WO2012134152A2 - 젖산과 아이소소바이드가 공중합된 폴리에스테르 수지 및 그 제조방법 - Google Patents
젖산과 아이소소바이드가 공중합된 폴리에스테르 수지 및 그 제조방법 Download PDFInfo
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- WO2012134152A2 WO2012134152A2 PCT/KR2012/002240 KR2012002240W WO2012134152A2 WO 2012134152 A2 WO2012134152 A2 WO 2012134152A2 KR 2012002240 W KR2012002240 W KR 2012002240W WO 2012134152 A2 WO2012134152 A2 WO 2012134152A2
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
- C08G63/08—Lactones or lactides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/60—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
- C08G63/183—Terephthalic acids
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/66—Polyesters containing oxygen in the form of ether groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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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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- 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
- C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
Definitions
- the present invention relates to a polyester resin and a method of manufacturing the same, and more particularly, a lactic acid or a compound derived therefrom and an isosorbide copolymerized to provide a high content of a biomass-derived compound, as well as a polyester resin having excellent heat resistance and color. And to a method for producing the same.
- Biomass refers to biological organisms such as plants, microorganisms, cells, and animals that receive solar energy
- biomass materials include starch-based resources such as grains and potatoes, cellulose-based resources such as herbs, wood, rice straw, rice hulls, and candy.
- Plant-derived environmental cyclic resources such as sugar-based resources such as sorghum and sugar beet, and animal-derived environmental cyclic resources such as livestock manure, carcasses and microbial cells, as well as various organic properties such as paper and food waste derived from these resources. Contains waste.
- Biomass feedstocks are renewable and, unlike fossil fuels, are not depleted, and carbon dioxide released into the atmosphere through combustion is also environmentally friendly, as it is circulated in nature.
- the biomass raw materials can be utilized as an energy source or a material of various synthetic materials, and can replace conventional petrochemical products.
- Polyester resins are widely used in fields such as packaging materials, molded articles, and films, and are one of environmentally friendly plastics in which environmental hormones do not exist.
- the polycarbonate mainly used as a heat-resistant food container WHEREIN The necessity of the environment-friendly transparent heat-resistant polyester resin is increasing, when the danger of bisphenol-A is revealed.
- the homopolyester composed of terephthalic acid and ethylene glycol physical properties and heat resistance may be improved to some extent through stretch crystallization and heat setting, but there are limitations in improving application use and heat resistance. Therefore, in order to improve the moldability of the polyester resin and to remove crystallinity, polyester resins copolymerized with two or more glycol or dicarboxylic acid components are commercially widely used. However, it is difficult to improve heat resistance by the crystallization step.
- isosorbide which is a biomass-derived compound derived from starch, as a comonomer of a polyester resin.
- Polyester resins with an intrinsic viscosity of 0.35 dl / g or higher are used for optical products and coatings, polyester resins with an intrinsic viscosity of 0.4 dl / g or higher are used for CDs, and polyester resins with an intrinsic viscosity of 0.5 dl / g or higher are used for bottles and films. It can be used for sheet, injection, and the like.
- U.S. Patent No. 6,063,464 also discloses a method for producing a polyester having a intrinsic viscosity of 0.15 dl / g or more by melt polymerization using a glycol component containing isosorbide. These patents use polyesters to produce polyester using conventional polyester polymerization raw materials, methods and catalysts, while the total content of the biomass-derived compound is kept low.
- an object of the present invention is to provide an environmentally friendly polyester resin having an increased biomass raw material content and a method for producing the same, using isosorbide which is an environmentally cyclic polymerization raw material derived from a plant and lactic acid or a compound thereof. will be.
- Another object of the present invention is to provide a polyester resin having excellent heat resistance and color and a method of manufacturing the same.
- a diacid component containing terephthalic acid Diol component containing 1-60 mol% isosorbide and 1-90 mol% ethylene glycol with respect to the total diol component; And from 1 to 50% by weight of lactic acid or a derivative thereof, based on the total resin polymerization reactant, to derive from the diacid portion derived from the diacid component, the diol portion derived from the diol component and the lactic acid or compound derived thereof.
- It provides a polyester resin having a structure in which the hydroxy monovalent acid moiety is repeated.
- this invention is a diacid component containing terephthalic acid; Diol component containing 1-60 mol% isosorbide and 1-90 mol% ethylene glycol with respect to the total diol component; And a polymerization reaction product containing 1 to 50% by weight of lactic acid or a compound derived therefrom, based on the total resin polymerization reaction product, at an average residence time of 100 minutes to 10 hours at a pressure of 0.1 to 3.0 kgf / cm 2 and a temperature of 200 to 300 ° C.
- the polyester resin according to the present invention is manufactured using both isosorbide, which is a biomass-derived compound, and lactic acid or a compound thereof, which is environmentally friendly and has excellent heat resistance and color.
- the polyester resin according to the present invention is a diacid moiety derived from the diacid component by dipolymer component, diol component and lactic acid or a compound derived therefrom, the diol
- the diol moiety derived from the component and the hydroxy-monoacid moiety derived from the lactic acid or a compound derived therefrom have a repeating structure.
- the diacid component used in the preparation of the copolymerized polyester resin according to the present invention includes (i) terephthalic acid as a main component, and (ii) a copolymerizable monomer for improving physical properties of the polyester resin, if necessary, having from 8 to 14 carbon atoms.
- Dicarboxylic acid component selected from the group consisting of an aromatic dicarboxylic acid component and an aliphatic dicarboxylic acid component having 4 to 12 carbon atoms.
- the aromatic dicarboxylic acid component having 8 to 14 carbon atoms is selected from polyester resins such as isophthalic acid and 2,6-naphthalenedicarboxylic acid, such as isophthalic acid and diphenyl dicarboxylic acid, except for terephthalic acid component.
- Aromatic dicarboxylic acid component commonly used in the production wherein the aliphatic dicarboxylic acid component having 4 to 12 carbon atoms is 1,4-cyclohexanedicarboxylic acid, 1,3-cyclohexanedicarboxylic acid Linear, branched, or the like commonly used in the preparation of polyester resins such as cyclohexanedicarboxylic acid, phthalic acid, sebacic acid, succinic acid, isodecyl succinic acid, maleic acid, fumaric acid, adipic acid, glutaric acid, azelaic acid, and the like. Cyclic aliphatic dicarboxylic acid components.
- the dicarboxylic acid component may be used alone or in combination of two or more thereof.
- the content of the terephthalic acid component is 80 to 100 mol%, preferably 90 to 100 mol%, more preferably 95 to 100 mol%, and the remaining components are other aromatic or aliphatic dica except terephthalic acid. It is a carboxylic acid component.
- the content of the terephthalic acid component is too small, there is a fear that it does not have sufficient heat resistance and it is difficult to apply to molding applications.
- terephthalic acid component terephthalic acid
- alkyl esters thereof lower alkyl esters having 1 to 4 carbon atoms such as monomethyl, monoethyl, dimethyl, diethyl or dibutyl ester
- acid anhydrides thereof acid
- the diacid moiety, the diol moiety, and the hydroxy monoacid moiety are a condensation product of the diacid moiety, the diol moiety, and the hydroxy monoacid moiety.
- the polyester resin according to the present invention has a structure in which a hydroxy monoacid moiety is inserted into a conventional polyester structure in which the diacid moiety and the diol moiety are alternately repeated.
- the diol component used in the present invention is (i) 1 to 60 mol%, preferably 5 to 50 mol%, more preferably 10 to 40 mol%, most preferably 10 to 30 with respect to the total diol component.
- Mol% isosorbide (dianhydrohexitol) (ii) 1 to 90 mol%, preferably 10 to 85 mol%, more preferably 50 to 80 mol%, most preferably 70 to 80 mol % Ethylene glycol and, if necessary, (iii) diethylene glycol, triethylene glycol, propanediol (1,2-propanediol, 1,3-propanediol, etc.) as copolymerization monomers for improving physical properties of polyester resins.
- 1,4-butanediol pentanediol, hexanediol (such as 1,6-hexanediol), neopentyl glycol (2,2-dimethyl-1,3-propanediol), 1,2-cyclohexanediol, 1 , 4-cyclohexanediol, 1,2-cyclohexanedimethanol, 1,3-cyclohexanedimethanol, 1,4-cyclohexanedimethanol, tetramethylcyclobutanedi O, 20 to 20 mol%, preferably 1 to 10 mol% glycol selected from the group consisting of these and the like.
- Lactic acid or a compound derived thereof used in the present invention is a compound having both acid and alcohol properties, and examples thereof include D-lactic acid, L-lactic acid, and D or L-lactide produced from lactic acid.
- the content of the lactic acid or the derivative thereof is 1 to 50% by weight, preferably 10 to 40% by weight, more preferably 20 to 30% by weight based on the total resin polymerization reactant.
- the content of the biomass raw material component containing the isosorbide and lactic acid or a compound derived therefrom is preferably 5 to 70% by weight based on the total polyester resin polymerization raw material.
- it is 20-60 weight%, Most preferably, it is 30-50 weight%
- the content of the petroleum origin compound which consists of the diacid component and diol component is 30-95 weight%, Preferably it is 40-80 weight% to be.
- the content of the biomass raw material component is less than 5% by weight, there is no meaning of using the biomass raw material, and when the content of the biomass raw material exceeds 70% by weight, heat resistance and color of the produced polyester resin may be poor.
- the esterification reaction or the transesterification reaction is carried out at a pressure of 3.0 kgf / cm 2 (for example pressurized pressure) and an average residence time of 100 minutes to 10 hours at a temperature of 200 to 300 ° C.
- the esterification or transesterification product is subjected to a polycondensation reaction under reduced pressure of 400 to 0.1 mmHg and an average residence time of 1 to 10 hours at a temperature of 240 to 300 ° C.
- Ester resin can be manufactured.
- the final attained vacuum degree of the polycondensation reaction is less than 2.0 mmHg, and the esterification reaction and the polycondensation reaction may be performed under an inert gas atmosphere.
- the diol component for the diacid component is added so as to have a molar ratio of 1.05 to 3.0, and further 1 to 50% by weight of lactic acid or a derivative thereof is added to the total resin polymerization reaction, and then 200 to 300 ° C, preferably The esterification reaction is carried out at a temperature of 240 to 260 ° C., more preferably 245 to 255 ° C.
- the esterification reaction time (average residence time) is usually about 100 minutes to 10 hours, preferably about 2 hours to 500 minutes, and may vary depending on the reaction temperature and pressure and the molar ratio of the diol component to the diacid component.
- the catalyst is not required for the esterification reaction, but a catalyst may be used to shorten the reaction time.
- the esterification reaction (the first step) may be carried out in a batch or continuous manner, each raw material may be added separately, it is preferable to add in the form of a slurry mixed with terephthalic acid in glycol.
- a polycondensation reaction is performed and a polycondensation catalyst, a stabilizer, a coloring agent, etc. can be added to the product of an esterification reaction before starting a polycondensation reaction.
- a polycondensation catalyst one or more of conventional titanium, germanium, antimony, aluminum, tin compound, and the like may be appropriately selected and used. Among these, compared with antimony and titanium catalysts, the use of germanium catalysts has the advantage that the color of the polyester resin is excellent.
- phosphorus compounds such as phosphoric acid, trimethyl phosphate and triethyl phosphate can be generally used, and the amount of the additive is 10 to 100 ppm based on the weight of the final polyester based on the amount of phosphorus element. If the addition amount of the stabilizer is less than 10 ppm, the stabilization effect is insufficient, there is a fear that the color of the polymer (polyester) may turn yellow, if the content exceeds 100 ppm there is a fear that the desired high polymerization degree of the polymer may not be obtained.
- the polycondensation reaction is carried out under reduced pressure of 240 to 300 °C, preferably 250 to 290 °C, more preferably 260 to 280 °C and 400 to 0.1 mmHg.
- the reduced pressure condition is for removing glycol which is a byproduct of the polycondensation reaction.
- the polycondensation reaction is carried out for the required time, for example for an average residence time of 1 to 10 hours, until the desired intrinsic viscosity is reached.
- a small amount for example, 0.1 to 10 mol% of the total reactants
- trivalent acid and / or Or a trihydric alcohol component may further be used.
- the polyester resin according to the present invention After dissolving the polyester resin according to the present invention at a concentration of 1.2 g / dl in orthochlorophenol (OCP), when the intrinsic viscosity was measured at 35 ° C., 0.5 dl / g or more, preferably 0.6 dl / g or more More preferably 0.7 dl / g. Since the polyester resin according to the present invention has excellent heat resistance and color, it may be molded and usefully used as a film, a sheet, a drinking bottle, a baby bottle, a fiber, an optical product, and the like.
- OCP orthochlorophenol
- the unit "parts" or “%” means “parts by weight” or “% by weight”
- TPA is terephthalic acid
- IPA isophthalic acid ( isophthalic acid)
- ISB isosorbide
- EG is ethylene glycol
- 1,3-PDO is 1,3-propylene glycol (1,3-propylene glycol)
- Lactide represents L-lactide
- the performance evaluation method of the polymer is as follows.
- IV Intrinsic Viscosity
- Tg Glass-rubber transition temperature
- the reactants were added in the amounts shown in Table 1, 200 ppm of germanium catalyst, 70 ppm of phosphate stabilizer, and 50 ppm of cobalt-based colorant were added, followed by heating at 240-300 ° C. The reaction proceeded. The polycondensation reaction proceeded when the by-product water flowed out of the system 70-99%, and when the target viscosity was reached, superposition
- the amount of the catalyst, stabilizer and colorant was added in ppm units relative to the total raw material (reactant) amount on the basis of the atomic element of the catalyst, stabilizer and colorant molecules, respectively. Bio content (%), intrinsic viscosity, heat resistance (Tg), color L and color b of the final polymerized polyester resin were measured and shown in Table 1 together.
- a polyester resin was prepared in the same manner as in Comparative Example, except that the reactants were added in the amounts shown in Table 1, and the bio contents (%), intrinsic viscosity, heat resistance (Tg), and color L of the prepared polyester resin were prepared. , color b was measured and shown in Table 1.
- the contents of the diacid component and the diol component are all input amounts used for the synthesis of polyester. From Table 1, it can be seen that the polyester resin of the present invention containing lactic acid or a compound derived from the same, compared with the conventional polyester resin, is superior in heat resistance or higher and has high bio contents.
- Comparative Examples 1 to 3 are high heat-resistant polyester resins using isosorbide, and have Tg and bio content high while having a color IV similar to Color L and Color b, which are slightly lower than conventional polyester resins.
- the input amount of isosorbide, which is a bio-based raw material is increased in order to increase the bio contents, the Tg of the produced polyester is high and color tends to be lowered.
- Comparative Examples 4 and 5 have a similar IV and Tg using the bio-based raw material 1,3-PDO and relatively high bio contents, but 1,3-PDO has a large effect of lowering Tg. As a result, the amount of isosorbide to be added increases. If the isosorbide content is increased, the color (Poly) of the polyester is bad, 1,3-PDO also has the disadvantage of increasing the color of the final polymer. Examples 1 to 6 were added with the lactide to the same raw material as the comparative example, it can be seen that in the similar Tg and IV relatively high bio contents and excellent color.
- the polyester resin according to the present invention has excellent heat resistance and color, it may be molded and usefully used as a film, a sheet, a drinking bottle, a baby bottle, a fiber, an optical product, and the like.
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- Polymers & Plastics (AREA)
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Abstract
Description
Claims (7)
- 테레프탈산을 포함하는 이가산 성분; 전체 디올 성분에 대하여, 1 내지 60몰%의 아이소소바이드 및 1 내지 90몰%의 에틸렌글리콜을 포함하는 디올 성분; 및 전체 수지 중합 반응물에 대하여 1 내지 50중량%의 젖산 또는 그의 유래 화합물이 공중합되어,상기 이가산 성분으로부터 유도된 이가산 부분, 상기 디올 성분으로부터 유도된 디올 부분 및 상기 젖산 또는 그의 유래 화합물로부터 유도된 히드록시 일가산 부분이 반복되는 구조를 가지는 폴리에스테르 수지.
- 제1항에 있어서, 전체 수지 중합 반응물에 대하여, 상기 아이소소바이드와 젖산 또는 그의 유래 화합물을 포함하는 바이오 매스 원료 성분의 함량은 5 내지 70중량%이고, 상기 이가산 성분 및 디올 성분으로 이루어진 석유자원 유래 화합물의 함량은 30 내지 95 중량%인 것인, 폴리에스테르 수지.
- 제1항에 있어서, 상기 젖산 또는 그의 유래 화합물은 D-젖산, L-젖산, D-락티드 및 L-락티드로 이루어진 군으로부터 선택되는 것인, 폴리에스테르 수지.
- 제1항에 있어서, 상기 이가산 성분은 80 내지 100몰%의 테레프탈산 및 나머지 성분으로서, 탄소수 8 내지 14의 방향족 디카르복실산 성분, 탄소수 4 내지 12의 지방족 디카르복실산 성분으로 이루어진 군으로부터 선택된 디카르복실산 성분을 포함하는 것인, 폴리에스테르 수지.
- 제1항에 있어서, 전체 디올 성분에 대하여, 상기 아이소소바이드의 함량은 5 내지 50몰%이고, 상기 에틸렌글리콜이 함량은 50 내지 80몰%인 것인, 폴리에스테르 수지.
- 제1항에 있어서, 상기 폴리에스테르 수지를 오르토클로로페놀에 1.2g/dl의 농도로 용해시킨 후, 35℃에서 측정한 고유점도는 0.5 dl/g 이상인 것인, 폴리에스테르 수지.
- 테레프탈산을 포함하는 이가산 성분; 전체 디올 성분에 대하여, 1 내지 60몰%의 아이소소바이드 및 1 내지 90몰%의 에틸렌글리콜을 포함하는 디올 성분; 및 전체 수지 중합 반응물에 대하여 1 내지 50중량%의 젖산 또는 그의 유래 화합물을 포함하는 중합 반응물을, 0.1 내지 3.0 kgf/㎠의 압력 및 200 내지 300℃의 온도에서 100분 내지 10시간의 평균 체류시간 동안 에스테르화 반응 또는 에스테르 교환 반응시키는 단계; 및상기 에스테르화 또는 에스테르 교환 반응 생성물을 400 내지 0.1㎜Hg의 감압 조건 및 240 내지 300℃의 온도에서 1 내지 10시간의 평균 체류시간 동안 중축합 반응시키는 단계를 포함하는 폴리에스테르 수지의 제조방법.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201280015245.0A CN103459457B (zh) | 2011-03-29 | 2012-03-28 | 来源于乳酸和异山梨醇共聚作用的聚酯树脂及其制备方法 |
| EP12763836.9A EP2692763B1 (en) | 2011-03-29 | 2012-03-28 | Polyester resin resulting from the copolymerisation of lactic acid and isosorbide, and a production method therefor |
| JP2014502456A JP5848435B2 (ja) | 2011-03-29 | 2012-03-28 | 乳酸とイソソルバイドの共重合から得られるポリエステル樹脂およびその製造方法 |
| HK14102620.8A HK1189610B (en) | 2011-03-29 | 2012-03-28 | Polyester resin resulting from the copolymerisation of lactic acid and isosorbide, and a production method therefor |
| US14/006,167 US20140011976A1 (en) | 2011-03-29 | 2012-03-28 | Polyester resin resulting from the copolymerisation of lactic acid and isosorbide, and a production method therefor |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020110028366A KR101769560B1 (ko) | 2011-03-29 | 2011-03-29 | 젖산과 아이소소바이드가 공중합된 폴리에스테르 수지 및 그 제조방법 |
| KR10-2011-0028366 | 2011-03-29 |
Publications (2)
| Publication Number | Publication Date |
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| WO2012134152A2 true WO2012134152A2 (ko) | 2012-10-04 |
| WO2012134152A3 WO2012134152A3 (ko) | 2012-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| PCT/KR2012/002240 Ceased WO2012134152A2 (ko) | 2011-03-29 | 2012-03-28 | 젖산과 아이소소바이드가 공중합된 폴리에스테르 수지 및 그 제조방법 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20140011976A1 (ko) |
| EP (1) | EP2692763B1 (ko) |
| JP (1) | JP5848435B2 (ko) |
| KR (1) | KR101769560B1 (ko) |
| CN (1) | CN103459457B (ko) |
| TW (1) | TWI545145B (ko) |
| WO (1) | WO2012134152A2 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170058078A1 (en) * | 2013-09-02 | 2017-03-02 | Biochemtex S.P.A. | Bio-derived ethylene glycol compositions for polyester bottles |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101775620B1 (ko) * | 2011-04-06 | 2017-09-07 | 에스케이케미칼주식회사 | 코팅용 폴리에스테르 바인더 수지 및 이를 함유하는 코팅 조성물 |
| KR102251210B1 (ko) * | 2014-04-11 | 2021-05-11 | 에스케이케미칼 주식회사 | 다층 폴리에스테르 시트 및 그 성형품 |
| KR101586458B1 (ko) * | 2014-04-22 | 2016-01-18 | 롯데케미칼 주식회사 | 신규한 폴리에스테르 수지 |
| CN105440268B (zh) * | 2014-08-29 | 2018-02-13 | 中国科学院长春应用化学研究所 | 一种脂肪族‑芳香族‑聚乳酸多嵌段共聚物 |
| FR3027906B1 (fr) * | 2014-10-29 | 2017-01-06 | Roquette Freres | Procede de fabrication d'un polyester contenant au moins un motif 1,4 : 3,6-dianhydrohexitol a coloration amelioree |
| KR102210477B1 (ko) * | 2014-10-31 | 2021-01-29 | 에스케이케미칼 주식회사 | 다층 플라스틱 카드 |
| CN105419769B (zh) * | 2015-11-05 | 2018-11-16 | 中国石油天然气股份有限公司 | 一种可降解纤维及含其的压裂液与该压裂液的制备方法 |
| KR102568743B1 (ko) | 2017-05-31 | 2023-08-22 | 에스케이케미칼 주식회사 | 폴리에스테르 수지, 이의 제조 방법 및 이로부터 형성된 수지 성형품 |
| KR102568693B1 (ko) | 2017-06-02 | 2023-08-21 | 에스케이케미칼 주식회사 | 폴리에스테르 섬유, 이의 제조 방법 및 이로부터 형성된 성형체 |
| KR102568694B1 (ko) | 2017-06-22 | 2023-08-22 | 에스케이케미칼 주식회사 | 폴리에스테르 용기, 이의 제조 방법 |
| KR102684863B1 (ko) * | 2017-06-26 | 2024-07-15 | 에스케이케미칼 주식회사 | 폴리에스테르 필름 및 이의 제조 방법 |
| CN111087588B (zh) * | 2019-12-18 | 2022-05-24 | 浙江恒澜科技有限公司 | 一种异山梨醇改性的高耐热生物降解聚酯及其制备方法 |
| CA3161209A1 (en) * | 2019-12-18 | 2021-06-24 | Bryan Benson | Downhole tool member comprising a branched poly(hydroxyacid) |
| CN112341611A (zh) * | 2020-11-20 | 2021-02-09 | 吉林大学 | 一种高耐热良好力学性能可降解改性聚酯及其制备方法 |
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| US5959066A (en) | 1998-04-23 | 1999-09-28 | Hna Holdings, Inc. | Polyesters including isosorbide as a comonomer and methods for making same |
| US6063464A (en) | 1998-04-23 | 2000-05-16 | Hna Holdings, Inc. | Isosorbide containing polyesters and methods for making same |
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| JP2009242443A (ja) * | 2008-03-28 | 2009-10-22 | Toray Ind Inc | ポリ乳酸ブロック共重合体、その製造方法および成形品 |
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| KR101761912B1 (ko) * | 2010-01-08 | 2017-07-27 | 에스케이케미칼주식회사 | 폴리에스테르 수지 및 이를 포함하는 토너 |
| KR101775620B1 (ko) * | 2011-04-06 | 2017-09-07 | 에스케이케미칼주식회사 | 코팅용 폴리에스테르 바인더 수지 및 이를 함유하는 코팅 조성물 |
-
2011
- 2011-03-29 KR KR1020110028366A patent/KR101769560B1/ko active Active
-
2012
- 2012-03-28 TW TW101110868A patent/TWI545145B/zh active
- 2012-03-28 WO PCT/KR2012/002240 patent/WO2012134152A2/ko not_active Ceased
- 2012-03-28 JP JP2014502456A patent/JP5848435B2/ja not_active Expired - Fee Related
- 2012-03-28 EP EP12763836.9A patent/EP2692763B1/en active Active
- 2012-03-28 CN CN201280015245.0A patent/CN103459457B/zh active Active
- 2012-03-28 US US14/006,167 patent/US20140011976A1/en not_active Abandoned
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| US5959066A (en) | 1998-04-23 | 1999-09-28 | Hna Holdings, Inc. | Polyesters including isosorbide as a comonomer and methods for making same |
| US6063464A (en) | 1998-04-23 | 2000-05-16 | Hna Holdings, Inc. | Isosorbide containing polyesters and methods for making same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20170058078A1 (en) * | 2013-09-02 | 2017-03-02 | Biochemtex S.P.A. | Bio-derived ethylene glycol compositions for polyester bottles |
| EP3041879B1 (en) | 2013-09-02 | 2022-05-25 | versalis S.p.A. | Bio-derived ethylene glycol compositions for polyester bottles |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103459457A (zh) | 2013-12-18 |
| TWI545145B (zh) | 2016-08-11 |
| JP5848435B2 (ja) | 2016-01-27 |
| WO2012134152A3 (ko) | 2012-12-27 |
| JP2014509676A (ja) | 2014-04-21 |
| EP2692763B1 (en) | 2020-03-25 |
| KR101769560B1 (ko) | 2017-08-18 |
| TW201241039A (en) | 2012-10-16 |
| US20140011976A1 (en) | 2014-01-09 |
| EP2692763A4 (en) | 2014-10-15 |
| HK1189610A1 (zh) | 2014-06-13 |
| CN103459457B (zh) | 2016-05-25 |
| KR20120110477A (ko) | 2012-10-10 |
| EP2692763A2 (en) | 2014-02-05 |
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