WO2023243908A1 - 열가소성 수지 조성물, 이의 제조방법 및 이로부터 제조된 성형품 - Google Patents
열가소성 수지 조성물, 이의 제조방법 및 이로부터 제조된 성형품 Download PDFInfo
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- WO2023243908A1 WO2023243908A1 PCT/KR2023/007428 KR2023007428W WO2023243908A1 WO 2023243908 A1 WO2023243908 A1 WO 2023243908A1 KR 2023007428 W KR2023007428 W KR 2023007428W WO 2023243908 A1 WO2023243908 A1 WO 2023243908A1
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- thermoplastic resin
- graft copolymer
- compound
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- SWAXTRYEYUTSAP-UHFFFAOYSA-N tert-butyl ethaneperoxoate Chemical compound CC(=O)OOC(C)(C)C SWAXTRYEYUTSAP-UHFFFAOYSA-N 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- DLSMLZRPNPCXGY-UHFFFAOYSA-N tert-butylperoxy 2-ethylhexyl carbonate Chemical compound CCCCC(CC)COC(=O)OOOC(C)(C)C DLSMLZRPNPCXGY-UHFFFAOYSA-N 0.000 description 1
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 description 1
- 229960002447 thiram Drugs 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 125000005259 triarylamine group Chemical group 0.000 description 1
- 239000000326 ultraviolet stabilizing agent Substances 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Classifications
-
- 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
- C08L33/04—Homopolymers or copolymers of esters
- C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
- C08L33/10—Homopolymers or copolymers of methacrylic acid esters
- C08L33/12—Homopolymers or copolymers of methyl methacrylate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L51/04—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
-
- 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
- C08F212/00—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 an aromatic carbocyclic ring
- C08F212/02—Monomers containing only one unsaturated aliphatic radical
- C08F212/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F212/06—Hydrocarbons
- C08F212/12—Monomers containing a branched unsaturated aliphatic radical or a ring substituted by an alkyl radical
-
- 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
- C08F265/00—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00
- C08F265/04—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00 on to polymers of esters
-
- 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
- C08F265/00—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00
- C08F265/04—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00 on to polymers of esters
- C08F265/06—Polymerisation of acrylate or methacrylate esters on to polymers thereof
-
- 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
- C08F285/00—Macromolecular compounds obtained by polymerising monomers on to preformed graft polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L25/00—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 an aromatic carbocyclic ring; Compositions of derivatives of such polymers
- C08L25/02—Homopolymers or copolymers of hydrocarbons
- C08L25/04—Homopolymers or copolymers of styrene
- C08L25/08—Copolymers of styrene
- C08L25/12—Copolymers of styrene with unsaturated nitriles
-
- 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
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/53—Core-shell polymer
Definitions
- the present invention relates to a thermoplastic resin composition, a manufacturing method thereof, and a molded article manufactured therefrom, and more specifically, to a graft copolymer having a structure of a polymer seed, a rubber core surrounding the seed, and a graft shell surrounding the core.
- a thermoplastic resin composition with excellent transparency, gloss, blackness, weather resistance, heat resistance, and impact resistance by adjusting the composition and composition ratio of each layer and the morphology of the rubber core and further adjusting the difference in refractive index with the matrix polymer, a manufacturing method thereof, and the same. It relates to molded products manufactured from.
- 'ASA resin' Acrylate-styrene-acrylonitrile graft copolymer
- the refractive index of the rubber core, the refractive index of the graft shell, and the refractive index of the matrix resin must be close to each other. Furthermore, in a resin composition containing a graft copolymer and a matrix resin, the difference between the refractive index of the rubber core and the refractive index of the matrix resin must be small so that light does not refract or reflect at the interface of the graft copolymer and the resin composition becomes transparent.
- ASA resin which includes a butyl acrylate rubber core and a styrene-acrylonitrile copolymer shell, has a refractive index of butyl acrylate rubber of 1.46 and a refractive index of styrene-acrylonitrile copolymer of 1.56 to 1.58, which is the refractive index of the core and shell.
- 'SAN resin' styrene-acrylonitrile copolymer
- the refractive index of SAN resin is 1.56 to 1.58, which is the difference in refractive index between the core of ASA resin and SAN resin.
- the resin composition is opaque and lacks heat resistance.
- the purpose of the present invention is to provide a thermoplastic resin composition excellent in transparency, gloss, blackness, weather resistance, heat resistance, and impact resistance, a method for manufacturing the same, and a molded article manufactured therefrom. do.
- thermoplastic resin composition is separated into sol and gel by adding acetone, stirring and centrifuging, and the difference in refractive index between the sol and gel, as measured, is 0.006 or less, and has a thickness of 3 according to ASTM D1003.
- thermoplastic resin composition characterized by a haze of 10% or less as measured with a mm injection specimen and an Izod impact strength of 10 kgf ⁇ cm/cm or more as measured at room temperature with a 1/4" thick specimen according to ASTM D256. do.
- the present invention is II) (A) a polymerized seed comprising 35 to 58% by weight of alkyl acrylate and 42 to 65% by weight of an aromatic vinyl compound, surrounding the seed and comprising 78 to 91% by weight of alkyl acrylate and an aromatic vinyl compound.
- a polymerized rubber core comprising 9 to 22% by weight, and surrounding the rubber core and polymerized comprising 65 to 82% by weight of an aromatic vinyl compound, 12 to 30% by weight of a vinyl cyan compound, and 3 to 15% by weight of an alkyl acrylate.
- a graft shell comprising an alkyl acrylate-aromatic vinyl compound-vinylcyan compound graft copolymer; and (B) an ungrafted copolymer comprising an alkyl (meth)acrylate, an alkyl-substituted styrene-based compound, and a vinyl cyan compound, wherein the (A) grafted copolymer has the following equations 1 and 2: Provided is a thermoplastic resin composition that simultaneously satisfies the following.
- Equations 1 and 2 r1 is the average radius (nm) from the center of the graft copolymer to the polymer seed, and r2 is the average radius (nm) from the center of the graft copolymer to the rubber core.
- the (A) graft copolymer preferably has a difference between the refractive index of the rubber core and the refractive index of the shell of 0.09 or less.
- the refractive index of the polymer seed of the (A) grafted copolymer may preferably have a difference of 0.012 or less from the refractive index of the (B) ungrafted copolymer.
- the (A) graft copolymer preferably comprises 5 to 35% by weight of polymer seed, 25 to 55% by weight of rubber core and 25 to 55% by weight of graft shell relative to the total 100% by weight thereof. It may contain 55% by weight.
- the (B) ungrafted copolymer preferably contains 30 to 60% by weight of alkyl (meth)acrylate, 25 to 55% by weight of alkyl substituted styrene compound, and 5 to 5% by weight of vinyl cyan compound. It may comprise 35% by weight.
- thermoplastic resin composition may preferably include 10 to 90% by weight of (A) the graft copolymer and 10 to 90% by weight of the (B) non-grafted copolymer.
- thermoplastic resin composition preferably includes (C) an alkyl acrylate-aromatic vinyl compound-vinyl cyan compound graft copolymer having an average particle diameter of 50 to 150 nm of the rubber core. there is.
- thermoplastic resin composition is preferably separated into sol and gel by adding acetone, stirring and centrifuging, and the difference in refractive index between the sol and gel measured is 0.006 or less. You can.
- the thermoplastic resin composition may preferably be less than 10 % of the hazy measured by the injection specimen of 3 mm thick, based on the ASTM D1003.
- the present invention relates to a polymerized seed comprising (A) 35 to 58% by weight of an alkyl acrylate and 42 to 65% by weight of an aromatic vinyl compound, surrounding the seed and comprising 78 to 91% by weight of an alkyl acrylate and an aromatic vinyl compound.
- a polymerized rubber core comprising 9 to 22% by weight, and surrounding the rubber core and polymerized comprising 65 to 82% by weight of an aromatic vinyl compound, 12 to 30% by weight of a vinyl cyan compound, and 3 to 15% by weight of an alkyl acrylate.
- a graft shell comprising an alkyl acrylate-aromatic vinyl compound-vinylcyan compound graft copolymer; and (B) an ungrafted copolymer comprising an alkyl (meth)acrylate, an alkyl-substituted styrene-based compound, and a vinyl cyan compound; including the steps of kneading and extruding under conditions of 180 to 300 ° C. and 80 to 400 rpm.
- the (A) graft copolymer provides a method for producing a thermoplastic resin composition, characterized in that it simultaneously satisfies the following equations 1 and 2.
- r1 is the thickness (nm) from the center of the graft copolymer to the seed
- r2 is the thickness (nm) from the center of the graft copolymer to the core.
- the kneading and extrusion steps may be preferably alkyl acrylate-aromatic vinyl compound-vinyl cyanide graph copolymer with (c) average particle diameter of 50 to 150 nm. .
- the present invention provides a molded article characterized by XV) comprising the thermoplastic resin composition of I) to XII) above.
- thermoplastic resin composition that is excellent in heat resistance and impact resistance as well as transparency, gloss, blackness, and weather resistance, a method for manufacturing the same, and a molded article manufactured therefrom.
- thermoplastic resin composition of the present invention can be applied to automobile interior materials, automobile exterior materials, building materials, home appliances, or medical parts that require excellent transparency, gloss, blackness, weather resistance, heat resistance, and impact resistance, providing an attractive appearance and excellent durability. It has the advantage of providing impact resistance.
- the haze measured with a 3 mm injection specimen is 10% or less, and the Izod impact strength measured at room temperature with a 1/4" thick specimen according to ASTM D256 is 10 kgf ⁇ cm/cm or more. In this case, It has excellent gloss, blackness, weather resistance, and heat resistance.
- r2 is the thickness (nm) from the center of the graft copolymer to the core.
- thermoplastic resin composition of the present invention includes (A) a polymerized seed containing 35 to 58% by weight of an alkyl acrylate and 42 to 65% by weight of an aromatic vinyl compound, surrounding the seed and comprising 78 to 91% by weight of alkyl acrylate and an aromatic vinyl compound.
- a polymerized rubber core containing 9 to 22% by weight of a vinyl compound, and surrounding the rubber core and comprising 65 to 82% by weight of an aromatic vinyl compound, 12 to 30% by weight of a vinyl cyan compound, and 3 to 15% by weight of an alkyl acrylate.
- An alkyl acrylate-aromatic vinyl compound-vinyl cyan compound graft copolymer comprising a graft shell polymerized by: and (B) an ungrafted copolymer comprising an alkyl (meth)acrylate, an alkyl-substituted styrene-based compound, and a vinyl cyan compound, wherein the (A) grafted copolymer has the following equations 1 and 2: It is characterized by simultaneously satisfying. In this case, transparency, gloss, blackness, weather resistance, heat resistance, and impact resistance all have excellent effects.
- thermoplastic resin composition of the present invention will be described in detail by composition.
- the (A) graft copolymer may be, for example, an alkyl acrylate-aromatic vinyl compound-vinyl cyan compound graft copolymer comprising a seed, a rubber core surrounding the seed, and a graft shell surrounding the rubber core. and preferably a polymerized seed comprising 35 to 58% by weight of alkyl acrylate and 42 to 65% by weight of aromatic vinyl compound, surrounding the seed and comprising 78 to 91% by weight of alkyl acrylate and 9 to 22% by weight of aromatic vinyl compound.
- a polymerized rubber core including, and a graft shell surrounding the rubber core and polymerized including 65 to 82% by weight of an aromatic vinyl compound, 12 to 30% by weight of a vinyl cyan compound, and 3 to 15% by weight of an alkyl acrylate, may include.
- heat resistance is ensured, and transparency, gloss blackness, weather resistance, and impact resistance are all excellent, and by introducing alkyl acrylate into the graft shell, (B) compatibility with non-grafted copolymers is excellent, resulting in excellent physical property balance. There is an advantage.
- the polymer seed of the graft copolymer (A) may have an average particle diameter of 120 to 220 nm, preferably 150 to 190 nm, and within this range, it has excellent impact resistance, fluidity, and transparency in the final manufactured thermoplastic resin composition. , blackness and weather resistance can be provided.
- the rubber core may have an average particle diameter of 180 to 300 nm, preferably 200 to 280 nm, and more preferably 230 to 260 nm, and within this range, it has an excellent balance of physical properties and excellent impact resistance. .
- the graft shell of the (A) graft copolymer surrounds the rubber core and contains 65 to 82% by weight of an aromatic vinyl compound, 12 to 30% by weight of a vinyl cyan compound, and 3 to 15% by weight of an alkyl acrylate, preferably is 66 to 78% by weight of an aromatic vinyl compound, 14 to 26% by weight of a vinyl cyan compound, and 3 to 13% by weight of an alkyl acrylate, more preferably 68 to 78% by weight of an aromatic vinyl compound, and 16 to 22% by weight of a vinyl cyan compound.
- alkyl acrylate preferably 70 to 75% by weight of aromatic vinyl compound, 18 to 21% by weight of vinyl cyan compound, and 6 to 10% by weight of alkyl acrylate.
- the introduction of alkyl acrylate into the graft shell has the advantage of excellent compatibility with the (B) non-grafted copolymer, excellent physical property balance, transparency, gloss, blackness, and weather resistance.
- the vinyl cyan compound may be, for example, one or more selected from the group consisting of acrylonitrile, methacrylonitrile, ethyl acrylonitrile, and isopropylacrylonitrile, and preferably may be acrylonitrile.
- the (A) graft copolymer is given below as an example. Equations 1 and 2 are simultaneously satisfied, and in this case, the thickness of the rubber core of the (A) grafted copolymer, which has a large refractive index difference from the (B) non-grafted copolymer, is reduced, resulting in excellent transparency, gloss, blackness, and weather resistance. It has excellent impact resistance.
- r1 is the average radius (mm) from the center of the graft copolymer to the polymer seed
- r2 is the average radius (nm) from the center of the graft copolymer to the core.
- the equation 1 may be preferably 200 ⁇ 2*r2 ⁇ 280, more preferably 230 ⁇ 2*r2 ⁇ 260, and within this range, excellent impact resistance is achieved.
- the equation 2 may be preferably 30 ⁇ r2-r1 ⁇ 40, more preferably 32 ⁇ r2-r1 ⁇ 37, and within this range, excellent transparency, blackness, and weather resistance are achieved.
- the r1 may also be a value divided by half the average particle diameter of the seed, and r2 may also be a value divided by half the average particle diameter of the core including the seed.
- the r2-r1 refers to the thickness of the rubber core. As the thickness of the rubber core becomes thinner, light is more easily transmitted, thereby improving transparency and providing excellent blackness and weather resistance.
- the refractive index of each of the polymer seed, rubber core, and graft shell of the graft copolymer and the refractive index of (B) the ungrafted copolymer can be calculated using Equation 3 below.
- Wti weight fraction (%) of each component in the copolymer
- RIi refractive index of the polymer of each component of the copolymer
- the refractive index of each component of the copolymer is not particularly limited as long as it is a value commonly recognized in the technical field to which the present invention pertains.
- methyl methacrylate is 1.49
- butyl acrylate is 1.46
- styrene This may be 1.592
- acrylonitrile may be 1.52.
- the difference between the refractive index of the rubber core of the (A) graft copolymer and the refractive index of the graft shell of the (A) graft copolymer is, for example, 0.09 or less, preferably 0.070 to 0.090, more preferably 0.080 to 0.080. It may be 0.090, more preferably 0.083 to 0.089, and within this range, transparency, light resistance, blackness, weather resistance, and impact resistance are all excellent.
- the (A) graft copolymer may have a gel content of 70 to 98% by weight, preferably 80 to 95% by weight, and more preferably 82 to 92% by weight, and within this range, impact resistance, etc. It has excellent mechanical properties.
- the (A) graft copolymer may have a swelling index of 2.5 to 10, preferably 3 to 7, and more preferably 4 to 6, and within this range, it has excellent mechanical properties such as impact resistance and weather resistance. It has excellent effects.
- the gel content, swelling index, and grafting rate of this substrate were determined by adding 30 g of acetone to 0.5 g of graft copolymer powder, stirring at 210 rpm for 12 hours at room temperature (SKC-6075, Lab companion), and centrifuging the mixture (Supra R30). , Hanil Science Co., Ltd.), centrifuged at 18,000 rpm at 0 °C for 3 hours to collect only the insoluble matter that did not dissolve in acetone, and then dried by forced circulation at 85 °C for 12 hours (OF-12GW, Lab companion company). It can be obtained by measuring the weight and calculating it using equations 4, 5, and 6 below.
- Grafting rate (%) [Weight of grafted monomer (g) / Rubber weight (g)] * 100
- the weight (g) of the grafted monomer is the weight (g) of the insoluble material (gel) minus the rubber weight (g) after dissolving the graft copolymer in acetone and centrifuging.
- Weight (g) is the weight (g) of the theoretically added rubber component in the graft copolymer powder.
- the (A) graft copolymer may be, for example, 25 to 55% by weight of the rubber core, preferably 30 to 50% by weight, more preferably 35 to 45% by weight, based on the total 100% by weight thereof, and this range It has excellent impact resistance and physical property balance. If the content of the rubber core is less than the above range, the rubber content may decrease and the impact reinforcing effect as a graft copolymer may be reduced, and if it exceeds the above range, the graft shell content may decrease and the rubber may clump together during aggregation, and (B) Big Compatibility with raft copolymers is significantly reduced, resulting in a decrease in impact reinforcement effect and the desired level of refractive index may not be obtained.
- the (A) graft copolymer may include, for example, 25 to 55% by weight, preferably 30 to 50% by weight, and more preferably 35 to 45% by weight, based on the total 100% by weight thereof. , within this range, excellent impact resistance and physical property balance are achieved. If the graft shell content is less than the above range, the grafting efficiency decreases and the rubber agglomerates, thereby reducing compatibility with the non-grafted copolymer (B), which reduces the impact reinforcing effect. If the content of the graft shell is excessive, the relative There is a problem with reduced impact resistance due to a decrease in rubber content.
- the core of the rubber component may be, for example, an acrylic rubber polymerized with an alkyl acrylate, an aromatic vinyl compound, and a cross-linking agent.
- the cross-linking agent is included, the gel content can be adjusted and has the advantage of excellent impact resistance.
- the polymer seed, rubber core, or both may be, for example, divinylbenzene, 1,3-butanediol diacrylate, 1,3-butanediol dimethacrylate, 1,4-butanediol diacrylate, 1,4- as a crosslinking agent.
- A is independently a substituent having a vinyl group, or a (meth)acrylate group
- A' is a hydrogen group, a substituent having a vinyl group, an alkyl group having 1 to 30 carbon atoms, an allylalkyl group having 5 to 24 carbon atoms, or a carbon number.
- R is independently a divalent ethyl group or propyl group
- n is 0 to 15 or 1 to 15, preferably 0 to 5 or 1 to 5. , more preferably an integer of 0 to 4 or 1 to 4.
- the crosslinking agent may be used in an amount of 0.001 to 3 parts by weight, preferably 0.05 parts by weight, based on a total of 100 parts by weight of monomers used in the production of each of the polymer seed, rubber core, and graft shell of the (A) graft copolymer. Use up to 1 part by weight.
- the content of monomer in the polymer may refer to the weight percent of the monomer added during polymer production or the weight percent converted to monomer of the unit in the polymer.
- the method for producing the (A) graft copolymer is preferably i) preparing a polymer seed including 35 to 58% by weight of alkyl acrylate and 42 to 65% by weight of aromatic vinyl compound, electrolyte, crosslinking agent, initiator and emulsifier.
- the emulsifier in steps i), ii), and iii) is not particularly limited as long as it is an emulsifier commonly used in the technical field to which the present invention pertains, and for example, an alkyl sulfosuccinate metal salt having 12 to 18 carbon atoms or a derivative thereof. , alkyl sulfuric acid esters having 12 to 20 carbon atoms or derivatives thereof, alkyl sulfonic acid metal salts having 12 to 20 carbon atoms or derivatives thereof, fatty acid soaps, and rosin acid soaps.
- the alkyl sulfosuccinate metal salt having 12 to 18 carbon atoms or a derivative thereof is preferably dicyclohexyl sulfosuccinate, dihexyl sulfosuccinate, di-2-ethylhexyl sulfosuccinate sodium salt, di-2 -It may be one or more selected from the group consisting of ethyl hexyl sulfosuccinate potassium salt, dioctyl sulfosuccinate sodium salt, and dioctyl sulfosuccinate potassium salt.
- the alkyl sulfuric acid ester having 12 to 20 carbon atoms or a derivative thereof, an alkyl sulfonic acid metal salt having 12 to 20 carbon atoms or a derivative thereof is preferably sodium lauryl sulfate, sodium dodecyl sulfate, sodium dodecyl benzene sulfate, sodium octadecyl sulfate, It may be one or more selected from the group consisting of sodium oleic sulfate, potassium dodecyl sulfate, and potassium octadecyl sulfate.
- the rosin acid soap may preferably be an abietic acid salt.
- the emulsifier is present in an amount of 0.01 to 5 parts by weight, preferably 0.1 to 4 parts by weight, based on a total of 100 parts by weight of monomers used in the production of each of the polymer seed, rubber core, and graft shell of the (A) graft copolymer. parts, more preferably 1 to 3 parts by weight.
- the initiator in steps i), ii) and iii) is not particularly limited, but a radical initiator may be preferably used.
- the radical initiator may be one or more selected from the group consisting of inorganic peroxides, organic peroxides, peroxyketal-based peroxides, peroxycarbonate peroxides, and azo compounds.
- the inorganic peroxide may preferably be one or more selected from the group consisting of sodium persulfate, potassium persulfate, ammonium persulfate, potassium perphosphate, and hydrogen peroxide.
- the organic peroxides include t-butyl peroxide, cumene hydroperoxide, p-menthane hydroperoxide, di-t-butyl peroxide, dicumyl peroxide, t-butylcumyl peroxide, 2,5-dimethyl-2, 5-di(t-butyl peroxy)-hexane, di-t-amyl peroxide, 1,1-di(t-butylperoxy)-3,3,5-trimethylcyclohexane, 1,1-di( t-butylperoxy)-cyclohexane, 1,1-di(t-amylperoxy)-cyclohexane, ethyl 3,3-di(t-amylperoxy)-butyrate, diisopropylbenze mono-hydroper Oxide, t-amyl hydroperoxide, t-butyl hydroperoxide, t-butyl peroxyneodecano
- the peroxycarbonate peroxide is preferably dicumylperoxide, di(t-butylperoxy)-m/p-diisopropylbenzene, 2,5-dimethyl-2,5-(t-butylperoxy) ) dialkyl peroxides such as hexane, t-butylcumyl peroxide, 2,5-methyl-2,5-(t-butylperoxy)hexene-3, t-butyl peroxy 2-ethylhexyl monocarbonate, and It may be one or more selected from the group consisting of t-butyl peroxybenzoate.
- an activator may preferably be used together with the polymerization initiator to promote the initiation reaction of peroxide.
- the activator is not particularly limited as long as it is an activator commonly used in the technical field to which the present invention pertains.
- the activator can be added in an amount of 0.01 to 3 parts by weight, preferably 0.01 to 1 part by weight, based on a total of 100 parts by weight of the graft copolymer, and has the advantage of achieving a high degree of polymerization within this range.
- Step iii) may include, for example, a molecular weight regulator.
- 100 parts by weight of the graft copolymer refers to 100 parts by weight of the total weight of the final graft copolymer, or since almost all of the input monomers participate in polymerization, it is convenient to use the monomers used in the polymer seed, rubber core, and graft shell. It may mean the combined weight of all, or the combined weight of the monomers added when manufacturing the polymer seed and rubber core and the monomers added when manufacturing the graft shell, based on 100 parts by weight.
- the emulsion polymerization is not particularly limited if it is carried out using an emulsion polymerization method commonly performed in the technical field to which the present invention pertains.
- the (B) ungrafted copolymer preferably contains 30 to 60% by weight of alkyl (meth)acrylate, 25 to 55% by weight of alkyl substituted styrene compound, and 5 to 35% by weight of vinyl cyan compound, more preferably alkyl ( 35 to 55% by weight of meth)acrylate, 30 to 50% by weight of an alkyl substituted styrene compound, and 15 to 25% by weight of a vinyl cyan compound, more preferably 40 to 47% by weight of alkyl (meth)acrylate, an alkyl substituted styrene compound.
- 'ungrafted' means not grafted, and more specifically, means not grafted to rubber.
- alkyl (meth)acrylate may be defined to include both alkyl acrylate and alkyl methacrylate.
- the alkyl acrylate may be, for example, an alkyl acrylate having an alkyl group having 1 to 15 carbon atoms, and is preferably methyl acrylate, ethyl acrylate, propyl acrylate, butyl acrylate, 2-ethylbutyl acrylate, and octyl acrylate. It may be one or more selected from the group consisting of acrylate, 2-ethylhexyl acrylate, hexyl acrylate, heptyl acrylate, n-pentyl acrylate, and lauryl acrylate, and preferably contains an alkyl group having 1 to 4 carbon atoms. It may be alkyl acrylate, and more preferably n-butyl acrylate, 2-ethylhexyl acrylate, or a mixture thereof.
- alkyl substituted styrene-based compounds include, for example, ⁇ -methyl styrene, ⁇ -methyl styrene, ⁇ -ethyl styrene, m-ethyl styrene, ⁇ -ethyl styrene, ⁇ -t-butyl styrene, and 2,4-dimethyl styrene. It may be at least one selected from the group consisting of, preferably ⁇ -methyl styrene, and in this case, it has excellent heat resistance.
- solvent THF
- column temperature 40 °C
- flow rate 0.3 ml/min
- sample concentration 20 mg/ml
- injection volume 5 ⁇ l
- column model 1xPLgel 10 ⁇ m MiniMix-B (250x4.6mm) + 1xPLgel 10 ⁇ m MiniMix-B (250x4.6mm) + 1xPLgel 10 ⁇ m MiniMix-B Guard (50x4.6mm)
- Equipment name Agilent 1200 series system
- Refractive index detector Agilent G1362 RID
- RI temperature 35 °C
- data processing Agilent ChemStation S/W
- test method Mn, Mw and PDI
- the (B) non-grafted copolymer may have a glass transition temperature of 110°C or higher, preferably 115°C or higher, more preferably 115 to 130°C, as measured according to ASTM D3418, and in this case, heat resistance may be 115 to 130°C.
- heat resistance may be 115 to 130°C.
- the (B) ungrafted copolymer is, for example, i) 30 to 60% by weight of alkyl (meth)acrylate, 25 to 55% by weight of alkyl substituted styrene compound, 5 to 35% by weight of vinyl cyan compound, solvent, and multifunctional group. Injecting a reaction mixture containing an organic peroxide initiator into a polymerization apparatus and polymerizing it; and ii) adding the polymer reaction solution of step i) to a volatilization tank and volatilizing unreacted monomers and solvent to separate the polymer.
- the (B) non-grafted copolymer may be prepared, for example, by solution polymerization, bulk polymerization, emulsion polymerization, or suspension polymerization, and is preferably bulk polymerization.
- the solution polymerization, bulk polymerization, emulsion polymerization, and suspension polymerization are not particularly limited as long as they are solution polymerization, bulk polymerization, emulsion polymerization, and suspension polymerization methods commonly performed in the technical field to which the present invention pertains.
- the bulk polymerization in step i) may be preferably carried out under conditions of 100 to 130° C. and a residence time in the reactor of 6 to 8 hours.
- the polymerization apparatus used in the polymerization reaction is not particularly limited, but a continuous polymerization apparatus in which two or more stirred tank reactors are connected in series is preferable.
- the reactor is not particularly limited, but the first reactor is preferably a stirred tank type reactor with a heat exchanger attached to the front of the reactor, and the second or more reactors are preferably an evaporative stirred tank type reactor including a stirrer tank, a storage tank, a condenser, and a pressure control plate.
- the solvent may be, for example, toluene, methyl ethyl ketone, or a mixture thereof, and is preferably toluene. In this case, it is easy to control the viscosity and has the effect of suppressing a decrease in polymerization conversion rate.
- Examples of the multifunctional group-containing organic peroxide initiator include 1,1-bis(t-butyl peroxy)-3,3,5-trimethylcyclohexane, 1,1-bis(t-butylperoxy)cyclohexane, and 1 , 1-bis(t-butylperoxy)2-methylcyclohexane, and in this case, it has the advantage of excellent productivity and reduced heat discoloration.
- the bulk polymerization in step ii) may be performed through a typical volatilization and separation process in a typical volatilization tank.
- the reaction solution (polymer reaction solution) polymerized and discharged from the continuous polymerization device is 100 to 200° C. and 500 to 500° C. It is introduced into a first volatilization tank equipped with a heat exchanger that maintains a vacuum pressure of 650 torr, and then the reaction solution discharged from the first volatilization tank is 200 to 250 ° C. and a vacuum pressure of 50 torr or less, preferably 20 to 30 torr.
- the polymer is processed into pellets while passing through a transfer pump extruder. It can be.
- a polymer comprising a certain compound refers to a polymer polymerized including that compound, and the units in the polymer are derived from the compound.
- the (B) ungrafted copolymer is, for example, 10 to 90% by weight, preferably 30 to 70% by weight, more preferably, based on the total weight of the (A) grafted copolymer and (B) ungrafted copolymer. It is 40 to 60% by weight, and within this range, heat resistance, transparency, glossiness, blackness, weather resistance, and impact resistance are all advantageous.
- the (C) graft copolymer preferably has an average particle diameter of 50 to 150 nm and includes a rubber core containing 78 to 91% by weight of alkyl acrylate and 9 to 22% by weight of an aromatic vinyl compound, and an aromatic core surrounding the rubber core. It may be a graft copolymer comprising a graft shell comprising 65 to 80% by weight of a vinyl compound, 12 to 26% by weight of a vinyl cyan compound, and 3 to 15% by weight of an alkyl acrylate, and in this case (B) It has excellent compatibility with non-grafted copolymers, excellent impact resistance, and has the advantage of improved transparency, gloss, blackness, and weather resistance.
- the (C) graft copolymer more preferably has an average particle diameter of 70 to 130 nm and includes a rubber core containing 80 to 90% by weight of an alkyl acrylate and 10 to 20% by weight of an aromatic vinyl compound, and surrounding the rubber core. It may include a graft shell comprising 67 to 78% by weight of an aromatic vinyl compound, 14 to 25% by weight of a vinyl cyan compound, and 4 to 13% by weight of an alkyl acrylate, in which case (B) ungrafted copolymer It has excellent compatibility with and excellent impact resistance, and has the advantage of improved transparency, gloss, blackness, and weather resistance.
- the method for producing the (C) graft copolymer includes the steps of i) preparing a rubber core including 78 to 91% by weight of an alkyl acrylate, 9 to 22% by weight of an aromatic vinyl compound, a crosslinker, an initiator and an emulsifier; and iii) graft polymerization comprising 65 to 80% by weight of an aromatic vinyl compound, 12 to 26% by weight of a vinyl cyan compound, and 3 to 15% by weight of an alkyl acrylate, a crosslinker, an initiator and an emulsifier in the presence of the rubber core to produce a graft. It may include the step of preparing a copolymer, and in this case, excellent transparency, gloss, blackness, and weather resistance are achieved.
- the type of crosslinking agent, initiator, and emulsifier used in steps i) and/or ii) may be within the same category as the type of crosslinking agent, initiator, and emulsifier used in the emulsion polymerization step of the (A) graft copolymer of the present disclosure. there is.
- thermoplastic resin composition is preferably separated into an insoluble gel and a soluble sol by adding acetone, stirring and centrifuging, and the difference between the refractive index of the sol and the refractive index of the gel is 0.006 or less. , more preferably 0.004 or less, more preferably 0.003 or less, even more preferably 0.001 to 0.003, and within this range, there is an advantage that transparency, gloss, blackness and weather resistance are further improved.
- the thermoplastic resin composition preferably has a haze of 4% or less, more preferably 3% or less, even more preferably 2.5% or less, even more preferably 0.1%, as measured by an extruded specimen with a thickness of 0.15 mm according to ASTM D1003. It may be from 0.5 to 2%, particularly preferably from 0.5 to 2%, and within this range, an excellent balance of physical properties is achieved.
- haze is specifically measured using a haze meter (MURAKAMI, HM-150) according to ASTM D1003 for each injection specimen with a thickness of 3 mm and an extrusion specimen with a thickness of 0.15 mm.
- MURAKAMI haze meter
- the thermoplastic resin composition preferably has a gloss of 110 or more, more preferably 120 or more, more preferably 120 to 150, and even more preferably 120 or more, as measured at 60° using an extruded specimen with a thickness of 0.15 mm according to ASTM D2457. May be 120 to 140, particularly preferably 125 to 135, and within this range, excellent balance of physical properties is achieved.
- the thermoplastic resin composition preferably has an Izod impact strength of 10 kgf ⁇ cm/cm or more, more preferably 11 kgf ⁇ cm/cm or more, as measured at room temperature with a 1/4" thick specimen according to ASTM D256.
- Izod impact strength 10 kgf ⁇ cm/cm or more, more preferably 11 kgf ⁇ cm/cm or more, as measured at room temperature with a 1/4" thick specimen according to ASTM D256.
- it is 12 kgf ⁇ cm/cm or more, more preferably 13 kgf ⁇ cm/cm or more, particularly preferably 13 to 20 kgf ⁇ cm/cm, especially more preferably 14 to 19 kgf ⁇ cm/cm. It is possible to achieve excellent balance of physical properties within this range.
- the ⁇ E is the arithmetic mean value of the L, a, and b values measured on the specimen before and after the accelerated weathering test using the CIE LAB color coordinate system. The closer the ⁇ E value is to 0, the better the weathering resistance is.
- L', a', and b' are the L, a, and b values measured with the CIE LAB color coordinate system, respectively, after leaving the specimen for 3,000 hours under SAE J1960 conditions
- L 0 , a 0 , b 0 is the L, a and b values measured respectively using the CIE LAB color coordinate system before leaving.
- thermoplastic resin composition may include one or more selected from the group consisting of a lubricant, an antioxidant, and an ultraviolet absorber.
- the lubricant may be, for example, 0.01 to 3 parts by weight, preferably 0.05 to 2 parts by weight, based on a total of 100 parts by weight of (A) the graft copolymer and (B) the ungrafted copolymer.
- the ultraviolet absorber may be one or more selected from the group consisting of triazine-based ultraviolet absorbers, benzophenone-based ultraviolet absorbers, benzotriazole-based ultraviolet absorbers, benzoate-based ultraviolet absorbers, and cyanoacrylate-based ultraviolet absorbers, but is limited thereto. That is not the case.
- thermoplastic resin composition includes, for example, flame retardants, flame retardant auxiliaries, fluorescent whitening agents, antistatic agents, chain extenders, mold release agents, pigments, dyes, antibacterial agents, processing aids, metal deactivators, smoke suppressants, inorganic fillers, glass fibers, and anti-friction agents. And it may further include one or more additives selected from the group consisting of anti-wear agents.
- thermoplastic resin composition of the present invention a method for manufacturing the thermoplastic resin composition of the present invention and a molded article containing the composition will be described.
- all contents of the thermoplastic resin composition described above are included.
- thermoplastic resin composition Method for producing thermoplastic resin composition
- the method for producing the thermoplastic resin composition of the present invention includes (A) a polymerized seed containing 35 to 58% by weight of an alkyl acrylate and 42 to 65% by weight of an aromatic vinyl compound, surrounding the seed and comprising 78 to 91% by weight of an alkyl acrylate and A polymerized rubber core containing 9 to 22% by weight of an aromatic vinyl compound, and surrounding the rubber core, 65 to 82% by weight of an aromatic vinyl compound, 12 to 30% by weight of a vinyl cyan compound, and 3 to 15% by weight of an alkyl acrylate.
- an alkyl acrylate-aromatic vinyl compound-vinyl cyan compound graft copolymer comprising a polymerized graft shell; and (B) an ungrafted copolymer comprising an alkyl (meth)acrylate, an alkyl-substituted styrene-based compound, and a vinyl cyan compound; including the steps of kneading and extruding under conditions of 180 to 300 ° C. and 80 to 400 rpm.
- the (A) graft copolymer is characterized by simultaneously satisfying the following equations 1 and 2. In this case, there are advantages in that transparency, gloss, heat resistance, and impact resistance are all excellent.
- r1 is the thickness (nm) from the center of the graft copolymer to the polymer seed
- r2 is the thickness (nm) from the center of the graft copolymer to the rubber core.
- the kneading and extruding step may include (C) an alkyl acrylate-aromatic vinyl compound-vinyl cyan compound graft copolymer having an average particle diameter of 50 to 150 nm of the rubber core, preferably (C) average particle diameter of 50 to 150 nm.
- It may include an alkyl acrylate-aromatic vinyl compound-vinyl cyan compound graft copolymer containing 26% by weight, and a graft shell containing 3 to 15% by weight of alkyl acrylate, and in this case, excellent impact resistance. This has the effect of greatly improving transparency, gloss, blackness, and weather resistance.
- the kneading and extrusion may be performed through, for example, a single-screw extruder, a twin-screw extruder, or a Banbury mixer, and in this case, the composition is uniformly dispersed, resulting in excellent compatibility.
- the kneading and extrusion may be performed within a barrel temperature of 180 to 300°C, preferably 190 to 280°C, and more preferably 200 to 260°C, in which case the throughput per unit time is appropriate and sufficient melting is achieved. Kneading can be possible and has the effect of not causing problems such as thermal decomposition of the resin component.
- the kneading and extrusion may be performed under conditions where the screw rotation speed is 80 to 400 rpm, preferably 100 to 300 rpm, and more preferably 150 to 250 rpm.
- the throughput per unit time is appropriate, so that the process efficiency is high. It has excellent effects.
- thermoplastic resin composition obtained through the extrusion can be manufactured into pellets, for example, using a pelletizer.
- the resin composition can be manufactured into molded products for various industrial fields through molding processes such as blow process and injection process.
- a molded product of the present substrate may include the thermoplastic resin composition of the present substrate, and has excellent transparency, gloss, heat resistance, blackness, weather resistance, and impact resistance, so that it can be applied at high quality in fields that require transparency.
- the molded product may be, for example, an injection molded product, a film, or a sheet, and in this case, the thermoplastic resin composition of the present base provides higher quality than the market required for impact resistance, transparency, gloss, heat resistance, blackness, and weather resistance. There are possible benefits.
- the molded product may be an automobile interior material, automobile exterior material, building material, home appliance, or medical component. In this case, it has the advantage of satisfying all market requirements as it has excellent transparency, gloss, heat resistance, and impact resistance.
- the manufacturing method of the molded article preferably includes (A) a polymerized seed containing 35 to 58 wt% of an alkyl acrylate and 42 to 65 wt% of an aromatic vinyl compound, surrounding the seed and comprising 78 to 91 wt% of alkyl acrylate and an aromatic vinyl compound.
- a polymerized rubber core containing 9 to 22% by weight of a vinyl compound, and surrounding the rubber core and comprising 65 to 82% by weight of an aromatic vinyl compound, 12 to 30% by weight of a vinyl cyan compound, and 3 to 15% by weight of an alkyl acrylate.
- An alkyl acrylate-aromatic vinyl compound-vinyl cyan compound graft copolymer comprising a graft shell polymerized by: and (B) an ungrafted copolymer comprising an alkyl (meth)acrylate, an alkyl-substituted styrene-based compound, and a vinyl cyan compound; kneaded and extruded under conditions of 180 to 300° C. and 80 to 400 rpm to form pellets.
- the (A) graft copolymer is characterized by simultaneously satisfying the following equations 1 and 2, and in this case, transparency and gloss It has excellent durability, heat resistance, blackness, weather resistance, and impact resistance, making it applicable to high-quality applications in fields that require it.
- Equations 1 and 2 r1 is the average radius (nm) from the center of the graft copolymer to the polymer seed, and r2 is the average radius (nm) from the center of the graft copolymer to the rubber core.
- AMS T-SAN copolymer Methyl methacrylate- ⁇ -methyl styrene-acrylic comprising 42.5% by weight of methyl methacrylate, 37.5% by weight of ⁇ -methyl styrene, and 20% by weight of acrylonitrile.
- Ronitrile copolymer Methyl methacrylate- ⁇ -methyl styrene-acrylic comprising 42.5% by weight of methyl methacrylate, 37.5% by weight of ⁇ -methyl styrene, and 20% by weight of acrylonitrile.
- (B-2) SAMMA copolymer Methyl methacrylate-styrene-acrylonitrile ungrafted copolymer containing 71% by weight of methyl methacrylate, 22% by weight of styrene, and 7% by weight of acrylonitrile.
- Graft copolymer a rubber core containing 85% by weight of butyl acrylate and 15% by weight of styrene and having an average particle diameter of 90 mm, and surrounding the rubber core, 72% by weight of styrene, 20% by weight of acrylonitrile, and A graft copolymer comprising a graft shell consisting of 8% by weight of butyl acrylate (45% by weight rubber core and 55% by weight graft shell)
- UV absorber Tinuvin 770 (BASF), Tinuvin P (BASF)
- Example 1 The same procedure as in Example 1 was carried out except that the (A) graft copolymer in Example 1 was changed to the (A) graft copolymer polymerized with the components and contents shown in Tables 3 and 4 below. .
- Example 1 a graft comprising 100% by weight of BA as the polymer seed, 81% by weight of BA and 19% by weight of SM as the rubber core, and 100% by weight of methyl methacrylate (hereinafter referred to as 'MMA') as the graft shell.
- 'MMA' methyl methacrylate
- Example 1 was carried out in the same manner as in Example 1 except that (B-1) AMS T-SAN copolymer was changed to (B-2) SAMMA copolymer.
- Wti weight fraction (%) of each component in the copolymer
- RIi refractive index of the polymer of each component of the copolymer
- Average particle diameter (nm) of polymer seed, rubber core, and graft shell Sampled when polymer seed production, rubber core production, and graft shell production were completed, respectively, and measured using dynamic light scattering.
- the intensity value was measured in Gaussian mode using a particle meter (product name: Nicomp 380, manufacturer: PSS).
- 0.1 g of latex with a total solid content of 35 to 50% by weight is prepared as a sample by diluting 1,000 to 5,000 times with distilled water.
- the measurement method is auto-dilution and measurement using a flow cell, and the measurement mode is dynamic light scattering. Dynamic light scattering method/Intensity 300KHz/Intensity-weight Gaussian Analysis was used, and the setting values were measured at a temperature of 23°C and a measurement wavelength of 632.8 nm.
- r1 is the average particle diameter of the seed divided in half
- r2 is the average particle diameter of the core including the seed divided in half.
- Izod impact strength (IMP; kgf ⁇ cm/cm): Measured at room temperature (20 ⁇ 5 °C) using an injection specimen with a thickness of 1/4" according to ASTM D256.
- Haze was measured in accordance with ASTM D1003 for injection specimens with a thickness of 3 mm and extrusion specimens with a thickness of 0.15 mm. The lower the haze, the better the transparency.
- Glossiness of injection specimen Glossiness was measured at 45° using an injection specimen with a thickness of 3 mm according to ASTM D2457.
- Glossiness of extruded specimen Glossiness was measured at 60° using an extruded specimen with a thickness of 0.15 mm according to ASTM D2457.
- Vicat softening point temperature (Vicat, °C): Measured under a temperature increase rate of 50 °C/min and a load of 50 N according to ASTM D1525.
- thermoplastic resin composition Add 30 g of acetone to 0.5 g of thermoplastic resin composition pellet and stir at 210 rpm for 12 hours at room temperature (SKC-6075, Lab companion) Then, this was centrifuged at 18,000 rpm at 0°C for 3 hours using a centrifuge (Supra R30, Hanil Science Co., Ltd.) to separate the gel, which is an insoluble material that does not dissolve in acetone, and the sol, which is a soluble material.
- each refractive index was measured at room temperature (20 ⁇ 5 °C) using an Abbe refractometer according to ASTM D542. Then, their differences were calculated.
- ⁇ E Accelerated weather resistance test device (Weather-o-meter, ATLAS, Ci4000, xenon arc lamp, Quartz(inner)/S.Boro(outer) filter, irradiance 0.55 W/m 2 at 340 nm) After leaving it for 3,000 hours under SAE J1960 conditions, the degree of discoloration was measured using a colorimeter, and ⁇ E was calculated using Equation 7 below.
- ⁇ E below is the arithmetic mean value of the L, a, and b values measured on the specimen before and after the accelerated weathering test using the CIE LAB color coordinate system. The closer the ⁇ E value is to 0, the better the weathering resistance is.
- L', a', and b' are the L, a, and b values measured with the CIE LAB color coordinate system, respectively, after leaving the specimen for 3,000 hours under SAE J1960 conditions
- L 0 , a 0 , b 0 is the L, a and b values measured respectively using the CIE LAB color coordinate system before leaving.
- Example 1 Example 2
- Example 3 Example 4
- Example 5 that la print crack ball middle bout sifter seed BA/SM (% by weight) 45/55 47/53 42/58 40/60 40/60 core BA/SM (% by weight) 85/15 85/15 85/15 85/15 87/13 shell SM/AN/BA (% by weight) 72/20/8 72/20/8 72/20/8 72/20/8 71/18/11 2*r2 (nm) 240 240 240 240 240 240 r2-r1 (nm) 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 Difference between
- Example 10 that la print crack ball middle bout sifter seed BA/SM (% by weight) 40/60 40/60 40/60 40/60 40/60 core BA/SM (% by weight) 87/13 87/13 87/13 87/13 shell SM/AN/BA (% by weight) 71/18/11 71/18/11 74/16/10 71/24/5 69/22/9 2*r2 (nm) 240 240 240 240 240 r2-r1 (nm) 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35 35
- thermoplastic resin compositions according to the present invention (Examples 1 to 10) compared to Comparative Examples 1 to 11, impact strength, haze, gloss, heat distortion temperature, Vicat softening point temperature, Excellent effects in both weather resistance and blackness were confirmed.
- Examples 6 and 7 including the (C) graft copolymer had superior gloss, heat distortion temperature, and Vicat softening point temperature.
- Comparative Examples 1 and 2 in which the composition ratio of the polymer seed of the (A) graft copolymer was outside the scope of the present invention, had the difference between the refractive index of the seed of the (A) graft copolymer and (B-1) AMS T-SAN copolymer.
- the difference between the refractive index of the composite and/or the difference between the refractive index of the sol and the gel in the thermoplastic resin composition was large, resulting in reduced haze and/or gloss and poor weather resistance, and the impact strength of Comparative Example 1 was significantly reduced.
- Comparative Examples 3 and 4 where the composition ratio of the rubber core of the (A) graft copolymer is outside the scope of the present invention, the difference in refractive index between the sol and gel in the thermoplastic resin composition is large, resulting in reduced haze and gloss and poor weather resistance. , Comparative Example 4 also had a significant drop in impact strength.
- Comparative Examples 5 and 6 in which the composition of the graft shell of the (A) graft copolymer was outside the scope of the present invention, had a large difference in refractive index between the sol and gel in the thermoplastic resin composition, resulting in poor haze, gloss, blackness, and weather resistance. All were deteriorated, and Comparative Example 5 also had low impact strength.
- Comparative Example 8 in which 2*r2 and r2-r1 of the rubber core of the graft copolymer (A) were less than the range of the present invention, had greatly reduced impact strength and poor blackness and weather resistance.
- Comparative Example 9 which includes styrene in the seed, butyl acrylate in the core, and styrene and acrylonitrile in the shell, is (A) the refractive index of the core of the graft copolymer and the polymer seed.
- the difference, the difference in refractive index between the polymer seed of the (A) graft copolymer and the (B-1) AMS T-SAN copolymer, and the difference in refractive index between the sol and gel in the thermoplastic resin composition are large, resulting in very poor haze and gloss. Blackness and weather resistance were also poor.
- Comparative Example 10 which includes butyl acrylate as the seed of the graft copolymer (A) and methyl methacrylate as the shell, has the refractive index of the seed of the graft copolymer (A) and (B-1) AMS T-
- the difference between the refractive index of the SAN copolymer and the refractive index of the sol and gel in the thermoplastic resin composition was large, resulting in poor haze and gloss, as well as poor impact strength, blackness, and weather resistance.
- Comparative Example 11 in which the (B-1) AMS T-SAN copolymer was changed to the (B-2) SAMMA copolymer, is a mixture of the polymer seed of the (A) graft copolymer and the (B-2) SAMMA copolymer.
- the difference in refractive index was large, resulting in poor haze, gloss, blackness, weather resistance, and/or impact strength, and very low heat deflection temperature and Vicat softening point temperature.
- thermoplastic resin composition containing a graft copolymer the composition and composition ratio of the polymer seed, core, and shell constituting the (A) graft copolymer are adjusted within a predetermined range, and further, the difference between the refractive index of the core and the refractive index of the shell, And when the difference between the refractive index of the polymer seed of the grafted copolymer (A) and the refractive index of the non-grafted copolymer (B) was narrowed, the effect of excellent impact resistance, transparency, gloss, and heat resistance was confirmed.
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Abstract
Description
구 분 | 실시예 1 | 실시예 2 | 실시예 3 | 실시예 4 | 실시예 5 | ||
(A) 그 라 프 트 공 중 합 체 |
시드 | BA/SM (중량%) | 45/55 | 47/53 | 42/58 | 40/60 | 40/60 |
코어 | BA/SM (중량%) | 85/15 | 85/15 | 85/15 | 85/15 | 87/13 | |
쉘 | SM/AN/BA (중량%) | 72/20/8 | 72/20/8 | 72/20/8 | 72/20/8 | 71/18/11 | |
2*r2 (nm) | 240 | 240 | 240 | 240 | 240 | ||
r2-r1 (nm) | 35 | 35 | 35 | 35 | 35 | ||
코어의 굴절률과 쉘의 굴절률과의 차이 | 0.086 | 0.086 | 0.086 | 0.086 | 0.086 | ||
열가 소성 수지 조성 물 |
(A) 그라프트 공중합체 (중량%) |
50 | 50 | 50 | 50 | 50 | |
(B-1) AMS T-SAN 공중합체 (중량%) |
50 | 50 | 50 | 50 | 50 | ||
(C) 그라프트 공중합체 (중량%) |
- | - | - | - | - | ||
(A) 그라프트 공중합체의 시드의 굴절률과 (B) 비그라프트 공중합체의 굴절률과의 차이 |
0.002 | 0.004 | 0.002 | 0.005 | 0.005 | ||
사출시편 | 헤이즈(%) | 4 | 4.6 | 4.1 | 4.7 | 4.8 | |
충격강도(kgf·cm/cm) | 15.3 | 14.4 | 14.4 | 15.6 | 13.7 | ||
광택도 | 132 | 133 | 138 | 141 | 142 | ||
HDT(℃) | 88.7 | 89.3 | 89.5 | 88.3 | 88.9 | ||
Vicat(℃) | 89.5 | 90.2 | 90.8 | 89.5 | 89.9 | ||
흑색도(L) | 24.2 | 24.5 | 24.4 | 24.7 | 24.3 | ||
내후성(△E) | 2.2 | 2.1 | 2.4 | 2.7 | 2.4 | ||
압출시편 | 헤이즈(%) | 1.6 | 2.1 | 1.8 | 2 | 2.1 | |
광택도 | 121 | 123 | 130 | 133 | 132 | ||
열가소성 수지 조성물에서 졸과 겔의 굴절률의 차이 |
0.0023 | 0.0025 | 0.0021 | 0.0021 | 0.0019 |
구 분 | 실시예 6 | 실시예 7 | 실시예 8 | 실시예 9 | 실시예 10 | ||
(A) 그 라 프 트 공 중 합 체 |
시드 | BA/SM (중량%) | 40/60 | 40/60 | 40/60 | 40/60 | 40/60 |
코어 | BA/SM (중량%) | 87/13 | 87/13 | 87/13 | 87/13 | 87/13 | |
쉘 | SM/AN/BA (중량%) | 71/18/11 | 71/18/11 | 74/16/10 | 71/24/5 | 69/22/9 | |
2*r2 (nm) | 240 | 240 | 240 | 240 | 240 | ||
r2-r1 (nm) | 35 | 35 | 35 | 35 | 35 | ||
코어의 굴절률과 쉘의 굴절률과의 차이 |
0.086 | 0.086 | 0.089 | 0.089 | 0.086 | ||
열가 소성 수지 조성 물 |
(A) 그라프트 공중합체 (중량%) |
30 | 35 | 50 | 50 | 50 | |
(B-1) AMS T-SAN 공중합체 (중량%) |
50 | 50 | 50 | 50 | 50 | ||
(C) 그라프트 공중합체 (중량%) |
20 | 15 | - | - | - | ||
(A) 그라프트 공중합체의 시드의 굴절률과 (B) 비그라프트 공중합체의 굴절률과의 차이 |
0.005 | 0.005 | 0.005 | 0.005 | 0.005 | ||
사출시편 | 헤이즈(%) | 4.6 | 4.8 | 4.7 | 4.7 | 4.6 | |
충격강도(kgf·cm/cm) | 13.1 | 14.2 | 15 | 14.1 | 14.3 | ||
광택도 | 140 | 139 | 141 | 137 | 132 | ||
HDT(℃) | 90.2 | 90 | 90 | 89.5 | 89.7 | ||
Vicat(℃) | 91.1 | 91.2 | 91 | 91.2 | 90.7 | ||
흑색도(L) | 24.9 | 24.9 | 24.8 | 24.5 | 24.5 | ||
내후성(△E) | 2.3 | 2.6 | 2.4 | 2.7 | 2.6 | ||
압출시편 | 헤이즈(%) | 2.2 | 2.2 | 2.1 | 2.2 | 2.1 | |
광택도 | 132 | 133 | 135 | 130 | 127 | ||
열가소성 수지 조성물에서 졸과 겔의 굴절률의 차이 |
0.0019 | 0.0019 | 0.0023 | 0.0019 | 0.0017 |
구 분 | 비교예 1 |
비교예 2 |
비교예 3 |
비교예 4 |
비교예 5 |
비교예 6 |
||
(A) 그 라 프 트 공 중 합 체 |
시드 | BA/SM (중량%) | 30/70 | 70/30 | 45/55 | 45/55 | 45/55 | 45/55 |
코어 | BA/SM (중량%) | 85/15 | 85/15 | 95/5 | 70/30 | 85/15 | 85/15 | |
쉘 | SM/AN/BA (중량%) | 72/20/8 | 72/20/8 | 72/20/8 | 72/20/8 | 72/8/20 | 75/25/0 | |
2*r2 (nm) | 240 | 240 | 240 | 240 | 240 | 240 | ||
r2-r1 (nm) | 35 | 35 | 35 | 35 | 35 | 35 | ||
코어의 굴절률과 쉘의 굴절률과의 차이 |
0.086 | 0.086 | 0.099 | 0.066 | 0.079 | 0.093 | ||
열가 소성 수지 조성 물 |
(A) 그라프트 공중합체 (중량%) |
50 | 50 | 50 | 50 | 50 | 50 | |
(B-1) AMS T-SAN 공중합체 (중량%) |
50 | 50 | 50 | 50 | 50 | 50 | ||
(C) 그라프트 공중합체 (중량%) |
- | - | - | - | - | - | ||
(A) 그라프트 공중합체의 시드의 굴절률과 (B) 비그라프트 공중합체의 굴절률과의 차이 |
0.018 | 0.034 | 0.002 | 0.002 | 0.002 | 0.002 | ||
사출시편 | 헤이즈(%) | 35.8 | 62.7 | 51.9 | 44.9 | 48.2 | 50.5 | |
충격강도 (kgf·cm/cm) |
7.2 | 9.3 | 14.2 | 7.4 | 9.3 | 15.4 | ||
광택도 | 102 | 109 | 105 | 107 | 101 | 105 | ||
HDT(℃) | 88.6 | 88.8 | 88.3 | 88.9 | 90.1 | 89.2 | ||
Vicat(℃) | 89.6 | 89.9 | 89.5 | 90.4 | 91.2 | 90.9 | ||
흑색도(L) | 25.4 | 25.7 | 25.6 | 25.7 | 26.4 | 26.0 | ||
내후성(△E) | 3.2 | 3.2 | 3.5 | 3.0 | 3.0 | 3.1 | ||
압출시편 | 헤이즈(%) | 2.9 | 5.2 | 4.9 | 4.3 | 4.7 | 4.6 | |
광택도 | 91 | 96 | 92 | 93 | 93 | 94 | ||
열가소성 수지 조성물에서 졸과 겔의 굴절률의 차이 |
0.0199 | 0.0017 | 0.0157 | 0.0211 | 0.0098 | 0.0100 |
구 분 | 비교예 7 | 비교예 8 | 비교예 9 | 비교예 10 | 비교예 11 | ||
(A) 그 라 프 트 공 중 합 체 |
시드 | BA/SM (중량%) | 45/55 | 45/55 | 0/100 | 100/0 | 45/55 |
코어 | BA/SM (중량%) | 85/15 | 85/15 | 100/0 | 81/19 | 85/15 | |
쉘 | SM/AN/BA (중량%) | 72/20/8 | 72/20/8 | 75/25/0 | 100(MMA) | 72/20/8 | |
2*r2 (nm) | 360 | 160 | 230 | 240 | 240 | ||
r2-r1 (nm) | 52 | 23 | 40 | 35 | 35 | ||
코어의 굴절률과 쉘의 굴절률과의 차이 |
0.086 | 0.086 | 0.112 | 0.005 | 0.086 | ||
열가 소성 수지 조성 물 |
(A) 그라프트 공중합체 (중량%) |
50 | 50 | 50 | 50 | 50 | |
(B-1) AMS T-SAN 공중합체 (중량%) |
50 | 50 | 50 | 50 | - | ||
(B-2) SAMMA 공중합체 (중량%) |
- | - | - | - | 50 | ||
(C) 그라프트 공중합체 (중량%) |
- | - | - | - | - | ||
(A) 그라프트 공중합체의 시드의 굴절률과 (B) 비그라프트 공중합체의 굴절률과의 차이 |
0.002 | 0.002 | 0.057 | 0.073 | 0.016 | ||
사출시편 | 헤이즈(%) | 16.8 | 4.3 | 68.9 | 75.8 | 34.6 | |
충격강도 (kgf·cm/cm) |
16.4 | 6.1 | 13.2 | 8.1 | 9.2 | ||
광택도 | 110 | 141 | 99 | 100 | 105 | ||
HDT(℃) | 88.9 | 88.7 | 89.3 | 89.2 | 71.3 | ||
Vicat(℃) | 90.6 | 90.3 | 90.7 | 90.5 | 79.2 | ||
흑색도(L) | 27.2 | 26.9 | 25.8 | 25.7 | 26.7 | ||
내후성(△E) | 3.4 | 3.1 | 3.3 | 3.2 | 3.1 | ||
압출시편 | 헤이즈(%) | 3.2 | 1.9 | 5.9 | 6.2 | 2.8 | |
광택도 | 100 | 123 | 91 | 89 | 92 | ||
열가소성 수지 조성물에서 졸과 겔의 굴절률의 차이 |
0.0021 | 0.0023 | 0.0491 | 0.0512 | 0.0020 |
Claims (15)
- (A) 시드, 상기 시드를 감싸는 고무 코어, 및 상기 고무 코어를 감싸는 그라프트 쉘,을 포함하는 알킬 아크릴레이트-방향족 비닐 화합물-비닐시안 화합물 그라프트 공중합체; 및(B) 알킬 (메트)아크릴레이트, 알킬 치환 스티렌계 화합물 및 비닐시안 화합물을 포함하여 이루어진 비그라프트 공중합체;를 포함하여 이루어지는 열가소성 수지 조성물로,상기 (A) 그라프트 공중합체는 하기 수학식 1을 만족시키고,상기 열가소성 수지 조성물은 아세톤을 가한 후 교반 및 원심분리하여 졸(sol)과 겔(gel)로 분리하여 측정한 졸과 겔의 굴절률 차이가 0.006 이하이며,ASTM D1003에 의거하여 두께 3 mm의 사출시편으로 측정한 헤이즈가 10 % 이하이고,ASTM D256에 의거하여 두께 1/4"인 시편으로 상온에서 측정한 아이조드 충격강도가 10 kgf·cm/cm 이상인 것을 특징으로 하는열가소성 수지 조성물.[수학식 1]180 ≤ 2*r2 ≤ 300(상기 수학식 1에서 r2는 상기 그라프트 공중합체의 중심으로부터 코어까지의 두께(nm)이다.)
- (A) 알킬 아크릴레이트 35 내지 58 중량% 및 방향족 비닐 화합물 42 내지 65 중량%를 포함하여 중합된 시드, 상기 시드를 감싸고 알킬 아크릴레이트 78 내지 91 중량% 및 방향족 비닐 화합물 9 내지 22 중량%를 포함하여 중합된 고무 코어, 및 상기 고무 코어를 감싸고 방향족 비닐 화합물 65 내지 82 중량%, 비닐시안 화합물 12 내지 30 중량%, 및 알킬 아크릴레이트 3 내지 15 중량%를 포함하여 중합된 그라프트 쉘,을 포함하는 알킬 아크릴레이트-방향족 비닐 화합물-비닐시안 화합물 그라프트 공중합체; 및(B) 알킬 (메트)아크릴레이트, 알킬 치환 스티렌계 화합물 및 비닐시안 화합물을 포함하여 이루어진 비그라프트 공중합체;를 포함하여 이루어지고,상기 (A) 그라프트 공중합체는 하기 수학식 1 및 2를 동시에 만족시키는 것을 특징으로 하는열가소성 수지 조성물.[수학식 1]180 ≤ 2*r2 ≤ 300[수학식 2]25 ≤ r2 -r1 ≤ 45(상기 수학식 1, 2에서 r1은 상기 그라프트 공중합체의 중심으로부터 시드까지의 두께(nm)이고, r2는 상기 그라프트 공중합체의 중심으로부터 코어까지의 두께(nm)이다.)
- 제1항 또는 제2항에 있어서,상기 (A) 그라프트 공중합체는 고무 코어의 굴절률과 쉘의 굴절률과의 차이가 0.09 이하인 것을 특징으로 하는열가소성 수지 조성물.
- 제1항 또는 제2항에 있어서,상기 (A) 그라프트 공중합체의 중합체 시드의 굴절률은 상기 (B) 비그라프트 공중합체의 굴절률과의 차이가 0.012 이하인 것을 특징으로 하는열가소성 수지 조성물.
- 제1항 또는 제2항에 있어서,상기 (A) 그라프트 공중합체는 이의 총 100 중량%에 대해 중합체 시드 5 내지 35 중량%, 고무 코어 25 내지 55 중량% 및 그라프트 쉘 25 내지 55 중량%를 포함하는 것을 특징으로 하는열가소성 수지 조성물.
- 제1항 또는 제2항에 있어서,상기 (B) 비그라프트 공중합체는 알킬 (메트)아크릴레이트 30 내지 60 중량%, 알킬 치환 스티렌계 화합물 25 내지 55 중량% 및 비닐시안 화합물 5 내지 35 중량%를 포함하여 이루어진 것을 특징으로 하는열가소성 수지 조성물.
- 제1항 또는 제2항에 있어서,상기 열가소성 수지 조성물은 (A) 그라프트 공중합체 10 내지 90 중량% 및 (B) 비그라프트 공중합체 10 내지 90 중량%를 포함하는 것을 특징으로 하는열가소성 수지 조성물.
- 제1항 또는 제2항에 있어서,상기 열가소성 수지 조성물은 (C) 고무 코어의 평균입경 50 내지 150 nm인 알킬 아크릴레이트-방향족 비닐 화합물-비닐시안 화합물 그라프트 공중합체를 포함하는 것을 특징으로 하는열가소성 수지 조성물.
- 제2항에 있어서,상기 열가소성 수지 조성물은 아세톤을 가한 후 교반 및 원심분리하여 졸(sol)과 겔(gel)로 분리하여 측정한 졸과 겔의 굴절률 차이가 0.006 이하인 것을 특징으로 하는열가소성 수지 조성물.
- 제2항에 있어서,상기 열가소성 수지 조성물은 ASTM D1003에 의거하여 두께 3 mm의 사출시편으로 측정한 헤이즈가 10 % 이하인 것을 특징으로 하는열가소성 수지 조성물.
- 제1항 또는 제2항에 있어서,상기 열가소성 수지 조성물은 ASTM D2457에 의거하여 45°에서 두께 3 mm의 사출시편으로 측정한 광택도가 120 이상인 것을 특징으로 하는열가소성 수지 조성물.
- 제2항에 있어서,상기 열가소성 수지 조성물은 ASTM D256에 의거하여 두께 1/4"인 시편으로 상온에서 측정한 아이조드 충격강도가 10 kgf·cm/cm 이상인 것을 특징으로 하는열가소성 수지 조성물.
- (A) 알킬 아크릴레이트 35 내지 58 중량% 및 방향족 비닐 화합물 42 내지 65 중량%를 포함하여 중합된 시드, 상기 시드를 감싸고 알킬 아크릴레이트 78 내지 91 중량% 및 방향족 비닐 화합물 9 내지 22 중량%를 포함하여 중합된 고무 코어, 및 상기 고무 코어를 감싸고 방향족 비닐 화합물 65 내지 82 중량%, 비닐시안 화합물 12 내지 30 중량%, 및 알킬 아크릴레이트 3 내지 15 중량%를 포함하여 중합된 그라프트 쉘,을 포함하는 알킬 아크릴레이트-방향족 비닐 화합물-비닐시안 화합물 그라프트 공중합체; 및 (B) 알킬 (메트)아크릴레이트, 알킬 치환 스티렌계 화합물 및 비닐시안 화합물을 포함하여 이루어진 비그라프트 공중합체;를 포함하여 180 내지 300 ℃ 및 80 내지 400 rpm 조건 하에서 혼련 및 압출하는 단계를 포함하되,상기 (A) 그라프트 공중합체는 하기 수학식 1 및 2를 동시에 만족시키는 것을 특징으로 하는열가소성 수지 조성물의 제조방법.[수학식 1]180 ≤ 2*r2 ≤ 300[수학식 2]25 ≤ r2 -r1 ≤ 45(상기 수학식 1, 2에서 r1은 상기 그라프트 공중합체의 중심으로부터 시드까지의 두께(nm)이고, r2는 상기 그라프트 공중합체의 중심으로부터 코어까지의 두께(nm)이다.)
- 제13항에 있어서상기 혼련 및 압출하는 단계는 (C) 고무 코어의 평균입경 50 내지 150 nm인 알킬 아크릴레이트-방향족 비닐 화합물-비닐시안 화합물 그라프트 공중합체를 포함하는 것을 특징으로 하는열가소성 수지 조성물의 제조방법.
- 제1항 내지 제12항 중 어느 한 항의 열가소성 수지 조성물을 포함하는 것을 특징으로 하는성형품.
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- 2023-05-31 WO PCT/KR2023/007428 patent/WO2023243908A1/ko active Application Filing
- 2023-05-31 EP EP23818215.8A patent/EP4339244A1/en active Pending
- 2023-05-31 JP JP2024504858A patent/JP2024527946A/ja active Pending
- 2023-06-09 TW TW112121602A patent/TW202407033A/zh unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3944631A (en) * | 1974-02-01 | 1976-03-16 | Stauffer Chemical Company | Acrylate-styrene-acrylonitrile composition and method of making the same |
KR100201985B1 (ko) * | 1990-04-06 | 1999-06-15 | 스타르크 카르크 | 열가소성 성형재료 |
KR101333578B1 (ko) * | 2010-12-29 | 2013-11-27 | 제일모직주식회사 | 내후성이 우수한 다층구조 충격보강제, 그 제조방법 및 이를 포함한 열가소성 수지 조성물 |
KR20130075793A (ko) * | 2011-12-28 | 2013-07-08 | 제일모직주식회사 | 외관 및 착색성이 우수한 열가소성 수지 조성물 |
KR20220020200A (ko) * | 2020-08-11 | 2022-02-18 | 주식회사 엘지화학 | 투명 열가소성 수지 및 이의 제조방법 |
KR20220072524A (ko) | 2020-11-25 | 2022-06-02 | 박지혜 | 판재 홈 가공 자동 보링장치 |
Also Published As
Publication number | Publication date |
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KR20230172111A (ko) | 2023-12-22 |
TW202407033A (zh) | 2024-02-16 |
CN117597392A (zh) | 2024-02-23 |
EP4339244A1 (en) | 2024-03-20 |
JP2024527946A (ja) | 2024-07-26 |
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