WO2014065519A1 - 폴리카보네이트 수지 조성물 - Google Patents
폴리카보네이트 수지 조성물 Download PDFInfo
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- WO2014065519A1 WO2014065519A1 PCT/KR2013/008894 KR2013008894W WO2014065519A1 WO 2014065519 A1 WO2014065519 A1 WO 2014065519A1 KR 2013008894 W KR2013008894 W KR 2013008894W WO 2014065519 A1 WO2014065519 A1 WO 2014065519A1
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- Prior art keywords
- polycarbonate resin
- resin composition
- glass fiber
- length
- meth
- Prior art date
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- 239000004431 polycarbonate resin Substances 0.000 title claims abstract description 70
- 229920005668 polycarbonate resin Polymers 0.000 title claims abstract description 69
- 239000000203 mixture Substances 0.000 title claims abstract description 42
- 239000003365 glass fiber Substances 0.000 claims abstract description 91
- 239000011258 core-shell material Substances 0.000 claims abstract description 17
- 239000003607 modifier Substances 0.000 claims abstract description 17
- 150000001875 compounds Chemical class 0.000 claims abstract description 14
- 229920003122 (meth)acrylate-based copolymer Polymers 0.000 claims abstract description 11
- 229920001577 copolymer Polymers 0.000 claims description 15
- -1 phosphate ester compound Chemical class 0.000 claims description 13
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 claims description 12
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 11
- 239000004593 Epoxy Substances 0.000 claims description 9
- 229910019142 PO4 Inorganic materials 0.000 claims description 9
- 229920000800 acrylic rubber Polymers 0.000 claims description 9
- 239000010452 phosphate Substances 0.000 claims description 9
- 229920000058 polyacrylate Polymers 0.000 claims description 9
- 229910000077 silane Inorganic materials 0.000 claims description 9
- 239000000155 melt Substances 0.000 claims description 8
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 7
- 239000004609 Impact Modifier Substances 0.000 claims description 7
- JYVATDLODMRIPD-UHFFFAOYSA-N ethyl carbamate silane Chemical group [SiH4].CCOC(N)=O JYVATDLODMRIPD-UHFFFAOYSA-N 0.000 claims description 7
- 230000002787 reinforcement Effects 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- AWYVETCHVQGXMB-UHFFFAOYSA-N (3-hydroxyphenyl) diphenyl phosphate Chemical compound OC1=CC=CC(OP(=O)(OC=2C=CC=CC=2)OC=2C=CC=CC=2)=C1 AWYVETCHVQGXMB-UHFFFAOYSA-N 0.000 claims description 3
- 239000005062 Polybutadiene Substances 0.000 claims description 3
- ASMQGLCHMVWBQR-UHFFFAOYSA-M diphenyl phosphate Chemical compound C=1C=CC=CC=1OP(=O)([O-])OC1=CC=CC=C1 ASMQGLCHMVWBQR-UHFFFAOYSA-M 0.000 claims description 3
- 229920002857 polybutadiene Polymers 0.000 claims description 3
- XZZNDPSIHUTMOC-UHFFFAOYSA-N triphenyl phosphate Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)(=O)OC1=CC=CC=C1 XZZNDPSIHUTMOC-UHFFFAOYSA-N 0.000 claims description 3
- 230000001413 cellular effect Effects 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 abstract description 7
- 150000002148 esters Chemical class 0.000 abstract description 2
- 229920000728 polyester Polymers 0.000 abstract 1
- 239000012744 reinforcing agent Substances 0.000 abstract 1
- 229920001169 thermoplastic Polymers 0.000 abstract 1
- 239000004416 thermosoftening plastic Substances 0.000 abstract 1
- 239000011342 resin composition Substances 0.000 description 40
- 230000000704 physical effect Effects 0.000 description 14
- 238000000465 moulding Methods 0.000 description 5
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 4
- 239000005977 Ethylene Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- 239000002671 adjuvant Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000005357 flat glass Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 229920003314 Elvaloy® Polymers 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 229920005992 thermoplastic resin Polymers 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 239000012963 UV stabilizer Substances 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 229920000402 bisphenol A polycarbonate polymer Polymers 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 125000003700 epoxy group Chemical group 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 125000001160 methoxycarbonyl group Chemical group [H]C([H])([H])OC(*)=O 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 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
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/06—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials
- C08J5/08—Reinforcing macromolecular compounds with loose or coherent fibrous material using pretreated fibrous materials glass fibres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/521—Esters of phosphoric acids, e.g. of H3PO4
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0869—Acids or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
-
- 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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
Definitions
- the present invention relates to a polycarbonate resin composition having low warpage properties and excellent fluidity and appearance properties, while exhibiting improved toughness.
- Polycarbonate resin which is a polycarbonate ester polymer of bisphenol A, is known to exhibit excellent mechanical properties, layer resistance, dimensional stability, electrical properties, and moldability. In addition, the physical properties can be maintained in a wide temperature range and exhibits self-extinguishing properties, so that it has been used in various fields as engineering plastic materials.
- tensile / bending strength, tensile / bending modulus, heat resistance, and the like may be improved, and thus may be appropriately used for a product subjected to continuous load at high temperature.
- impact strength, tensile elongation or toughness may be lowered, and with this, the fluidity may be deteriorated to show poor moldability and processability.
- the surface is roughened by the surface protruding of the glass fiber in general molding and become vulnerable to the outer layer spacing, there are various restrictions to be used for the housing of various electrical and electronic products.
- the present invention has the advantages of glass fiber reinforcement, while having a low warpage characteristics and excellent fluidity and appearance characteristics, It is to provide a polycarbonate resin composition exhibiting improved toughness.
- the present invention also provides a molded article comprising such a polycarbonate resin composition.
- the present invention is a polycarbonate resin 35 to 60 parts by weight 0/0; Has a cross section of rectangular or oval in the direction perpendicular to the longitudinal direction, the formula 1 of the aspect ratio is 50 to 200 glass fibers 30 to 55 weight 0/0; 1 to 10% by weight of the layered reinforcement of the core-shell structure; The ethylene - (meth) acrylate copolymer from 1 to 10 parts by weight 0/0; And 1 to flow modifiers including phosphate ester compounds.
- Equation 1 L is the length of the glass fiber, and D is the length of the longest side of the rectangular cross section or the length of the longest diameter of the elliptical cross section.
- the glass fiber has a length of about 2 to 5mm, has a rectangular cross section, and the length of the shortest side may be about 5 to 15. Or the glass fiber is about 2 to 5mm in length, has an elliptical cross section, the length of the shortest diameter may be about 5 to 15.
- such glass fibers may be surface-coated with a silane compound, for example, a compound having an epoxy silane group or a urethane silane group.
- a silane compound for example, a compound having an epoxy silane group or a urethane silane group.
- the phosphate ester compound which may be included as the flow modifier may be at least one compound selected from the group consisting of triphenyl phosphate, bisphenol A diphenyl phosphate, and resorcinol diphenyl phosphate. .
- the impact modifier of the core-shell structure may include at least one selected from the group consisting of silicone-acrylic rubber, butadiene rubber, and acrylic rubber.
- (Meth) acrylate-based copolymer may include (methoxycarbonyl. L) acrylate-based repeating units of about 15 to 50 parts by weight 0 /. For a total increase copolymers.
- this invention also provides the molded article containing the polycarbonate resin composition mentioned above.
- molded articles can be applied to cellular phone housings, housings of electrical and electronic products, or housings of personal digital assistants.
- the above-mentioned polycarbonate resin compositions and molded articles are prepared by using flat glass fibers having a relatively small aspect ratio and certain flow modifiers in combination with a core-shell structured layer reinforcement and an ethylene- (meth) acrylate-based copolymer.
- a polycarbonate resin composition and a molded article according to a specific embodiment of the present invention will be described in detail.
- a polycarbonate resin 35 to 60 parts by weight 0/0; Has a cross section of rectangular or oval in the direction perpendicular to the longitudinal direction, the formula 1 of the aspect ratio is 50 to 200 glass fibers 30 to 55 weight 0/0; A core-shell structure cheunggyeok adjuvant of 1 to 10 parts by weight 0/0; Ethylene- (meth) acrylate copolymer from 1 to 10 parts by weight 0/0; And 1 to 10 weight percent 0 /.
- a flow modifier comprising a phosphate ester compound.
- Equation 1 L is the length of the glass fiber, and D is the length of the longest side of the rectangular cross section or the length of the longest diameter of the elliptical cross section.
- problems with the conventional glass fiber reinforced polycarbonate resin composition for example, curvature or deformation occurs when forming a product, glass fiber protrudes to suppress the surface smoothness and appearance characteristics are reduced can do. At the same time, it can exhibit not only high rigidity and toughness, but also excellent fluidity and moldability to the product. This seems to be due to the use of certain flow modifiers, with flat glass fibers having a particular aspect ratio. That is, as the flat glass fibers are used, a smaller number of glass fibers than the common glass fibers at the same content may be added to the polycarbonate resin composition. Accordingly, the contact area with the matrix of the polycarbonate resin can be increased, and the flow modifier can suppress the surface protrusion of the glass fiber.
- the polycarbonate resin composition of one embodiment in which these two components are added exhibits excellent stiffness, such as excellent tensile strength and flexural modulus, and improved toughness, compared to conventional polycarbonate resin compositions reinforced with ordinary glass fibers. In addition to this, it can exhibit excellent fluidity, formability and processability. Moreover, the fall of surface smoothness etc. by the protrusion of glass fiber can be suppressed, and the outstanding external appearance property can be exhibited together.
- the polycarbonate resin composition of one embodiment improves the stiffness and the like by adding a higher content of glass fiber to a relatively lower content of polycarbonate resin than previously known, and thus, the problem of the high content of glass fiber is added. It can solve the above-described excellent physical properties.
- the resin composition of one embodiment and the molded article obtained therefrom may be very preferably applied to a mobile phone housing, a housing of an electrical and electronic product (especially a small thin electronic product), or a housing of a personal digital assistant, and various other products.
- a mobile phone housing a housing of an electrical and electronic product (especially a small thin electronic product), or a housing of a personal digital assistant, and various other products.
- an electrical and electronic product especially a small thin electronic product
- a personal digital assistant a housing of a personal digital assistant
- the polycarbonate resin is a polymer of bisphenol A, for example, according to ASTM D1238, the melt index (Ml) measured for about 10 minutes under a temperature of 300 ° C. and a load of 1.2 kg is about 10 g / 10 min to 25 g. / 10 minutes can be used. If the melt index of the polycarbonate resin is too small, the flowability and product formability of the resin composition of one embodiment may be lowered. If the melt index is too large, impact resistance, toughness or chemical resistance of the resin composition and the molded article may be reduced. Deterioration may occur.
- any aromatic polycarbonate-based resin that can satisfy the above physical properties and the like can be used, can be directly synthesized by a method well known to those skilled in the art, or can be obtained by using a commercial item.
- the polycarbonate resin has about 35 to 60 weight of the total resin composition in consideration of basic physical properties of the resin composition of one embodiment, for example, impact resistance, self-extinguishing property, stability and moldability, etc. 0/0, or about 35 to 49 weight 0/0, and black may be used in an amount of about 36 to 48 weight 0 /.
- the polycarbonate resin composition of one embodiment may use a relatively low content of polycarbonate resin and add a high content of glass fiber thereto to further reinforce rigidity such as tensile strength, It is possible to solve the problems caused by the addition and to reduce the surface smoothness and appearance characteristics of the glass fiber protrudes when forming the product using the resin composition. Accordingly, in order to meet recent technical demands, it is possible to achieve further improvement in physical properties due to the high content of glass fibers.
- the glass fiber is a component included in the resin composition of one embodiment for the purpose of enhancing the tensile / flexural strength, tensile / flexing modulus and heat resistance, such as cocoon (flat) or flat (flat) type can be used.
- the stiffness and toughness of the polycarbonate resin composition according to one embodiment may be further improved.
- whip characteristics and surface smoothness can be better than previously known.
- the glass fiber maintains a strong bonding force between the polymer and creates a space between the polymer and the glass fiber to absorb external impact, thereby improving the rigidity and increasing the surface smoothness. It can have toughness.
- the glass fiber may have a rectangular or oval shape in cross section of the glass fiber cut perpendicularly to the longitudinal direction, and the aspect ratio represented by Equation 1 is about 50 to 200, more preferably the aspect ratio is about It may be from 100 to 150.
- L may be defined as the longest length of the glass fiber
- D is the longest of the rectangular cross-sections, in any rectangular or elliptical cross section of the glass fiber cut in a direction perpendicular to this longitudinal direction. It may be defined as the length of the side, or the length of the longest diameter of the elliptical cross section.
- the aspect ratio may be defined as a ratio (L / D) of L and D defined as described above.
- the resin composition and the molded article of one embodiment may be brittle, and if the aspect ratio is excessively large, the surface smoothness of the glass fiber is high, so that the surface smoothness and products May reduce the appearance, toughness and impact strength of the molded article may be lowered.
- the glass fiber length is about 2 to 5mm, black is about 3 to 4mm, has a rectangular cross section in the direction perpendicular to the longitudinal direction, the length of the shortest side is about 5 to 15 ⁇ , or about 7 to 10 kPa can be used suitably.
- the length is about 2 to 5mm, black is about 3 to 4mm, in a direction perpendicular to the longitudinal direction
- One having an elliptical cross section and having a length of shortest diameter of about 5 to 15 ⁇ m, or about 7 to 10 may be suitably used.
- the length of the glass fiber is too small, it may not be preferable in terms of rigidity, such as strength. On the contrary, when the length of the glass fiber is too large, appearance defects occur during molding of the product.
- the resin composition or the molded article of one embodiment may have bridging ( brittle), which may be undesirable.
- the glass fiber included in the resin composition of the embodiment can be used that is surface-coated with a silane-based compound, more specifically, it can be used that surface-coated with a compound having a urethane silane group or an epoxy silane group.
- the resin composition of one embodiment can exhibit improved toughness, and furthermore, because the glass fiber can stand in the resin composition and the molded part, the reduction of the modulus by the glass fiber It can be suppressed.
- the glass fiber when the glass fiber is surface-coated with a compound having an epoxy silane group, the epoxy group included in the glass fiber may chemically bond with functional groups of other components to further improve the rigidity of the resin composition and the molded article of the embodiment. have. Therefore, in consideration of the specific use of the resin composition of the embodiment and the physical properties to be improved, the glass fiber surface-coated with the urethane silane group or the epoxy silane group may be appropriately selected and used.
- silane-based compound for example, a compound having an epoxy silane group or a urethane silane group
- any conventional compound used for surface coating of glass fibers can be used without any particular limitation.
- the glass fiber may be included in an amount of about 30 to 55 weight 0/0, or from about 41 to 55 by weight based on the total resin composition 0 /.
- the polycarbonate resin composition of one embodiment reinforces the rigidity by adding a higher content of glass fiber than previously known, the glass fiber when forming the product according to the addition of high content glass fiber It can suppress that protrusion protrudes and the surface smoothness and external appearance property fall. Accordingly, in order to meet recent technical demands, it is possible to achieve further improvement of physical properties due to the high content of glass fibers. If the content of the glass fiber is too low, the rigidity such as the strength of the resin composition and the molded article of one embodiment is not sufficient, and it is difficult to meet the recent technical requirements for achieving higher rigidity, etc., according to the addition of high content glass fiber. Can be. On the contrary, when the content of the glass fiber is too high, the fluidity of the resin composition is lowered, the processing silver is increased, the workability is lowered, and it may be difficult to implement excellent impact resistance and beautiful appearance characteristics.
- the core-shell structured stiffener may serve to enhance the laminar strength of the polycarbonate resin reinforced with glass fibers and to enhance dimensional stability by increasing resistance to compression and bending of plastics.
- Corresponding impact modifiers may include silicone-acrylic rubbers, butadiene-based rubbers or acrylic rubbers having a core-shell structure, and two or more selected from these may be used.
- any silicone-acrylic rubber, butadiene rubber, or acrylic rubber, which has been known to be added to the thermoplastic resin composition can be used.
- Known commercial items can be obtained and used without particular limitations.
- Such a core-shell structured stiffener is about 4% of the total resin composition.
- the resin composition or the molded product of one embodiment may not have sufficient impact strength or resistance to warpage. On the contrary, when the content of the layered adjuvant is too high, the resin composition of the embodiment And stiffness such as strength of the molded product may not be sufficient.
- the ethylene- (meth) acrylate-based copolymer is a component added to further improve the fluidity and formability of the resin composition of one embodiment, and such an ethylene- (meth) acrylate-based copolymer is a thermoplastic resin composition.
- Copolymers of ethylene and any (meth) acrylate known to be able to be added to can be used without any particular limitation. Examples of commercially available ethylene- (meth) acrylate-based copolymers include Elvaloy 1330AC manufactured by DuPont.
- these ethylene - (meth) acrylate-based copolymer may include from about 5 to 50 parts by weight 0 / (meth) acrylate-based repeating unit of the entire weight of the copolymer.
- a copolymer may be a copolymer of about 15 to 50 (meth) acrylate with an increase of 0 / ° and a residual amount of ethylene.
- an ethylene- (meth) acrylate-based co-polymer it is possible to further improve the fluidity and formability of the resin composition of one embodiment, and to suppress physical property deterioration due to the addition thereof.
- (meth) acrylate type of the copolymer increase When the content of the repeating unit is too low, the fluidity of the resin composition may be reduced, and moldability or processability may be insufficient. On the contrary, when the content of the (meth) acrylate-based repeating unit is too high, the resin composition and the molded article of one embodiment Physical properties such as toughness may not be sufficiently expressed.
- the above-described ethylene- (meth) acrylate-based copolymer may be included in an amount of about 1 to 10% by weight, or from about 2 to 6 parts by weight based on the resin composition 0 /.
- the content of such a copolymer is too low, the toughness of the resin composition and the molded article of one embodiment may be uneven.
- the content of the copolymer is excessively high, physical properties such as the rigidity of the resin composition and the molded article may be insufficient.
- the flow modifier may improve the fluidity of the resin composition of one embodiment, it is possible to further suppress the appearance of glass fibers to the surface of the resin composition and the molded article can further improve its appearance characteristics.
- a phosphate ester compound may be used.
- the phosphate ester compound include triphenyl phosphate, bisphenol A diphenyl phosphate, or resorcinol diphenyl phosphate, and two selected from them. The above can also be used together.
- various phosphate ester compounds may be used as the flow modifier. It said flow modifier is from about 1 to 10 parts by weight 0/0, and black based on the total resin composition may be included in an amount of about 2 to 6 parts by weight 0 /.
- the content of the flow modifier When the content of the flow modifier is too low, it is difficult for the resin composition of one embodiment to have excellent flowability and moldability, etc. On the contrary, when the content of the flow modifier is too high, the solidification rate of the polycarbonate resin is lowered, which causes problems in product extraction during molding. May occur and mechanical properties may be degraded.
- the above-described embodiment and the resin composition may further include additives such as colorants, lubricants, UV stabilizers, antioxidants or coupling enhancers, and may be used for various purposes.
- a molded article comprising the polycarbonate resin composition of the above embodiment.
- Such molded articles include glass fibers having an aspect ratio of about 50 to 200 described above, a layer-reinforcement layer of a core-shell structure, an ethylene- (meth) acrylate-based copolymer, and a flow modifier in the resin substrate including the polycarbonate resin. Can be in a uniformly dispersed form.
- Such molded articles can suppress problems of products obtained from existing glass fiber reinforced polycarbonate resin compositions, such as warpage or deformation, or glass fiber protruding from deterioration of surface smoothness and appearance characteristics. have. At the same time, it can exhibit not only high rigidity and toughness, but also excellent fluidity and moldability to the product. Accordingly, the molded article can be very preferably applied to a mobile phone housing, a housing of an electrical and electronic product (especially a thin film small electronic and electronic product), or a housing of a personal digital assistant, and can be applied to various other products. ⁇ Effects of the Invention ⁇
- the present invention can suppress the problems with the conventional glass fiber reinforced polycarbonate resin composition, for example, warpage or deformation occurs during product molding, or glass fiber protrudes to lower the surface smoothness and appearance characteristics.
- the polycarbonate resin composition and the molded article of the present invention can exhibit not only high rigidity and toughness, but also excellent fluidity and moldability to the product.
- the resin composition and the molded article of the present invention can be very preferably applied to a mobile phone housing, a housing of an electrical and electronic product (particularly, a small thin electronic and electronic product), or a housing of a personal digital assistant, and the like. Can be applied.
- the polycarbonate resin is a polymer of bisphenol A, the melt index (Ml) of which is measured as weight (g) measured for 10 minutes under a load of 1.2 kg and a silver degree of 300 ° C., according to ASTM D1238.
- Ml melt index
- an aromatic polycarbonate resin having a melt index of 10 g / 10 min ((A) -1), 25 g / 10 min ((A) -2), and 30 g / 10 min ((A) -3) was obtained, respectively. Used.
- Equation 1 L is the length of the glass fiber, and D is the length of the longest side of the rectangular cross section or the length of the longest diameter of the oval cross section (eg, the width of the glass fiber).
- Silicone-acrylic impact modifiers in which silicone-acrylic rubbers form a core-shell structure were used (S2001 by MRC).
- the Elvaloy 1330AC from DuPont was used.
- LG Chem's BT1055D was used.
- the physical property evaluation of an Example and a comparative example was performed based on the following test method.
- melt index (Ml) was measured in g as the weight measured for 10 minutes when the load was 2.16kg at 300 ° C according to ASTM D1238.
- the appearance surface of the molded parts was visually and tactilely evaluated from the 1st grade (good) to the 5th grade (bad) by using an optical microscope.
- the grade of the grade is the grade 1 of the appearance of the material without the glass fiber.
- each component was melted / kneaded in a 290 ° C., twin screw extruder according to the content ratio, and pellets were prepared. Then, specimens for measuring physical properties were prepared using an injection machine. Each specimen was tested by the test method and the results are shown in Table 2.
- each component was melted and kneaded in a 290 ° C, twin screw extruder according to the content ratio, and pellets were prepared. Then, specimens were prepared for measuring physical properties using an injection machine. After the test by the method, the results are shown in Table 2.
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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)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
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- Reinforced Plastic Materials (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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EP13849842.3A EP2871215B1 (en) | 2012-10-24 | 2013-10-04 | Polycarbonate resin composition |
CN201380055036.3A CN104736636B (zh) | 2012-10-24 | 2013-10-04 | 聚碳酸酯树脂组合物 |
JP2014544694A JP5795447B2 (ja) | 2012-10-24 | 2013-10-04 | ポリカーボネート樹脂組成物 |
US14/422,968 US9493649B2 (en) | 2012-10-24 | 2013-10-04 | Polycarbonate resin composition |
ES13849842.3T ES2620120T3 (es) | 2012-10-24 | 2013-10-04 | Composición de resina de policarbonato |
Applications Claiming Priority (4)
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KR20120118423 | 2012-10-24 | ||
KR10-2012-0118423 | 2012-10-24 | ||
KR10-2013-0118346 | 2013-10-04 | ||
KR1020130118346A KR101537655B1 (ko) | 2012-10-24 | 2013-10-04 | 폴리카보네이트 수지 조성물 |
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PCT/KR2013/008894 WO2014065519A1 (ko) | 2012-10-24 | 2013-10-04 | 폴리카보네이트 수지 조성물 |
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US (1) | US9493649B2 (ko) |
EP (1) | EP2871215B1 (ko) |
JP (1) | JP5795447B2 (ko) |
KR (1) | KR101537655B1 (ko) |
CN (1) | CN104736636B (ko) |
ES (1) | ES2620120T3 (ko) |
PL (1) | PL2871215T3 (ko) |
PT (1) | PT2871215T (ko) |
TW (1) | TWI510549B (ko) |
WO (1) | WO2014065519A1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016079355A (ja) * | 2014-10-22 | 2016-05-16 | 住化スタイロンポリカーボネート株式会社 | ガラス繊維強化ポリカーボネート樹脂組成物 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001081470A1 (en) * | 2000-04-19 | 2001-11-01 | General Electric Company | Flame retardant polyester compositions |
KR20020042216A (ko) * | 2000-11-30 | 2002-06-05 | 이계안 | 내 가솔린성과 내한 충격성이 우수한 폴리아미드 수지조성물 |
KR20070060611A (ko) * | 2005-12-09 | 2007-06-13 | 주식회사 삼양사 | 우수한 표면 평탄 특성 및 내마모성을 갖는 섬유 강화폴리카보네이트계 수지 조성물 |
KR20090052447A (ko) * | 2007-11-21 | 2009-05-26 | 주식회사 엘지화학 | 유리섬유 강화 폴리카보네이트 수지 조성물 |
KR101035116B1 (ko) * | 2010-01-26 | 2011-05-19 | 주식회사 엘지화학 | 편평 유리섬유 강화 내충격성 폴리카보네이트 수지 조성물 |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5218037A (en) * | 1987-08-17 | 1993-06-08 | Nippon Petrochemicals Co., Ltd. | Thermoplastic resin composition and method for preparing the same |
JPH07278318A (ja) | 1994-04-08 | 1995-10-24 | Asahi Chem Ind Co Ltd | 難燃性cd−rom帰属部品 |
JPH11181198A (ja) | 1997-10-13 | 1999-07-06 | Arakawa Chem Ind Co Ltd | ポリカーボネート用流動性改質剤およびポリカーボネート樹脂組成物 |
JPH11181197A (ja) | 1997-10-13 | 1999-07-06 | Arakawa Chem Ind Co Ltd | ポリカーボネート用流動性改質剤およびポリカーボネート樹脂組成物 |
JP4384330B2 (ja) * | 2000-04-11 | 2009-12-16 | 出光興産株式会社 | 難燃性ポリカーボネート樹脂組成物 |
KR100706840B1 (ko) | 2001-06-18 | 2007-04-11 | 주식회사 삼양사 | 흐름성 및 내충격성이 향상된 폴리카보네이트 수지 조성물 |
JP2003113300A (ja) | 2001-10-03 | 2003-04-18 | Teijin Chem Ltd | 強化芳香族ポリカーボネート樹脂組成物 |
JP2003155416A (ja) | 2001-11-22 | 2003-05-30 | Teijin Chem Ltd | 難燃性熱可塑性樹脂組成物およびその射出成形品 |
NL1020568C2 (nl) | 2002-05-08 | 2003-11-11 | Dsm Nv | Glasvezelversterkte polycarbonaatsamenstelling met verbeterde taaiheid. |
US7514503B2 (en) * | 2003-10-08 | 2009-04-07 | Asahi Kasei Chemicals Corporation | Molded article produced from aliphatic polyester resin composition |
US7825176B2 (en) * | 2005-08-31 | 2010-11-02 | Sabic Innovative Plastics Ip B.V. | High flow polyester composition |
JP5085862B2 (ja) * | 2005-12-07 | 2012-11-28 | 帝人化成株式会社 | フラットパネルディスプレイ固定枠用樹脂組成物およびフラットパネルディスプレイ固定枠 |
KR100838451B1 (ko) | 2005-12-30 | 2008-06-16 | 제일모직주식회사 | 내열도가 높고, 내충격성이 우수한 난연성 폴리카보네이트수지 조성물 |
TWI355401B (en) | 2006-09-29 | 2012-01-01 | Cheil Ind Inc | Thermoplastic resin composition and plastic articl |
WO2008062755A1 (en) * | 2006-11-20 | 2008-05-29 | Mitsui Chemicals, Inc. | Flame-retardant polyamide composition |
CA2667183A1 (en) * | 2006-12-27 | 2008-07-03 | Toray Industries, Inc. | Resin composition and molded article |
JP2008255214A (ja) | 2007-04-04 | 2008-10-23 | Teijin Chem Ltd | 芳香族ポリカーボネート樹脂組成物 |
RU2485941C2 (ru) | 2007-06-25 | 2013-06-27 | Оцука Фармасьютикал Ко., Лтд. | Микросферы, имеющие структуру ядро/оболочка |
US7687567B2 (en) | 2007-08-17 | 2010-03-30 | Cheil Industries Inc. | Glass fiber reinforced polycarbonate resin composition having excellent impact strength and flowability and method for preparing the same |
KR100961118B1 (ko) | 2007-08-17 | 2010-06-07 | 제일모직주식회사 | 유동성 및 내충격성이 뛰어난 유리섬유 보강폴리카보네이트 수지 조성물 및 그의 제조방법 |
JP5319174B2 (ja) * | 2008-06-17 | 2013-10-16 | 出光興産株式会社 | ポリカーボネート樹脂組成物及びその成形体 |
JP5524463B2 (ja) * | 2008-09-04 | 2014-06-18 | 帝人株式会社 | ガラス繊維強化難燃性樹脂組成物からなる鏡筒 |
JP2010126706A (ja) | 2008-12-01 | 2010-06-10 | Teijin Chem Ltd | フィルムインサート成形用樹脂組成物およびその成形品 |
JP2010275346A (ja) | 2009-05-26 | 2010-12-09 | Teijin Chem Ltd | ガラス繊維強化樹脂組成物 |
JP5736223B2 (ja) | 2010-12-14 | 2015-06-17 | 出光興産株式会社 | 芳香族ポリカーボネート樹脂組成物 |
KR101381044B1 (ko) | 2012-02-03 | 2014-04-17 | 주식회사 엘지화학 | 비할로겐 난연 고강성 폴리카보네이트 수지 조성물 |
-
2013
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- 2013-10-04 CN CN201380055036.3A patent/CN104736636B/zh active Active
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- 2013-10-04 WO PCT/KR2013/008894 patent/WO2014065519A1/ko active Application Filing
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- 2013-10-14 TW TW102136984A patent/TWI510549B/zh active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001081470A1 (en) * | 2000-04-19 | 2001-11-01 | General Electric Company | Flame retardant polyester compositions |
KR20020042216A (ko) * | 2000-11-30 | 2002-06-05 | 이계안 | 내 가솔린성과 내한 충격성이 우수한 폴리아미드 수지조성물 |
KR20070060611A (ko) * | 2005-12-09 | 2007-06-13 | 주식회사 삼양사 | 우수한 표면 평탄 특성 및 내마모성을 갖는 섬유 강화폴리카보네이트계 수지 조성물 |
KR20090052447A (ko) * | 2007-11-21 | 2009-05-26 | 주식회사 엘지화학 | 유리섬유 강화 폴리카보네이트 수지 조성물 |
KR101035116B1 (ko) * | 2010-01-26 | 2011-05-19 | 주식회사 엘지화학 | 편평 유리섬유 강화 내충격성 폴리카보네이트 수지 조성물 |
Non-Patent Citations (1)
Title |
---|
See also references of EP2871215A4 * |
Cited By (1)
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---|---|---|---|---|
JP2016079355A (ja) * | 2014-10-22 | 2016-05-16 | 住化スタイロンポリカーボネート株式会社 | ガラス繊維強化ポリカーボネート樹脂組成物 |
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Publication number | Publication date |
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PT2871215T (pt) | 2017-01-18 |
JP2015503006A (ja) | 2015-01-29 |
CN104736636B (zh) | 2016-06-08 |
US20150218371A1 (en) | 2015-08-06 |
PL2871215T3 (pl) | 2017-06-30 |
CN104736636A (zh) | 2015-06-24 |
EP2871215A4 (en) | 2016-01-20 |
EP2871215A1 (en) | 2015-05-13 |
EP2871215B1 (en) | 2016-12-21 |
US9493649B2 (en) | 2016-11-15 |
JP5795447B2 (ja) | 2015-10-14 |
KR101537655B1 (ko) | 2015-07-17 |
TWI510549B (zh) | 2015-12-01 |
TW201434959A (zh) | 2014-09-16 |
KR20140052833A (ko) | 2014-05-07 |
ES2620120T3 (es) | 2017-06-27 |
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