Methanecarbodiimide poly (3,3'-dimethyl-4,4, diphenylmethanecarbodiimide), poly (naphthylenecarbodiimide), poly (p-phenylenecarbodiimide), poly m-phenylenecarbodiimide, Bori (triphenylcarbodiimide), Boli (diisopropylphenylenecarbimidide), Boli (py administratorylenecarbodiimide), Boli (triethylphenylenecarbodiimide), Boli ), Etc., and commercially available products include Bayer's Starbuckle I and Starbatasol P. The carpoimide compound is used alone or in combination of two or more.
- (C) epoxy compounds and carbodiimide compounds are used singly or in combination of two or more.
- the amount of addition varies depending on the type, number of functional groups, molecular weight, etc. of the compound.
- the amount is approximately 0.05 to 20 parts by weight, preferably 0.1 to 15 parts by weight, based on 100 parts by weight of the system resin. If the amount is less than 0.05 part by weight, the wet heat resistance of the resin composition is insufficient, and if it exceeds 20 parts by weight, the moldability, mechanical strength and the like are reduced.
- an antimony compound is used for the purpose of enhancing flame retardancy and the like.
- the antimony compounds include antimony trioxide, antimony tetroxide, antimony pentoxide, sodium antimonate, antimony besylate, and the like. These may be used alone or in combination of two or more. And sodium or sodium antimonate are preferred in terms of mechanical strength and the like.
- the amount of the antimony compound to be added is generally 0.1 to 20 parts by weight, preferably 1 to 15 parts by weight, based on 100 parts by weight of the polyethylene terephthalate resin. If the amount is less than 0.1 part by weight, the flame retardancy is insufficient, and if it exceeds 20 parts by weight, the mechanical strength of the resin composition is reduced.
- the flame-retardant polyethylene terephthalate-based resin composition of the present invention further comprises, in addition to the above components, a composition containing (E) a reinforcing filler, that is, a reinforced flame-retardant polyester composition.
- a reinforcing filler that is, a reinforced flame-retardant polyester composition.
- Reinforcing fillers include, for example, glass fiber, carbon male fiber, potassium titanate male fiber, glass beads, glass flake, calcium carbonate, calcium sulfate, barium sulfate, etc., and these may be used alone or in combination of two or more. Used.
- a male reinforcing agent such as glass fiber or carbon fiber is preferable.
- chopped strand glass 8 fiber treated with a sizing agent it is preferable to use chopped strand glass 8 fiber treated with a sizing agent.
- the surface of the male reinforcing agent is treated with a force coupling agent, and a binder may be used.
- an alkoxysilane compound such as 7-aminobutyral triethoxysilane, 7-glycidoxypropyltrimethoxysilane, and the like
- the binder for example, an epoxy resin, a urethane resin, and the like are preferably used. However, it is not limited to these.
- the diameter is preferably about 1 to 20 rn and the length is about 0.01 to 50 mm. If the male fiber length is too short, the effect of strengthening will not be sufficient. Conversely, if it is too long, the surface properties, extrusion processability, and moldability of the molded product will deteriorate.
- the amount of the reinforcing filler to be added is up to 150 parts by weight, preferably up to 2 to 120 parts by weight, more preferably up to 5 to 100 parts by weight, based on 100 parts by weight of the polyethylene terephthalate resin. 100 parts by weight. If the amount of the reinforcing filler exceeds 150 parts by weight, the extrudability and the formability are reduced.
- the polyethylene terephthalate-based resin having the produced ethylene terephthalate unit as a main component, (D) an antimony-based compound, and (E) a reinforcing filler each have the same compounds and the same amounts as those described in the first invention. be able to.
- the ( ⁇ ′) halogen-based flame retardant having two or more epoxy groups in the molecule used in the second invention of the present invention is characterized by the effects of the ( ⁇ ) component and the (C) component in the first invention. It is used for the purpose of simultaneously improving flammability and wet heat resistance.
- Specific examples of the halogen-based flame retardant include, for example, halogenated bisphenol type epoxy compounds or resins represented by the following general formula (VII).
- X is a halogen atom and the other is a hydrogen atom or a halogen atom
- Y is a C1-C10 alkylene group, an alkylidene group, a cycloalkane group, a carbonyl group, a 10-, One S—, —S 0 2— , or direct combination, q indicates number average degree of polymerization
- Halogenation rate of the halogenated Bisufuyunoru type epoxy resin is the 1 0 wt 3 ⁇ 4 than, preferably 2 0 wt 1 ⁇ 2 or more, more preferably 2 5% by weight or more in which c halogenation ratio is less than 1 0 weight 3 ⁇ 4 In this case, the flame retardancy is insufficient, which is not preferable.
- C The epoxy equivalent of the halogenated bisphenol-type epoxy resin is preferably from 700 to 600. If the epoxy equivalent is less than 700, the fluidity may decrease. If the epoxy equivalent exceeds 600, the wet heat resistance decreases, which is not preferable.
- X is a bromine atom from the viewpoint of flame retardancy. More preferably, X is a prime atom.
- the halo of the halogen-based flame retardant having two or more epoxy groups in the molecule ( ⁇ ′) in the second invention varies depending on the halogenation rate, molecular weight, etc. of the compound, but the flame retardant of the polyethylene terephthalate-based resin is Enough to make it The amount is approximately 1 to 60 parts by weight, preferably 5 to 55 parts by weight, based on 100 parts by weight of the phthalate resin.
- the added amount is 1 part by weight, the flame retardancy and wet heat resistance are insufficient, and if it exceeds 60 parts by weight, the moldability, mechanical strength, etc. are reduced.
- (F) at least one kind of inorganic compound selected from the group consisting of a silicate compound and a silicic acid is used, so that a high cycle molding in molding by injection molding or the like is achieved.
- Formability and moldability, which are added to the requirements of the above, can be provided.
- the silicate compound is a compound having a chemical composition of powder, granule, needle, plate or the like containing S i 0; units, and is synthesized even if it is natural.
- magnesium silicate aluminum silicate, calcium silicate, talc, myriki, wollastonite, ryorin, diatomaceous earth, bentonite, clay and the like.
- talc mica, kaolin, and wollastonite are preferred.
- Such inorganic compounds can be used alone or in combination of two or more.
- the amount of the inorganic compound to be added is generally 0.1 to 60 parts by weight, preferably 1 to 50 parts by weight, more preferably 2 to 40 parts by weight, based on 100 parts by weight of the polyethylene terephthalate resin. Parts by weight. If the amount is less than 0.1 part by weight, the effect of imparting moldability and releasability is small, and if it exceeds 60 parts by weight, the mechanical strength of the resin composition decreases.
- the starvation property can be further improved and the gloss of the surface of the molded article can be improved.
- the moldability and surface gloss in a low-temperature mold can be improved.
- the said binding B 3 ⁇ 4 accelerator polyethylene glycol, polyethylene propylene glycol one Le, polyethylene (ethylene oxide ⁇ propylene oxide) Bed D click and Nomata random copolymer, polyethylene tetramethylene glycol, of Bisufuyunoru acids
- Polyalkylene glycols such as a polyethylene oxide addition polymer, a propylene oxide addition polymer of bisphenols, and a tetrahydrofuran addition polymer of bisphenols, and their terminal epoxy-modified compounds and terminal ester-modified compounds.
- Aliphatic glycolesters such as polyalkylene glycols, poly- ⁇ -caprolactone, polyethylene terephthalate, polyethylene terephthalate, polyethylene terephthalate, polyhexamethylene terephthalate, polyethylene naphthalate, polybutylene Polyester oligomers such as naphthalate and polysic ⁇ hexane dimethylene terephthalate, or polyester units thereof, and the following general formula (VIII)
- R 1 is an alkyl group having 2 to 5 carbon atoms
- k is an integer of 5 or more
- k R 1 may be different.
- Z represents a divalent linking group or a direct bond
- X and y are each an integer of 1 or more
- X + y is an integer of 3 or more.
- X and y R 2 may be different from each other
- a polyester-polyester copolymer having a glass transition temperature lower than that of a polyethylene terephthalate-based resin which comprises a polyether unit having a molecular weight of 400 or more represented by the following formula: poly (ethylene terephthalate) -poly ( ⁇ -caprolactone) Polyethylene terephthalate such as polytetramethylene glycol-polypropylene ⁇ -force prolactone copolymer, etc.
- Polyethylene terephthalate such as polytetramethylene glycol-polypropylene ⁇ -force prolactone copolymer, etc.
- Polyethylene terephthalate such as polytetramethylene glycol-polypropylene ⁇ -force prolactone copolymer, etc.
- Polyethylene terephthalate such as polytetramethylene glycol-polypropylene ⁇ -force prolactone copolymer, etc.
- a polyester-polyether copolymer is preferable from the viewpoint of mechanical strength, heat resistance, blooming property and the like.
- the polyester unit of the copolymer a polyethylene terephthalate unit and a borial alkylene terephthalate unit having a Z or tetramethylene terephthalate unit as a main component are preferred from the viewpoints of mechanical strength, fluidity, and the like.
- the polyether unit is a unit represented by the general formula (VIII) and Z or one-branch (IX).
- R 1 in the general formula (VIII) include, for example, ethylene
- R 2 in the single-arm (IX) include, for example, ethylene, propylene, isopropylene, and tetramethylene groups.
- Specific examples include divalent linking groups such as -C (CH,) a- 1, -CH, one, one S-, -SO, one, one CO-, or a direct bond. .
- k in the general formula (VIII) is an integer of 5 or more
- — X and y in the crotch formula (IX) are an integer of 1 or more
- x + y is 3 or more.
- the molecular weight of the polyether unit is more preferably from 600 to 600, and still more preferably from 800 to 300. If the molecular weight is less than 400, the effect of improving the molding properties of the flame-retardant resin composition and the surface gloss of the molded product is small, and if it exceeds 600, it becomes difficult to obtain a high-quality polymer. It is not preferable to add it to the flammable resin composition, because it causes a decrease in mechanical strength and the like.
- polyether unit examples include polyethylene glycol, polybutene pyrene glycol, polytetramethylene glycol, poly (ethylene oxide 'propylene oxide) copolymer, and poly (ethylene oxide' propylene oxide 'tetrahydrofuran).
- Residues such as copolymers and addition polymers of bisphenols such as bisphenol A and bisphenols such as ethylene oxide, propylene oxide, and alkylene oxide addition polymers such as tetrahydrofuran. These are used singly or in combination of two or more kinds. Particularly, when one or more kinds of the polyether units represented by the general formula (IX) are used, heat stability and the obtained flame-retardant resin composition can be used at a low temperature.
- the copolymerization amount of the polyether unit in the copolymer is 3 to 60% by weight, preferably 20 to 55% by weight, more preferably 25 to 50% by weight, based on 100% by weight of the obtained copolymer. 550 weight ⁇ . If the amount is less than 3% by weight, the moldability and surface gloss when molded with a low-temperature mold are insufficient, and if the amount exceeds 60% by weight, the mechanical strength and wet heat resistance of the molded body tend to decrease. There is.
- the copolymer has an intrinsic viscosity of 0.30 to 2.00 d1 Zg, preferably 0.40 to 8 d1 g, and more preferably 0.50 to 50 dl. Z g.
- the intrinsic viscosity is 0.35 d 1
- the heat resistance of the obtained flame-retardant resin composition decreases
- the intrinsic viscosity exceeds 2.0 d
- the dispersibility decreases and the obtained flame-retardant resin
- the mechanical strength of the composition to decrease.
- the amount of the crystallization accelerator varies depending on the type and molecular weight of the crystallization accelerator, it is generally 0.05 to 50 parts by weight based on 100 parts by weight of the polyethylene terephthalate resin.
- a low molecular weight crystallization accelerator such as polyalkylene glycols, aliphatic polyesters, and plasticizers
- 0.05 to 30 parts by weight, the above-mentioned polyester-polyether copolymer or polyester oligomer In the case of a polyester-aliphatic polyester copolymer or the like, the amount is 0.5 to 50 parts by weight.c
- the addition amount of the polyester-polyether copolymer preferably 1 to 40 parts by weight, more preferably 2 to 35 parts by weight.
- Addition i is the above lower limit If the amount is less than the above, the releasability and surface gloss in a low-temperature mold are insufficient, and if the amount exceeds the above upper limit, the mechanical strength, heat resistance, wet heat resistance, etc. of the flame-retardant resin composition decrease. I don't like it.
- preferred embodiments include, for example, resin compositions comprising the following combinations.
- (B) at least one 1-60 weight parts selected from the group consisting of halogenated polystyrene-based resins and halogenated polystyrene-methylstyrene-based resins represented by the above-mentioned one-branch type (I),
- the flame-retardant polyethylene terephthalate-based resin composition is composed of a flame retardant and moist heat resistant resin, suppresses a decrease in mechanical strength due to the addition of the component (B), and further improves a decrease in fluidity. It is preferable in that a resin composition having a good appearance is obtained.
- (B) 1 to 60 parts by weight of at least one selected from the group consisting of a halogenated polystyrene-based resin and a halogenated polymethylstyrene-based resin represented by the above-mentioned one-branch type (I),
- the flame-retardant polyethylene terephthalate-based resin composition is preferred because it can improve the wet heat resistance without lowering the mechanical strength and fluidity. However, if the content of (C) is too large, the strength and the surface appearance of the molded article tend to decrease.
- Embodiment 3 is a diagrammatic representation of Embodiment 3
- X is a halogen atom and the other is a hydrogen atom or a halogen atom
- Y is a C1-10O alkylene group, an alkylidene group, a cycloalkane group, a carbonyl group, a 10-, a 1-S —, -S 0 2 1 or direct combination
- r indicates a real number less than 1 2 in number average degree of polymerization
- the flame-retardant polyethylene terephthalate-based resin composition is preferred because it can improve the mechanical strength, the heat stability, the appearance of the molded product, and the wet heat resistance.
- the softening point of (B) is low, the strength and the appearance of the molded product surface tend to decrease, and when the softening point is high, the appearance and wet heat resistance tend to decrease.
- Implementation 4 (A) 100 parts by weight of a polyethylene terephthalate-based resin containing ethylene terephthalate units as a main component produced using a germanium-based compound as a catalyst,
- (B) A halogenated bisphenol type epoxy resin having a skeleton represented by the general formula (X), a halogenation ratio of 10% by weight or more, and a softening point of 85 to 195. 1 ⁇ 60 weight capital,
- the flame-retardant polyethylene terephthalate-based resin composition consisting of consists of the component (B), which suppresses the decrease in fluidity, improves the mechanical strength, fluidity, appearance of the molded product, and improves wet heat resistance. Is preferred. However, there is a tendency that the low softening point and the strength and molding surface appearance of the (B) is lowered, Ru tended to decrease is high, the appearance and moist heat resistance 0
- X is a halogen atom and the other is a hydrogen atom or a halogen atom
- Y is C 1 to: L0 ⁇ alkylene group, alkylidene group, cycloalkane group, carbonyl group, 10-,
- S—, —SO, — or direct antagonist, s is the number average degree of polymerization Indicates real numbers of 1 2 or more
- the flame-retardant polyethylene terephthalate-based resin composition is preferred because it has good wet heat resistance and also has good flame retardancy when formed into a thin-walled molded article having a thickness of 1/32 inch. However, if the number average degree of polymerization of (B) is small, the flame retardancy of a thin molded article may be insufficient.
- the flame-retardant polyethylene terephthalate-based resin composition is preferred because it has good wet heat resistance and good flame retardancy even in a thin molded article. However, if the number average degree of polymerization of (B) is small, the flame retardancy of a thin molded article may be insufficient.
- (C) a halogenated epoxy compound having a skeleton represented by the following general formula (XII), a halogenation ratio of 10% by weight or more, and an epoxy equivalent of 700 to 2500,
- X is at least one halogen atom
- Y is a C1-C10 alkylene group, an alkylidene group, a cycloalkane group, a carbonyl group, — 0—, one s—, —S 0 2
- the weight ratio (B) / (C) to (C) is 80/20 to 5 to 95, and the component (C) is 4 parts by weight or more, and the component (D) is 0.1 to 20 weight
- a flame retardant polyethylene terephthalate-based resin composition characterized in that the component (E) is from 0 to 150 parts by weight. It is preferable in that the properties are improved. However, if the epoxy equivalent is small, the moldability tends to decrease, and if it is too large, the wet heat resistance tends to decrease.
- Embodiment 8 is a diagrammatic representation of Embodiment 8
- X is at least one halogen atom
- Y is C 1-(: 10 alkylene group, alkylidene group, cycloalkane group, carbonyl group, 10-, —S-, or —SD, , U indicates an average degree of polymerization of 12 or more and 150 or less
- X is at least 5 halogen atoms
- Y is C 1 -C 10 ⁇ alkylene group, alkylidene group, cycloalkane group, carbonyl group, 10-, 1 S-, or 1 S 0, 1, V Indicates the average degree of polymerization
- the flame retardant polyethylene terephthalate resin composition which is characterized in that the component (E) is 0 to 150 parts by weight, imparts flame retardancy and wet heat resistance without a decrease in mechanical strength. preferable. However, when the epoxy equivalent is small, the moldability tends to decrease, and when it is too large, the wet heat resistance tends to decrease.
- Embodiment 9 is a diagrammatic representation of Embodiment 9:
- X is a least one ⁇ is a halogen atom
- Y is an alkylene group of C 1 ⁇ C10, alkylidene group, consequent ⁇ alkane group, a carbonyl group, over 0,
- W indicates number average degree of polymerization
- the flame-retardant polyethylene terephthalate-based resin composition is preferred because of its excellent wet heat resistance and fluidity. However, if the epoxy equivalent is small, the moldability tends to decrease, and if it is too large, the wet heat resistance tends to decrease.
- 0.1 to 60 parts by weight of (F) one or more inorganic compounds selected from the group consisting of silicic acid salt compounds and silicic acid is added to the combination as described above, and the mixture is molded by injection molding or the like. It is preferable in terms of imparting sufficient formability, moldability and moldability to the demand for a high cycle molding at the time of molding.
- the moldability and surface gloss can be improved even when molded with a low-temperature mold. It is preferable because it can be performed.
- the flame retardant polyethylene terephthalate-based resin composition of the present invention may further contain a heat stabilizer such as an antioxidant, if necessary.
- a heat stabilizer such as an antioxidant
- examples of the stabilizer include pentaerythrityl-tetrakis [3- (3,5-di-tert-butyl-4-hydroxyphenyl) propionate], octadecyl-3- (3,5-di-tert-butyl-14-hydroxyphenyl) ) Propionate, 3,5-trimethyl-2,4,6-tris (3,5-di-tert-butyl 4-hydroquinbenzyl) benzene, n-octadecyl 3- (3 ', 5'-di-tert-butyl) 4'-hydroxyfe Nyl) propionate, N, ⁇ '-bis-3- (3 *, 5'-t-butyl-4-hydroxyphenyl) Bropionylhexamethylenediamine, tris
- the flame-retardant polyethylene terephthalate-based resin composition of the present invention further comprises a known and commonly used ultraviolet absorber, light stabilizer, lubricant, mold release agent, plasticizer, nucleating agent, pigment, dye, and belt! :
- Additives such as inhibitors, dispersants, compatibilizers, and antibacterial agents can be used alone or in combination of two or more. Further, other flame retardants, flame retardant assistants, and inorganic compounds may be used in combination.
- the flame-retardant polyethylene terephthalate-based resin composition of the present invention further comprises any other thermoplastic or thermosetting resin, for example, polyethylene terephthalate, as long as the flame retardancy, mechanical properties, moldability, etc. are not impaired.
- Saturated or unsaturated polyester resins liquid crystal polyester resins, polyester ester elastomer resins, polyether ether elastomer resins, polyolefin resins, polyamide resins, polycarbonates Resin, rubbery polymer reinforced styrene resin, borifene disulfide sulfide resin, borifene diene ether resin, polyacetal resin, borosulfone resin, polyarylate resin, etc., alone or in combination of two or more May be added.
- the method for producing the flame-retardant polyethylene terephthalate resin composition of the present invention is not particularly limited. For example, after mixing the above-mentioned components uniformly in advance, the mixture is supplied to a single-screw or multi-screw extruder, and then melted and mixed with TC to form pellets. Is done. Two
- the method of molding the flame-retardant polyethylene terephthalate resin composition produced by the present invention is not particularly limited, and molding methods generally used for thermoplastic resins, namely injection molding, blow molding, Extrusion molding, sheet molding, roll molding, breath molding, calendar molding, melt casting, film molding, spinning, and other molding methods are applicable.
- part means parts by weight and “ ⁇ j” means weight 9%, unless otherwise specified.
- the obtained pellet-shaped resin composition was dried at 140 using a hot air drier for 4 hours, and the pre-heating time was set at 28 0 according to JIS K-7210, with a set temperature of 280.
- the method B flow was measured from 5 minutes to 15 minutes.
- Fluidity evaluation condition 2 Preheating time 10 minutes
- the resulting resin composition was dried at 14 O'C for 4 hours using a hot air dryer, and then molded using a 50 t injection molding machine at a cylinder temperature of 27 O'C. And a thickness of 14 inches (width 12 mm; length 127 mm) par, thickness 1 inch 16 inches (width 12 mm, length 127 mm) bar, thickness 1Z32 inch (width 12 mm, length A bar or ASTM No. 1 dumbbell sample was obtained and subjected to the following physical property measurements.
- test piece (dumbbell or 14-inch bar) with saturated water vapor for 30 hours or 40 hours with 121
- tensile strength or bending strength is evaluated, and the retention rate for the same sample before the treatment ( %).
- the bar and dumbbell were heated for 2 or 4 hours in a hot air circulating oven maintained at 15 O'C, and the surface of the dumbbell was visually observed and evaluated according to the following criteria. Appearance evaluation condition after heating 1: heating for 2 hours
- Appearance evaluation condition after heating 2 heating for 4 hours
- the shortest cooling time (seconds) for forming a 14-inch bar (width: 12 mm; length: 127 mm) without forming dents, deformation, or deformation due to the protruding pins and obtaining a molded body with good appearance It was evaluated by [limit cooling time]. The shorter the cooling time, the better the high cycle formability.
- the molding was performed by drying the obtained resin composition at 140 at 4 o'clock or more, and then using a 5 Ot injection molding machine at a cylinder temperature of 300 and a mold temperature of 14 O'C or The temperature was set to 12 O'C, the injection holding pressure was kept constant, and the cooling time was changed.
- Moldability evaluation condition 2 Mold temperature 1 20 'C
- the obtained resin composition was dried at 14 O'C for 4 hours or more, it was heated at a cylinder temperature of 270 with a 50 t injection molding machine and a flat plate at a mold temperature of 9 O'C (thickness 2 mm, length and width 1 mm). 2 Omm), and the surface gloss was visually observed and evaluated according to the following criteria.
- C-1 Bisphenol A type epoxy (Epico 828: manufactured by Yuka Shell Evoxy Co., Ltd .: Epoxy equivalent: 1 89); Polyfunctional epoxy compound (1) (C-12) Novolak type epoxy (Epico 1 57 S 70: Yuka Shell Epoxy Co., Ltd .: Epoxy equivalent 210: polyfunctional epoxy compound (2) (C-I-3) Aromatic boron imide (Stabatafur P: Bayer K.K.) (C-4) Number average degree of polymerization is 2.7, bromine content is about 52%, epoxy equivalent is about 2
- Tetrabromobisphenol A-type epoxy compound (5) (C-5) Number average degree of polymerization is about 9, bromine content is about 533 ⁇ 4, epoxy equivalent is about
- Phenolic antioxidant Asahi Denka Co., Ltd.
- PTFE means polytetrafluoroethylene resin (Polyflon F104: Daikin Industries, Ltd.).
- G Polyester-polyester copolymer was obtained as a crystallization accelerator by the following method.
- Polyethylene terephthalate oligomer (average number of ethylene terephthalate units: about 5 to 8) produced using germanium dioxide as a catalyst was mixed with 350 Og of bisphenol A ethylene oxide having an average molecular weight of about 100,000.
- 150 g of the polymer and 25 g of the phenolic antioxidant (ADK STAB AO-60) were put into a 10-liter autoclave (manufactured by Japan Pressure Glass) and stirred under a nitrogen stream. Then, the temperature was raised to 290 ° C., and the pressure was reduced to 133 Pa or less. After reaching 13 Pa or less, the mixture was stirred for 3 hours, and then returned to normal pressure with nitrogen to terminate the polymerization, thereby obtaining a copolymer (1).
- the intrinsic viscosity of the obtained copolymer was 0.7 d 1.
- Example 9 In the same manner as in Example 9 with the composition shown in Table 2, a tree B composition was obtained. Table 2 shows the evaluation results. For comparison, the evaluation results of Example 1 are also shown.
- Resins were prepared in the same manner as in Examples 1 and 9 except that they were mixed in the proportions shown in Tables 3 and 4. A composition was obtained. Tables 3 and 4 show the evaluation results.
- a resin composition was obtained in the same manner as in Example 17 using the composition shown in Table 5.
- Table 5 shows the evaluation results. For the sake of comparison, the evaluation results of Example 8 are also shown.
- Table 5 shows that the addition of the copolymer (1) or (2) provides good surface gloss even when molded in a low-temperature mold.
- test time 30 hr, evaluation-tensile strength
- the barrel temperature was 26 O 'with a twin screw extruder with a TEX 44 vent manufactured by Nippon Steel Works, Ltd. Set to C and put in from hopper. Furthermore, a resin composition was obtained from the side feeder of the same extruder by introducing (E-1) 52 glass moth fibers and performing melt extrusion, and the evaluation results are shown in Table 6.
- a resin composition was obtained in the same manner as in Example 23 using the composition shown in Table 6.
- Table 6 shows the evaluation results.
- a resin composition was obtained using the compositions shown in Table 7 in the same manner as in Example 30. Evaluation results See Table 7. For comparison, the evaluation result of Example 23 is also shown.
- a certified composition was obtained in the same manner as in Examples 23 and 30, except that the components were mixed at the ratios shown in Tables 8 and 9. Tables 8 and 9 show the evaluation results.
- Example 10 shows the evaluation results. For comparison, the evaluation results of Examples 23 and 30 are also shown. Table 10 shows that the addition of the copolymer (1) or (2) provides good surface gloss even when molded with a low-temperature mold. [Table 6] Loss ⁇
- a resin composition was obtained in the same manner as in Example 41 using the composition shown in Table 11.
- Table 11 shows the evaluation results.
- a resin composition was obtained using the compositions shown in Table 12 in the same manner as in Example 46.
- Table 12 shows the evaluation results.
- Resin compositions were obtained in the same manner as in Examples 41 and 46 using the compositions shown in Tables 13 and 14. The evaluation results are shown in Tables 13 and 14.
- a resin composition was obtained in the same manner as in Example 53 using the composition shown in Table 15.
- Table 15 shows the evaluation results.
- Example 4 Resin compositions obtained in 3, 48 and 55 (Examples 58 to 60), and resin compositions obtained by removing the antimony compound and the polyfunctional epoxy compound (A) from these resin compositions The products (Comparative Examples 37 to 39) were evaluated for discoloration during molding.
- Molding performance "Limited cooling time”: Release condition evaluation condition 1: Mold temperature-10 ⁇ *: Molded product could not be obtained [Table 15]
- a resin composition was obtained in the same manner as in Example 61 using the composition shown in Table 16.
- Table 16 shows the evaluation results.
- a twin-screw extruder with a vent (TEX44: manufactured by B Co., Ltd. M Co., Ltd.), in which 0.35 parts of a phenolic antioxidant has been dry-blended in advance, and the cylinder temperature has been set to 260, hopper And ( ⁇ -1) 50 parts of glass sensitivity were added in the middle and melt-extruded to obtain a resin composition.
- Table 16 shows the evaluation results. [Example 67 to 2]
- Resin compositions were obtained using the compositions shown in Tables 18 and 19 in the same manner as in Examples 61 and 66.
- Tables 18 and 19 show the evaluation scores.
- Resin compositions were obtained in the same manner as in Example 73 using the compositions shown in Table 20.
- Table 20 shows the evaluation results.
- the evaluation results of Examples 63 and 68 are also shown.
- Molded product surface appearance Appearance evaluation condition after heating 1: heating for 2 hours [Table 17]
- Molded product surface appearance Appearance evaluation conditions after heating 1; 2 hours heating
- Molded product surface appearance Appearance evaluation conditions after heating 1; 2 hours heating
- a resin composition was obtained in the same manner as in Example 78 using the composition shown in Table 21. However, the evaluation results are shown in Table 21.
- a resin composition having the composition shown in Table 22 was obtained in the same manner as in Example 83.
- Table 22 shows the evaluation results.
- a resin composition having the composition shown in Table 25 was obtained in the same manner as in Example 90.
- Table 25 shows the evaluation results. It can be seen that by adding the copolymer (1) or (2), the surface gloss is good even when molded with a low-temperature mold.
- Example 7 The resin compositions obtained in 8, 85 and 92 (Examples 95 to 97), and the resin compositions obtained by removing the antimony compound and the polyfunctional epoxy compound (1) from these resin compositions ( Evaluation of the discoloration during molding of Comparative Examples 62 to 64) was performed.
- the resin composition of the example showed almost no discoloration up to an injection speed of 80 °, and only a slight discoloration (yellowing) near the gate at 80 °, whereas the comparative example did not.
- discoloration was already observed at 40%, and at 60% or more, discoloration was observed on almost the entire surface centering around the gate.
- a resin composition having the composition shown in Table 26 was obtained in the same manner as in Example 98.
- Table 26 shows the evaluation results.
- a resin composition having the composition shown in Table 27 was obtained in the same manner as in Example 103.
- Table 27 shows the evaluation results.
- the evaluation results of Example 98 are also shown for convenience of comparison.
- Method B flow Flowability evaluation condition 1; Preheating time-5 minutes
- Moldability “Limiting cooling time”: Evaluation condition of moldability 1; Mold temperature : 10 e C [Table 30] Hodai ⁇ 1
- a resin composition was obtained using the compositions shown in Table 31 in the same manner as in Example 115.
- Table 31 shows the evaluation results.
- Resin compositions were obtained in the same manner as in Example 12 1 using the compositions shown in Table 32.
- Table 33 shows the evaluation results.
- the evaluation results of Example 115 are also shown.
- Tables 33 and 34 show the evaluation results. As is clear from comparison between Examples 31 and 32 and Comparative Examples 33 and 34, all of the compositions of the present invention have excellent flame retardancy, high flowability, and high flowability. It can be seen that it is possible to provide a molded article having tensile strength, excellent humid heat and heat resistance, no bleeding of the flame retardant even after heat treatment, and excellent appearance. Furthermore, it can be seen that the use of a specific inorganic compound is also convenient for moldability.
- a resin composition was obtained in the same manner as in Example 126 using the composition shown in Table 35.
- Table 35 shows the evaluation results. For comparison convenience, from Example 1 1 5, 1 2 1 rating ⁇ c Table 35 also indicate, by adding the copolymer (1) or (2), when molded at low temperature mold However, it can be seen that the surface gloss is good.
- test time 30 hours, evaluation-bending strength
- A-7 Polyethylene terephthalate (7) 100
- Method B flow fluidity evaluation condition 3; preheating time-15 minutes
- F-1 Talc 8 8 8 8 10 copies F-2 My strength 70
- Tin-tel antioxidant 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 0.35 Flame retardant (UL-94) 1/16 inch V-0 V-0 notV V-0 notV
- Method B flow fluidity evaluation condition 3; preheating time-15 minutes
- F-1 Talc 8 5 10 parts
- G Copolymer (1) 9 18 9
- a resin composition was obtained in the same manner as in Example 130 using the composition shown in Table 36.
- Table 36 shows the evaluation results.
- a resin composition having the composition shown in Table 37 was obtained in the same manner as in Example 13 36.
- Table 37 shows the evaluation results. For comparison, the evaluation results of Example 130 are also shown.
- Resin compositions were obtained in the same manner as in Examples 130 and 136 using the compositions shown in Tables 38 and 39. Tables 38 and 39 show the evaluation results.
- a resin composition was obtained in the same manner as in Example 141 using the composition shown in Table 40.
- Table 40 shows the evaluation results. For the sake of comparison, the evaluation results of Examples 130 and 136 are also shown.
- ⁇ Table 40 shows that even when the copolymer (1) or (2) was added, it could be molded in a low-temperature mold. It can be seen that the surface gloss is good.
- A-5 Polyethylene terephthalate 10 100 100 100 100 100 100 100 50 ⁇ -6: ⁇ : Polyethylene phthalate (6) DO
- A-5 Polyethylene terephthalate 7 taltes (5) 100 100 100 100 100 100 100 100 A-6: Polyethylene terephthalate (6) 100
- Method B flow Flowability evaluation condition 3: Preheating time-15 minutes
- Moldability evaluation condition 2 Mold temperature-1 2 or [Table 38 3 Comparative examples
- Comparative resin composition 87 QQ 90 Distribution-5 Retylene (Lephthalate etc.) 100 100
- Component B ⁇ 12 mi-gen compound: Noxy resin (5) 30
- Method B flow Flowability evaluation condition 3: Preheating time-15 minutes
- Comparative resin composition 91 92 93 94 95 96 Arrangement A-5 Polyethylene terephthalate (5) 100 100 100 100 100 100 100
- E-1 Glass fiber 50 50 50 50 20 50
- F-1 Talc 8 8 8 8 10 copies
- F-2 My strength 70
- Test time 30 hr, evaluation-bending strength
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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EP96905017A EP0763567A4 (en) | 1995-03-10 | 1996-03-07 | POLYETHYLENE TEREPHTHALATE FLAME RETARDANT RESIN COMPOSITIONS |
CA002189325A CA2189325A1 (en) | 1995-03-10 | 1996-03-07 | Flame-retardant polyethylene terephthalate resin compositions |
US08/732,440 US5866672A (en) | 1995-03-10 | 1996-03-07 | Flame retardant polyethylene terephthalate resin composition |
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JP07970495A JP3215284B2 (ja) | 1995-03-10 | 1995-03-10 | 難燃性ポリエチレンテレフタレート系樹脂組成物 |
JP7/79705 | 1995-03-10 | ||
JP07970695A JP3215286B2 (ja) | 1995-03-10 | 1995-03-10 | 難燃性ポリエチレンテレフタレート系樹脂組成物 |
JP7/79703 | 1995-03-10 | ||
JP07970195A JP3215281B2 (ja) | 1995-03-10 | 1995-03-10 | 難燃性ポリエチレンテレフタレート系樹脂組成物 |
JP7/79706 | 1995-03-10 | ||
JP7/79702 | 1995-03-10 | ||
JP07970295A JP3215282B2 (ja) | 1995-03-10 | 1995-03-10 | 難燃性ポリエチレンテレフタレート系樹脂組成物 |
JP07970595A JP3215285B2 (ja) | 1995-03-10 | 1995-03-10 | 難燃性ポリエチレンテレフタレート系樹脂組成物 |
JP07970395A JP3215283B2 (ja) | 1995-03-10 | 1995-03-10 | 難燃性ポリエチレンテレフタレート系樹脂組成物 |
JP7/79701 | 1995-03-10 | ||
JP7/79704 | 1995-03-10 | ||
JP18066695A JP3146132B2 (ja) | 1995-06-22 | 1995-06-22 | 難燃性ポリエチレンテレフタレート系樹脂組成物 |
JP7/180666 | 1995-06-22 | ||
JP24469595A JP3212848B2 (ja) | 1995-09-22 | 1995-09-22 | 難燃性ポリエチレンテレフタレート系樹脂組成物 |
JP7/244695 | 1995-09-22 | ||
JP7/254040 | 1995-09-29 | ||
JP25404095A JP3155178B2 (ja) | 1995-09-29 | 1995-09-29 | 難燃性ポリエチレンテレフタレート系樹脂組成物 |
JP7/286628 | 1995-10-06 | ||
JP28662895A JP3146142B2 (ja) | 1995-10-06 | 1995-10-06 | 難燃性ポリエチレンテレフタレート系樹脂組成物 |
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US (1) | US5866672A (ja) |
EP (1) | EP0763567A4 (ja) |
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CN1108344C (zh) * | 1996-10-08 | 2003-05-14 | 钟渊化学工业株式会社 | 防静电性阻燃聚酯类树脂组合物 |
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- 1996-03-07 CA CA002189325A patent/CA2189325A1/en not_active Abandoned
- 1996-03-07 EP EP96905017A patent/EP0763567A4/en not_active Withdrawn
- 1996-03-07 US US08/732,440 patent/US5866672A/en not_active Expired - Fee Related
- 1996-03-07 WO PCT/JP1996/000552 patent/WO1996028512A1/ja not_active Application Discontinuation
- 1996-03-07 CN CN96190457A patent/CN1076366C/zh not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
---|---|
US5866672A (en) | 1999-02-02 |
CN1153522A (zh) | 1997-07-02 |
EP0763567A1 (en) | 1997-03-19 |
CA2189325A1 (en) | 1996-09-19 |
CN1076366C (zh) | 2001-12-19 |
EP0763567A4 (en) | 1999-12-15 |
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