WO2005040278A1 - ポリトリメチレンテレフタレート強化樹脂組成物 - Google Patents
ポリトリメチレンテレフタレート強化樹脂組成物 Download PDFInfo
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- WO2005040278A1 WO2005040278A1 PCT/JP2004/016008 JP2004016008W WO2005040278A1 WO 2005040278 A1 WO2005040278 A1 WO 2005040278A1 JP 2004016008 W JP2004016008 W JP 2004016008W WO 2005040278 A1 WO2005040278 A1 WO 2005040278A1
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- polytrimethylene terephthalate
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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
- C08L67/03—Polyesters derived from dicarboxylic acids and dihydroxy compounds the dicarboxylic acids and dihydroxy compounds having the carboxyl- and the hydroxy groups directly linked to aromatic rings
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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
-
- 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
- C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
- C08K3/013—Fillers, pigments or reinforcing additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L101/00—Compositions of unspecified macromolecular compounds
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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
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
Definitions
- the present invention relates to a polytrimethylene terephthalate-reinforced resin composition having excellent appearance, high rigidity and high surface hardness, and a molded article containing the same. More specifically, the obtained molded article has a good appearance, and has excellent mechanical strength, rigidity, surface hardness, dimensional stability, hydrolysis resistance, and chemical resistance, and is a polytrimethylene terephthalate reinforced resin composition. It relates to products used in bathrooms, washrooms, toilets, and kitchens, such as wash counters, kitchen counters, bathtubs, washbasins, handwash balls, and toilet counters.
- thermosetting resin products are manufactured by molding methods such as press molding and cast molding.
- thermosetting resin products are hardened, there is almost no possibility of recycling, and at present, landfilling is the main disposal method. However, it is difficult to reduce the volume of the molded article at the time of disposal, and this poses a major problem in terms of disposal methods.
- thermoplastic resin products replacing thermosetting resin products are attracting attention.
- the required properties are that the molded product must have good appearance, excellent mechanical strength and rigidity, as well as strict performance such as surface hardness, dimensional stability, hydrolysis resistance, and chemical resistance.
- polybutylene terephthalate, polybutylene terephthalate and polyethylene terephthalate A composition comprising a polyester resin such as a phthalate mixture, an epoxidized compound, an inorganic filler, and a catalyst compound, improves the hydrolysis stability and melt viscosity stability, which are the drawbacks of polyester. Polyester is being studied (see Patent Document 1).
- a heat-resistant composition is obtained by blending a polyester resin such as polyethylene terephthalate and polybutylene terephthalate, an epoxy resin obtained by cresidyl etherification of a linear high molecular weight cresol novolac having a specific number average molecular weight, and a fiber reinforcing material.
- the resin composition in which the inorganic filler is blended with the polybutylene terephthalate resin not only has a poor appearance of the molded product, but also has a large warpage when molded by injection molding. There is a problem that stability is low. In addition, it is difficult to perform normal injection molding of a polyethylene terephthalate reinforced resin composition at a mold temperature of 100 ° C. or less, and it is not possible to obtain a molded product having good V and appearance.
- the reinforced polytrimethylene terephthalate resin composition is particularly excellent in mechanical properties, weather resistance, heat aging resistance, and product appearance, and has the property that a filler can be added at a high concentration.
- a polytrimethylene terephthalate reinforced resin composition having improved mechanical properties without impairing the resin composition has been studied. (See Patent Documents 4 and 5).
- the resin may float on the surface of the glass fiber, and Problems such as impairment of surface hardness and surface appearance due to unevenness along the surface cause problems such as the above-mentioned pottery substitutes such as bathrooms, washrooms, toilets, washbasins in kitchens, handwashers and countertops, etc. Higher levels of appearance, surface hardness, dimensional stability, hydrolysis resistance, and chemical resistance have not yet been achieved, and further improvements are needed. ing.
- Patent Document 1 Japanese Patent Application Laid-Open No. 05-209117
- Patent Document 2 JP-A-06-212065
- Patent Document 3 JP 2002-129027 A
- Patent Document 4 JP-A-47-3444
- Patent Document 5 WO2002Z090435
- An object of the present invention is to provide a product which can be used in bathrooms, washrooms, toilets, kitchens, such as wash counters, kitchen counters, bathtubs, wash bowls, hand wash balls, and toilet counters.
- a polytrimethylene terephthalate-reinforced resin composition having an extremely good appearance, excellent in mechanical strength, rigidity, surface hardness, dimensional stability, hydrolysis resistance, and chemical resistance, and a molded article using the same. It is in.
- the present inventors have prepared a polytrimethylene terephthalate resin (A1), a thermoplastic resin (A2), an epoxy resin (B), and a crystalline inorganic filler (C).
- A1 polytrimethylene terephthalate resin
- A2 thermoplastic resin
- B epoxy resin
- C crystalline inorganic filler
- a polytrimethylene terephthalate-reinforced resin composition comprising 5-300 parts by weight of a crystalline inorganic filler (C) based on 100 parts by weight.
- Epoxy ⁇ of the crystalline inorganic filler not grafted to the resin is poly according to any one of 0.5 is 1-20 weight 0/0 (1) i (3) Trimethylene terephthalate reinforced resin composition.
- thermoplastic resin (A2) is 2.5 to 29.7 parts by weight.
- thermoplastic resin (A2) is a polycarbonate resin.
- the crystalline inorganic filler is one or more inorganic fillers selected from the group consisting of wollastonite, talc, my strength, kaolin, potassium titanate whiskers, calcium carbonate whiskers, and barium sulfate.
- the polytrimethylene terephthalate-reinforced resin composition according to any one of the above (1) and (6).
- the epoxy resin (B) according to any one of (1) to (11) and (14), wherein the epoxy resin (B) is a bisphenol A type epoxy resin having an epoxy equivalent of 600 to 3000 (Zeq.). Polytrimethylene terephthalate reinforced resin composition.
- a molded article comprising the polytrimethylene terephthalate-reinforced resin composition according to any one of (1) to (16).
- the polytrimethylene terephthalate resin (A1) (hereinafter abbreviated as PTT) has a polyester polymer in which terephthalic acid is used as an acid component and trimethylene glycol is used as a glycol component. .
- trimethylene glycol is selected from 1,3 propanediol, 1,2 propanediol, 1,1 propanediol, 2,2-propanediol, and a mixture thereof. , 3 propanediol is particularly preferred.
- aromatic dicarboxylic acids other than terephthalic acid such as phthalic acid, isophthalic acid, and 2,6-naphthalenedicarboxylic acid, may be used as the acid component.
- Acid diphenyldicarboxylic acid, diphenyletherdicarboxylic acid, diphenyloxendane dicarboxylic acid, diphenylmethanedicarboxylic acid, diphenylketonedicarboxylic acid, diphenylsulfonedicarboxylic acid, etc .; succinic acid, adipic acid, sebacic acid Alicyclic dicarboxylic acids such as cyclohexanedicarboxylic acid; oxydicarboxylic acids such as ⁇ -oxycaproic acid, hydroxybenzoic acid and hydroxyethoxybenzoic acid; ethylene glycol as a glycol component; Tetramethylene glycol, pentamethylene glycol, hexamethylene glycol, otatamethylene glycol, neopentyl glycol cornole, cyclohexane dimethanol, xylylene glycol, diethylene glycol, polyoxyalkylene glycol Hydroquinone and the like, Ru can
- the amount of the copolymer component in the copolymerization is not particularly limited as long as the object of the present invention is not impaired, but is usually 20 mol% or less of the total acid component or 20 mol% or less of the total glycol component. It is preferable that there is.
- a branched component for example, an acid having a trifunctional or tetrafunctional ester-forming ability, such as tricarboxylic acid, trimesic acid, or trimellitic acid, or glycerin, trimethylolpropane, or pentane
- An alcohol having a trifunctional or tetrafunctional ester-forming ability such as erythritol may be copolymerized.
- the amount of these branching components is 1.0 mol% or less, preferably 0.5 mol% or less, more preferably 0.3 mol% or less of the total acid components or the total glycol components.
- ⁇ may be used in combination of two or more of these copolymer components!
- the method for producing ⁇ used in the present invention is not particularly limited.
- JP-A-51-140992, JP-A-5-262286, and JP-A-8-311177 disclose the method. And the like.
- terephthalic acid or an ester-forming derivative thereof for example, a lower alkyl ester such as dimethyl ester or monomethyl ester
- trimethylene glycol or an ester-forming derivative thereof are heated and reacted at a suitable temperature for an appropriate time in the presence of a catalyst.
- the resulting dalicol ester of terephthalic acid to a polycondensation reaction to a desired degree of polymerization at a suitable temperature for an appropriate time in the presence of a catalyst.
- the polymerization method is also not particularly limited, and melt polymerization, interfacial polymerization, solution polymerization, bulk polymerization, solid-phase polymerization, and a method combining these can be used.
- the polytrimethylene terephthalate-reinforced resin composition of the present invention has a limiting viscosity [7?] Of 0.60 or more. It is more preferable that it is 68 or more, and it is most preferable that [7?] Is 0.75 or more from the viewpoint of moldability, particularly, glue characteristics.
- various additives such as a heat stabilizer, an antifoaming agent, a coloring agent, a flame retardant, an antioxidant, an ultraviolet absorber, an infrared absorber, Crystal nucleating agents, optical brighteners, matting agents, etc. may be copolymerized or mixed.
- thermoplastic resin (A2) that can be used in the present invention will be described.
- Thermoplastic resin is a synthetic resin that exhibits fluidity when heated and can be molded using this.
- thermoplastic resin examples include, for example, polycarbonate resin, polyester resin other than polytrimethylene terephthalate, polyamide resin, polyphenylene sulfide resin, polyoxymethylene resin, polyphenylene ether resin, ethylene resin.
- Z propylene Z non-co-reactive gen resin ethylene z ethyl acrylate resin, ethylene z glycidyl methacrylate resin, ethylene Z vinyl acetate Z glycidyl methacrylate resin, ethylene Z vinyl acetate Z glycidyl methacrylate resin, ethylene Z Propylene maleic anhydride resin, styrene resin, or a mixture of two or more of these thermoplastic resins is used.
- Polycarbonate resin is prepared by melting the divalent phenol and carbonate precursor It is manufactured by the liquid method. That is, the polycarbonate resin is prepared by reacting a divalent phenol with a carbonate precursor such as phosgene in a solvent such as methylene chloride in the presence of a known acid acceptor and a molecular weight regulator, or divalent phenol and diphenol. It can be produced by a transesterification reaction with a carbonate precursor such as carbonate.
- Bivalent phenols include bisphenols, and 2,2-bis (4-hydroxyphenyl) propane, that is, bisphenol A is particularly preferred. Further, the phenol A may be partially or entirely substituted with a divalent phenol.
- divalent phenol other than bisphenol A examples include hydroquinone, 4,4-dihydroxydiphenyl, bis (4-hydroxyphenyl) alkane, bis (4-hydroxyphenyl) cycloalkane, and bis (4-hydroxyphenyl) sulfide And bis (4-hydroxyphenyl) sulfone, bis (4-hydroxyphenyl) sulfoxide, and bis (4-hydroxyphenyl) ether.
- divalent phenols may be homopolymers or copolymers of two or more divalent phenols.
- the carbonate precursor force phosgene, diphenyl carbonate, and a mixture thereof, such as a carbonate halide and a carbonate ester, are preferably used.
- the weight average molecular weight (MW) of the polycarbonate resin used in the present invention is preferably in the range of 5,000 to 200,000, more preferably 15,000 to 40,000.
- the polyester resin any known polyester resin other than polytrimethylene terephthalate, which is not particularly limited, may be used, or a mixture of two or more thereof.
- the polyamide resin is not particularly limited, and a known polyamide resin or a mixture of two or more thereof can be used.
- Particularly preferred polyamide resins are polyhexylamethylene adipamide (nylon 66), polyhexamethylene dodecamide (nylon 612), and polyhexamethylene isophthalamide (nylon 61). Or a polyamide copolymer containing at least two different polyamides among these.
- styrene resin examples include polystyrene resin, rubber-modified polystyrene resin, AS resin, ABS resin, and a mixture thereof.
- the epoxy resin (B) of the present invention has two or more epoxy groups (an oxysilane ring) in a molecule.
- 1 shows a thermosetting compound.
- so-called bisphenol A-type epoxy resin, bisphenol S-type epoxy resin, bisphenol F-type epoxy resin, and resorcinol type are produced by the condensation reaction of virphenol A and epichlorohydrin.
- the bisphenol A type epoxy resin described in (2) is preferably used. More preferably, a novolak type epoxy resin having an epoxy equivalent of 180-250 (Zeq.) And a molecular weight of 1000-6000 or a bisphenol A type epoxy resin having an epoxy equivalent of 600-3000 (Zeq.) And a molecular weight of 1200-6000. .
- the amounts of the polytrimethylene terephthalate (A1) and the thermosetting resin (A2) are such that the appearance and surface hardness of the polytrimethylene terephthalate (A1) are 99.9 to 50 parts by weight.
- the amount of the epoxy resin (B) is from 0.1 to 20% by weight, more preferably from 0.3 to 10% by weight, from the viewpoint of mechanical properties, surface hardness, chemical resistance and prevention of a decrease in fluidity. %.
- the crystalline inorganic filler in the present invention is a non-crystalline filler, for example, a crystalline inorganic filler excluding glass fibers, glass flakes and glass beads, and a crystal diffraction pattern is confirmed by X-ray diffraction.
- inorganic fillers that can be formed.
- one or more inorganic fillers selected from the group consisting of fibrous, granular, and plate-like inorganic fillers can be used.
- fibrous inorganic filler examples include carbon fiber, silica fiber, silica'alumina fiber, zircon fiber, boron nitride fiber, silicon nitride fiber, boron fiber, potassium titanate whiskers, Inorganic fibrous substances such as calcium carbonate whiskers, wollastonite, and fibrous materials of metals such as stainless steel, aluminum, titanium, copper, and brass can be used.
- the average fiber length (L), average fiber diameter (D), and aspect ratio (LZD) of the fibrous inorganic filler are not particularly limited.However, from the viewpoint of mechanical properties, the average fiber length is 50 m or more, The average fiber diameter is preferably 5 m or more, and the aspect ratio is preferably 10 or more. Carbon fibers having an average fiber length of 100 to 750 ⁇ m, a number average fiber diameter of 3 to 30 ⁇ m, and an aspect ratio of 10 to 100 are preferably used. Further, wollastonite having an average fiber diameter of 3 to 30 m, an average fiber length of 10 to 500 m, and an aspect ratio of 3 to 100 is preferably used.
- the powdery inorganic filler includes carbon black, silica, quartz powder, calcium silicate, aluminum silicate, kaolin, clay, silicate such as diatomaceous earth, iron oxide, titanium oxide, zinc oxide, Metal oxides such as alumina, metal carbonates such as calcium carbonate and magnesium carbonate, metal sulfates such as calcium sulfate and barium sulfate, and others, silicon carbide, silicon nitride, boron nitride, and various metal powders Is mentioned.
- Examples of the plate-like inorganic filler include talc, my force, various metal foils, and the like.
- talc, myric acid, kaolin, calcium carbonate, and potassium titanate having an average particle diameter of 0.1 to 100 m are preferably used.
- the inorganic filler of the present invention from the viewpoint of appearance and mechanical strength, wollastonite, talc, my strength, kaolin, calcium carbonate, carbon fiber (CF), potassium titanate whiskers, calcium carbonate whiskers Kerr and barium sulfate power
- wollastonite from the viewpoint of appearance and mechanical strength, wollastonite, talc, my strength, kaolin, calcium carbonate, carbon fiber (CF), potassium titanate whiskers, calcium carbonate whiskers Kerr and barium sulfate power
- CF carbonate, carbon fiber
- potassium titanate whiskers calcium carbonate whiskers Kerr
- barium sulfate power One or more selected crystalline inorganic fillers are preferred. Most preferably, it is wollastonite.
- the compounding amount of the crystalline inorganic filler (C) is determined based on the effects of improving mechanical strength, rigidity and surface hardness, and reducing the gloss of the molded product surface and affecting the external appearance, such as polytrimethylene terephthalate resin (A1).
- the total amount of the thermoplastic resin (A2) and the epoxy resin (B) is 100 parts by weight, and the amount of the crystalline inorganic filler (C) is 5 to 300 parts by weight, more preferably 25 to 250 parts by weight.
- the glass fiber (D) can be used in combination with the crystalline inorganic filler (C) in terms of mechanical strength.
- Glass fiber (D) can be used in a range not exceeding the amount of crystalline inorganic filler (C). In addition, it is possible to compensate for poor appearance when glass fiber is used alone, to obtain an excellent surface appearance and to improve mechanical strength.
- a preferred amount is 100 parts by weight of the polytrimethylene terephthalate resin (A1), the thermoplastic resin (A2), and the epoxy resin (B) in total, and the crystalline inorganic filler (C) 3—200 Parts by weight, glass fiber (D) 2-100 parts by weight.
- the resin grafted on the surface of the inorganic filler in the polytrimethylene terephthalate resin composition is present in a specific ratio.
- the resin grafted on the surface of the inorganic filler refers to the case where the reinforced polytrimethylene terephthalate resin composition is immersed in a polyester resin solvent to elute the polytrimethylene terephthalate and precipitate the inorganic filler.
- the polytrimethylene terephthalate resin composition was used.
- the product is mixed with HFIP (hexafluoroisopropanol) solvent.
- HFIP hexafluoroisopropanol
- the portion of the HFIP solution in which the resin mainly composed of polytrimethylene terephthalate is dissolved is removed, and the remaining inorganic filler portion is washed several times with an H FIP solvent until the polytrimethylene terephthalate no longer elutes. Wash several times with ethanol to remove the ethanol and remove the ethanol by drying. In this way, the inorganic filler to which the organic layer has been grafted is taken out of the resin composition.
- the organic material layer grafted on the inorganic filler is referred to as “resin grafted on the inorganic filler”.
- the amount of the resin grafted on the surface of the inorganic filler is determined according to JIS R3420 (Ignition loss, Ig. Loss) using the resin-grafted inorganic filler obtained as described above. It can be obtained from the following equation.
- Amount of grafted resin (parts by weight) [(W0-W1) / W1] x 100
- glass fiber is used in combination with the crystalline filler, it can be obtained as the amount of resin grafted on the surface of the inorganic filler combining the two.
- Amount of resin grafted on the surface of this inorganic filler (glass fiber is used together with crystalline resin)
- the amount of the resin grafted on the surface of the inorganic filler obtained by combining them is 0.01 to 5 parts by weight, preferably 0.02 to 3 parts by weight, and most preferably 100 to 100 parts by weight of the inorganic filler. More preferably 0.05 to 2 parts by weight. If the amount is less than 0.01 part by weight, the mechanical strength of the obtained composition is not sufficient. On the other hand, if it exceeds 5 parts by weight, the melt fluidity will decrease and the pressure during injection molding will increase.
- the crystalline inorganic filler (C) may be used together with the crystalline inorganic filler (C) in order to cause the resin grafted on the surface of the inorganic filler in the polytrimethylene terephthalate resin composition to be present at a specific ratio.
- the glass fiber (D) that can be used a glass fiber subjected to a surface treatment is preferably used.
- the surface treatment of the inorganic filler is not particularly limited, and may be performed using a coupling agent or a film forming agent.
- the coupling agent examples include a silane coupling agent and a titanium coupling agent.
- a silane coupling agent examples include a silane coupling agent and a titanium coupling agent.
- Aminosilanes such as ethinoletrimethoxysilane and epoxysilanes are preferred because they are economical and easy to handle.
- the film forming agent examples include urethane polymers, acrylic polymers, maleic anhydride, ethylene, styrene, ⁇ -methylstyrene, butadiene, isoprene, chloroprene, 2,3-dichlorobutadiene, 1,3-pentadiene, Examples thereof include copolymers with unsaturated monomers such as cyclooctadiene, and polymers such as epoxy polymers, polyesternole polymers, and polyatenole polymers.
- epoxy-based polymers epoxy-based polymers, urethane-based polymers, acrylic-based polymers, butadiene-maleic anhydride copolymers, ethylene-maleic anhydride copolymers, styrene-maleic anhydride copolymers, Mixtures are particularly preferably used.
- the surface treatment of the inorganic filler using such a coupling agent and a film forming agent may be performed by a known method.
- a sizing treatment in which a solution or suspension comprising the above coupling agent and ⁇ or a film forming agent and an organic solvent is applied to the surface as a so-called sizing agent, a Henschel mixer, a super mixer, a ready mixer, a V-type blender, etc.
- Apply coupling agent and / or film forming agent Examples of the method include a spray method in which a coupling agent and Z or a film forming agent are applied by dry mixing and spraying, an integral blend method, and a dry concentrate method.
- a method combining these methods for example, a method in which a coupling agent and a part of a film forming agent are applied by sizing treatment, and then the remaining film forming agent is sprayed can be used.
- sizing, dry mixing, spraying, and a combination thereof are preferably used from the viewpoint of excellent economy.
- the inorganic filler and the resin grafted on the inorganic filler are removed from the resin composition! It is preferable that the amount of the epoxy resin in the fat is a specific amount.
- the resin not grafted to the inorganic filler can be separated as the HFIP solution part in which the resin mainly composed of polytrimethylene terephthalate is dissolved in the separation of the inorganic filler grafted with the resin described above. .
- the amount of epoxy resin in the resin not grafted to the inorganic filler can be determined.
- the amount of epoxy resin in the resin grafted to the inorganic filler is 0.1-20% by weight, more preferably 0.3-10% by weight.
- the presence of 0.1% by weight or more of epoxy resin in the resin not grafted to the inorganic filler increases mechanical strength, rigidity and surface hardness, as well as chemical resistance and hydrolysis resistance. And a reduction in the molecular weight of the resin composition caused by the incorporation of the inorganic filler can be prevented. If it exceeds 20% by weight, the melt fluidity decreases and the pressure during injection molding increases.
- the reinforced polytrimethylene terephthalate resin composition of the present invention comprises polytrimethylene terephthalate, a thermoplastic resin, a crystalline inorganic filler, glass fiber added as needed, and other additives. It can be obtained by melt-kneading using an extruder having an appropriately designed screw.
- a manufacturing method in which a polytrimethylene terephthalate resin (Al), a thermoplastic resin (A2), and an epoxy resin (B) are melt-mixed, and then a crystalline inorganic filler (C) is added, has been proposed.
- the resin is effectively dispersed, the amount of the resin grafted on the surface of the inorganic filler is controlled, and the decrease in the molecular weight of the resin composition caused by the addition of the inorganic filler is suppressed.
- the polytrimethylene terephthalate-reinforced resin yarn composition of the present invention includes In addition to terephthalate resin, thermoplastic resin, epoxy resin, crystalline inorganic filler and glass fiber, other components can be appropriately blended according to various uses and purposes.
- a nucleating agent can be further added to the composition of the present invention. Both organic and inorganic substances can be used as the crystal nucleating agent.
- the resin composition of the present invention may further contain a moldability improver.
- the moldability improver include phosphate esters, phosphite esters, higher fatty acids, higher fatty acid metal salts, higher fatty acid esters, higher fatty acid amide compounds, polyalkylene glycols or terminal modified products thereof, Examples thereof include low molecular weight polyethylene or acid low molecular weight polyethylenes, substituted benzylidene sorbitols, polysiloxanes, and force prolatatatones. Particularly preferred are higher fatty acids, higher fatty acid metal salts, and higher fatty acid esters. Kind.
- the resin composition of the present invention contains commonly used flame retardants, ultraviolet absorbers, heat stabilizers, antioxidants, plasticizers, coloring agents, and coloring agents as long as the object of the present invention is not impaired. It is better to add additives such as antistatic agent, fluorescent whitening agent, matting agent and impact strength improver.
- the polytrimethylene terephthalate-reinforced resin composition of the present invention has an extremely good appearance and excellent mechanical strength, rigidity, surface hardness, dimensional stability, hydrolysis resistance, and chemical resistance. Washing counters, kitchen counters, bathtubs, washbasins (washbasins), handwashing balls (handwashers), various sinks, toilet counters, cabinet tops and other components used in bathrooms, washrooms, toilets, and kitchen products Can be used at least in part.
- a molded article made of the composition of the present invention having a surface hardness of a Barcol hardness of 30, a pencil hardness of 2H or more, more preferably a Barcol hardness of 40 or more, and a pencil height of 3H or more, is optimally used for this purpose. it can.
- PBT resin Polybutylene terephthalate resin Polyplastics Co., Ltd. JURANEX 2002
- PC resin Polycarbonate resin: Iupilon S2000 manufactured by Mitsubishi Engineering-Plastics Corporation
- Epoxy resin—1 Bisphenol A type epoxy resin AER ECN6097, manufactured by Asahi Kasei Epoxy Co., Ltd., epoxy equivalent about 2000 (Zeq.)
- Epoxy resin 2 Orthocresol novolak type epoxy resin AER ECN1299, manufactured by Asahi Kasei Epoxy Co., Ltd., epoxy equivalent about 230 (Zeq.)
- MF-4 Barium sulfate BMH-60 manufactured by Sakai Chemical Industry Co., Ltd.
- the evaluation method is as follows.
- the Gs20 ° of the dumbbell specimen was measured according to JIS-K7150, using a Horiba's Nondi gloss meter IG320.
- the Barcol hardness of the surface of the molded product was measured according to JIS K7060.
- the molded article was immersed in a stock solution of a drainage pipe cleaner at room temperature for 2 weeks, taken out, washed with water and dried, and the weight change of the molded article was measured.
- the PTT resin and the epoxy resin were mixed at the compounding ratios shown in Table 1 and melt-kneaded using a twin-screw extruder (manufactured by Toshiba Machine Co., Ltd .: TEM58).
- the extrusion conditions were a screw rotation speed of 150 rpm, a cylinder temperature of 260 ° C, an extrusion speed of 150 kgZhr, a degree of vacuum of 0.04 MPa, and a resin temperature near the tip nozzle of 280 ° C.
- the composition whose tip nozzle force was discharged in the form of a strand was water-cooled and cut into pellets.
- HFIP hexafluoroisopropanol
- the weight of the inorganic filler before firing is WO
- the weight of the inorganic filler after firing is W1
- the weight of the resin grafted on the surface of the inorganic filler is expressed by the following formula. It was determined as the amount of fat (parts by weight).
- Grafted resin amount per 100 parts by weight of inorganic filler (parts by weight)
- the amount of the grafted fat was 1.85% by weight.
- a test piece was prepared in the same manner as in Example 1, and evaluation was performed using this test piece.
- glass fiber was used as the inorganic filler.
- the filler was separated at the same filling amount as in Example 1, so the filling amount was reduced to 100 parts by weight. The results are shown in Table 1.
- Example 2 PTT resin and epoxy resin were mixed at the compounding ratio shown in Table 2 and melt-kneaded using a twin screw extruder (manufactured by Toshiba Machine Co., Ltd .: TEM58). Power Crystalline inorganic filler and glass fiber were added at the compounding ratio shown in Table 2. Extrusion conditions were screw rotation speed 150i: P m, cylinder temperature 260 ° C, extrusion rate 150KgZhr, the degree of reduced pressure 0. 04MPa, previously The resin temperature near the end nozzle was 282 ° C. The composition discharged at the tip nozzle force in the form of a strand was cut into water-cooled pellets.
- Example 2 the amount of the resin grafted on the surface of the inorganic filler and the glass fiber was measured.
- the amount of the grafted resin was 1.61% by weight.
- test piece was prepared in the same manner as in Example 3, and evaluation was performed using this test piece. The results are shown in Table 2. In Comparative Example 5, the filler was separated from the resin, and the composition could not be produced.
- Epoxy resin 1 5 5 8 5 8 5 Epoxy resin 2 5 5
- the obtained molded product had a Barcol hardness of 48 on the surface of the washing surface, a pencil hardness of 4 H, and a GS20 ° of the upper flat surface of the molded product of 52%. Further, a stock solution of a drainage pipe detergent was applied to the molded article, and after standing for 2 weeks, it was confirmed that the appearance of the molded article did not change.
- the polytrimethylene terephthalate-reinforced resin composition of the present invention has good appearance in the obtained molded product, and has excellent mechanical strength, rigidity, surface hardness, dimensional stability, hydrolysis resistance, and chemical resistance. Excellent. Products such as wash counters, kitchen counters, bathtubs, wash bowls, hand wash bowls, toilet counters, cabinet tops, etc. have excellent performance and are used in bathrooms, washrooms, toilets, and kitchens. It is possible to substitute ceramic and thermosetting resin products, and it is also possible to recycle such as reworking some of the molding materials.
- FIG. 1 shows an outline of a hand-washing machine prepared in Example 8.
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DE112004002063T DE112004002063B4 (de) | 2003-10-28 | 2004-10-28 | Polytrimethylenterephthalat-verstärkte Harzzusammensetzung sowie deren Verwendung |
US10/576,259 US20070093583A1 (en) | 2003-10-28 | 2004-10-28 | Polytrimethylene terephthalate reinforced resin composition |
JP2005515033A JPWO2005040278A1 (ja) | 2003-10-28 | 2004-10-28 | ポリトリメチレンテレフタレート強化樹脂組成物 |
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JP2003367249 | 2003-10-28 | ||
JP2003-367250 | 2003-10-28 | ||
JP2003-367249 | 2003-10-28 | ||
JP2003367250 | 2003-10-28 |
Publications (1)
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WO2005040278A1 true WO2005040278A1 (ja) | 2005-05-06 |
Family
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PCT/JP2004/016008 WO2005040278A1 (ja) | 2003-10-28 | 2004-10-28 | ポリトリメチレンテレフタレート強化樹脂組成物 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20070093583A1 (ja) |
JP (1) | JPWO2005040278A1 (ja) |
KR (1) | KR20060073649A (ja) |
DE (1) | DE112004002063B4 (ja) |
TW (1) | TW200533715A (ja) |
WO (1) | WO2005040278A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2318956A1 (es) * | 2006-04-04 | 2009-05-01 | Jose Sabiote Gonzalez | Procedimiento para fabricacion por moldeo de lavabos y/u otros elementos empleados en la construccion a partir de restos minusculos de materiales duros de construccion. |
US7671142B2 (en) | 2003-12-10 | 2010-03-02 | Asahi Kasei Chemicals Corporation | Thermoplastic resin having rigidity when heated |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101483080A (zh) | 2003-12-04 | 2009-07-15 | 旭化成电子材料元件株式会社 | 各向异性的导电粘合片材及连接结构体 |
KR100880726B1 (ko) * | 2007-08-08 | 2009-02-02 | 제일모직주식회사 | 폴리트리메틸렌 테레프탈레이트 수지 조성물 및 그제조방법 |
CN101987913A (zh) * | 2009-07-31 | 2011-03-23 | E.I.内穆尔杜邦公司 | 增韧的聚苯二甲酸丙二醇酯树脂组合物 |
MX356435B (es) * | 2012-03-23 | 2018-05-22 | Dainippon Ink & Chemicals | Composicion de resina de sulfuro de poliarileno y cuerpo moldeado. |
KR20150034554A (ko) * | 2013-09-26 | 2015-04-03 | 제일모직주식회사 | 열가소성 수지 조성물 및 이를 포함하는 성형품 |
CN111100432B (zh) * | 2019-12-12 | 2022-03-22 | 会通新材料股份有限公司 | 一种pbt/ptt组合物及其制备方法 |
CN114133707B (zh) * | 2021-10-29 | 2023-07-11 | 金发科技股份有限公司 | 一种高韧性耐循环注塑的pbt/ptt合金及其制备方法和制品 |
CN114316744A (zh) * | 2021-12-31 | 2022-04-12 | 江苏科技大学 | 一种聚对苯二甲酸乙二醇酯结晶增强的环氧树脂涂料及制备方法 |
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- 2004-10-28 US US10/576,259 patent/US20070093583A1/en not_active Abandoned
- 2004-10-28 TW TW093132819A patent/TW200533715A/zh unknown
- 2004-10-28 KR KR1020067008387A patent/KR20060073649A/ko not_active Application Discontinuation
- 2004-10-28 DE DE112004002063T patent/DE112004002063B4/de not_active Expired - Fee Related
- 2004-10-28 JP JP2005515033A patent/JPWO2005040278A1/ja active Pending
- 2004-10-28 WO PCT/JP2004/016008 patent/WO2005040278A1/ja active Application Filing
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US7671142B2 (en) | 2003-12-10 | 2010-03-02 | Asahi Kasei Chemicals Corporation | Thermoplastic resin having rigidity when heated |
ES2318956A1 (es) * | 2006-04-04 | 2009-05-01 | Jose Sabiote Gonzalez | Procedimiento para fabricacion por moldeo de lavabos y/u otros elementos empleados en la construccion a partir de restos minusculos de materiales duros de construccion. |
Also Published As
Publication number | Publication date |
---|---|
DE112004002063B4 (de) | 2009-04-16 |
KR20060073649A (ko) | 2006-06-28 |
TW200533715A (en) | 2005-10-16 |
JPWO2005040278A1 (ja) | 2007-11-22 |
DE112004002063T5 (de) | 2006-09-21 |
US20070093583A1 (en) | 2007-04-26 |
DE112004002063T8 (de) | 2007-07-05 |
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