WO2004078824A1 - ポリエステル重合体およびその成形体およびポリエステル重合体の製造方法 - Google Patents
ポリエステル重合体およびその成形体およびポリエステル重合体の製造方法 Download PDFInfo
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- WO2004078824A1 WO2004078824A1 PCT/JP2004/002420 JP2004002420W WO2004078824A1 WO 2004078824 A1 WO2004078824 A1 WO 2004078824A1 JP 2004002420 W JP2004002420 W JP 2004002420W WO 2004078824 A1 WO2004078824 A1 WO 2004078824A1
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- dicarboxylic acid
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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
- C08G63/199—Acids or hydroxy compounds containing cycloaliphatic 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
- C08G63/19—Hydroxy compounds containing aromatic rings
- C08G63/193—Hydroxy compounds containing aromatic rings containing two or more aromatic 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
- C08G63/183—Terephthalic acids
-
- 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
-
- 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
- C08G63/668—Polyesters containing oxygen in the form of ether groups derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/672—Dicarboxylic acids and dihydroxy compounds
Definitions
- polyester copolymers are useful as optical materials because of their high refractive index, low birefringence, excellent heat resistance, and transparency. There are cases where physical properties vary widely, and there is a problem that quality is not stable.
- the inventors of the present invention have conducted intensive studies in view of the drawbacks of the prior art, and as a result, have found a polyester polymer having less variation in physical properties such as heat resistance and a method for producing the same, and have completed the present invention.
- the goal is to have excellent transparency, mechanical and electrical properties.
- Still another object is to provide a polyester polymer which can be easily and inexpensively produced on an industrial scale, a molded product thereof, and a method for producing the polymer.
- the above object is achieved by the following methods for producing a polyester polymer, a molded article thereof, and a polyester polymer. That is, a polyester polymer comprising a dicarboxylic acid or an ester-forming derivative thereof and a dihydroxy compound, wherein dicarboxylic acid includes an alicyclic dicarboxylic acid or an ester-forming derivative thereof, and a dihydroxy compound is generally used.
- a polyester polymer comprising the compound represented by the formula (1), wherein the amount of dimethylene glycol (DEG) in the polyester polymer is 6 mol% or less.
- a polyester polymer comprising a dicarboxylic acid or an ester-forming derivative thereof and a dihydroxy compound, wherein the dihydroxy compound contains the compound represented by the general formula (1), and the dicarboxylic acid is an alicyclic dicarboxylic acid and an aromatic dicarboxylic acid or A polyester polymer containing these ester-forming derivatives, wherein the amount of diethylene glycol in the polyester polymer is 6 mol% or less.
- FIG. 1 is an NMR spectrum of the polyester polymer of Example 1.
- FIG. 2 is an NMR spectrum of the polyester polymer of Comparative Example 2. BEST MODE FOR CARRYING OUT THE INVENTION
- the polyester polymer of the present invention is a polyester polymer comprising a dicarboxylic acid or an ester-forming derivative thereof and a dihydroxy compound, wherein the dicarboxylic acid comprises an alicyclic dicarbonic acid and / or an ester-forming derivative thereof; Contains a compound represented by the general formula (1), and the amount of diethylene glycol in the polyester polymer is 6 mol% or less.
- R 2 , R 3 , R 4 , and R 5 are hydrogen or an alkyl group having 1 to 4 carbon atoms, an aryl group, and an aralkyl group. May be
- the amount of diethylene glycol in the polymer exceeds 6 mol%, the glass transition temperature, which is an indicator of heat resistance, and the refractive index decrease, and the polymer properties change greatly, making it unusable as an optical resin. . In addition, it becomes difficult to economically provide polymers of industrially stable quality.
- the amount of diethylene glycol is preferably 4 mo 1% or less, particularly preferably 3mo 1% or less.
- the glass transition temperature (Tg) of the polyester polymer of the present invention is preferably 80 ° C to 150 ° C, more preferably 100 ° C to 150 ° C, in view of the fluidity of the melt and the heat resistance of the molded article. 1 50 ° C.
- the most effective method is to reduce the amount of dicarboxylic acid compound and dihydroxy compound as raw materials of the polyester polymer. In these raw materials, the di-containing compound used in producing the dicarboxylic acid compound and the dihydroxy compound remains. If this amount is too large, the amount of styrene glycol in the polyester polymer is increased. If the amount exceeds 6 mol%, the effect of the present invention cannot be obtained.
- the amount of iodine is extremely large, that is, if the amount of iodine exceeds 100 ppm, the progress of the polymerization reaction is extremely slowed down, and the reaction becomes poor, and a polymer having a required degree of polymerization cannot be obtained. Further In some cases, the polymerization reaction is carried out at a high temperature of 270 ° C, and the stainless steel reaction vessel may corrode.
- the amount of polyester polymer of the present invention is preferably 70 ppm or less.
- the polyester polymer of the present invention includes an aromatic dicarboxylic acid or an ester-forming derivative thereof.
- an aromatic dicarboxylic acid or an ester-forming derivative thereof
- terephthalic acid or isophthalic acid enters the main chain direction
- the optical anisotropy is increased. I have. Therefore, if the aromatic dicarboxylic acid component is reduced and replaced with an aliphatic dicarboxylic acid or an alicyclic dicarboxylic acid, the optical anisotropy can be reduced.
- the magnitude of the optical anisotropy can be determined by measuring the birefringence of a molded article formed using a polymer material. The birefringence of a molded article of this material is almost zero.
- the alicyclic dicarboxylic acid used in the polyester polymer of the present invention includes a monocyclic alicyclic dicarboxylic acid such as cyclohexanedicarboxylic acid represented by the following general formula (2) or the following general formula (3) , (4), decalin dicarboxylic acid represented by the following general formulas (5), (6), norportane dicarboxylic acid represented by the following general formulas (7), (8): adamantane dicarboxylic acid represented by the following general formulas (7), (8) Examples thereof include boric acid and polycyclic alicyclic dicarboxylic acids such as tricyclodecene dicarboxylic acid represented by the following general formulas (9), (10) and (11).
- R 6 is hydrogen or an alkyl group having 1 to 7 carbon atoms, an aryl group, or an aralkyl group, which may be the same or different.
- A is a natural number of 1 to 10.
- R 7 and R 8 are hydrogen or an alkyl, aryl, or aralkyl group having 1 to 7 carbon atoms and may be the same or different; b and c are natural numbers of 1 to 7 .
- R 9 and. are hydrogen or an alkyl group having 1 to 7 carbon atoms, an aryl group, or an aralkyl group, which may be the same or different. Cl and e are natural numbers of 1 to 7. )
- Ru and R i 2 are hydrogen or an alkyl group having 1 to 7 carbon atoms, an aryl group, or an aralkyl group, which may be the same or different.
- F and g are natural numbers of 1 to 7. is there.
- R 13 and R 14 are hydrogen or an alkyl group having 1 to 7 carbon atoms, an aryl group, or an aralkyl group and may be the same or different.) !, i is a natural number of 1 to 7 Is.
- R 15 , R 16 and R 17 are hydrogen or an alkyl group having 1 to 7 carbon atoms, an aryl group or an aralkyl group, which may be the same or different.
- J and k are natural numbers of 1 to 8 Where 1 is a natural number from 1 to 9.
- R 18 , R 19 and R 2 are hydrogen or an alkyl group having 1 to 7 carbon atoms, an aryl group or an aralkyl group, which may be the same or different, and m is a natural number of 1 to 7 Where n and 0 are natural numbers from 1 to 9.
- R 23 and R 24 are hydrogen or an alkyl group having 1 to 7 carbon atoms, an aryl group, or an aralkyl group, which may be the same or different.
- R is a natural number of 1 to 6, and s Is a natural number from 1 to 7.
- R 25 and R 26 are hydrogen or an alkyl group having 1 to 7 carbon atoms, an aryl group, or an aralkyl group which may be the same or different.
- T is a natural number of 1 to 8, and u Is a natural number from 1 to 6.
- ester-forming derivatives of these alicyclic dicarboxylic acids include dicarboxylic acid ester-forming derivatives usually used for polyesters, and examples include alkyl esters such as dimethyl ester and getyl ester.
- alicyclic dicarboxylic acids or their ester-forming derivatives may be used alone or in combination of two or more as required.
- the alicyclic dicarboxylic acid or an ester-forming derivative thereof used in the present invention can be arbitrarily contained in an amount of 1 to 10 Omo 1% as 100, but when used together with an aliphatic dicarboxylic acid as another dicarboxylic acid, in order to further improve heat resistance, When used together with a polycyclic aromatic dicarponic acid / biphenyldicarboxylic acid, each is preferably 5 Omo 1% or less to reduce the birefringence.
- dicarboxylic acid used as another component used in the present invention examples include aliphatic dicarboxylic acids such as malonic acid, succinic acid, glutaric acid, adipic acid, pimelic acid, suberic acid, azelaic acid, methylmalonic acid, and ethylmalonic acid; Monocyclic aromatic dicarboxylic acids such as terephthalic acid and isophthalic acid; naphthalenedicarboxylic acids such as 2,6-naphthalenedicarboxylic acid and 1,8-naphthalenedicarboxylic acid; polycyclic rings such as anthracenedicarboxylic acid and phenanthenedicarboxylic acid Examples include aromatic dicarboxylic acids and biphenyldicarboxylic acids such as 2,2′-biphenyldicarboxylic acid.
- aliphatic dicarboxylic acids such as malonic acid, succinic acid, glutaric acid, adipic acid, pimelic acid, sub
- examples of the dihydroxy compound represented by the general formula (1) include 9,9-bis [4- (2-hydroxyethoxy) phenyl] fluorene and 9,9-bis [4-(2- Hydroxyethoxy) 1-3-Methylphenyl] fluorene, 9,9-bis [4- (2-hydroxyethoxy) -1,3,5-dimethylphenyl] fluorene, 9,9-bis [4- (2-hydroxyethoxy) I 3-Ethylphenyl] fluorene, 9,9-bis [4- (2-hydroxyethoxy) — 3,5-Jetylphenyl] fluorene, 9,9-bis [4- (2-hydroxyethoxy) —3 —Propylphenyl] fluorene, 9,9-bis [4- (2-hydroxyethoxy) -1,3,5-dipropylphenyl] fluorene, 9,9-bis [4-1 (2-hydroxyethoxy) -13 —Isopropyl
- Fluorene 9, 9-bis [4- (2-Hydroxyethoxy) -1,3-isobutylphenyl] fluorene, 9 , 9-bis [4-1 (2-hydroxyethoxy) -1,3,5-diisobutylphenyl] fluorene, 9,9-bis [4-1 (2-hydroxyethoxy) -1,3- (1-methylpropyl) Phenyl] fluorene, 9,9-bis [4- (2-hydroxyethoxy) -1,3,5-bis (1-methylpropyl) phenyl] Fluorene, 9,9-bis [4 ⁇ (2-hydroxyethoxy) -1-3-phenylphenyl] fluorene, 9,9-bis [4- (2-hydroxyethoxy)-3,5-diphenylphenyl] fluorene, 9, 9 1-bis [4-1 (2-hydroxyethoxy) -1-3-benzylphenyl] fluorene, 9,9-bis [4-1 (2-
- the dihydroxy compound represented by the general formula (1) preferably accounts for 10 to 95 mol% of the glycol component in the resin.
- the content is 95 mol% or less, there is an advantage that the melt polymerization reaction easily proceeds and the polymerization time is short.
- polymerization can be performed in a short time by producing by a solution polymerization method or an interfacial polymerization method.
- 1 Omo 1% or more is preferable in that the glass transition temperature of the resin is high.
- Examples of the dihydroxy compound other than the general formula (1) used in the present invention include those commonly used in plastics. Examples thereof include ethylene glycol, 1,3-propanediol, 1,2-propanediol, Aliphatic glycols such as 1,4-butanediol, 1,2-butanediol, 1,3-butanediol, 1,5-pentanediol, 1,4-pentanediol, 1,3-pentanediol, and cycloalkyl; Alicyclic glycols such as hexanedimethanol and cyclopentanedimethanol; aromatic diols such as 1,4-benzenedimethanol and 1,3-benzenedimethanol; Of these, ethylene glycol and 1,4-butanediol are preferred, and ethylene glycol is particularly preferred from the viewpoint of heat resistance. These may be used alone or in combination of two or more.
- At least one dihydroxy compound having an aromatic ring in the main chain and side chain such as 1,1-bis [4- (2-hydroxyethoxy) phenyl] 111-phenylethane, and other dihydroxy compounds may be used.
- the above may be used together with a limit of 1 Omo 1% of all diol components.
- the process is divided into a first step in which a dicarboxylic acid compound and a dihydroxy compound are reacted to obtain an ester compound, and a second step in which the obtained ester compound is polycondensed.
- esterification reactions There are two esterification reactions, ⁇ 1> a direct esterification reaction of reacting a dicarboxylic acid and a dihydroxy compound, and ⁇ 2> a transesterification reaction of reacting a dicarboxylic acid ester with a dihydroxy compound.
- both methods are used. Can be adopted.
- the amount of raw material in the dicarboxylic acid compound needs to be 50 ppm or less, and the amount of raw material in the dihydroxy compound needs to be 20 ppm or less.
- the amount of iodide in the dicarboxylic acid compound is 40 PPM or less, and the amount of iodide in the dihydroxy compound is 15 PPM or less.
- the amount of thiol in the dicarboxylic acid compound exceeds 50 ppm or the amount of thiol in the dihydroxy compound exceeds 20 ppm, side reactions tend to occur.
- the quality of the polyester polymer is reduced due to the effect of a large amount of diethylene glycol produced by the side reaction.
- the amount of dicarboxylic acid compound and dihydroxy compound in the dihydroxy compound is due to the residue of the iodide-containing compound used in each production process. In producing these compounds, thioacetic acid, ⁇ -mercaptopropionic acid, sulfuric acid and the like are used.
- the purification is strictly performed and the amount of the polymer is less than a specific value. It is important to use dicarboxylic acid compounds and dihydroxy compounds.
- the reaction conditions of the first step and the second step can be freely set in accordance with the selection of a specific compound to be used and the like.
- the reaction when the transesterification reaction is performed in the first step, the reaction is performed in an open system.
- the reaction When the direct esterification reaction is performed, the reaction is performed in an open system. And a pressure system.
- the reaction is proceeded by gradually reducing the pressure while increasing the temperature, and finally proceeding at about 270 ° C, about 133 Pa (l To rr) or less.
- a heat stabilizer can be added to the polyester polymer of the present invention in order to prevent a decrease in molecular weight or deterioration of hue during molding or the like.
- heat stabilizer examples include phosphorous acid, phosphoric acid, phosphonous acid, phosphonic acid, and esters thereof, and specific examples thereof include trifenyl phosphite, tris (nonylphenyl) phosphite, and tris (2,4-ji tert-butyl phenyl) phosphite, tridecyl phosphite, trioctyl phosphite, trioctadecyl phosphite, didecyl monophenyl phosphite, dioctyl monophenyl phosphite, diisopropyl monosulfide Ethyl phosphite, monobutyl diphenyl phosphite, monodecyl diphenyl phosphite, monooctyl diphenyl phosphite, bis (2,6-di-tert-butyl-4-
- tris nonylphenyl phosphite, trimethyl phosphite, tris (2,4-di-tert-butylphenyl) phosphite, bis (2,4-di-tert-butyl phenyl) pentyl erythritol diphosphite And dimethyl benzenephosphonate are preferably used.
- heat stabilizers may be used alone or in combination of two or more.
- the amount of the heat stabilizer is preferably 0.001 to 1 part by weight, more preferably 0.0005 to 0.5 part by weight, and more preferably 0.0005 to 0.5 part by weight, based on 100 parts by weight of the polyester polymer. ⁇ 0.2 parts by weight is more preferred.
- the polyester polymer of the present invention may be blended with an antioxidant generally known for the purpose of preventing oxidation.
- antioxidants include, for example, pentaerythritol tetrakis (3-mercaptopropionate), pentaerythritol tetrakis (3-radiurylthiopropionate), glycerol mono-l-stearylthiopropionate, triglyceride Ethyleneglycol-l-bis [3- (3-tert-butyl-5-methyl-4-hydroxyphenyl) propionate], 1,6-hexanediol-bis [3- (3,5-ditert-butyl-4-hydroxyphenyl) Enyl) propionate], pentaerythritol-tetrakis [3- (3,5-di-tert-butyl-4-hydroxyphenyl) propionate], octadecyl-3- (3,5-di-tert-butyl-4-hydroxyphenyl) Propionate, 1,3,5-trimethyl-1,2,4,6-tris (3,5-
- the compounding amount of these antioxidants is preferably from 0.0001 to 0.5 part by weight, based on 100 parts by weight of the polyester polymer.
- a releasing agent can be added to the polyester polymer of the present invention as long as the object of the present invention is not impaired.
- release agents include higher fatty acid esters of monohydric or polyhydric alcohols, higher fatty acids, paraffin wax, honey, olefin wax, olefin wax containing carboxy group and / or carboxylic anhydride group, Examples include silicone oil, organopolysiloxane, and the like.
- the amount of the release agent is preferably from 0.01 to 5 parts by weight, based on 100 parts by weight of the polyester polymer.
- the higher fatty acid ester is preferably a partial ester or a whole ester of a monohydric or polyhydric alcohol having 1 to 20 carbon atoms and a saturated fatty acid having 10 to 30 carbon atoms.
- a partial or total ester of a monohydric or polyhydric alcohol and a saturated fatty acid include monoglyceride stearate, diglyceride stearate, triglyceride stearate, monosorbitate stearate, stearyl stearate, and behenic acid.
- Monoglyceride behenyl behenate, pentaerythritol monostearate, pentaerythritol tetrastearate, pentaerythritol monotetraperargonate, propylene glycol monostearate, stearyl stearate, palmityl palmi Examples include tetraethyl, butyl stearate, methyl laurate, isopropyl palmitate, biphenyl bibiphenate, sorbitan monostearate, and 2-ethylhexyl stearate.
- monoglyceride stearate, triglyceride stearate, erythritol tetrastearate, and henenyl behenate are preferably used.
- a saturated fatty acid having 10 to 30 carbon atoms is preferable.
- Such fatty acids include myristic acid, lauric acid, palmitic acid, stearic acid, behenic acid, and the like.
- a light stabilizer may be added to the polyester polymer of the present invention as long as the object of the present invention is not impaired.
- Such light stabilizers include, for example, 2- (2'-hydroxy-5'-tert-l-octylphenyl) benzotriazol, 2- (3-tert-l-butyl-1-5-methyl-2-methylhydroxyphenyl) 15-chloro Benzotriazole, 2- (5-methyl-2-hydroxy)
- Benzo) benzotriazole 2_ [2-hydroxy-1,3,5-bis ( ⁇ , ⁇ -dimethylpentyl) phenyl] —2 ⁇ -benzotriazole, 2,2'-methylenebis (4-cumyl-6 —Benzotriazo-l-phenyl), 2,2′- ⁇ -phenylenebis (1,3-benzobenzoxazine-41-one) and the like.
- the compounding amount of such a light stabilizer is preferably 0.01 to 2 parts by weight when the amount of the polyester polymer is 100 parts by weight.
- These light stabilizers may be used alone or in combination of two or more.
- the polyester polymer of the present invention may contain a bleeding agent in order to cancel the yellowish tint of the lens based on the polyester polymer or the ultraviolet absorber. it can.
- a bleeding agent any one used for polyester resin, polycarbonate resin and the like can be used without any particular trouble.
- anthraquinone dyes are easily available and preferred.
- Specific blueing agents include, for example, the common name Solvent Vio1 et 13 [CA No (Color Index No) 60725], the common name Solvent Violet 31 [CA. No 68210, the common name Solvent Vio 1 et 33 [CA, No 60725 ;, generic name Solvent Blue 94 [CA.No 6 1500], generic name So1 vent Violet 36 [CA.No 682 10], generic name Solvent Blue 97 and the common name Solvent Blue 45 [CA. No 6 11 10] are typical examples.
- the miscibility is improved to ensure stable physical properties.
- a method of adhering the compounding agent to chips and a method of kneading using melt in a single-screw extruder or a twin-screw extruder to form chips. It is preferable to use a single-screw extruder or a twin-screw extruder in order to further improve the miscibility and obtain stable release properties and various physical properties.
- the method using a single-screw extruder or a twin-screw extruder does not use a solvent or the like, has a small burden on the environment, and can be suitably used from the viewpoint of productivity.
- the melt-kneading temperature of the extruder is from 200 to 350 ° C, preferably from 230 to 300 ° C. If the temperature is lower than 200 ° C, the melt viscosity of the resin is high, the load on the extruder increases, and the productivity decreases. If it is higher than 350, the resin is liable to deteriorate, the color of the resin turns yellow, and the strength decreases due to the decrease in molecular weight.
- the concentration is preferably 40 im or less, more preferably 10 or less.
- the resin discharged from the extruder be carried out in a clean room in order to prevent foreign matter from being mixed after extrusion.
- cooling methods such as air cooling and water cooling.
- air cooling it is desirable to use air from which foreign substances in the air have been removed in advance using a hepa filter or the like to prevent air from adhering to foreign substances.
- water cooling it is desirable to use water from which foreign matter in the water has been removed by removing the metal content with an ion exchange resin or the like, and furthermore, at the filling station.
- the size of the filter varies, it is preferable to use a filter having a size of 10 to 0.45 m.
- the degree of polymerization of the polyester polymer is defined as an intrinsic viscosity (from 20 in a mixed solution of 60% by weight of phenol and 40% by weight of 1,1,2,2-tetrachloroethane ; measured at 20). Polyester polymers (first component) in the range of 0.8 are preferred. Those having an extremely low intrinsic viscosity have low mechanical strength when molded into a lens or the like. In addition, when the intrinsic viscosity increases, the fluidity during molding decreases, the cycle characteristics decrease, and the birefringence of the molded article tends to increase.
- the polyester polymer one having a degree of polymerization in terms of intrinsic viscosity in the range of 0.3 to 0.8, more preferably in the range of 0.35 to 0.7 is used.
- a raw material charging step, a polymerization step, a step of forming the polymer into a pellet, an injection molding, a step of forming a sheet or a film, etc. Be careful not to mix dust.
- class 100 or less is preferable for a normal compact disc (hereinafter referred to as CD), and class 100 or less is preferable for more advanced information recording.
- the polyester molded article of the present invention is obtained by subjecting the aforementioned polyester polymer to a conventionally known molding method, for example, an injection molding method, an injection compression molding method, a transfer molding method, a blow molding method, an extrusion molding method, and a pressure molding method. It can be obtained by a method such as a casting molding method.
- the injection molding method and the injection compression molding method are well suited, and films, sheets, Extrusion molding is suitable for optical fibers and fibers.
- the professional molding method is suitable, and for molding, the pressure molding method and the transfer molding method are suitable.
- the polyester polymer of the present invention demands excellent properties such as transparency, low optical anisotropy, and heat resistance.
- an injection molding method, an injection compression molding method, and an extrusion molding method are preferable.
- Injection compression molding machines are well suited for molding optical disk substrates, which are an example of optical moldings, and by appropriately selecting molding conditions such as resin temperature, mold temperature, and holding pressure, the birefringence of the disk substrate An excellent product is obtained which is very uniform and has very uniform birefringence, thickness, transferability, etc. in the radial direction of the disk substrate, and has no warpage.
- molding conditions differ depending on the composition, the degree of polymerization, and the like, and cannot be specified unconditionally.
- the mold temperature is preferably a glass transition temperature, that is, from 80 ° C. to 150 ° C.
- the resin temperature is preferably from 230 to 320 ° C.
- the temperature is lower than 230 ° C, the fluidity and transferability of the resin deteriorate, and stress distortion remains during molding to increase birefringence.
- the temperature exceeds 320 ° C., thermal decomposition of the resin is liable to occur, which causes a reduction in the strength and coloring of the molded product, and may further cause contamination of the mold mirror surface and the stamper, and a decrease in releasability.
- plastic lens molding which is an example of an optical molding
- injection molding machines and injection compression molding machines are used from the viewpoint of mass productivity.
- Plastic lenses with low optical distortion can be easily obtained by properly selecting molding conditions such as resin temperature, mold temperature, and holding pressure. Such molding conditions differ depending on the composition, the degree of polymerization, etc., and cannot be specified unconditionally.
- the molding temperature is from 230 ° C to 320 ° C
- the mold temperature is the glass transition temperature or 5 ° from the glass transition temperature.
- the temperature is preferably 20 ° C lower than C, that is, 60 ° C or higher and 150 ° C or lower.
- the precision of a molded plastic lens is represented by dimensional precision and surface characteristics. If these precisions are poor, optical distortion increases, but using the resin of the present invention, a plastic lens with low optical distortion under the above conditions can be used. Obtained easily.
- the refractive index n d at the D-line was measured with an Abbe refractometer DR-M2 manufactured by Ayago using an interference filter with a wavelength of 589 nm.
- a resin was press-molded at 160 to 240 ° C to prepare a film having a thickness of 80 to 150; m, and the obtained film was cut into a strip of about 8 X 20 mm to obtain a measurement test piece. The measurement was performed at 20 ° C using 1-promonaphthalene as the interface liquid.
- the sulfuric acid component was quantified by ion chromatography.
- Sample 0.1 g in a 2 Om 1 volumetric flask make up with 2 Om 1 in pure water, extract for 10 minutes with an ultrasonic vibrator, filter through a 0.45 filter, and measure A sample was used.
- Quantification was performed using 7 mmo 1 KOH aqueous solution as the eluent and AS- 17 (Dionex) as the column.
- 1,4-cyclohexanedicarboxylic acid 1 mo 1 (manufactured by Istmann Chemical Co., Ltd.) with an Io content of 33 PPM derived from sulfuric acid, the 9,9-bis [4 i (2 —Hydroxyethoxy) phenyl] fluorene (Osaka Gas Chemical Co., Ltd., BPE F) 0.8 mol and 2.2 mol of ethylene glycol are used as raw materials, and these are charged into a reaction vessel and stirred at room temperature according to a conventional method. The esterification reaction was performed by gradually heating to 230 ° C.
- This resin was pressed at 200 ° C. to obtain a film having a thickness of 100 zm.
- Refractive index is 1.
- the glass transition temperature was 126 ° (:, the content of DEG was 1.8 mol%.
- a pellet was produced in the same manner as in Example 1 except that the raw material composition ratio and the amount of contained iron were changed as shown in Table 1, and evaluated similarly. Table 1 shows the results. In each case, uniform and transparent products were obtained, and the moldability was also good.
- 1,4-cyclohexanedicarboxylic acid 1 mo 1 (manufactured by Istoman Chemical Co., Ltd.) of 73 ppm of sulfur content derived from sulfuric acid
- the 9,9-bis [ 4- (2-Hydroxyethoxy) phenyl] fluorene (manufactured by Osaka Gas Chemical Co., Ltd.) 0.8 mol, ethylene glycol 2.2 mol are used as raw materials, these are charged into a reaction vessel, and the mixture is stirred and stirred at room temperature according to a conventional method.
- To 230 T to gradually carry out the esterification reaction.
- the degree of vacuum was reduced to 133 Pa (1 Torr) or less. Maintaining this condition, The reaction was terminated after a predetermined time (approximately 4 hours) because the stirring torque did not reach the predetermined value, and the reaction product was extruded into water to obtain a pellet.
- the resin was pressed at 200 ° C., but was brittle and no film was obtained.
- the glass transition temperature was 69 ° C, and the content of DEG was 23 mol%. Table 1 shows the results. Injection moldings were brittle and could not be obtained.
- 1,4-cyclohexanedicarboxylic acid manufactured by Yeastman Chemical Co., Ltd.
- l mol with sulfur content derived from sulfuric acid of 16 PPM 9,9-bis [ 4 (2-Hydroxyethoxy) phenyl] fluorene Osaka Gas Chemical Co., Ltd. 0.8 mol
- ethylene glycol 2.2 mol are charged into a reaction vessel, and these are charged into a reaction vessel and stirred at room temperature according to a conventional method.
- the esterification reaction was performed by gradually heating to 230 ° C.
- This resin was pressed at 200 ° C. to obtain a film having a thickness of 100 m.
- the refractive index was 1.605
- the glass transition temperature was 112 ° C
- the content of DEG was 7.2 mol%.
- the molded body can be molded, it has the same raw material composition ratio as in Examples 1 to 7, and although a predetermined amount of 9,9-bis [4- (2-hydroxyethoxy) phenyl] fluorene remains. However, the refractive index and glass transition temperature were low, and the physical properties decreased.
- a pellet was produced in the same manner as in Comparative Example 1 except that the raw material composition ratio and the amount of contained iron were changed as shown in Table 1, and evaluated similarly. Table 1 shows the results. Physical properties declined as in Comparative Example 2.
- Example 8 The same operation as in Comparative Example 1 was carried out except that the raw material composition ratio and the amount of contained iron were changed as shown in Table 1, but the torque did not increase at all, and the stainless steel stirring blade was corroded. A colored reaction product was obtained, and the desired polymer was not obtained.
- Example 8 The same operation as in Comparative Example 1 was carried out except that the raw material composition ratio and the amount of contained iron were changed as shown in Table 1, but the torque did not increase at all, and the stainless steel stirring blade was corroded. A colored reaction product was obtained, and the desired polymer was not obtained.
- Example 8 The same operation as in Comparative Example 1 was carried out except that the raw material composition ratio and the amount of contained iron were changed as shown in Table 1, but the torque did not increase at all, and the stainless steel stirring blade was corroded. A colored reaction product was obtained, and the desired polymer was not obtained.
- Example 8 The same operation as in Comparative Example 1 was carried out except that the raw material composition ratio and the amount of contained iron were changed as shown in Table 1, but
- This resin was pressed at 200 "C to obtain a 100 m thick film.
- the refractive index was 1.607
- the glass transition temperature was 121
- the content of DEG was 2.5 mol%.
- a pellet was produced in the same manner as in Example 8 except that the raw material composition ratio and the amount of contained iron were changed as shown in Table 1, and evaluated similarly. Table 1 shows the results. In each case, uniform and transparent products were obtained, and the moldability was also good.
- a pellet was produced in the same manner as in Example 10 except that the raw material composition ratio and the amount of contained iron were changed as shown in Table 1, and evaluated similarly. Table 1 shows the results.
- the glass transition temperature was lower by 10 ° C. than in Example 10, and the physical properties were lowered.
- a pellet was produced in the same manner as in Example 8 except that the raw material composition ratio and the amount of contained iron were changed as shown in Table 1, and evaluated similarly. Table 1 shows the results.
- the glass transition temperature was lower by 11 ° C. than in Example 8, and the physical properties were lowered.
- Example 9 The same operation as in Example 9 was carried out except that the composition ratio of the raw materials and the content of the raw materials were changed as shown in Table 1. Wlets were manufactured and evaluated similarly. Table 1 shows the results. As compared with Example 9, the glass transition temperature was lower by 8 ° C, and the physical properties were lowered.
- the glass transition temperature was 123 ° C and the content of DEG was 2.3 mol%.
- a pellet was produced in the same manner as in Example 12 except that the raw material composition ratio was changed as shown in Table 1, and evaluated similarly. Table 1 shows the results. In each case, uniform and transparent products were obtained.
- a pellet was produced in the same manner as in Example 12 except that the raw material composition ratio was changed as shown in Table 1, and evaluated similarly. Table 1 shows the results. In each case, uniform and transparent products were obtained, but the glass transition temperature was 12 ° C lower than that in Example 12, and the physical properties were deteriorated.
- 1,4-cyclohexanedicarboxylic acid 0.5 ppm (manufactured by Eastman Chemical Co.) of 33 ppm of sulfuric acid-derived zeolite and 0 ppm of terephthalic acid with sulfuric acid-derived 0 ppm of terephthalic acid 7.7 PPM 9,9-bis [4- (2-hydroxyethoxy) phenyl] fluorene (BPEF, manufactured by Osaka Gas Chemical Co., Ltd.) 0.75 mol, ethylene glycol 2.2 mol Then, the mixture was gradually heated from room temperature to 230 with stirring while stirring, to carry out an esterification reaction.
- the resin was pressed at 200 ° C. to obtain a film having a thickness of 100 m.
- the refractive index was 1.619
- the glass transition temperature was 136 ° C
- the content of DEG was 2.5 mO1%.
- Example 8 The reaction was carried out in the same manner as in Example 8 except that dicarboxylic acid was changed to dimethyl terephthalate and 9,9-bis- (4-hydroxyethoxyphenyl) -fluorene was changed to Omo 1 to obtain pellets.
- the glass transition temperature was as low as 75 ° C, and the heat resistance was insufficient. When the lens was molded, it became cloudy and could not be used as a lens.
- Example 1 33 ⁇ 1 ⁇ 1 0 7.7
- Example 2 16 1 1 0 7.5
- Example 3 0 ⁇ ⁇ ⁇ 1 0 9.7
- Example 4 0 ⁇ ⁇ ⁇ 0 7.7
- Example 5 30 ⁇ ⁇ ⁇ ⁇ 0 2.3
- Example 6 43 ⁇ 1 0 10
- Example 7 43 ⁇ ⁇ 1 0 7, 7
- Example 8 ⁇ 0 ⁇ 1 0 10
- Example 9 ⁇ ⁇ 0 1 0 10
- Example 10 1 ⁇ 0 0 1 0 10
- Example 11 ⁇ ⁇ 0 0 1 0 10
- Example 12 ⁇ 0 ⁇ ⁇ 0 10
- Example 13 0 0 10
- Example 14 0 0 4
- Comparative example 1 73 0 7.7 Comparative example 2 16 0 25 Comparative Example 3 30 0 25 Comparative Example 4 30 0 540 Comparative Example 5 0 0 0 40 Comparative Example 6 0 0 40 Comparative Example 7 0
- the polyester polymer of the present invention can provide a molding material having excellent transparency, low optical anisotropy, and excellent moldability, dimensional stability, and chemical resistance.
- a monomer raw material with a low content of Y it is possible to prevent a decrease in optical properties such as a refractive index and heat resistance properties such as a glass transition temperature.
- industrially useful materials such as fiber applications, microlens arrays, film applications, and sheet applications can be manufactured stably, and materials with constant physical properties can be provided. Also, the yield is improved and the economic effect is increased.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Artificial Filaments (AREA)
Description
Claims
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US10/547,350 US7538176B2 (en) | 2003-03-03 | 2004-02-27 | Polyester polymer, its moldings, and production method of the polyester polymer |
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JP (2) | JP4324163B2 (ja) |
KR (1) | KR100712167B1 (ja) |
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Cited By (9)
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JP2006321996A (ja) * | 2005-04-22 | 2006-11-30 | Mitsubishi Chemicals Corp | ポリエステルの製造方法 |
JP2006321997A (ja) * | 2005-04-22 | 2006-11-30 | Mitsubishi Chemicals Corp | ポリエステルの製造方法 |
JP2007039660A (ja) * | 2005-06-28 | 2007-02-15 | Toray Ind Inc | 光学用ポリエステル樹脂およびこれを含む光学用ポリエステルフィルム |
JP2007262190A (ja) * | 2006-03-28 | 2007-10-11 | Toray Ind Inc | 光学用ポリエステル樹脂及びこれを含有したポリエステルフィルム |
JP2007270133A (ja) * | 2006-03-08 | 2007-10-18 | Toray Ind Inc | 易表面賦形性シート用組成物、及びそれを用いて形成される易表面賦形性シート、易表面賦形性シート積層体、それを用いた表面賦形方法ならびに成形品。 |
JP2008111047A (ja) * | 2006-10-30 | 2008-05-15 | Mitsubishi Gas Chem Co Inc | ポリカーボネート樹脂の製造方法 |
US20090207490A1 (en) * | 2005-05-25 | 2009-08-20 | Hideki Moriyama | Retardation film and polyester resin for optical use |
JP2014133899A (ja) * | 2014-04-23 | 2014-07-24 | Mitsubishi Chemicals Corp | バイオマス資源由来ポリエステル製延伸フィルム |
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Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6066711A (en) * | 1996-05-17 | 2000-05-23 | Kanebo, Ltd. | Polyester polymer and its moldings |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4904755A (en) * | 1989-01-23 | 1990-02-27 | Eastman Kodak Company | Low birefringent polyesters in optical devices |
US5202475A (en) | 1990-09-27 | 1993-04-13 | Eastman Kodak Company | Process for preparation of cyclohexanedicarboxylic acid |
JP2843214B2 (ja) * | 1992-07-30 | 1999-01-06 | 鐘紡株式会社 | ポリエステル重合体およびその成形体 |
US5530086A (en) * | 1992-07-30 | 1996-06-25 | Kanebo, Ltd. | Polyester containing 9,9-bis(4-(2-hydroxyalkoxy)phenyl fluorene |
JP2843215B2 (ja) | 1992-07-30 | 1999-01-06 | 鐘紡株式会社 | ポリエステル重合体およびその成形体並びに成形体の製造方法 |
JP3106411B2 (ja) | 1992-12-21 | 2000-11-06 | 東和化成工業株式会社 | 1,4−シクロヘキサンジカルボン酸の製造方法 |
JP2559332B2 (ja) * | 1993-12-10 | 1996-12-04 | 大阪瓦斯株式会社 | フルオレン誘導品の製造方法及びその精製方法 |
JPH0948842A (ja) * | 1995-08-02 | 1997-02-18 | Nippon Ester Co Ltd | コポリエステル |
JP3750000B2 (ja) | 1996-06-26 | 2006-03-01 | 大阪瓦斯株式会社 | フェノキシエタノールの回収方法及びフルオレン誘導品の製造方法 |
KR100226191B1 (ko) * | 1997-04-03 | 1999-10-15 | 구광시 | 음료용 플라스틱 병 |
JP3318230B2 (ja) * | 1997-05-06 | 2002-08-26 | 帝人株式会社 | ポリエチレンナフタレート共重合体からなる写真フイルム用ベースフイルム |
JPH1160706A (ja) | 1997-08-13 | 1999-03-05 | Osaka Gas Co Ltd | ポリエステル重合体およびその製造方法 |
JP3795234B2 (ja) * | 1998-08-03 | 2006-07-12 | カネボウ株式会社 | ポリエステル重合体およびその成形体 |
JP2000256448A (ja) * | 1999-03-09 | 2000-09-19 | Nippon Ester Co Ltd | 共重合ポリエステル |
JP2000319366A (ja) | 1999-05-12 | 2000-11-21 | Osaka Gas Co Ltd | ポリエステル重合体及びその製造方法 |
JP2000327757A (ja) * | 1999-05-19 | 2000-11-28 | Osaka Gas Co Ltd | 電子写真感光体 |
-
2004
- 2004-02-27 CN CNB2004800057822A patent/CN100395277C/zh not_active Expired - Lifetime
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- 2004-02-27 WO PCT/JP2004/002420 patent/WO2004078824A1/ja active Application Filing
- 2004-02-27 KR KR1020057016293A patent/KR100712167B1/ko active IP Right Grant
- 2004-02-27 US US10/547,350 patent/US7538176B2/en active Active
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Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6066711A (en) * | 1996-05-17 | 2000-05-23 | Kanebo, Ltd. | Polyester polymer and its moldings |
Cited By (11)
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JP2006321996A (ja) * | 2005-04-22 | 2006-11-30 | Mitsubishi Chemicals Corp | ポリエステルの製造方法 |
JP2006321997A (ja) * | 2005-04-22 | 2006-11-30 | Mitsubishi Chemicals Corp | ポリエステルの製造方法 |
EP2366727A3 (en) * | 2005-04-22 | 2015-05-06 | Mitsubishi Chemical Corporation | Biomass-resource-derived polyester and production process thereof |
US9080009B2 (en) | 2005-04-22 | 2015-07-14 | Mitsubishi Chemical Corporation | Biomass-resource-derived polyester and production process thereof |
US20090207490A1 (en) * | 2005-05-25 | 2009-08-20 | Hideki Moriyama | Retardation film and polyester resin for optical use |
US8859648B2 (en) * | 2005-05-25 | 2014-10-14 | Toray Industries, Inc. | Retardation film and polyester resin for optical use |
JP2007039660A (ja) * | 2005-06-28 | 2007-02-15 | Toray Ind Inc | 光学用ポリエステル樹脂およびこれを含む光学用ポリエステルフィルム |
JP2007270133A (ja) * | 2006-03-08 | 2007-10-18 | Toray Ind Inc | 易表面賦形性シート用組成物、及びそれを用いて形成される易表面賦形性シート、易表面賦形性シート積層体、それを用いた表面賦形方法ならびに成形品。 |
JP2007262190A (ja) * | 2006-03-28 | 2007-10-11 | Toray Ind Inc | 光学用ポリエステル樹脂及びこれを含有したポリエステルフィルム |
JP2008111047A (ja) * | 2006-10-30 | 2008-05-15 | Mitsubishi Gas Chem Co Inc | ポリカーボネート樹脂の製造方法 |
JP2014133899A (ja) * | 2014-04-23 | 2014-07-24 | Mitsubishi Chemicals Corp | バイオマス資源由来ポリエステル製延伸フィルム |
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US7538176B2 (en) | 2009-05-26 |
JPWO2004078824A1 (ja) | 2006-06-08 |
JP5271142B2 (ja) | 2013-08-21 |
KR100712167B1 (ko) | 2007-04-27 |
KR20050115259A (ko) | 2005-12-07 |
US20070106053A1 (en) | 2007-05-10 |
CN1756787A (zh) | 2006-04-05 |
JP4324163B2 (ja) | 2009-09-02 |
TWI249544B (en) | 2006-02-21 |
JP2009185299A (ja) | 2009-08-20 |
CN100395277C (zh) | 2008-06-18 |
TW200426172A (en) | 2004-12-01 |
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