WO2005068554A1 - 脂肪族ポリエステル樹脂組成物及び脂肪族ポリエステル樹脂成形体並びに脂肪族ポリエステル樹脂成形体の製造方法 - Google Patents
脂肪族ポリエステル樹脂組成物及び脂肪族ポリエステル樹脂成形体並びに脂肪族ポリエステル樹脂成形体の製造方法 Download PDFInfo
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- WO2005068554A1 WO2005068554A1 PCT/JP2005/000268 JP2005000268W WO2005068554A1 WO 2005068554 A1 WO2005068554 A1 WO 2005068554A1 JP 2005000268 W JP2005000268 W JP 2005000268W WO 2005068554 A1 WO2005068554 A1 WO 2005068554A1
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- polyester resin
- aliphatic polyester
- bis
- acid
- sulfoisophthalate
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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
- C08K5/0083—Nucleating agents promoting the crystallisation of the polymer matrix
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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
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/41—Compounds containing sulfur bound to oxygen
- C08K5/42—Sulfonic acids; Derivatives thereof
Definitions
- Aliphatic polyester resin composition aliphatic polyester resin molded article, and method for producing aliphatic polyester resin molded article
- the present invention relates to an aliphatic polyester resin composition, an aliphatic polyester resin molded article, and a method for producing an aliphatic polyester resin molded article.
- biodegradable resins and their molded products that decompose in the natural environment have been demanded.
- aliphatic polyester resins represented by polylactic acid resins and their molded products have attracted attention. I have.
- many aliphatic polyester resins are crystalline resins in nature, but exhibit a behavior close to that of amorphous resins in actual molding, which is slow in crystallization. Has many difficulties in its physical properties.
- aliphatic polyester resins are generally prepared as an aliphatic polyester resin composition comprising a nucleating agent, and if necessary, other additives, if necessary.
- the present invention relates to an aliphatic polyester resin composition, an aliphatic polyester resin molded article, and an improvement in a method for producing an aliphatic polyester resin molded article.
- aliphatic polyester resin composition as described above, aliphatic carboxylic acid amides, aliphatic biscarboxylic amides, and N-substituted Compounds selected from aromatic carboxylic acid bisamides and N-substituted ureas having a melting point of 40 to 300 ° C.
- Patent Document 1 2) Tris (tributyl methamide), 1,4- Cyclohexanedicarboxylic acid di-lide, 2,6 naphthalenedicarboxylic acid dicyclohexanolamide, N, N'-dibenzoyl-1,4-diaminocyclohexane, N, N 'dicyclohexanecarbo-l-u, 5-diaminonaphthalene 3) Organic compounds having a melting point or softening point of 80 to 300 ° C. and having a predetermined melting entropy (for example, see Patent Document 2).
- Patent Document 1 JP-A-9-279899
- Patent Document 2 JP-A-10-87975
- Patent Document 3 JP-A-11-5849
- Patent Document 4 JP 2003-192883
- Patent Document 5 JP-A-8-120165
- Patent Document 6 JP-A-11-240962
- Patent Document 7 JP-A-2003-240962
- Patent Document 8 JP-A-8-3432
- the problem to be solved by the present invention is to provide an aliphatic polyester resin composition capable of obtaining a molded article having excellent physical properties without causing deformation at the time of mold release under molding conditions practically equivalent to general-purpose resin. And an aliphatic polyester resin molded article using the same and a method for producing the same.
- the present invention relates to an aliphatic polyester resin composition containing an aliphatic polyester resin and a nucleating agent, wherein at least one aromatic sulfonic acid represented by the following formula 1 is used as a nucleating agent:
- the present invention relates to an aliphatic polyester resin composition comprising a salt.
- R 1 , R 2 hydrocarbon group with 1 to 6 carbon atoms
- M alkali metal atom and Z or alkaline earth metal atom
- the present invention also relates to an aliphatic polyester resin molded article obtained by melt-molding the aliphatic polyester resin composition according to the present invention.
- the aliphatic polyester resin composition according to the present invention is melted, and the temperature is set to a temperature lower than a crystallization start temperature and higher than a glass transition temperature by differential scanning calorimetry.
- the present invention relates to a method for producing an aliphatic polyester resin molded article which is filled in a mold and molded while being crystallized.
- the composition of the present invention is an aliphatic polyester resin composition containing an aliphatic polyester resin and a nucleating agent, and at least one aromatic sulfonic acid represented by the formula 1 as a nucleating agent. It comprises.
- the metal salts of aromatic sulfonic acids represented by Chemical Formula 1 include: 1) alkali metal salts of dialkyl sulfophthalates, 2) alkali metal salts of dialkyl sulfoisophthalates, 3) alkali metal salts of dialkyl sulfoterephthalates, 4) sulfophthalates.
- R 1 and R 2 in Chemical Formula 1 represent a methyl group, an ethyl group, a propyl group, an isopropyl group, an isobutyl group, a pentyl group, a hexyl group, a cyclopentyl group, a cyclohexyl group, an aryl group, and a cyclohexenyl group. And the like, and a hydrocarbon group having 13 to 16 carbon atoms, among which an aliphatic hydrocarbon group having 13 to 13 carbon atoms is preferable.
- M in Chemical Formula 1 represents 1) an alkali metal atom such as a lithium atom, a sodium atom, a potassium atom, a rubidium atom, a cesium atom, and 2) a beryllium atom.
- Alkaline earth metal atoms such as magnesium, calcium, strontium, and normium atoms, among which potassium, rubidium, barium, strontium, and barium atoms are preferred, and potassium and barium atoms are preferred. Children are more preferred.
- alkali metal salt of dialkyl sulfoterephthalate in the aromatic sulfonate metal salt shown in Yidani 1 include: 1) dimethyl lithium sulfoterephthalate, lithium lithium sulfoterephthalate, lithium n-propyl sulfoterephthalate.
- the metal salt of an aromatic sulfonic acid represented by the chemical formula 1 described above itself can be synthesized by a known method.
- the method described in JP-B-34-10497 can be mentioned.
- the aliphatic polyester resin used in the composition of the present invention is an aliphatic compound having two or more ester bond-forming functional groups in the molecule as a main raw material (hereinafter simply referred to as aliphatic ester).
- 80 mol of a structural unit formed of an aliphatic ester-forming compound in all the structural units is preferably 80 mol% or more. % Is more preferable. Those having 90 mol% or more are particularly preferable.
- the powerful aliphatic polyester resins are 1) polycondensation reaction of aliphatic hydroxycarboxylic acid, 2) ring-opening polymerization reaction of cyclic carboxylic acid, 3) aliphatic dibasic acid and Z or aliphatic dibasic acid. Can be obtained by a polycondensation reaction of the ester-forming conjugate with an aliphatic diol.
- aliphatic hydroxycarboxylic acid examples include various types known per se.
- C2-C6 fats such as 1S glycolic acid, lactic acid, 3-hydroxybutyric acid, 4-hydroxybutyric acid, and 4-hydroxyvaleric acid
- Aromatic hydroxycarboxylic acids are preferred.
- Aliphatic polyester resins obtained by the polycondensation reaction of powerful aliphatic hydroxycarboxylic acids include polylactic acid, polyglycolic acid, poly (3-hydroxybutyric acid), poly (4-hydroxybutyric acid), and poly (4-hydroxybutyric acid). Herbic acid) and the like.
- Examples of the cyclic rataton include various types known per se, such as ⁇ propio rataton, ⁇ butyrolataton, j8-butyrolataton, ⁇ butyrolataton, pivalolataton, ⁇ valerolataton, and ⁇ one-strength prolataton. Six cyclic ratatatons are preferred.
- Aliphatic polyester resins obtained by the ring-opening polymerization reaction of a strong cyclic rataton include poly ( ⁇ -propiolataton), poly ( ⁇ butyrolataton), poly (j8-butyrolataton), poly ( ⁇ -butyrolataton), poly ( ⁇ -butyrolataton) Pivalolataton), poly ( ⁇ valerolatataton), poly ( ⁇ -force prolactone) and the like.
- Examples of the above-mentioned aliphatic dibasic acid include various types known per se, and include succinic acid, adipic acid, azelaic acid, sebacic acid, ⁇ , ⁇ -dodecanedicarboxylic acid, dodecyl succinic acid, and octadecese. And aliphatic dicarboxylic acids having 422 carbon atoms, such as dicarboxylic acid and cyclohexanedicarboxylic acid. Examples of the ester-forming compound of the aliphatic dibasic acid include various types which are known per se.
- Examples of the aliphatic polyol include various types known per se. Ethylene glycol, 1,2-propanediol, 1,3 propanediole, 1,4 butanediole, 1,6 —Hexanedi Preferred are aliphatic diols having 2 to 8 carbon atoms, such as all, neopentyl glycol, 1,4-cyclohexanediol, and cyclohexanedimethanol.
- Examples of the aliphatic polyester resin obtained by the polycondensation reaction of a strong aliphatic dibasic acid and an ester forming compound of Z or an aliphatic dibasic acid with an aliphatic diol include polyethylene succinate and polybutylene succinate. And polyhexamethylene succinate, polyethylene adipate, polybutylene adipate, polyhexamethylene adipate, polyethylene oxalate, polybutylene oxalate, polyhexamethylene oxalate, polyethylene sebacate, polybutylene sebacate, and the like.
- the aliphatic polyester resin used in the composition of the present invention uses the aliphatic ester-forming conjugate as described above as a main raw material, but forms an aromatic ester as an auxiliary raw material. It is also possible to use a sex conjugate.
- strong aromatic ester-forming compounds include aromatic dicarboxylic acids such as phthalic acid, isophthalic acid, terephthalic acid, and naphthalenedicarboxylic acid, bis (ortho, meta, para) hydroxymethylbenzene, bisphenol A and the like.
- Aromatic diols such as alkylene oxide adducts having 2 to 4 carbon atoms of bisphenols such as bisphenol F, and hydroxycarboxylic acids such as alkylene oxide adducts having 2 to 4 carbon atoms of 4-hydroxybenzoic acid are exemplified. .
- the aliphatic polyester resin used in the composition of the present invention has a weight average molecular weight (polystyrene conversion value by gel permeation chromatography, the same applies hereinafter) of 100000 or more. It is more preferable that the force S is set to 150,000 to 40,000. If the weight average molecular weight of the aliphatic polyester resin is less than 100,000, the mechanical properties such as strength and elastic modulus of the obtained molded article are likely to be insufficient.The higher the weight average molecular weight, the more the mechanical properties tend to be improved. Show. When the weight average molecular weight of the aliphatic polyester resin is 400,000 or less, it exhibits fluidity that is convenient for molding.
- the aliphatic polyester resin used in the composition of the present invention is preferably one in which the residual monomer contained therein is 5000 ppm or less, preferably 2000 ppm or less, more preferably 1 OOOppm or less. Is more preferably 500 ppm or less. If the amount of residual monomer in the aliphatic polyester resin exceeds 5000 ppm, Since it functions as a catalyst for hydrolysis, even if a known hydrolysis inhibitor such as a carbodiimide-based compound, oxazoline-based compound, or isocyanate-based compound is added, its effect is not sufficiently exhibited, and the wet-heat aging resistance and heat resistance Properties tend to be insufficient. Also, the lower the residual monomer in the aliphatic polyester resin, the more the wet heat aging resistance and the heat resistance tend to be improved.
- a known hydrolysis inhibitor such as a carbodiimide-based compound, oxazoline-based compound, or isocyanate-based compound
- the aliphatic polyester resin used in the composition of the present invention includes a homopolymer obtained using one kind of aliphatic ester-forming compound as a raw material, and at least one kind of aliphatic ester. Copolymers obtained using a forming compound and another compound, and mixtures of such homopolymers and copolymers are included.
- the arrangement of the copolymer may be any of a random copolymer, an alternating copolymer, a block copolymer, and a graft copolymer.
- the aliphatic polyester resin used in the composition of the present invention has been described above.
- Examples of the aliphatic polyester resin suitable for remarkably improving its crystallization include 1) lactic acid and Z or lactic acid.
- a polylactic acid-based resin having a molar percentage of 90 mol% or more and less than 90 mol% is mentioned, and among them, a polylactic acid resin is mentioned.
- one of the structural units formed from L-lactic acid resin or the structural unit formed from D-lactic acid has a molar ratio of 96 moles in all the structural units. % Or more is preferable. Those having 98 mol% or more are more preferable.
- the polylactic acid resin itself can be synthesized by a known method. This includes, for example, 1) lactic acid, as described in JP-A-7-33861, JP-A-59-96123, and Preliminary Collection of Polymer Symposium, Vol. 44, pp. 3198-3199. Direct dehydration-condensation reaction; 2) ring-opening polymerization of lactic acid lactide.
- any lactic acid of L-lactic acid, D-lactic acid, DL-lactic acid or a mixture thereof may be used.
- any one of L-lactide, D-lactide, DL-lactide, meso lactide or a mixture thereof is used. Lactide may be used.
- the polylactic acid-based resin preferably has a constituent unit formed from lactic acid and lactide of lactic acid or lactic acid in all constituent units of at least 25 mol% and less than 75 mol%. And ⁇ or a structural unit formed from lactide of lactic acid. ⁇ Other structural units have a ratio of 10 / 90-90 / 10 (weight ratio) and a glass transition temperature of 60 ° C or lower. preferable.
- a powerful polylactic acid-based resin is described as an impact modifier in JP-A-2001-335623. Plamate PD150 (trade name of Dainippon Ink and Chemicals), Plamate PD350 (Dainippon Ink and Chemicals) It is sold under the trade name of an industrial company).
- the ratio of the polylactic acid resin in the mixture is as follows:
- the content is preferably 5 to 50% by weight, more preferably 10 to 40% by weight.
- the proportion of the polylactic acid-based resin is less than 5% by weight, the effect of improving the impact resistance tends to decrease, and when it exceeds 50% by weight, the effect of improving the heat resistance tends to decrease.
- Polylactic acid resin and polylactic acid resin have been described above as preferred examples of the aliphatic polyester resin used in the composition of the present invention. However, also in these, the weight average molecular weight and the residual monomer are aliphatic. This is the same as described above for polyester resin.
- the content of the aliphatic polyester resin is preferably 60% by weight or more, more preferably 80% by weight or more.
- the content of the aromatic sulfonate represented by Yidani 1 as a crystal nucleating agent is preferably from 0.0001 to 20 parts by weight per 100 parts by weight of the aliphatic polyester resin. — More preferably 5 parts by weight 0.1 to 3 parts by weight is particularly preferred. In any case, the effect of adding the aromatic sulfonate represented by Chemical Formula 1 as a crystal nucleating agent to the aliphatic polyester resin is sufficiently exerted.
- composition of the present invention containing the aromatic sulfonate represented by the formula (1) includes various types as described above. Among them, the composition of the present invention includes crystallization by differential scanning calorimetry. Those having a peak temperature of 100 to 150 and a heat of crystallization of 20 jZg or more are preferred. The use of the powerful composition of the present invention enables smooth molding and provides a molded article having excellent physical properties.
- the composition of the present invention may contain, as a nucleating agent, the above-mentioned known organic crystal nucleating agent and Z or an inorganic crystal nucleating agent together with the aromatic sulfonate represented by Chemical Formula 1.
- a nucleating agent the above-mentioned known organic crystal nucleating agent and Z or an inorganic crystal nucleating agent together with the aromatic sulfonate represented by Chemical Formula 1.
- the powerful organic crystal nucleating agents aliphatic amides and aromatic amides are preferred, and the content thereof is preferably equal to or less than the content of the aromatic sulfonate shown in Chemical Formula 1.
- the content ratio of talc which is preferable, is preferably set to 112 parts by weight per 100 parts by weight of the aliphatic polyester resin.
- composition of the present invention may optionally contain other additives.
- additives include plasticizers, antioxidants, heat stabilizers, light stabilizers, ultraviolet absorbers, pigments, colorants, various fillers, antistatic agents, release agents, fragrances, lubricants, flame retardants. , Foaming agents, fillers, antibacterial and antifungal agents and the like.
- composition of the present invention described above can be prepared by a known method. This includes, for example, 1) a method in which powder or pelletized aliphatic polyester resin and a nucleating agent and, if necessary, other additives are simultaneously dry-blended and kneaded, 2) a powdered or pelletized aliphatic polyester resin. A method in which the polyester resin and the crystal nucleating agent are pre-blended, and if necessary, other additives are dry-blended and then kneaded. Examples of a powerful dry blending device include a mill roll, a Bannolly mixer, and a super mixer. Examples of the kneader include a single-screw or twin-screw extruder.
- the kneading temperature of the kneading machine is usually about 120-220 ° C.
- a nucleating agent and other additives can be added if necessary, and a masterbatch containing a high concentration of the nucleating agent and other additives as needed can be prepared. In advance, this can be added to the aliphatic polyester resin.
- the molded article of the present invention is obtained by melt-molding the composition of the present invention described above.
- the absolute crystallinity by differential scanning calorimetry was 3 0% or more is preferred. 40% or more is more preferred. 50% or more is particularly preferred. Further, those having a relative crystallinity of 80% or more by differential scanning calorimetry are preferable, and those having a relative crystallinity of 90% or more are more preferable.
- the absolute crystallinity and the relative crystallinity are less than the above lower limits, there is a tendency that it is difficult to sufficiently prevent hydrolysis due to intrusion and diffusion of water, or to sufficiently suppress deterioration under heat and heat conditions or heat treatment.
- the composition of the present invention described above is melted and filled in a mold set to a temperature range equal to or lower than the crystallization start temperature and equal to or higher than the glass transition temperature by differential scanning calorimetry, This is a method of forming while crystallizing.
- the composition of the present invention is melted and filled in a mold set to a temperature range not higher than the crystallization start temperature, not lower than the crystallization end temperature and not lower than the glass transition temperature by differential scanning calorimetry, A method of forming while crystallizing is preferable.
- the compositions of the present invention are melted at 170-220 ° C.
- the time required for filling the melted composition of the present invention into a mold of a molding machine while being pressed and crystallizing and releasing the mold is preferably within 120 seconds for practical use, and is preferably within 60 seconds for practical use. More preferred.
- the crystallization start temperature, glass transition temperature, and crystallization end temperature of the composition of the present invention necessary for setting the temperature of the mold of the molding machine within the above-mentioned temperature range can be determined in advance by differential scanning calorimetry. .
- the molten composition of the present invention can be easily crystallized, and a molded article can be obtained with high dimensional accuracy.
- the molded article obtained by the production method of the present invention can be further heat-treated.
- the heat treatment temperature is preferably within the above-mentioned crystallization start temperature and above the glass transition temperature, more preferably above the crystallization end temperature.
- the heat treatment time is preferably set to 5 to 2000 seconds. By vigorous heat treatment, the influence of the molding conditions on the crystallinity can be reduced, and the quality of the molded body can be stabilized.
- a heating means at the time of the heat treatment any method such as an electric heater and high frequency heating may be used.
- the production method of the present invention is not limited to injection molding, but can be applied to molding such as extrusion molding, blow molding, vacuum molding, compression molding, etc., similar to general plastics.
- the molded article obtained by the production method of the present invention includes a bumper, a radiator grill, and a side mold. , Garnish, wheel cover, air port parts, instrument panel, door trim, seat fabric, door handle, floor mats and other automotive parts, home appliance housing, product packaging film, waterproof sheet, various containers, Useful as bottles and the like.
- Garnish, wheel cover, air port parts, instrument panel, door trim, seat fabric, door handle, floor mats and other automotive parts home appliance housing, product packaging film, waterproof sheet, various containers, Useful as bottles and the like.
- composition of the present invention When the composition of the present invention is used, a molded article having excellent physical properties that does not cause deformation at the time of mold release can be obtained under molding conditions practically equivalent to general-purpose resin, for example, in a molding cycle.
- Embodiments of the composition of the present invention include the following 1) to 7).
- An aliphatic polyester resin composition comprising barium in an amount of 1 part by weight, having a crystallization peak temperature of 132.2 ° C and a crystallization heat of 42.6 jZg by differential scanning calorimetry.
- An aliphatic polyester resin composition comprising barium in a proportion of 2 parts by weight, having a crystallization peak temperature of 133.9 ° C and a crystallization heat of 43. UZg by differential scanning calorimetry.
- the crystallization peak temperature by differential scanning calorimetry is 122.1 ° C and the heat of crystallization. 31. 6jZg aliphatic polyester resin composition.
- Embodiments of the molded article of the present invention include the following 8).
- Embodiments of the production method of the present invention include the following 9).
- Test Category 1 (Preparation of aliphatic polyester resin composition)
- L-1 Polylactic acid resin (trade name # 5400, weight average molecular weight 16000, residual monomer 3300ppm, manufactured by Toyota Motor Corporation)
- L-2 Polylactic acid resin (Toyota Motor Corporation product name # 5000, weight average molecular weight 20000, residual monomer amount 2300ppm)
- L-3 polylactic acid-based ⁇ (manufactured by Dainippon Ink and Chemicals, Inc. under the trade name Plam a tePD150, heavy (Average molecular weight 165000)
- D-2 Sulfonic acid crystal nucleating agent (trade name: Delion HS, manufactured by Takemoto Yushi Co., Ltd .: 5 sodium sulfoisophthalate)
- D—3 Talc crystal nucleating agent (trade name: MicroAce P-6, manufactured by Nippon Talc, average particle size: 4 ⁇ )
- the aliphatic polyester resin composition in pellet form prepared in Test Category 1 was dehumidified and dried at 100 ° C for 2 hours to make it completely dry, then a sample was taken, and the following differential scanning calorimeter conditions were used. The glass transition temperature, the crystallization onset temperature, the crystallization peak temperature, and the heat of crystallization were determined. The results are summarized in Table 2.
- Test Category 3 (Production and evaluation of aliphatic polyester resin molded article)
- the pelletized aliphatic polyester resin composition prepared in Test Category 1 was dehumidified and dried at 100 ° C for 2 hours to make it completely dry, and then injection-molded under the molding conditions shown in Table 3, and then subjected to ISO molding.
- a test piece for property evaluation was obtained. After molding, the state when the test piece was released from the mold was evaluated as the release deformation and evaluated according to the following criteria. Using the obtained test pieces, a bending test, a deflection temperature under load and a crystallinity were measured under the following conditions. The results are summarized in Table 3. [0064] ⁇ Demolding deformation
- the deflection temperature under load is determined by raising the temperature of the heat transfer medium at a constant speed while applying a bending stress of 0.45 MPa to the test piece in the heating bath, and the heat transfer medium when the test piece reaches the specified amount of deflection. Temperature.
- a specimen of about 10 mg was also collected in an aluminum cell, and the peak of crystal melting was measured under a helium gas atmosphere using a differential scanning calorimeter (trade name: DaiamondDSC manufactured by PerkinElmer) under the following calorimetric conditions.
- the temperature (Tm ° C), the amount of heat generated by crystallization ( ⁇ Hc1), the amount of heat absorbed by crystal melting ( ⁇ Hml), and the amount of heat absorbed by crystal melting ( ⁇ Hm2) were measured.
- the absolute crystallinity was calculated by the following equation 1
- the relative crystallinity was calculated by the following equation 2.
- Numeral 93 in Equation 1 means the heat of crystal fusion (93jZg) when 100% of polylactic acid known in the known literature is crystallized.
- a in the expression 1 means the weight fraction (% by weight) of the aliphatic polyester in the composition of the present invention.
- AHcl, AHml, and ⁇ 2 are absolute values, and their units are Zg.
- Molding condition time The time from press-fitting the aliphatic polyester resin composition into the mold of the molding machine to crystallization and release from the mold (molding cycle)
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Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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US10/585,687 US9139710B2 (en) | 2004-01-20 | 2005-01-13 | Aliphatic polyester resin compositions, molded articles of aliphatic polyester resin and method of producing same |
AU2005205269A AU2005205269B2 (en) | 2004-01-20 | 2005-01-13 | Aliphatic polyester resin composition, aliphatic polyester resin molding and process for producing the aliphatic polyester resin molding |
JP2005517047A JP5084005B2 (ja) | 2004-01-20 | 2005-01-13 | 脂肪族ポリエステル樹脂組成物及び脂肪族ポリエステル樹脂成形体並びに脂肪族ポリエステル樹脂成形体の製造方法 |
EP05703507A EP1707598B1 (en) | 2004-01-20 | 2005-01-13 | Aliphatic polyester resin composition, aliphatic polyester resin molding and process for producing the aliphatic polyester resin molding |
DE602005008006T DE602005008006D1 (de) | 2004-01-20 | 2005-01-13 | Zusammensetzung auf basis von aliphatischem polyesterharz, formkörper aus aliphatischem polyesterharz und verfahren zur herstellung des formkörpers aus aliphatischem polyesterharz |
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JP2004011308 | 2004-01-20 | ||
JP2004-011308 | 2004-01-20 |
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EP (1) | EP1707598B1 (ja) |
JP (1) | JP5084005B2 (ja) |
CN (1) | CN100480327C (ja) |
AU (1) | AU2005205269B2 (ja) |
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Also Published As
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US20070270535A1 (en) | 2007-11-22 |
JPWO2005068554A1 (ja) | 2007-12-27 |
CN100480327C (zh) | 2009-04-22 |
JP5084005B2 (ja) | 2012-11-28 |
DE602005008006D1 (de) | 2008-08-21 |
AU2005205269B2 (en) | 2008-09-11 |
US9139710B2 (en) | 2015-09-22 |
EP1707598A1 (en) | 2006-10-04 |
CN1910236A (zh) | 2007-02-07 |
AU2005205269A1 (en) | 2005-07-28 |
EP1707598A4 (en) | 2007-01-03 |
EP1707598B1 (en) | 2008-07-09 |
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