CN115926135A - Thermoplastic resin composition for optical forming body and manufacturing method thereof - Google Patents

Thermoplastic resin composition for optical forming body and manufacturing method thereof Download PDF

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CN115926135A
CN115926135A CN202211459624.0A CN202211459624A CN115926135A CN 115926135 A CN115926135 A CN 115926135A CN 202211459624 A CN202211459624 A CN 202211459624A CN 115926135 A CN115926135 A CN 115926135A
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靳少华
许泽旺
邵雪飞
郭华
王磊
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Wanhua Chemical Group Co Ltd
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Abstract

The present invention relates to a thermoplastic resin composition containing a structural unit derived from a compound represented by the general formula (a), a structural unit derived from a compound represented by the general formula (B), and a structural unit derived from a compound represented by the general formula (C), and having advantages such as a high refractive index, a low molding shrinkage rate, and good bending resistance.

Description

Thermoplastic resin composition for optical forming body and manufacturing method thereof
Technical Field
The present invention relates to the field of optical resins, and more particularly to a thermoplastic resin composition for optical forming bodies and a method for producing the same.
Background
The permeability of global smart phones is very high, and the photographing function is regarded as a function which is highly concerned by users, so that the optical lens becomes a main position for upgrading the smart phones. The industry is faced with multi-dimensional upgrading such as high-definition, multi-lens, multi-camera, periscope and TOF in the future. In addition, intelligent driving is taken as a competition focus of a vehicle and an enterprise, the military supply competition of hardware is continuously upgraded, and the configuration that a new vehicle issued recently is provided with 5 cameras on average compared with the configuration that the new vehicle carries the 5 cameras on the last round of intelligent vehicle models is obviously improved. The automatic driving environment sensing needs higher definition of the camera to acquire longer detection distance and more information. Along with the development trend of light weight of camera equipment, no matter in the fields of mobile phones, vehicles and security protection, plastic lenses gradually replace glass lenses.
Optical resin is the first choice for manufacturing plastic lenses because of its advantages of high refractive index, easy molding, high production efficiency, etc. Patent US4810771 proposes a high refractive polyester resin material for optical lenses, which is prepared by using 9,9-bis- (4-hydroxyphenyl) fluorene as a monomer and has a refractive index of about 1.64. Konika patent JP2001072872 discloses a thermoplastic resin material for optical lenses and a manufacturing method thereof, mainly adopts 2, 2-bis- (2-hydroxyethoxy) -1, 1-binaphthyl as a polymerization monomer, can be used for preparing optical resin materials such as polyester, polycarbonate, polyurethane, sulfone polymer and the like, and has higher refractive index which can reach about 1.66. However, the refractive index of these resin materials cannot meet the use requirement of a higher definition camera, and it is necessary to develop a monomer having a higher molar refractive index to prepare a copolymer resin. In addition, for mobile phones and vehicle-mounted lenses, real scenes of vibration, collision and falling exist, and the plastic lenses are required to have high bending strength in a vibration falling test, so that the lenses are guaranteed not to deform.
Disclosure of Invention
The invention aims to provide a thermoplastic resin composition, a manufacturing method thereof and application thereof in the field of optical forming bodies.
To achieve the above object, the present invention provides a thermoplastic resin composition, which in one embodiment comprises a structural unit derived from a compound represented by the general formula (A), a structural unit derived from a compound represented by the general formula (B), and a structural unit derived from a compound represented by the general formula (C),
Figure BDA0003954848810000021
in the general formula (A), X represents an alkylene group having 1 to 4 carbon atoms, and a and b each independently represent an integer of 1 to 10; r 1 ~R 4 Each independently represents a hydrogen atom, a halogen atom, a cyano group, an alkyl group having 1 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a cycloalkyl group having 5 to 20 carbon atoms, a cycloalkoxy group having 5 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms or an aryloxy group having 6 to 20 carbon atoms,
Figure BDA0003954848810000022
in the general formula (B), Y represents an alkylene group having 1 to 4 carbon atoms, and c and d each independently represents an integer of 1 to 10; r 5 ~R 8 Each independently represents a hydrogen atom, a halogen atom, a cyano group, an alkyl group having 1 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a cycloalkyl group having 5 to 20 carbon atoms, a cycloalkoxy group having 5 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms or an aryloxy group having 6 to 20 carbon atoms; m represents a direct bond, -O-, -S-, -NH-, a sulfone or sulfoxide group an alkylene group having 1 to 6 carbon atoms, a cycloalkylene group having 5 to 20 carbon atoms,
Figure BDA0003954848810000031
in the general formula (C), Z represents an alkylene group having 1 to 4 carbon atoms, and e and f each independently represent an integer of 1 to 10; r is 9 ~R 12 Each independently represents a hydrogen atom, a halogen atom, a cyano group, an alkyl group having 1 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a cycloalkyl group having 5 to 20 carbon atoms, a cycloalkoxy group having 5 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms or an aryloxy group having 6 to 20 carbon atoms,
the thermoplastic resin composition, wherein the proportion of the structural unit represented by the general formula (A) is 0.1 to 9.9 mol%,
the proportion of the structural unit represented by the general formula (B) is 6 to 90 mol%,
the proportion of the structural unit represented by the general formula (C) is 5 to 85 mol%.
Preferably, the thermoplastic resin composition,
the proportion of the structural unit represented by the general formula (A) is 3 to 9 mol%,
the proportion of the structural unit represented by the general formula (B) is 30 to 80 mol%,
the proportion of the structural unit represented by the general formula (C) is 15 to 65 mol%.
The thermoplastic resin composition of the present invention, in another embodiment, comprises a structural unit derived from a compound represented by the general formula (A) and a structural unit derived from a compound represented by the general formula (C),
wherein the proportion of the structural unit represented by the general formula (A) is 10 to 90 mol%,
the proportion of the structural unit represented by the general formula (C) is 10 to 90 mol%.
Preferably, the thermoplastic resin composition has, in addition to the above-mentioned components,
the proportion of the structural unit represented by the general formula (A) is 40 to 70 mol%,
the proportion of the structural unit represented by the general formula (C) is 30 to 60 mol%.
The form in which the structural unit derived from the compound represented by the general formula (a), the general formula (B), and the general formula (C) described in the present invention is contained in the resin is not particularly limited. For example, in the present invention, the thermoplastic resin composition may contain a copolymer containing structural units derived from the compounds represented by the general formulae (a), (B), and (C), or may be a binary resin composition containing a homopolymer composed of each structural unit; alternatively, the blend may be one obtained by blending a homopolymer containing a structural unit derived from a compound represented by the general formula (a), a structural unit derived from a compound represented by the general formula (B), and a homopolymer containing a structural unit derived from a compound represented by the general formula (C), or one obtained by blending a homopolymer containing a structural unit derived from a compound represented by the general formula (a) and a copolymer containing a structural unit derived from a compound represented by the general formula (B).
The thermoplastic resin composition of the present invention may have any structure of random, block and alternating copolymer structures.
The thermoplastic resin composition of the present invention may contain additives such as a mold release agent, an ultraviolet absorber, a fluidity improver, a crystal nucleating agent, a reinforcing agent, a dye, an antistatic agent, or an antibacterial agent.
The thermoplastic resin composition of the present invention can be prepared by reacting a dihydroxy compound represented by the general formula (A), the general formula (B) and the general formula (C) with a carbonic diester and/or a dicarboxylic acid and/or a dicarboxylic ester.
Preferably, the dihydroxy compound and the carbonic acid diester and/or the dicarboxylic acid ester are produced by a melt transesterification polycondensation method in the presence of a basic compound catalyst, a transesterification catalyst, or a mixed catalyst composed of both of them, or in the absence of a catalyst.
Preferably, the dihydroxy compound represented by formula (a) is at least one of the following structures:
Figure BDA0003954848810000041
preferably, the dihydroxy compound represented by formula (B) is at least one of the following structures:
Figure BDA0003954848810000051
preferably, the dihydroxy compound represented by formula (C) is at least one of the following structures:
Figure BDA0003954848810000052
in the present invention, the above-mentioned carbonic acid diester is one or more of diphenyl carbonate, ditolyl carbonate, diethylphenyl carbonate, diisopropylphenyl carbonate, dimethyl carbonate, diethyl carbonate, dibutyl carbonate, dicyclohexyl carbonate, etc., preferably diphenyl carbonate;
the dicarboxylic acid is any one or the combination of at least two of terephthalic acid, 1, 4-naphthalenedicarboxylic acid, 2, 6-naphthalenedicarboxylic acid, 2-biphenyldicarboxylic acid, 1, 4-cyclohexanedicarboxylic acid and 2,2 '-bis (carboxymethoxy) -1,1' -binaphthyl, preferably terephthalic acid and/or 2, 6-naphthalenedicarboxylic acid;
the dicarboxylic acid ester is any one or combination of at least two of dimethyl terephthalate, diethyl terephthalate, dimethyl terephthalate diacetate, dimethyl 1, 4-naphthalenedicarboxylate, dimethyl 2, 6-naphthalenedicarboxylate, dimethyl 2, 2-biphenyldicarboxylate, dimethyl 1, 4-cyclohexanedicarboxylate, and 2,2 '-bis (carbomethoxy) -1,1' -binaphthyl, preferably dimethyl terephthalate and/or dimethyl 2, 6-naphthalenedicarboxylate.
The molar ratio of the carbonic acid diester and/or dicarboxylic acid ester to the sum of the dihydroxy compounds of the general formulae (a), (B) and (C) added is from 0.97 to 1.1, preferably from 1.01 to 1.08.
The basic compound catalyst is one or more of lithium chloride, sodium chloride, potassium chloride, cesium chloride, lanthanum acetylacetonate, cerium acetylacetonate, sodium hydroxide, magnesium hydroxide, calcium hydroxide, strontium hydroxide, barium hydroxide, lithium bicarbonate, sodium bicarbonate, potassium bicarbonate, magnesium bicarbonate, calcium bicarbonate, strontium bicarbonate, barium bicarbonate, sodium carbonate, magnesium carbonate, calcium carbonate, strontium carbonate, barium carbonate, magnesium acetate, calcium acetate, strontium acetate, barium acetate, magnesium stearate, calcium benzoate, magnesium phenylphosphate, tetramethylammonium hydroxide, tetraethylammonium hydroxide, tetrapropylammonium hydroxide, tetrabutylammonium hydroxide, trimethylbenzylammonium hydroxide, triethylamine, dimethylbenzylamine, triphenylamine, diethylamine, tetramethylammonium borohydride, tetrabutylammonium tetrabuty-tetrabenzoate, ammonium tetraphenylborate and the like, preferably one or more of sodium hydroxide, sodium bicarbonate and cesium carbonate.
The transesterification catalyst of the present invention may be one or more selected from zinc acetate, zinc benzoate, zinc 2-ethylhexanoate, tin chloride, tin acetate, cerium acetylacetonate, zirconium acetate, tetrabutoxy zirconium, etc., preferably one or more selected from lanthanum acetylacetonate, zirconium acetate, and zinc acetate.
The molar ratio of the total of the basic compound catalyst and/or the transesterification catalyst of the present invention to the total of the dihydroxy compounds is 1X 10 -8 ~5×10 -4 The preferred ratio is 1X 10 -6 ~2×10 -4
In some preferred embodiments of the present invention, the method for preparing the thermoplastic resin composition comprises: dihydroxy compounds represented by general formula (A), optional general formula (B) and general formula (C), carbonic acid diesters and/or dicarboxylic acids and/or dicarboxylic acid esters, catalysts and optional auxiliaries are added into a reactor, the air in the reactor is sufficiently replaced by nitrogen for 3 to 5 times, and then the temperature is increased to melt the materials in the reactor, wherein the melting temperature is 180 to 210 ℃, preferably 190 to 200 ℃, and the retention time of the stage is 40 to 100min, preferably 50 to 80min. After the materials are melted, starting stirring, starting pressure reduction or pressure increase control, raising the temperature to the transesterification reaction temperature, wherein the transesterification reaction temperature is 210-250 ℃, preferably 220-240 ℃, and the retention time of the stage is 60-320 min, preferably 150-240 min. Then, the pressure is continuously reduced and the temperature is increased, and the polycondensation reaction is started, wherein the system pressure of the stage is 10-500 Pa (A), preferably 50-100 Pa (A), the reaction temperature of the stage is 230-270 ℃, preferably 230-255 ℃, and the residence time of the stage is 10-120 min, preferably 20-60 min. During the reaction, the small molecular compounds formed are immediately removed by distillation, and a thermoplastic resin composition of high molecular weight is obtained in the final reactor.
The blend of the present invention can be obtained by blending different thermoplastic resin compositions obtained by polymerization in an extruder, kneader, mixer or the like.
The thermoplastic resin composition of the present invention can be used in the field of optical formed articles, such as optical lenses, optical films, and the like.
The invention has the beneficial effects that:
the thermoplastic resin composition has the advantages of high refractive index, good fluidity, easy processing, high temperature resistance, yellowing resistance and high transparency, and can be used in the field of optical lenses. The optical lens adopting the thermoplastic resin composition can make the lens thinner, reduce the weight of the lens and reduce the number of the lens, thereby reducing the cost and having wide application prospect.
The thermoplastic resin composition of the present invention has a refractive index nD of 1.64 to 1.69 at 20 ℃ and a wavelength of 589nm, an Abbe number of not more than 25, and an oriented birefringence [ Delta ] n of 1.0X 10 -3 Below, the molding shrinkage is not higher than 0.6%;
the thermoplastic resin composition has a yellowness index (b) value of not more than 3.0 measured at a thickness of 1mm, an average transmittance at a wavelength of 780nm to 1000nm of 87% or more,
the thermoplastic resin composition has a flexural modulus of greater than 2800MPa and a flexural strength of greater than 90MPa, as determined in accordance with ISO 178.
Detailed Description
The present invention will now be described with reference to the following specific embodiments. It should be noted that the examples are given solely for the purpose of illustration and are not to be construed as limitations on the scope of the invention, as the invention is intended to be limited only by the appended claims, and all insubstantial modifications and variations thereof are intended to be covered by the claims.
1) Weight average molecular weight (Mw): a calibration curve was prepared using standard polystyrene of known molecular weight (molecular weight distribution = 1) using Gel Permeation Chromatography (GPC) with tetrahydrofuran as a developing solvent. Based on the standard curve, mw was calculated from the retention time of GPC.
2) Refractive index (nD): a film having a thickness of 1mm, which was composed of the thermoplastic resin compositions obtained in the examples, was measured for the refractive index (nD) at 20 ℃ and a wavelength of 589nm of the thermoplastic resin composition of the present invention by using an Abbe refractometer according to the method of JIS-K-7142.
3) Abbe number: refractive indices of a film having a thickness of 0.1mm and comprising the polycarbonate resin obtained in examples were measured at 20 ℃ for 486nm (F light), 589nm (D light) and 656nm (C light) using an Abbe refractometer, and Abbe number ν was calculated using the following formula,
ν=(nD-1)/(nF-nC)。
4) Oriented birefringence (Δ n): after a casting film having a thickness of 0.1mm was cut into a square of 5.0cm square, both ends of the film were inserted into chucks (3.0 cm between the chucks), and stretched 1.5 times at Tg +5 ℃ of a polycarbonate resin. The retardation (Re) at 589nm was measured using an ellipsometer, and the orientation birefringence (. DELTA.n) was determined from the following equation.
Δn=Re/d
Δ n: oriented birefringence; re: phase difference; d: and (4) thickness.
5) Bending resistance: flexural modulus and flexural strength determined according to ISO 178.
6) Light transmittance: a sample having a thickness of 1mm, which was composed of the polycarbonate resin obtained in the examples, was measured by a haze meter according to JIS-K-7361-1.
7) b value: the obtained polycarbonate resin was vacuum-dried at 120 ℃ for 4 hours, and then injection-molded using an injection molding machine at a cylinder temperature of 270 ℃ and a mold temperature of Tg-10 ℃ to obtain a disk-shaped test sheet having a diameter of 50mm and a thickness of 1 mm. Using the plate piece, the b value was measured in accordance with JIS K7105.
8) Molding shrinkage rate: the test was carried out according to ISO 294-4 standard method.
Some of the raw materials of the reagents used in the examples and comparative examples of the present invention are obtained as follows, and the rest of the raw materials of the reagents are all commercially available products unless otherwise specified:
a-1 and A-2 can be prepared by the method disclosed in patent JP 2009155253A. The nuclear magnetic results of the A-2 compound are as follows: 1H-NMR (400MHz, CDCl) 3 )/δ×10 -6 :7.90-7.87(m,6H),7.43-7.18(m,14H),4.41(m,4H),3.79(m,4H),3.65-3.56(m,6H),3.44(m,4H)。
B-1 can be prepared by methods disclosed in Japanese patent laid-open Nos. 2014-227387, 2014-227388, and 2015-168658, including (1) a method of reacting 1, 1-binaphthol with ethylene glycol monotoluenesulfonate, (2) a method of reacting binaphthol with a halogenated alkanol or alkylene carbonate, and (3) a method of reacting 1, 1-binaphthol with ethylene carbonate or propylene carbonate.
The B-2 compound can be prepared by the method disclosed in patent RO105571B 1. B-2 CompoundsThe nuclear magnetic results of (a) were as follows: 1H-NMR (400MHz, CDCl 3) delta/. Times.10 -6 :8.11-8.02(m,4H),7.65(m,2H),7.54-7.41(m,4H),6.92(m,2H),4.84(s,2H),4.43(t,4H),3.69-3.65(m,6H)。
Example 1
0.054g (0.0001 mol) of A1, 33.67g (0.09 mol) of B1, 4.62g (0.0099 mol) of C2, 20.78g (0.097 mol) of diphenyl carbonate, and 3.258. Mu.g (1.0X 10 mol) -8 mol) cesium carbonate is put into a 200ml four-neck flask with a stirrer and a distillation device, nitrogen is substituted for 4 times, the temperature is heated to 190 ℃ under nitrogen atmosphere 101Kpa (A), heating is started for 60min, then the raw materials are confirmed to be completely dissolved, then stirring is started, the pressure is adjusted to 26Kpa (A), simultaneously the temperature is increased to 230 ℃ at the speed of 30 ℃/hr, at the same time, the phenol generated as a byproduct is confirmed to start distilling, the temperature is maintained at 230 ℃ for reaction for 180min, then the temperature is increased to 250 ℃ at the speed of 60 ℃/hr, after the temperature reaches 250 ℃, the pressure is gradually reduced to 50Pa (A) within 1 hour, the reaction is stirred for 60min under the condition, and the reaction is ended. After the reaction was completed, nitrogen gas was introduced into the four-neck flask to return to normal pressure, and the resulting thermoplastic resin composition was taken out, pelletized, molded and subjected to performance evaluation, and the results are shown in table 1.
Example 2
6.2g (0.0099 mol) of A2, 33.03g (0.0851 mol) of B2, 2.95g (0.005 mol) of C1, 23.56g (0.11 mol) of diphenyl carbonate and 2mg (5.0X 10 mol) -5 The same operation as in example 1 was carried out except that mol) of sodium hydroxide was placed in a 200ml four-necked flask equipped with a stirrer and a distillation apparatus, and the results are shown in Table 1.
Example 3
4.84g (0.009 mol) of A1, 2.24g (0.006 mol) of B1, 50.17g (0.085 mol) of C1, 21.64g (0.101 mol) of diphenyl carbonate and 32.74. Mu.g (1.0X 10 mol) -7 The same operation as in example 1 was carried out except that mol) of zirconium acetate was placed in a 200ml four-necked flask equipped with a stirrer and a distillation apparatus, and the results are shown in Table 1.
Example 4
1.88g (0.003 mol) of A2, 31.05g (0.08 mol) of B2, 7.93g (0.017 mol) of C2, 23.14g (0.108 mol) of diphenyl carbonate and 6.806mg (2.0X 10 mol) -5 mol) tetrabutyl titanate is put into a distillation device with a stirrerThe same operation as in example 1 was carried out except that the flask was changed to a 200ml four-necked flask, and the results are shown in Table 1.
Example 5
4.84g (0.009 mol) of A1, 29.50g (0.076 mol) of B2, 8.85g (0.015 mol) of C1, 21.64g (0.101 mol) of diphenyl carbonate and 25.20. Mu.g (3.0X 10 mol) -7 mol) sodium bicarbonate, 228.07. Mu.g (7.0X 10) -7 The same operation as in example 1 was carried out except that mol) cesium carbonate was put in a 200ml four-necked flask equipped with a stirrer and a distillation apparatus, and the results are shown in Table 1.
Example 6
3.13g (0.005 mol) of A2, 11.22g (0.03 mol) of B1, 38.37g (0.065 mol) of C1, 22.49g (0.105 mol) of diphenyl carbonate, and 13.08. Mu.g (3.0X 10 mol) -8 The same operation as in example 1 was carried out except that mol) of lanthanum acetylacetonate was placed in a 200ml four-necked flask equipped with a stirrer and a distillation apparatus, and the results are shown in Table 1.
Example 7
4.84g (0.009 mol) of A1, 19.08g (0.051 mol) of B1, 23.61g (0.04 mol) of C1, 22.71g (0.106 mol) of diphenyl carbonate and 340.32. Mu.g (1.0X 10 mol) -6 The same operation as in example 1 was carried out except that mol) of tetrabutyl titanate was placed in a 200ml four-necked flask equipped with a stirrer and a distillation apparatus, and the results are shown in Table 1.
Example 8
5.38g (0.01 mol) of A1, 41.96g (0.09 mol) of C2, 23.35g (0.109 mol) of diphenyl carbonate, and 9.18. Mu.g (5.0X 10 mol) -8 The same operation as in example 1 was carried out except that mol) of zinc acetate was put into a 200ml four-necked flask equipped with a stirrer and a distillation apparatus, and the results are shown in Table 1.
Example 9
56.36g (0.09 mol) of A2, 4.66g (0.01 mol) of C2, 22.06g (0.103 mol) of diphenyl carbonate, and 400. Mu.g (1.0X 10 mol) -5 The same operation as in example 1 was carried out except that mol) of sodium hydroxide was placed in a 200ml four-necked flask equipped with a stirrer and a distillation apparatus, and the results are shown in Table 1.
Example 10
21.53g (0.04 mol) of A1, 27.97g (0.06 mol) of C2, 22.49g (0.105 mo)l) Diphenyl carbonate, 97.75. Mu.g (3.0X 10) -7 The same operation as in example 1 was carried out except that mol) cesium carbonate was put in a 200ml four-necked flask equipped with a stirrer and a distillation apparatus, and the results are shown in Table 1.
Example 11
18.79g (0.03 mol) of A2, 41.32g (0.07 mol) of C1, 21.74g (0.1015 mol) of diphenyl carbonate, 73.4. Mu.g (4.0X 10 mol) -7 The same operation as in example 1 was carried out except that mol) of zinc acetate was placed in a 200ml four-necked flask equipped with a stirrer and a distillation apparatus, and the results are shown in Table 1.
Example 12
26.91g (0.05 mol) of A1, 29.51g (0.05 mol) of C1, 22.28g (0.104 mol) of diphenyl carbonate, and 170.16. Mu.g (5.0X 10 mol) -7 The same operation as in example 1 was carried out except that mol) of tetrabutyl titanate was placed in a 200ml four-necked flask equipped with a stirrer and a distillation apparatus, and the results are shown in Table 1.
Comparative example 1
53.82g (0.1 mol) of A1, 22.71g (0.106 mol) of diphenyl carbonate, and 84.01. Mu.g (1.0X 10 mol) -6 The same operation as in example 1 was carried out except that mol) of sodium hydrogencarbonate was charged in a 200ml four-necked flask equipped with a stirrer and a distillation apparatus, and the results are shown in Table 1.
Comparative example 2
18.71g (0.05 mol) of B1, 23.31g (0.05 mol) of C2, 22.28g (0.104 mol) of diphenyl carbonate, and 436.23. Mu.g (1.0X 10 mol) -6 The same operation as in example 1 was carried out except that mol) of lanthanum acetylacetonate was placed in a 200ml four-necked flask equipped with a stirrer and a distillation apparatus, and the results are shown in Table 1.
TABLE 1
Figure BDA0003954848810000121
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Claims (7)

1. A thermoplastic resin composition comprising a structural unit derived from a compound represented by the general formula (A), a structural unit derived from a compound represented by the general formula (B), and a structural unit derived from a compound represented by the general formula (C),
Figure FDA0003954848800000011
in the general formula (A), X represents an alkylene group having 1 to 4 carbon atoms, and a and b each independently represent an integer of 1 to 10; r 1 ~R 4 Each independently represents a hydrogen atom, a halogen atom, a cyano group, an alkyl group having 1 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a cycloalkyl group having 5 to 20 carbon atoms, a cycloalkoxy group having 5 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms or an aryloxy group having 6 to 20 carbon atoms,
Figure FDA0003954848800000012
in the general formula (B), Y represents an alkylene group having 1 to 4 carbon atoms, and c and d each independently represents an integer of 1 to 10; r 5 ~R 8 Each independently represents a hydrogen atom, a halogen atom, a cyano group, an alkyl group having 1 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a cycloalkyl group having 5 to 20 carbon atoms, a cycloalkoxy group having 5 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms or an aryloxy group having 6 to 20 carbon atoms; m represents a direct bond, -O-, -S-, -NH-, a sulfone or sulfoxide group an alkylene group having 1 to 6 carbon atoms, a cycloalkylene group having 5 to 20 carbon atoms,
Figure FDA0003954848800000021
in the general formula (C), Z represents an alkylene group having 1 to 4 carbon atoms, and e and f each independently represent an integer of 1 to 10; r 9 ~R 12 Each independently represents a hydrogen atom, a halogen atom, a cyano group, an alkyl group having 1 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a cycloalkyl group having 5 to 20 carbon atoms, a cycloalkoxy group having 5 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms or an aryloxy group having 6 to 20 carbon atoms.
2. The thermoplastic resin composition according to claim 1,
wherein the proportion of the structural unit represented by the general formula (A) is 0.1 to 9.9 mol%,
the proportion of the structural unit represented by the general formula (B) is 6 to 90 mol%,
the proportion of the structural unit represented by the general formula (C) is 5 to 85 mol%;
preferably, the first and second liquid crystal materials are,
the proportion of the structural unit represented by the general formula (A) is 3 to 9 mol%,
the proportion of the structural unit represented by the general formula (B) is 30 to 80 mol%,
the proportion of the structural unit represented by the general formula (C) is 15 to 65 mol%.
3. A thermoplastic resin composition comprising a structural unit derived from a compound represented by the general formula (A) and a structural unit derived from a compound represented by the general formula (C),
Figure FDA0003954848800000022
in the general formula (A), X represents an alkylene group having 1 to 4 carbon atoms, and a and b each independently represent an integer of 1 to 10; r 1 ~R 4 Each independently represents a hydrogen atom, a halogen atom, a cyano group, an alkyl group having 1 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a cycloalkyl group having 5 to 20 carbon atoms, a cycloalkoxy group having 5 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms or an aryloxy group having 6 to 20 carbon atoms,
Figure FDA0003954848800000031
in the general formula (C), Z represents an alkylene group having 1 to 4 carbon atoms, and e and f each independently represent an integer of 1 to 10; r 9 ~R 12 Each independently represents a hydrogen atom or halogenAn alkyl group having 1 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a cycloalkyl group having 5 to 20 carbon atoms, a cycloalkoxy group having 5 to 20 carbon atoms, an aryl group having 6 to 20 carbon atoms or an aryloxy group having 6 to 20 carbon atoms.
4. The thermoplastic resin composition according to claim 3,
wherein the proportion of the structural unit represented by the general formula (A) is 10 to 90 mol%,
the proportion of the structural unit represented by the general formula (C) is 10 to 90 mol%.
5. The thermoplastic resin composition according to claim 4,
the proportion of the structural unit represented by the general formula (A) is 40 to 70 mol%,
the proportion of the structural unit represented by the general formula (C) is 30 to 60 mol%.
6. Use of the thermoplastic resin composition according to any one of claims 1 to 5 for optical formed bodies.
7. The use according to claim 6, the thermoplastic resin composition being used for optical lenses and optical films.
CN202211459624.0A 2022-11-17 2022-11-17 Thermoplastic resin composition for optical forming body and manufacturing method thereof Pending CN115926135A (en)

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US20170044312A1 (en) * 2014-05-07 2017-02-16 Mitsubishi Gas Chemical Company, Inc. Resin produced by polycondensation, and resin composition
CN112955422A (en) * 2018-10-19 2021-06-11 三菱瓦斯化学株式会社 Polycyclic compounds
CN112961336A (en) * 2021-04-09 2021-06-15 万华化学集团股份有限公司 Polycarbonate resin with stable high refractive index, preparation method and application thereof
CN113518934A (en) * 2019-02-27 2021-10-19 三菱瓦斯化学株式会社 Thermoplastic resin, method for producing same, and optical lens

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170044312A1 (en) * 2014-05-07 2017-02-16 Mitsubishi Gas Chemical Company, Inc. Resin produced by polycondensation, and resin composition
CN112955422A (en) * 2018-10-19 2021-06-11 三菱瓦斯化学株式会社 Polycyclic compounds
CN113518934A (en) * 2019-02-27 2021-10-19 三菱瓦斯化学株式会社 Thermoplastic resin, method for producing same, and optical lens
CN112961336A (en) * 2021-04-09 2021-06-15 万华化学集团股份有限公司 Polycarbonate resin with stable high refractive index, preparation method and application thereof

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