WO2011019047A1 - ポリカーボネート樹脂組成物 - Google Patents
ポリカーボネート樹脂組成物 Download PDFInfo
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- WO2011019047A1 WO2011019047A1 PCT/JP2010/063605 JP2010063605W WO2011019047A1 WO 2011019047 A1 WO2011019047 A1 WO 2011019047A1 JP 2010063605 W JP2010063605 W JP 2010063605W WO 2011019047 A1 WO2011019047 A1 WO 2011019047A1
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- WIPO (PCT)
- Prior art keywords
- polycarbonate resin
- resin composition
- torr
- carbonate
- pressure
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Classifications
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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
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
- G02B1/041—Lenses
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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
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/02—Aliphatic polycarbonates
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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
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/02—Aliphatic polycarbonates
- C08G64/0208—Aliphatic polycarbonates saturated
-
- 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
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/04—Aromatic polycarbonates
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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
- C08G64/00—Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
- C08G64/20—General preparatory processes
- C08G64/22—General preparatory processes using carbonyl halides
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
Definitions
- the present invention relates to a polycarbonate resin composition having a high Abbe number, high strength and excellent dyeability.
- Polycarbonate resin made of 2,2-bis (4-hydroxyphenyl) propane (hereinafter referred to as BPA or bisphenol A) has excellent transparency, heat resistance, low water absorption, chemical resistance, mechanical properties and dimensional stability. Therefore, it is widely used for optical materials such as CD or DVD substrates, optical films, optical sheets, various lenses or prisms.
- a polycarbonate using only BPA has a large photoelastic constant and relatively poor melt fluidity, so that the birefringence of the molded product is large, and the refractive index is as high as 1.58, but the Abbe number is 30. It is low and the balance between the refractive index and the Abbe number is poor, so that there is a drawback in that it does not have sufficient performance to be widely used in applications such as optical recording materials and optical lenses. Further, there is a disadvantage that only a lens having a limited dyeing color is obtained.
- TCDDM tricyclo [5.2.1.0 2,6 ] decanedimethanol
- the present invention is to provide a transparent polycarbonate resin composition having a high refractive index, a high Abbe number, a high strength and an excellent hue and dyeability.
- a polycarbonate resin derived from a specific dihydroxy compound a polycarbonate resin derived from 2,2-bis (4-hydroxyphenyl) propane
- a polycarbonate resin composition obtained by blending can obtain a transparent polycarbonate resin composition having a high refractive index, a high Abbe number, a high strength and an excellent hue and dyeability, thereby completing the present invention. It was.
- the polycarbonate resin composition of the present invention has an excellent balance between refractive index and Abbe number, has high strength and excellent hue and dyeability, and is suitable as a wide range of optical materials such as eyeglass lenses, in-vehicle lenses, covers, window glass, touch panels, etc. Can be used.
- the polycarbonate resin (A) which is one component of the blend in the present invention can be obtained by polymerizing TCDDM by a known melt condensation method in the presence of a carbonic acid diester and a catalyst. It can also be produced by a method of reacting with phosgene.
- the polycarbonate resin (B) can be obtained by polymerizing BPA by a known phosgene method (interface method).
- the blend ratio is less than 1% by weight, the Abbe number of the resin composition becomes low and the dyeability is lost, which is not preferable.
- the blend ratio is greater than 99% by weight, the heat resistance and impact strength are low and the refractive index is also low, which is not preferable.
- the preferred polystyrene-converted weight average molecular weight (Mw) of the polycarbonate resin (A) is 25,000 or more, preferably 25,000 to 300,000, more preferably 35,000 to 150,000, It is preferably 35,000 to 100,000. If Mw is less than 25,000, the blended resin composition becomes brittle, which is not preferable. On the other hand, if Mw is larger than 300,000, the melt viscosity tends to be high, the blending conditions tend to be severe, and the injection molding conditions of the resin composition are severe, and the molded product tends to have silver.
- a preferred polystyrene-reduced weight average molecular weight (Mw) of the polycarbonate resin (B) is 30,000 or more, preferably 30,000 to 250,000, more preferably 30,000 to 110,000, It is preferably 30,000 to 100,000.
- Mw is smaller than 30,000, the blend resin composition becomes brittle, which is not preferable.
- Mw is larger than 250,000, the melt viscosity tends to be high and the blending conditions tend to be severe, and the injection molding conditions of the resin composition are severe, and the molded product tends to have silver.
- the polystyrene-converted weight average molecular weight difference ( ⁇ Mw) between the polycarbonate resins (A) and (B) is preferably 0 to 120,000, more preferably 0 to 80,000, still more preferably 0 to 50. , 000.
- ⁇ Mw is larger than 120,000, the difference in viscosity between (A) and (B) becomes remarkably large, so that the compatibility is deteriorated and the transparency of the blended resin composition is lowered.
- the preferred glass transition temperature (Tg) of the blend resin composition of the present invention is 95 to 180 ° C., more preferably 105 to 170 ° C.
- Tg is lower than 95 ° C.
- the operating temperature range becomes narrow, which is not preferable.
- it exceeds 180 ° C. the molding conditions become severe, which is not preferable.
- the manufacturing method of the polycarbonate resin in connection with this invention is described.
- a known melt polycondensation method is preferably used.
- Examples of the carbonic acid diester include diphenyl carbonate, ditolyl carbonate, bis (chlorophenyl) carbonate, m-cresyl carbonate, dimethyl carbonate, diethyl carbonate, dibutyl carbonate, and dicyclohexyl carbonate. Of these, diphenyl carbonate is particularly preferred.
- the diphenyl carbonate is preferably used in a ratio of 0.90 to 1.15 mol, more preferably 0.95 to 1.05 mol, based on 1 mol of the total dihydroxy compound.
- the basic compound catalyst examples include alkali metal compounds and / or alkaline earth metal compounds, nitrogen-containing compounds, and the like. More specifically, as the basic compound catalyst, organic acid salts such as alkali metal and alkaline earth metal compounds, inorganic salts, oxides, hydroxides, hydrides or alkoxides, quaternary ammonium hydroxides and salts thereof And amines are preferably used, and these compounds can be used alone or in combination.
- alkali metal compound examples include sodium hydroxide, potassium hydroxide, cesium hydroxide, lithium hydroxide, sodium bicarbonate, sodium carbonate, potassium carbonate, cesium carbonate, lithium carbonate, sodium acetate, potassium acetate, acetic acid.
- Cesium lithium acetate, sodium stearate, potassium stearate, cesium stearate, lithium stearate, sodium borohydride, sodium phenyl borohydride, sodium benzoate, potassium benzoate, cesium benzoate, lithium benzoate, hydrogen phosphate Disodium, dipotassium hydrogen phosphate, dilithium hydrogen phosphate, disodium phenyl phosphate, disodium salt of bisphenol A, 2 potassium salt, 2 cesium salt, 2 lithium salt, sodium salt of phenol, potassium , Cesium salt, lithium salt or the like is used.
- alkaline earth metal compound examples include magnesium hydroxide, calcium hydroxide, strontium hydroxide, barium hydroxide, magnesium hydrogen carbonate, calcium hydrogen carbonate, strontium hydrogen carbonate, barium hydrogen carbonate, magnesium carbonate, calcium carbonate.
- Strontium carbonate, barium carbonate, magnesium acetate, calcium acetate, strontium acetate, barium acetate, magnesium stearate, calcium stearate, calcium benzoate, magnesium phenyl phosphate, and the like are used.
- nitrogen-containing compounds include alkyl groups or aryl groups such as tetramethylammonium hydroxide, tetraethylammonium hydroxide, tetrapropylammonium hydroxide, tetrabutylammonium hydroxide, and trimethylbenzylammonium hydroxide.
- Secondary ammoniums such as triethylamine, dimethylbenzylamine and triphenylamine; secondary amines such as diethylamine and dibutylamine; primary amines such as propylamine and butylamine; 2-methylimidazole, 2 Imidazoles such as phenylimidazole and benzimidazole; and ammonia, tetramethylammonium borohydride, tetrabutylammonium borohydride, Tiger butylammonium tetraphenylborate, basic or basic salts such as tetraphenyl ammonium tetraphenylborate; or the like is used.
- zinc, tin, zirconium and lead salts are preferably used, and these can be used alone or in combination.
- zinc acetate, zinc benzoate, zinc 2-ethylhexanoate, tin (II) chloride, tin (IV) chloride, tin (II) acetate, tin (IV) acetate, dibutyltin dilaurate, dibutyltin oxide, dibutyltin Dimethoxide, zirconium acetylacetonate, zirconium oxyacetate, zirconium tetrabutoxide, lead (II) acetate, lead (IV) acetate and the like are used.
- These catalysts are used in a ratio of 10 ⁇ 9 to 10 ⁇ 3 mol, preferably 10 ⁇ 7 to 10 ⁇ 4 mol, per 1 mol of the total of dihydroxy compounds.
- melt polycondensation can be performed using the above-described raw materials and catalyst while removing a by-product by a transesterification reaction under normal pressure or reduced pressure.
- the reaction is generally carried out in a multistage process of two or more stages.
- the first stage reaction is performed at a temperature of 120 to 220 ° C., preferably 160 to 200 ° C. for 0.1 to 5 hours, preferably 0.5 to 3 hours, and at a pressure of normal pressure to 200 Torr.
- the temperature is gradually raised to 230 to 260 ° C. which is the final temperature over 1 to 3 hours, and the pressure is gradually reduced to 1 Torr or less which is the final pressure, and the reaction is continued.
- the polycondensation reaction proceeds at a temperature of 230 to 260 ° C. under a reduced pressure of 1 Torr or less, and when the predetermined viscosity is reached, the pressure is restored with nitrogen to complete the reaction.
- the reaction time of 1 Torr or less is 0.1 to 2 hours, and the total reaction time is 1 to 6 hours, usually 2 to 5 hours.
- Such a reaction may be carried out continuously or batchwise.
- the reaction apparatus used for carrying out the above reaction is equipped with paddle blades, lattice blades, glasses blades, etc.
- a horizontal type or an extruder type equipped with a screw may be used, and it is preferable to use a reaction apparatus in which these are appropriately combined in consideration of the viscosity of the polymer.
- the catalyst is removed or deactivated in order to maintain thermal stability and hydrolysis stability.
- a method of deactivating a catalyst by adding a known acidic substance is preferably performed.
- aromatic sulfonic acids such as p-toluenesulfonic acid, aromatic sulfonic acid esters such as p-toluenesulfonic acid butyl and p-toluenesulfonic acid hexyl
- Aromatic sulfonates such as butylphosphonium salts, organic halides such as stearic acid chloride, benzoyl chloride and p-toluenesulfonic acid chloride, alkyl sulfuric acids such as dimethyl sulfate, and organic halides such as benzyl chloride are preferably used. .
- a step of devolatilizing and removing low boiling point compounds in the polymer at a pressure of 0.1 to 1 Torr and a temperature of 200 to 350 ° C. may be provided.
- paddle blades, lattice blades, glasses A horizontal apparatus provided with a stirring blade having excellent surface renewability such as a blade or a thin film evaporator is preferably used.
- antioxidants in addition to the above heat stabilizer and hydrolysis stabilizer, antioxidants, pigments, dyes, reinforcing agents and fillers, ultraviolet absorbers, lubricants, mold release agents, crystal nucleating agents, plasticizers, It is preferable to add a fluidity improver, an antistatic agent, an antibacterial agent and the like.
- the polycarbonate resin (B) can be obtained by polymerizing the dihydroxy compound represented by the above formula (2) by a known phosgene method (interface method). For example, it can be produced by an interfacial polymerization method in which a dihydroxy compound represented by the above formula (2) is reacted with phosgene in the presence of a solvent, a terminal terminator, and an acid binder. Usually, a dihydroxy compound and a terminal terminator are dissolved in an aqueous solution of an acid binder and reacted in the presence of an organic solvent.
- alkali metal hydroxides such as pyridine, sodium hydroxide, or potassium hydroxide are preferably used.
- a solvent a methylene chloride, chloroform, chlorobenzene, xylene etc. are used suitably, for example.
- a tertiary amine such as triethylamine or a quaternary ammonium salt such as tetra-n-butylammonium bromide is used as a catalyst.
- a terminal terminator used for adjusting the degree of polymerization monofunctional hydroxy compounds such as phenol, p-tert-butylphenol, p-cumylphenol, and long-chain alkyl-substituted phenol are used.
- antioxidants such as sodium sulfite and sodium hydrosulfite, if desired.
- the reaction is usually carried out in the range of 0 to 150 ° C, preferably 5 to 40 ° C. While the reaction time depends on the reaction temperature, it is generally 0.5 min-10 hr, preferably 1 min-2 hr. Further, it is desirable to maintain the pH of the reaction system at 10 or more during the reaction.
- the blend resin composition of the present invention may be produced by individually producing polycarbonate resin (A) and (B) solids, mixing these solids and kneading them with a kneader, or in a molten state.
- the solid (B) may be added to the resin (A), or the solid (A) may be added to the molten resin (B) and kneaded by a kneader.
- the molten resins (A) and (B) may be mixed and kneaded with a kneader.
- the kneading may be performed continuously or batchwise.
- an extruder As the kneading machine, an extruder, a lab plast mill, a kneader or the like is used, but an extruder is preferably used for continuous kneading, and a lab plast mill or kneader is preferably used for batch kneading.
- an extruder is preferably used for continuous kneading
- a lab plast mill or kneader is preferably used for batch kneading.
- the method for producing the blended resin composition of the present invention there is a method in which the polycarbonate resins (A) and (B) are dissolved in a solvent, poured into a mold, and then the solvent is evaporated.
- a solvent for example, methylene chloride, chloroform, cresol and the like are used. When this method is used, it is convenient because the additive can be dissolved and added at the same time.
- an antioxidant may be added to the blend resin composition of the present invention.
- an antioxidant may be added in advance to (A), (B), or either resin before blend kneading, or may be added and kneaded at the same time during blend kneading, It may be kneaded after blending.
- Synthesis example 1 (polycarbonate resin (A)) 9.77 kg (49.76 mol) of tricyclodecane dimethanol, 10.74 k (50.14 mol) of diphenyl carbonate, and 0.0152 g (1.81 ⁇ 10 ⁇ 4 mol) of sodium hydrogencarbonate were stirred and distilled.
- the reactor was placed in a 50 liter reactor equipped with an apparatus, heated to 215 ° C. over 1 hour under a nitrogen atmosphere of 760 Torr, and stirred. Thereafter, the degree of vacuum was adjusted to 150 Torr over 15 minutes, and the mixture was held for 20 minutes under the conditions of a temperature of 215 ° C. and a pressure of 150 Torr to conduct a transesterification reaction.
- the temperature was raised to 240 ° C. at a rate of 37.5 ° C./hr, and held at a temperature of 240 ° C. and a pressure of 150 Torr for 10 minutes. Thereafter, the pressure was adjusted to 120 Torr over 10 minutes, and maintained at a temperature of 240 ° C. and a pressure of 120 Torr for 70 minutes. Thereafter, the pressure was adjusted to 100 Torr over 10 minutes, and held at a temperature of 240 ° C. and a pressure of 100 Torr for 10 minutes. Further, the polymerization reaction was carried out for 10 minutes under stirring under the conditions of a temperature of 240 ° C. and a pressure of 1 Torr or less over 40 minutes.
- Example 1 5 kg of pellets of resin (A) and 5 kg of pellets of polycarbonate resin Iupilon S-3000 (trade name: Mitsubishi Engineering Plastics, Mw 47,800) made of bisphenol A are thoroughly shaken and mixed at 260 ° C. with an extruder. Kneading and pelletizing gave 7.8 kg of blended pellets. The Tg of the pellet was 119 ° C. and no inflection point was detected.
- the physical properties of the obtained resin are summarized in Table 1.
- the obtained pellets were press-molded to obtain a disc having a diameter of 50 mm and a thickness of 3 mm. The disc was transparent.
- the YI of the disc was 1.68 and very little coloring, and the result of the falling ball test showed a high impact strength of 535 g or more.
- the result of the staining test was 91%, indicating a high staining property.
- Example 2 3 kg of resin (A) pellets and 7 kg of polycarbonate resin Iupilon S-3000 (trade name: manufactured by Mitsubishi Engineering Plastics) made of bisphenol A are shaken well, kneaded at 260 ° C. with an extruder, and pelletized. As a result, 7.8 kg of blended pellets was obtained. The Tg of the pellet was 125 ° C. and no inflection point was detected. The obtained pellets were press-molded to obtain a disc having a diameter of 50 mm and a thickness of 3 mm. The disc was transparent. The physical properties of the obtained resin are summarized in Table 1. The pellet was press-molded to obtain a disc having a diameter of 50 mm and a thickness of 3 mm. The disc was transparent. The YI of the disk was very little colored at 1.77, and the result of the falling ball test showed a high impact strength of 535 g or more. The result of the dyeing test was 88%, indicating high dyeability.
- Example 3 1.5 kg of resin (A) pellets and 8.5 kg of polycarbonate resin Iupilon S-3000 (trade name: manufactured by Mitsubishi Engineering Plastics) made of bisphenol A are thoroughly shaken and kneaded at 260 ° C. with an extruder. And pelletized to obtain 7.8 kg of blended pellets. The pellet had a Tg of 132 ° C. and no inflection point was detected. The obtained pellets were press-molded to obtain a disc having a diameter of 50 mm and a thickness of 3 mm. The disc was transparent. The physical properties of the obtained resin are summarized in Table 1. The pellet was press-molded to obtain a disc having a diameter of 50 mm and a thickness of 3 mm. The disc was transparent. The YI of the disc was 1.69, which is very little colored, and the result of the falling ball test showed a high impact strength of 535 g or more. The result of the dyeing test was 80%, indicating high dyeability.
- Comparative Example 1 A pellet of polycarbonate resin Iupilon S-3000 (trade name: manufactured by Mitsubishi Engineering Plastics) was press-molded to obtain a disk having a diameter of 50 mm and a thickness of 3 mm. Physical properties were measured and tested, and the results are summarized in Table 1. The Abbe number was as low as 30, and the dyeability was as low as 8%.
- Comparative Example 2 The resin (A) pellets were press-molded to obtain a disk having a diameter of 50 mm and a thickness of 3 mm. Physical properties were measured and tested, and the results are summarized in Table 1. The refractive index was as low as 1.527 and the Tg was as low as 80 ° C. Moreover, the impact strength was as low as 16 g.
- Synthesis Example 2 (Polycarbonate resin (A ′)) 9.91 kg (61.5 mol) of tricyclodecane dimethanol, 14.61 kg (67.8 mol) of diphenyl carbonate, and 0.0152 g (1.81 ⁇ 10 ⁇ 4 mol) of sodium hydrogen carbonate were stirred and distilled.
- the reactor was placed in a 50 liter reactor equipped with an apparatus, heated to 215 ° C. over 1 hour under a nitrogen atmosphere of 760 Torr, and stirred. Thereafter, the degree of vacuum was adjusted to 150 Torr over 15 minutes, and the mixture was held for 20 minutes under the conditions of a temperature of 215 ° C. and a pressure of 150 Torr to conduct a transesterification reaction.
- the temperature was raised to 240 ° C. at a rate of 37.5 ° C./hr, and held at a temperature of 240 ° C. and a pressure of 150 Torr for 10 minutes. Thereafter, the pressure was adjusted to 120 Torr over 10 minutes, and maintained at a temperature of 240 ° C. and a pressure of 120 Torr for 70 minutes. Thereafter, the pressure was adjusted to 100 Torr over 10 minutes, and held at a temperature of 240 ° C. and a pressure of 100 Torr for 10 minutes. Furthermore, the polymerization reaction was carried out for 10 minutes under stirring under conditions of a temperature of 240 ° C. and a pressure of 1 Torr or less over 40 minutes.
- Comparative Example 3 5 kg of resin (A ′) pellets and 5 kg of pellets of polycarbonate resin Iupilon S-3000 (trade name: manufactured by Mitsubishi Engineering Plastics Co., Ltd., Mw 47,800) made of bisphenol A are thoroughly mixed, and the temperature is 260 ° C. by an extruder Kneaded and pelletized to obtain 7.8 kg of blended pellets. The pellet had a Tg of 117 ° C. and no inflection point was detected. Attempts were made to press-mold the pellets, but they were brittle and a disk with a diameter of 50 mm and a thickness of 3 mm could not be obtained.
- Comparative Example 4 5 kg of resin (A) pellets and 5 kg of pellets of polycarbonate resin Iupilon HL-7000 (trade name: Mitsubishi Engineering Plastics, Mw 29,500) made of bisphenol A are thoroughly shaken and mixed at 260 ° C. with an extruder. Kneading and pelletizing gave 7.8 kg of blended pellets. The pellet had a Tg of 117 ° C. and no inflection point was detected. Attempts were made to press-mold the pellets, but they were brittle and a disk with a diameter of 50 mm and a thickness of 3 mm was not obtained.
- the temperature was raised to 240 ° C. at a rate of 37.5 ° C./hr, and held at a temperature of 240 ° C. and a pressure of 150 Torr for 10 minutes. Thereafter, the pressure was adjusted to 120 Torr over 10 minutes, and maintained at a temperature of 240 ° C. and a pressure of 120 Torr for 70 minutes. Thereafter, the pressure was adjusted to 100 Torr over 10 minutes, and held at a temperature of 240 ° C. and a pressure of 100 Torr for 10 minutes. Furthermore, the polymerization reaction was carried out for 10 minutes under stirring under conditions of a temperature of 240 ° C. and a pressure of 1 Torr or less over 40 minutes.
- Comparative Example 6 7 kg of polycarbonate resin (X) and 3 kg of pellets of polycarbonate resin Iupilon S-3000 (trade name: manufactured by Mitsubishi Engineering Plastics) made of bisphenol A are thoroughly shaken and kneaded at a temperature of 260 ° C. by an extruder, and pelletized. 7.8 kg of blended pellets were obtained. The pellet had a Tg of 118 ° C. and no inflection point was detected. The obtained pellets were press-molded to obtain a disc having a diameter of 50 mm and a thickness of 3 mm. The disc was transparent. Physical properties were measured and tested, and the results are summarized in Table 1. The impact strength was slightly low at 150 g, and coloring was observed with a YI of 2.83.
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Abstract
Description
ポリカーボネート樹脂(A)の製造方法については特に制限はなく、上記式(1)で表されるジオール類と、炭酸ジエステルもしくはホスゲンによりカーボネート結合させる、種々の方法に従って製造することができる。中でも、ポリカーボネート樹脂(A)の製造方法として、上記式(1)で表されるジオール類と炭酸ジエステルとを、塩基性化合物触媒、エステル交換触媒、もしくはその双方からなる混合触媒の存在下で反応させる公知の溶融重縮合法が好適に用いられる。
1)MFR:JISK7210に準拠して温度260℃荷重2160gでのMFRを測定した。
2)屈折率、アッベ数:ポリカーボネート樹脂を3mm厚×8mm×8mmの直方体にプレス成形し、ATAGO製屈折率計により測定した。
3)ガラス転移温度(Tg):示差熱走査熱量分析計セイコー電子工業製のSSC-5200(DSC)により10℃/minで測定した。
4)染色性:分散染料としてBPIブラウン5gを純水1Lに添加し、90~91.5℃に保温して茶色の染色液を得た。50mmφ×3.0mmの試験片を約90℃で一時間浸漬して染色試験を行った。日立分光光度計(商品名「U-2910」)にて分光透過率測を測定した。染色濃度は数式:「(染色前透過率-染色後透過率)/染色前透過率×100」を用いて計算した。
5)強度:落球衝撃値:50mmφ×3.0mmの試験片に鋼球を107cmの距離より落下させ、試験片が破壊する鋼球重量で表示した。
6)色相:得られたペレットを射出成形して50mmφ、3mm厚のディスク試験片を作製し、色差計(東京電色 TC-1800MK2)によりYI(黄色度)値を測定した。
7)Mw:樹脂試料をクロロホルムに溶解し、GPC(Shodex GPC system11)によりポリスチレン換算相対分子量を測定した。
トリシクロデカンジメタノール 9.77kg(49.76モル)、ジフェニルカーボネート 10.74k(50.14モル)、及び炭酸水素ナトリウム 0.0152g(1.81×10-4モル)を、攪拌機及び留出装置付きの50リットル反応器に入れ、窒素雰囲気760Torrの下、1時間かけて215℃に加熱し、撹拌した。その後、15分かけて減圧度を150Torrに調整し、温度215℃及び圧力150Torrの条件下で、20分間保持し、エステル交換反応を行った。さらに、37.5℃/hrの速度で、温度240℃まで昇温し、温度240℃及び圧力150Torrで10分間保持した。その後、10分かけて、120Torrに調整し、温度240℃及び圧力120Torrで70分間保持した。その後、10分かけて100Torrに調整し、温度240℃及び圧力100Torrで10分間保持した。更に40分かけて、1Torr以下とし、温度240℃及び圧力1Torr以下の条件下で、10分間、撹拌下で重合反応を行った。反応終了後、反応器内に窒素を吹き込み加圧にし、生成したポリカーボネート樹脂をペレタイズしながら抜き出した。得られたポリカーボネート樹脂(A)のMFRは、10.0g/10min、Tg=82℃、Mw69,000であった。
樹脂(A)のペレット 5kgと、ビスフェノールAからなるポリカーボネート樹脂ユーピロンS-3000(商品名:三菱エンジニアリングプラスチック社製,Mw47,800)のペレット 5kgとを、よく振り混ぜ、押出し機により260℃で混練りして、ペレタイズし、ブレンドペレット 7.8kgを得た。該ペレットのTgは119℃であり変曲点は検出されなかった。得られた樹脂の物性を表1にまとめた。
得られたペレットをプレス成形して、直径50mm厚さ3mmの円板を得た。円板は透明であった。円板のYIは1.68と着色が非常に少なく、落球試験の結果は535g以上と高い衝撃強度を示した。染色試験の結果は91%であり、高い染色性を示した。
樹脂(A)のペレット 3kgと、ビスフェノールAからなるポリカーボネート樹脂ユーピロンS-3000(商品名:三菱エンジニアリングプラスチック社製)のペレット 7kgとをよく振り混ぜ、押出し機により260℃で混練りして、ペレタイズして、ブレンドペレット 7.8kgを得た。該ペレットのTgは125℃であり変曲点は検出されなかった。
得られたペレットをプレス成形して、直径50mm厚さ3mmの円板を得た。円板は透明であった。得られた樹脂の物性を表1にまとめた。該ペレットをプレス成形して直径50mm厚さ3mmの円板を得た。円板は透明であった。円板のYIは1.77と着色が非常に少なく、落球試験の結果は535g以上と高い衝撃強度を示した。染色試験の結果は88%であり、高い染色性を示した。
樹脂(A)のペレット 1.5kgと、ビスフェノールAからなるポリカーボネート樹脂ユーピロンS-3000(商品名:三菱エンジニアリングプラスチック社製)のペレット 8.5kgとをよく振り混ぜ、押出し機により260℃で混練りして、ペレタイズし、ブレンドペレット 7.8kgを得た。該ペレットのTgは132℃であり、変曲点は検出されなかった。
得られたペレットをプレス成形して、直径50mm厚さ3mmの円板を得た。円板は透明であった。得られた樹脂の物性を表1にまとめた。該ペレットをプレス成形して直径50mm厚さ3mmの円板を得た。円板は透明であった。円板のYIは1.69と着色が非常に少なく、落球試験の結果は535g以上と高い衝撃強度を示した。染色試験の結果は80%であり、高い染色性を示した。
ポリカーボネート樹脂ユーピロンS-3000(商品名:三菱エンジニアリングプラスチック社製)のペレットをプレス成形して直径50mm厚さ3mmの円板を得た。物性測定、試験を行い、結果を表1にまとめた。アッベ数が30と低く、染色性が8%ととても低かった。
樹脂(A)のペレットをプレス成形して直径50mm厚さ3mmの円板を得た。物性測定、試験を行い、結果を表1にまとめた。屈折率が1.527と低く、Tgが80℃ととても低かった。また、衝撃強度が16gと低かった。
トリシクロデカンジメタノール 9.91kg(61.5モル)、ジフェニルカーボネート 14.61kg(67.8モル)、及び炭酸水素ナトリウム 0.0152g(1.81×10-4モル)を、攪拌機及び留出装置付きの50リットル反応器に入れ、窒素雰囲気760Torrの下、1時間かけて215℃に加熱し、撹拌した。その後、15分かけて減圧度を150Torrに調整し、温度215℃及び圧力150Torrの条件下で、20分間保持し、エステル交換反応を行った。さらに、37.5℃/hrの速度で温度240℃まで昇温し、温度240℃及び圧力150Torrで、10分間保持した。その後、10分かけて120Torrに調整し、温度240℃及び圧力120Torrで、70分間保持した。その後、10分かけて100Torrに調整し、温度240℃及び圧力100Torrで10分間保持した。更に40分かけて1Torr以下とし、温度240℃及び圧力1Torr以下の条件下で、10分間、撹拌下で重合反応を行った。反応終了後、反応器内に窒素を吹き込み加圧にし、生成したポリカーボネート樹脂をペレタイズしながら抜き出した。得られたポリカーボネート樹脂(A’)のMFRは105.0g/10min、Tg=78℃、Mw24,000であった。
樹脂(A’)ペレットの5kgと、ビスフェノールAからなるポリカーボネート樹脂ユーピロンS-3000(商品名:三菱エンジニアリングプラスチック社製,Mw47,800)のペレット5kgとをよく振り混ぜ、押出し機により、温度260℃で混練りして、ペレタイズし、ブレンドペレット 7.8kgを得た。該ペレットのTgは117℃であり、変曲点は検出されなかった。
該ペレットのプレス成形を試みたが脆く、直径50mm厚さ3mmの円板は得られなかった。
樹脂(A)ペレット 5kgと、ビスフェノールAからなるポリカーボネート樹脂ユーピロンHL-7000(商品名:三菱エンジニアリングプラスチック社製,Mw29,500)のペレット 5kgとをよく振り混ぜ、押出し機により、温度260℃で混練りして、ペレタイズし、ブレンドペレット 7.8kgを得た。該ペレットのTgは117℃であり、変曲点は検出されなかった。
該ペレットのプレス成形を試みたが脆く、直径50mm厚さ3mmの円板は得られなかった。
ビスフェノールA 10.58kg(46.33モル)、トリシクロデカンジメタノール 9.09kg(46.33モル)、ジフェニルカーボネート 20.37kg(95.07モル)、及び炭酸水素ナトリウム 0.0152g(1.81×10-4モル)を、攪拌機及び留出装置付きの50リットル反応器に入れ、窒素雰囲気760Torrの下、1時間かけて215℃に加熱し、撹拌した。その後、15分かけて減圧度を150Torrに調整し、温度215℃及び圧力150Torrの条件下で、20分間保持し、エステル交換反応を行った。さらに37.5℃/hrの速度で240℃まで昇温し、温度240℃及び圧力150Torrで、10分間保持した。その後、10分かけて120Torrに調整し、温度240℃及び圧力120Torrで70分間保持した。その後、10分かけて100Torrに調整し、温度240℃及び圧力100Torrで、10分間保持した。更に40分かけて1Torr以下とし、温度240℃及び圧力1Torr以下の条件下で、10分間、撹拌下で重合反応を行った。反応終了後、反応器内に窒素を吹き込み加圧にし、生成したポリカーボネート樹脂をペレタイズしながら抜き出した。得られたポリカーボネート樹脂(X)のMFRは10.0g/10min、Tg=108℃であった。
得られた樹脂(X)のペレットをプレス成形して、直径50mm厚さ3mmの円板を得た。物性測定、試験を行い、結果を表1にまとめた。衝撃強度が16gと低く、YIが3.15とかなり着色した。
ポリカーボネート樹脂(X)7kgと、ビスフェノールAからなるポリカーボネート樹脂ユーピロンS-3000(商品名:三菱エンジニアリングプラスチック社製)のペレット 3kgとをよく振り混ぜ、押出し機により温度260℃で混練りして、ペレタイズし、ブレンドペレット 7.8kgを得た。該ペレットのTgは、118℃であり変曲点は検出されなかった。
得られたペレットをプレス成形して、直径50mm厚さ3mmの円板を得た。円板は透明であった。物性測定、試験を行い、結果を表1にまとめた。衝撃強度が150gとやや低く、YIが2.83と着色がみられた。
Claims (3)
- トリシクロ[5.2.1.02,6 ]デカンジメタノールを炭酸ジエステルもしくはホスゲンによりカーボネート結合させてなる重量平均分子量(Mw)が25,000以上であるポリカーボネート樹脂(A)と、2,2-ビス(4-ヒドロキシフェニル)プロパンをホスゲンと反応させてなるMwが30,000以上であるポリカーボネート樹脂(B)とを、(100×(A))/((A)+(B))=1~99重量%の比率でブレンドして得られるポリカーボネート樹脂組成物。
- (100×(A))/((A)+(B))=5~60重量%の比率でブレンドして得られる請求項1に記載のポリカーボネート樹脂組成物。
- 請求項1または2に記載のポリカーボネート樹脂組成物からなる光学レンズ。
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2569593B2 (ja) | 1987-09-08 | 1997-01-08 | 三菱瓦斯化学株式会社 | 芳香族−脂肪族ポリカーボネート共重合体 |
JP2003055543A (ja) * | 2001-08-16 | 2003-02-26 | Mitsubishi Gas Chem Co Inc | 芳香族−脂肪族共重合ポリカーボネート樹脂組成物 |
JP2003327682A (ja) | 2002-05-15 | 2003-11-19 | Mitsubishi Gas Chem Co Inc | ポリカーボネート樹脂 |
JP2003335853A (ja) | 2002-05-17 | 2003-11-28 | Mitsubishi Gas Chem Co Inc | 芳香族―脂肪族共重合ポリカーボネート樹脂組成物の製造方法 |
JP2004315747A (ja) * | 2003-04-18 | 2004-11-11 | Mitsubishi Gas Chem Co Inc | 芳香族−脂肪族共重合ポリカーボネート樹脂 |
JP2004359900A (ja) * | 2003-06-06 | 2004-12-24 | Mitsubishi Gas Chem Co Inc | ポリカーボネート樹脂組成物 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU748964B2 (en) * | 1998-06-10 | 2002-06-13 | Mitsubishi Gas Chemical Company, Inc. | Aromatic-aliphatic copolycarbonate and process for producing the same |
US6355768B1 (en) * | 1999-10-29 | 2002-03-12 | Mitsubishi Gas Chemical Company, Inc. | Polycarbonate resin and process for producing the same |
US6537636B1 (en) * | 2000-06-05 | 2003-03-25 | General Electric Company | Data storage media containing clear polycarbonate blends |
JP4774610B2 (ja) * | 2001-03-13 | 2011-09-14 | 三菱瓦斯化学株式会社 | ポリカーボネートの製造方法 |
US20040116618A1 (en) | 2001-04-09 | 2004-06-17 | Satoshi Nagai | Polycarbonate resin composition |
JP2005232256A (ja) * | 2004-02-18 | 2005-09-02 | Mitsubishi Gas Chem Co Inc | 成形用ポリカーボネート樹脂ペレット及びその製造方法 |
JP2005247913A (ja) * | 2004-03-02 | 2005-09-15 | Mitsubishi Gas Chem Co Inc | ポリカーボネート樹脂組成物ペレット及びその製造方法 |
WO2008020636A1 (en) | 2006-08-18 | 2008-02-21 | Mitsubishi Gas Chemical Company, Inc. | Polycarbonate resin and optical film using the same |
JP5332696B2 (ja) | 2009-02-17 | 2013-11-06 | 三菱瓦斯化学株式会社 | ポリカーボネート樹脂組成物及びその製造方法 |
JP5526579B2 (ja) | 2009-04-06 | 2014-06-18 | 三菱瓦斯化学株式会社 | ポリカーボネート樹脂組成物、並びにそれを用いた成形品の製造方法及び成形品 |
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2569593B2 (ja) | 1987-09-08 | 1997-01-08 | 三菱瓦斯化学株式会社 | 芳香族−脂肪族ポリカーボネート共重合体 |
JP2003055543A (ja) * | 2001-08-16 | 2003-02-26 | Mitsubishi Gas Chem Co Inc | 芳香族−脂肪族共重合ポリカーボネート樹脂組成物 |
JP2003327682A (ja) | 2002-05-15 | 2003-11-19 | Mitsubishi Gas Chem Co Inc | ポリカーボネート樹脂 |
JP2003335853A (ja) | 2002-05-17 | 2003-11-28 | Mitsubishi Gas Chem Co Inc | 芳香族―脂肪族共重合ポリカーボネート樹脂組成物の製造方法 |
JP2004315747A (ja) * | 2003-04-18 | 2004-11-11 | Mitsubishi Gas Chem Co Inc | 芳香族−脂肪族共重合ポリカーボネート樹脂 |
JP2004359900A (ja) * | 2003-06-06 | 2004-12-24 | Mitsubishi Gas Chem Co Inc | ポリカーボネート樹脂組成物 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2465902A4 * |
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