WO2006129573A1 - 樹脂組成物 - Google Patents
樹脂組成物 Download PDFInfo
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- WO2006129573A1 WO2006129573A1 PCT/JP2006/310570 JP2006310570W WO2006129573A1 WO 2006129573 A1 WO2006129573 A1 WO 2006129573A1 JP 2006310570 W JP2006310570 W JP 2006310570W WO 2006129573 A1 WO2006129573 A1 WO 2006129573A1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/24—Homopolymers or copolymers of amides or imides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
- C08F222/04—Anhydrides, e.g. cyclic anhydrides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups
- C08F8/32—Introducing nitrogen atoms or nitrogen-containing groups by reaction with amines
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/48—Isomerisation; Cyclisation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L35/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical, and containing at least one other carboxyl radical in the molecule, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L35/06—Copolymers with vinyl aromatic monomers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2800/00—Copolymer characterised by the proportions of the comonomers expressed
- C08F2800/20—Copolymer characterised by the proportions of the comonomers expressed as weight or mass percentages
Definitions
- the present invention relates to a resin composition, and more particularly to a resin composition characterized in that birefringence is controlled.
- Patent Document 1 polymethyl methacrylate (Patent Document 1) is treated with a primary amine to polymethylmethacrylate methacrylate copolymer (Patent Document 2, Patent Document 3, Patent Document 4, Patent Document 5) in an extruder.
- Patent Document 2 Patent Document 3, Patent Document 4, Patent Document 5
- Patent Document 2 Patent Document 3
- Patent Document 5 Patent Document 5
- the methyl methacrylate-styrene copolymer has a wider range of characteristics than the imide-based resin using polymethyl methacrylate as a raw material because the composition ratio can be arbitrarily controlled because of the copolymer in addition to the imidation reaction rate.
- these prior arts do not clearly describe the characteristics of the imidized methyl methacrylate-styrene copolymer. In particular, there is no description regarding orientation birefringence.
- Non-patent Document 1 a polymer exhibiting positive orientation birefringence and a negative orientation birefringence
- a method of randomly copolymerizing monomers of a polymer exhibiting refraction at an appropriate ratio a method of doping a low molecular compound having polarizability anisotropy into a polymer, and the like.
- Non-patent Document 2 As a method of reducing the orientation birefringence of polycarbonate, is a blend of polycarbonate and polystyrene, and polystyrene is a polycarbonate.
- a method of graft-copolymerizing to a polymer has been proposed.
- the former lacks uniformity in optical properties, and if the blended resin has low compatibility, there are problems such as a decrease in transparency, and the latter is actually a process for graft polymerization. There was a problem when it became complicated!
- Patent Document 1 U.S. Pat.Nos. 4,246,374
- Patent Document 2 U.S. Pat.Nos. 4,727,117
- Patent Document 3 U.S. Patent 4, 954, 574
- Patent Document 4 U.S. Patent 5,004,777
- Patent Document 5 US Patent Nos. 5,264, 483
- Non-Patent Document 1 Molding No. 15 ⁇ No. 3, page 194
- Non-Patent Document 2 Nikkei-U Material September 26, 1988, p. 56
- the present invention includes a resin (A) characterized by containing repeating units represented by the following general formulas (1) and (2), and the following general formulas (1) and (2) And a resin composition containing as an essential component the resin (B), which contains the repeating unit represented by (3).
- R 3 represents hydrogen, an alkyl group having 1 to 18 carbon atoms, a cycloalkyl group having 3 to 12 carbon atoms, Or a substituent containing an aromatic ring having 5 to 15 carbon atoms.
- R 4 and R 5 each independently represent hydrogen or an alkyl group having 1 to 8 carbon atoms
- R 6 represents an alkyl group having 1 to 18 carbon atoms or a cyclohexane having 3 to 12 carbon atoms.
- R 7 represents hydrogen or an alkyl group having 1 to 8 carbon atoms
- R 8 represents an aryl group having 6 to 10 carbon atoms.
- the present invention relates to a greaves composition
- a greaves composition comprising 0.1 to 50% by weight of rosin (A) and 50 to 99.9% by weight of rosin (B).
- a preferred embodiment relates to ⁇ fat composition, characterized in that orientation birefringence is 0 ⁇ 0. 1 X 10- 3.
- the [0020] preferred embodiment relates ⁇ composition characterized in that photoelastic coefficient is not more than 10 X 10- 12 m 2 / N .
- a preferred embodiment is characterized in that the glass transition temperature is 110 ° C or higher.
- the present invention relates to a rosin composition.
- the present invention relates to an optical resin composition
- an optical resin composition comprising the above-described resin composition as a main component.
- the present invention relates to an optical resin molded article comprising the above-described resin composition as a main component.
- the present invention provides a resin composition comprising a (meth) acrylic acid ester polymer (C) and a (meth) acrylic acid ester-aromatic bullet copolymer (D) treated with an imidizing agent. It is related with the manufacturing method of the resin composition obtained.
- a resin composition that is easy to manufacture, inexpensive, excellent in transparency and heat resistance, and in particular, easy to control orientation birefringence can be provided. Further, the resin composition of the present invention can be developed into a molded article for optical use that requires transparent heat resistance.
- the present invention includes a resin (A) characterized by containing a repeating unit represented by the following general formulas (1) and (2), and the following general formulas (1), (2),
- the present invention relates to a resin composition comprising as an essential component a resin (B) characterized by containing the repeating unit represented by (3).
- R 1 and R 2 each independently represent hydrogen or an alkyl group having 1 to 8 carbon atoms
- R 3 represents hydrogen, an alkyl group having 1 to 18 carbon atoms, or 3 to 12 carbon atoms. Or a substituent containing an aromatic ring having 5 to 15 carbon atoms.
- R 4 and R 5 each independently represent hydrogen or an alkyl group having 1 to 8 carbon atoms
- R 6 represents an alkyl group having 1 to 18 carbon atoms or a cyclohexane having 3 to 12 carbon atoms.
- the first constitutional unit of rosin (A) characterized by containing a repeating unit represented by the general formulas (1) and (2) is represented by the general formula (1) and is generally called a dartalimide unit (hereinafter, general formula (1) may be abbreviated as a dartalimide unit.)
- R 2 is hydrogen or a methyl group
- R 3 is hydrogen, a methyl group, or a cyclohexyl group. It is particularly preferred if R 1 is a methyl group, R 2 is hydrogen and R 3 is a methyl group.
- the glutarimide unit may be of a single type. A plurality of different types of R 3 may be included.
- the (meth) acrylic acid compound or (meth) acrylic acid ester compound that gives the (meth) acrylic acid ester unit is not particularly limited, for example, methyl (meth) acrylate, (meth) acrylic acid Ethyl, butyl (meth) acrylate, isobutyl (meth) acrylate, t-butyl (meth) acrylate, benzyl (meth) acrylate, cyclohexyl (meth) acrylate and the like.
- acid anhydrides such as maleic anhydride or half esters of them with straight or branched alcohols having 1 to 20 carbon atoms; acrylic acid, methacrylic acid, maleic acid, maleic anhydride, itaconic acid, itaconic anhydride, ⁇ , ⁇ ethylenically unsaturated carboxylic acids such as crotonic acid, fumaric acid, citraconic acid, etc.
- methyl methacrylate is particularly preferred.
- These second structural units may be of a single type.
- R 5 and R 6 may include a plurality of different types.
- the first of the saffs (B), which is one of the essential components of the present invention, contains a repeating unit represented by the general formulas (1), (2), and (3)
- the structural unit of is represented by the general formula (1) and is generally called a dartalimide unit!
- R 2 is hydrogen or a methyl group
- R 3 is hydrogen, a methyl group, or a cyclohexyl group.
- R 1 is a methyl group
- R 2 is hydrogen
- R 3 force is a methyl group.
- the glutarimide unit may be of a single type. A plurality of different types of R 3 may be included.
- the second structural unit of the resin (B) is represented by the general formula (2), and is generally called a (meth) acrylate unit.
- the (meth) acrylic acid compound or (meth) acrylic acid ester compound that gives the (meth) acrylic acid ester unit is not particularly limited, for example, methyl (meth) acrylate, (meth) acrylic acid Ethyl, butyl (meth) acrylate, isobutyl (meth) acrylate, t-butyl (meth) acrylate, benzyl (meth) acrylate, cyclohexyl (meth) acrylate and the like.
- acid anhydrides such as maleic anhydride or half esters of them with straight or branched alcohols having 1 to 20 carbon atoms; acrylic acid, methacrylic acid, maleic acid, maleic anhydride, itaconic acid, itaconic anhydride, O, ⁇ -ethylenically unsaturated carboxylic acids such as crotonic acid, fumaric acid, citraconic acid and the like can be used in the present invention.
- methyl methacrylate is particularly preferred.
- These second structural units may be of a single type.
- R 5 and R 6 may include a plurality of different types.
- the third structural unit of rosin (B) is represented by the general formula (3), and is generally called an aromatic bulle unit (hereinafter referred to as a general formula). (3) may be abbreviated as aromatic vinyl unit.
- Preferred aromatic vinyl structural units include styrene, OL-methylstyrene, and the like. It is. Of these, styrene is particularly preferred.
- the preferred content of the dartalimide unit represented by the general formula (1) in the rosin (A) and the rosin (B), which are essential components of the present invention, is 20% by weight to 95% by weight. a%, more preferred properly 25 to 90 weight 0/0, and more preferably from 30 to 80 wt%. Daltarimide unit force S If it is smaller than this range, the heat resistance of the resulting imide resin may be insufficient or the transparency may be impaired. On the other hand, if it exceeds this range, the heat resistance is unnecessarily increased and the molding becomes difficult, and the mechanical strength of the obtained molded article becomes extremely brittle, and the transparency may be impaired.
- the content of the aromatic vinyl unit represented by the general formula (3) in the resin (B), which is an essential component of the present invention, is based on the total repeating units of the resin (B).
- the range of 1% by weight to 80% by weight is preferable.
- a more preferable content is 5% by weight to 60% by weight. If the aromatic vinyl unit is larger than this range, the heat resistance of the resulting imide resin may be insufficient, and if it is smaller than this range, the mechanical strength of the resulting molded product may be reduced. .
- the resin (A) and the resin (B), which are essential components of the present invention may be copolymerized with other structural units.
- Other structural units include -tolyl-based monomers such as Atari mouth-tolyl-methacrylo-tolyl, maleimides such as maleimide, N-methylmaleimide, N-phenylmaleimide, N-cyclohexylmaleimide
- a structural unit obtained by copolymerization of a polymer can be used. These may be directly copolymerized in the resin, or may be graft copolymerized.
- the resin composition of the present invention can reduce optical anisotropy.
- the small optical anisotropy mentioned here is required to have a small optical anisotropy in the thickness direction in addition to the optical anisotropy in the in-plane direction (length direction, width direction) of the film. is there.
- the direction in which the in-plane refractive index is maximum is the X axis
- the direction perpendicular to the X axis is the Y axis
- the thickness direction of the film is the Z axis
- the refractive indexes in the respective axial directions are nx, ny, nz
- the resin composition of the present invention is characterized in that the orientation birefringence can be controlled (note that it can also be used after adjusting to a specific orientation birefringence if necessary).
- Oriented birefringence refers to birefringence that develops when stretched at a predetermined temperature and a predetermined stretch ratio. In this description, unless otherwise specified, it means birefringence that develops when stretched 100% at a temperature 5 ° C higher than the glass transition temperature of imide resin.
- orientation birefringence 0 to 0.1 it is preferred is X 10- 3 instrument 0 to 0. It is more preferably 01 X 10- 3.
- orientation birefringence is out of the above range, it becomes difficult to obtain birefringence during molding processing and to obtain stable optical characteristics immediately with respect to environmental changes.
- the repeating unit represented by the general formula (1) and the repeating unit force represented by the general formula (3) are in a weight ratio of 2.0: 1.
- a force S in the range of 0 to 4.0: 1.0 S is preferable, 2.5: 1.0
- a range force of 0 to 4.0: 1.0 is more preferable than S, 3.0: 1.0 to 0-3
- the range of 5: 1.0 is more preferred.
- the repeating unit represented by the general formula (1) and the repeating unit represented by the general formula (3) have a molar ratio of 1.0: 1.0 to 4.
- a range of 0 is more preferred, 1. 2: 1. 0 to 2.5:
- a range of 1.0 is more preferred.
- the molar ratio refers to the ratio of the number of each repeating unit contained in the copolymer.
- the preferred mixing ratio of the resin (A) and the resin (B) is:
- (A) is preferably 0.1 to 50% by weight, and rosin (B) is preferably 50 to 99.9% by weight.
- the orientation birefringence can be controlled within the range where the heat resistance is good.
- the amount of each constituent unit of rosin (A) and rosin (B) a wide range can be obtained. It is possible to control the orientation birefringence in the surrounding area.
- the content of the aromatic vinyl unit represented by the general formula (3) contained in the resin composition of the present invention is preferably 1 to 70% by weight.
- the aromatic bulle unit force is larger than this range, the heat resistance of the resulting imide resin may be insufficient, and when it is smaller than this range, the mechanical strength of the resulting molded product may be lowered.
- the present invention provides a resin composition having a desired orientation birefringence in addition to preparing a resin composition having substantially no orientation birefringence as described above. It is also useful for preparation.
- the rosin composition of the present invention preferably has a weight average molecular weight of 1 X 10 4 to 5 X 10 5 . If the weight average molecular weight is less than the above value, the mechanical strength of the film is insufficient, and if the weight average molecular weight is more than the above value, the productivity of the film having a high viscosity at the time of melting may decrease. is there.
- the glass transition temperature of the resin composition is preferably 110 ° C or higher, more preferably 120 ° C or higher, and further preferably 125 ° C or higher.
- the glass transition temperature is not more than the above value, the application is limited due to insufficient heat resistance of the resin.
- thermoplastic composition of the present invention may contain other thermoplastic resin as necessary.
- photoelastic coefficient of ⁇ compositions of the present invention is preferably not more than 10 X 10- 12 m 2 ZN, more preferably not more than 5 X 10- 12 m 2 / N . If the absolute value of the photoelastic coefficient is larger than 10 X 10- 12 m 2 ZN becomes light leakage is likely to occur, particularly Te high temperature and high humidity environment smell, its tendency becomes remarkable.
- the photoelastic coefficient is that when an external force is applied to an isotropic solid to cause stress (AF), it temporarily exhibits optical anisotropy and exhibits birefringence (An).
- the ratio of stress to birefringence is called the photoelastic coefficient (c) and
- the photoelastic coefficient is a value measured by the Senarmon method at a wavelength of 515 nm at 23 ° C and 50% RH.
- the composition of the present invention comprises a resin (A) obtained by treating a (meth) acrylic acid ester polymer (C) with an imidizing agent, and (meth) acrylic acid ester-aromatic. It can be obtained by mixing the resin (B) obtained by treating the bulle copolymer (D) with an imidizing agent.
- composition of the present invention is obtained by imidizing a resin composition comprising a (meth) acrylic acid ester polymer (C) and a (meth) acrylic acid ester-aromatic bur copolymer (D). It can be obtained by processing with chemicals.
- the resin (A), which is one of the essential components of the present invention, can be obtained, for example, by imidizing the (meth) acrylic acid ester polymer (C).
- the (meth) acrylic acid ester polymer (C) that can be used in the present invention includes a (meth) acrylic acid compound or a (meth) acrylic acid ester compound capable of imidization reaction.
- these copolymers or (meth) acrylic acid compounds or (meth) acrylic acid ester compounds are included as essential components, even if they are linear (linear) polymers, block polymers, core shells It may be a polymer, branched polymer, ladder polymer, or bridge polymer.
- the block polymer may be A—B type, A—B—C type, A-B-A type, or any other type of block polymer. There is no problem even if the core-shell polymer has only one core and only one shell, or each layer has multiple layers.
- a methyl methacrylate linear type homopolymer which is preferred by a methyl methacrylate polymer, is a linear one of methyl methacrylate and alkyl acrylate.
- a type copolymer is particularly desirable.
- the resin (B) of the present invention can be obtained, for example, by imidizing a (meth) acrylic acid ester-aromatic vinyl polymer (D).
- the (meth) acrylic acid ester-aromatic vinyl polymer (D) that can be used in the present invention is a (meth) acrylic acid compound or a (meth) acrylic acid ester compound that can undergo an imidization reaction. Even if it is a linear one (linear) polymer as long as it contains a single or a copolymer thereof or a (meth) acrylic acid compound or a (meth) acrylic acid ester compound and a styrene compound as essential components, Further, it may be a block polymer, a core-shell polymer, a branched polymer, a ladder polymer, or a crosslinked polymer.
- Block polymer Can be A-B, A-B-C, A-B-A, or any other type of block polymer! /. Even if the core chenore polymer consists of only one core and only one layer of shell, each layer is multi-layered!
- a copolymer of methyl methacrylate and styrene is particularly desirable from the balance of availability, physical properties, and reactivity.
- the resin composition of the present invention comprises a (meth) acrylic acid ester polymer (C) and a (meth) acrylic acid ester-aromatic vinyl copolymer (D) mixed in advance.
- the rosin composition can be obtained by treating with an imidizing agent.
- Preferable mixing ratios are 0.1 to 50% by weight of (meth) acrylic acid ester polymer (C), and 50 to 99. (meth) acrylic acid ester / aromatic butyl copolymer (D). 9% by weight is preferred.
- the imidizing agent is not particularly limited as long as it can generate the dartalimide unit represented by the general formula (1).
- ammonia methenoreamine, ethenoreamine, n-propylamine, i-propylamine, Aliphatic hydrocarbon group-containing amines such as n-butylamine, i-butylamine, tert-butylamine, n-hexylamine, aromatic hydrocarbon group-containing amines such as aline, benzylamine, toluidine, and trichloroarine, and cyclohexane Examples include alicyclic hydrocarbon group-containing amines such as xylamine.
- the imidizing agent in an inert gas atmosphere.
- an inert gas such as nitrogen.
- the amount of the imidizing agent to be added is determined by the imidity ratio for expressing necessary physical properties. In order to lower the yellowness of the obtained rosin composition, it is preferably 40 parts by weight or less, more preferably 30 parts by weight or less. When the addition power of the imidizing agent used is 0 part by weight or more, since the yellowness of the resin composition tends to increase, it may be impossible to obtain a colorless and transparent resin.
- the resin composition of the present invention there is no particular limitation as long as it is a device that can be treated with an imidizing agent in an inert gas atmosphere.
- a device that can be treated with an imidizing agent in an inert gas atmosphere For example, an extruder or the like may be used.
- a batch type reaction vessel (pressure vessel) is often used.
- the resin composition of the present invention is produced by an extruder
- various extruders can be used.
- a single-screw extruder, a twin-screw extruder, or a multi-screw extruder is used.
- a twin screw extruder is preferable as an extruder that can promote mixing of an imidizing agent with a raw material polymer.
- the reaction temperature is in the range of 150 to 400 ° C in order to promote imidization and to suppress decomposition of the resin, yellowness, etc. due to excessive heat history.
- 0 to 320 ° C force S is preferable, and 200 to 290 ° C is more preferable.
- the extruder is preferably equipped with a vent port that can be reduced to atmospheric pressure or lower.
- a high-viscosity reactor such as a horizontal biaxial reactor such as Bipolak manufactured by Sumitomo Heavy Industries, Ltd. or a vertical biaxial agitation tank such as Super Blend is also preferred. Can be used properly.
- the raw material resin can be melted and stirred by heating in an inert gas atmosphere.
- an inert gas atmosphere there is no particular limitation as long as the structure can be added, but the melt viscosity may increase with the progress of the reaction. In other words, those having good stirring efficiency are preferable.
- a stirring tank Max blend manufactured by Sumitomo Heavy Industries, Ltd. can be exemplified.
- esterifying agents include dimethyl carbonate, 2,2-dimethoxypropane, dimethyl sulfoxide, triethyl orthoformate, trimethyl orthoacetate, trimethyl orthoformate, diphenyl carbonate, dimethyl sulfate, and methyltoluene.
- the resin composition obtained in the present invention may be used by itself or may be blended with other resins.
- the resin having the resin composition of the present invention as a main component can be suitably used as an optical resin composition, and can also be suitably used as an optical resin molding.
- any conventionally known method is possible. Examples thereof include injection molding, melt extrusion film molding, inflation molding, blow molding, compression molding, and spinning molding. Further, a solution casting method in which the imide resin of the present invention is dissolved in a soluble solvent and then molded is also possible. Any of them can be employed, but melt extrusion film forming without using a solvent is effective for the present invention. It is preferred from the standpoint of remarkably easily appearing and the influence of the production cost and solvent on the global environment.
- antioxidants In the molding process, generally used antioxidants, heat stabilizers, plasticizers, lubricants, ultraviolet absorbers, antistatic agents, colorants, antishrink agents, fillers, and the like are used for the purpose of the present invention. Don't get lost! ,.
- the imidization ratio was determined from the ratio of the absorption intensity attributed to the ester carbonyl group of 1720 cm 1 and the absorption intensity attributed to the imide carbocycle group of 1660 cm- 1 .
- the imido ratio is the ratio of imide carbo- yl groups in all carbonyl groups.
- a differential scanning calorimeter (DSC, DSC-50 manufactured by Shimadzu Corporation) was used and measured under a nitrogen atmosphere at a heating rate of 20 ° C. Zmin and determined by the midpoint method.
- the resin composition was dissolved in methylene chloride (resin concentration 25 wt%), coated on a PET film, and dried to form a film.
- a test piece having a size of 50 mm ⁇ 50 mm was cut out from the film. This test piece was measured according to JIS K7105 at a temperature of 23 ° C. ⁇ 2 ° C. and a humidity of 50% ⁇ 5% using a turbidimeter 300A manufactured by Nippon Denshoku Industries Co., Ltd. [0095] (5) Turbidity
- the test piece obtained in (4) was adjusted to a temperature of 23 ° C ⁇ 2 ° C, a humidity of 50% and 5%! /, According to JIS K7136. It was measured.
- a sample with a width of 50 mm and a length of 150 mm was cut out from the film prepared in (4), and a uniaxially stretched film was prepared at a stretching ratio of 2 and at a temperature 5 ° C higher than the glass transition temperature.
- a test piece of 35 mm ⁇ 35 mm was cut out from the center in the TD direction of this uniaxially stretched film.
- an automatic birefringence meter (KOBRA-WR manufactured by Oji Scientific Instruments Co., Ltd.) was used to measure the phase difference at a temperature of 23 ⁇ 2 ° C and humidity of 50 ⁇ 5% at a wavelength of 590 nm and an incident angle of 0 °. Set.
- the value obtained by dividing the phase difference by the thickness of the test piece measured using a digimatic indicator manufactured by Mitutoyo Corporation was defined as orientation birefringence.
- Imide resin was produced using commercially available metataryl resin (Sumitomo Chemical Co., Ltd., Sumipex MH) and monomethylamine as an imidizing agent.
- the extruder used was a counter-rotating, co-rotating twin screw extruder with a 40 mm diameter.
- the set temperature of each temperature control zone of the extruder was 270 ° C
- the screw rotation speed was 200 rpm
- methacrylic resin was supplied at 20 kg / hr
- the supply amount of monomethylamine was 25 parts by weight with respect to the methacrylic resin.
- the hopper cocoa was also charged with methacrylic resin, melted and filled with the kneading block, and then monomethylamine was injected from the nozzle.
- a seal ring was placed at the end of the reaction zone to fill the resin.
- By-products after the reaction and excess methylamine were devolatilized by reducing the pressure at the vent port to 0.09 MPa.
- the coconut oil produced as a strand from Daisuka provided at the exit of the extruder was pelletized with a pelletizer.
- Table 1 shows the imidization ratio and glass transition temperature of the obtained imide resin (a).
- An imide resin was produced in the same manner as in Production Example 1 using methyl methacrylate-styrene copolymer (St content: 22 wt%) and monomethylamine as an imidizing agent.
- the temperature setting of each temperature control zone of the extruder is 270 ° C
- the screw speed is 200 rpm
- polymethyl methacrylate styrene copolymer is supplied at 20 kgZhr
- the supply amount of monomethylamine is polymethyl methacrylate-styrene copolymer. 20 parts by weight.
- Table 1 shows the imido ratio, glass transition temperature, and styrene content of the resulting imide resin (b). To do.
- Table 1 shows the imidization ratio, glass transition temperature, and styrene content of the obtained imide resin (c).
- Table 2 shows turbidity and orientation birefringence.
- Table 2 shows turbidity and orientation birefringence.
- Table 1 shows the imide resin (b) obtained in Production Example 2 and the commercially available imide resin (d) (manufactured by Laem Co., PLEXIMI D8805, imidation ratio of the resin, glass transition temperature, and styrene content.
- Table 2 shows the total light transmittance, turbidity, and orientation birefringence of the film obtained from the resin composition obtained by mixing the weight ratio of 90) at a ratio of 90Z10.
- Table 2 shows the total light transmittance, turbidity, and orientational birefringence of the film of the imide resin (b) obtained in Production Example 2.
- each temperature control zone of the extruder is 270 ° C
- the screw rotation speed is 200 rpm
- the resin composition is supplied at 20 kgZhr
- the supply amount of monomethylamine is 20 parts by weight with respect to methacrylic resin. .
- the resin was melted and filled with the needing block, and then the nozzle force monomethylamine was injected.
- a seal ring was placed at the end of the reaction zone to fill the resin.
- By-products after the reaction and excess methylamine were devolatilized by reducing the pressure at the vent port to 0.09 MPa.
- the slag that came out as a strand from the die provided at the exit of the extruder was cooled in a water tank and then pelletized with a pelletizer.
- Table 3 shows the turbidity and orientation birefringence.
- the styrene copolymer ⁇ (St content 30 wt%) 67 weight 0/0 was obtained by dry-blending the resin - commercial Metatariru ⁇ (manufactured by Sumitomo Chemical Co., Ltd., SUMIPEX MH) 33 wt% and main methacrylic acid methyl
- a resin composition was obtained in the same manner as in Example 4 except that it was used.
- Table 3 shows the imidization ratio, glass transition temperature, total light transmittance, turbidity, and orientation birefringence of the obtained resin composition.
- Imide resin was obtained in the same manner as in Example 4 except that methyl methacrylate-styrene copolymer resin (St content: 22 wt%) was used.
- Table 3 shows the imido ratio, glass transition temperature, total light transmittance, turbidity, and orientation birefringence of the imide resin obtained.
- the obtained molded product of the resin composition of the present invention can be used as it is as a final product for various applications. Alternatively, it can be used for various purposes by performing various forces.
- video fields such as cameras, VTRs, projector lenses, viewfinders, filters, prisms, and Fresnel lenses, lens fields such as optical disc pickup lenses such as CD players, DVD players, and MD players, CD players and DVD players ,
- Optical recording fields for optical discs such as MD players, liquid crystal light guide plates, liquid crystal display films such as polarizer protective films and retardation films, surface protection films, and other information equipment fields, optical fibers, optical switches, optical connectors
- Optical communication fields such as automobile headlights, tail lamp lenses, inner lenses, instrument covers, sunroofs and other vehicle fields, eyeglasses and contact lenses, lenses for internal vision, medical equipment fields such as medical supplies that require sterilization, Road translucent board, pair glass 'S, lighting windows and car port, illumination lens and lighting cover, construction and building materials sectors such as building materials for
- the molded article and film of the present invention are liquid crystal display devices such as an optically isotropic film, a polarizer protective film, and a transparent conductive film utilizing its excellent optical homogeneity, transparency, low birefringence and the like. Suitable for known optical applications such as surroundings You can
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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)
- General Chemical & Material Sciences (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polarising Elements (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007518950A JP5400296B2 (ja) | 2005-05-30 | 2006-05-26 | 樹脂組成物 |
US11/915,407 US20090227738A1 (en) | 2005-05-30 | 2006-05-26 | Resin composition |
EP06746899A EP1887041A4 (en) | 2005-05-30 | 2006-05-26 | RESIN COMPOSITION |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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JP2005-158201 | 2005-05-30 | ||
JP2005158206 | 2005-05-30 | ||
JP2005-158206 | 2005-05-30 | ||
JP2005158201 | 2005-05-30 |
Publications (1)
Publication Number | Publication Date |
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WO2006129573A1 true WO2006129573A1 (ja) | 2006-12-07 |
Family
ID=37481502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/310570 WO2006129573A1 (ja) | 2005-05-30 | 2006-05-26 | 樹脂組成物 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20090227738A1 (ja) |
EP (1) | EP1887041A4 (ja) |
JP (1) | JP5400296B2 (ja) |
KR (1) | KR20080020605A (ja) |
WO (1) | WO2006129573A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011052198A (ja) * | 2009-08-04 | 2011-03-17 | Kaneka Corp | 樹脂組成物、成型体、光学用フィルム、偏光子保護フィルム、偏光板 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6151423B1 (ja) * | 2016-08-30 | 2017-06-21 | 旭化成株式会社 | メタクリル系樹脂組成物、光学フィルム、及び光学部品 |
ES2874676T3 (es) * | 2019-02-27 | 2021-11-05 | Roehm Gmbh | Etiquetas de prevención de falsificaciones para aplicaciones a alta temperatura |
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JPS63163302A (ja) * | 1986-12-25 | 1988-07-06 | Asahi Chem Ind Co Ltd | 光デイスク基盤 |
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US4217424A (en) * | 1979-05-07 | 1980-08-12 | Rohm And Haas Company | Impact modification of polyglutarimides |
JPS619459A (ja) * | 1984-06-26 | 1986-01-17 | Mitsubishi Rayon Co Ltd | 熱可塑性樹脂組成物 |
EP0200530B1 (en) * | 1985-05-01 | 1989-07-12 | Mitsubishi Rayon Co., Ltd. | Process for preparing methacrylimide-containing polymers |
US5218068A (en) * | 1988-03-25 | 1993-06-08 | The Dow Chemical Company | Intrinsically low birefringent molding polymers and optical storage disks therefrom |
JPH02158614A (ja) * | 1988-12-13 | 1990-06-19 | Mitsubishi Rayon Co Ltd | メタクリルイミド含有樹脂重合体およびそれを含む熱可塑性樹脂組成物 |
DE4015182A1 (de) * | 1990-05-11 | 1991-11-14 | Roehm Gmbh | Homogene polymermischung aus polymethacrylimid-polymeren |
JP3176944B2 (ja) * | 1991-03-11 | 2001-06-18 | 三菱レイヨン株式会社 | メタクリルイミド基含有重合体 |
EP0570135A3 (en) * | 1992-05-13 | 1993-12-08 | Rohm And Haas Company | Impact modified polymer blends |
FR2694562B1 (fr) * | 1992-08-04 | 1994-10-28 | Atochem Elf Sa | Procédé nouveau de préparation de polymères ou copolymères à base de méthacrylate de méthyle (MAM) modifiés. |
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- 2006-05-26 US US11/915,407 patent/US20090227738A1/en not_active Abandoned
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- 2006-05-26 JP JP2007518950A patent/JP5400296B2/ja active Active
- 2006-05-26 KR KR1020077027073A patent/KR20080020605A/ko not_active Application Discontinuation
- 2006-05-26 WO PCT/JP2006/310570 patent/WO2006129573A1/ja active Application Filing
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JP2011052198A (ja) * | 2009-08-04 | 2011-03-17 | Kaneka Corp | 樹脂組成物、成型体、光学用フィルム、偏光子保護フィルム、偏光板 |
Also Published As
Publication number | Publication date |
---|---|
EP1887041A1 (en) | 2008-02-13 |
JP5400296B2 (ja) | 2014-01-29 |
EP1887041A4 (en) | 2008-08-13 |
JPWO2006129573A1 (ja) | 2009-01-08 |
KR20080020605A (ko) | 2008-03-05 |
US20090227738A1 (en) | 2009-09-10 |
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