JP2007056202A - Thermoplastic resin composition - Google Patents

Thermoplastic resin composition Download PDF

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JP2007056202A
JP2007056202A JP2005245772A JP2005245772A JP2007056202A JP 2007056202 A JP2007056202 A JP 2007056202A JP 2005245772 A JP2005245772 A JP 2005245772A JP 2005245772 A JP2005245772 A JP 2005245772A JP 2007056202 A JP2007056202 A JP 2007056202A
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fiber
thermoplastic resin
fibers
mass
resin composition
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JP4818662B2 (en
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Toshio Oguni
稔夫 小邦
Hideaki Sakamoto
英明 坂本
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Daicel Polymer Ltd
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Daicel Polymer Ltd
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Abstract

<P>PROBLEM TO BE SOLVED: To provide a thermoplastic resin composition that can be suitably used for producing a molded article excellent in mechanical properties, and to provide molded articles from the same. <P>SOLUTION: The thermoplastic resin composition comprises (B) a 3-300 parts by mass of a cellulose fiber and (C) at least one sort of organic fiber of 1-300 parts by mass of a fiber selected from a polyester fiber, a nylon fiber, and an acryl fiber, based on (A) 100 parts by mass of a thermoplastic resin, wherein the compounding ratio (B/C, mass ratio) of the cellulose fiber (B) and the at least one sort of organic fiber (C) selected from a polyester fiber, a nylon fiber, and an acryl fiber is 1/10 to 30/1. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

本発明は、機械的強度の高い成形体が得られる熱可塑性樹脂組成物及びその成形体に関する。   The present invention relates to a thermoplastic resin composition from which a molded article having high mechanical strength can be obtained, and a molded article thereof.

樹脂成形体の機械的強度を高めるため、ガラス繊維等の無機繊維を配合したものが汎用されている（特許文献１〜４）。しかし、無機繊維が配合された樹脂成形体は、焼却時に無機繊維に由来する残渣が発生して、この残渣を埋め立て処理等する必要があるため、無機繊維を使用しない樹脂成形体が求められている。
特開平７−８０８３４号公報 特開平８−２０７０６８号公報 特開２００３−２４５９６７号公報 特公平３−５２３４２号公報 特開平７−３２９２３２号公報 特開２００５−６０６８９号公報 In order to increase the mechanical strength of the resin molded body, those containing inorganic fibers such as glass fibers are widely used (Patent Documents 1 to 4). However, a resin molded body in which inorganic fibers are blended generates a residue derived from inorganic fibers during incineration, and this residue needs to be landfilled. Therefore, a resin molded body that does not use inorganic fibers is required. Yes.
JP-A-7-80834 JP-A-8-207068 JP 2003-245967 A Japanese Patent Publication No. 3-52342 JP 7-329232 A JP 2005-60689 A

特許文献５、６の発明では無機繊維を使用していない。しかし、特許文献５の発明では、熱可塑性樹脂発泡体の一面に植物繊維補強熱可塑性シートを貼り付けたものが開示されており、製造工程が煩雑であり、機械的強度も充分ではない。また、特許文献６の発明では、植物資源由来の樹脂や天然由来の有機充填材を配合した樹脂組成物の発泡体が開示されているが、製造工程が煩雑であり、機械的強度も充分ではない。   In the inventions of Patent Documents 5 and 6, inorganic fibers are not used. However, in the invention of Patent Document 5, a sheet in which a plant fiber reinforced thermoplastic sheet is attached to one surface of a thermoplastic resin foam is disclosed, the manufacturing process is complicated, and the mechanical strength is not sufficient. The invention of Patent Document 6 discloses a foam of a resin composition containing a plant resource-derived resin or a naturally-derived organic filler, but the manufacturing process is complicated and the mechanical strength is not sufficient. Absent.

本発明は、無機繊維を含有しておらず、機械的強度の高い成形体が得られる、熱可塑性樹脂組成物及びその成形体を提供することを課題とする。   This invention makes it a subject to provide the thermoplastic resin composition and its molded object which do not contain an inorganic fiber and can obtain the molded object with high mechanical strength.

本発明は、課題の解決手段として、（Ａ）熱可塑性樹脂１００質量部に対して、（Ｂ）セルロース繊維３〜３００質量部と、（Ｃ）ポリエステル繊維、ナイロン繊維、アクリル繊維から選ばれる１種以上の有機繊維１〜３００質量部を含有する、熱可塑性樹脂組成物、及びその成形体を提供する。   As a means for solving the problems, the present invention is selected from (B) 3 to 300 parts by mass of cellulose fiber and (C) polyester fiber, nylon fiber, and acrylic fiber with respect to 100 parts by mass of (A) thermoplastic resin. A thermoplastic resin composition containing 1 to 300 parts by mass of organic fibers of at least one species and a molded body thereof are provided.

本発明の熱可塑性樹脂組成物から得られる成形体は、機械的強度が良好であり、特に曲げ弾性率とシャルピー衝撃強さの両方が優れている。   The molded product obtained from the thermoplastic resin composition of the present invention has good mechanical strength, and in particular, is excellent in both flexural modulus and Charpy impact strength.

＜（Ａ）成分＞
（Ａ）成分の熱可塑性樹脂としては、オレフィン系樹脂（好ましくはポリプロピレン）、スチレン系樹脂（ホモポリマー、ＡＳ樹脂、ＨＩＰＳ等）、ゴム含有スチレン系樹脂（ＡＢＳ樹脂、ＡＥＳ樹脂、ＡＢＳＭ樹脂、ＡＡＳ樹脂等）、ポリアミド樹脂（ナイロン６、ナイロン１１、ナイロン１２、ナイロン６１０等）、ポリブチレンテレフタレート樹脂、ポリカーボネート樹脂、非結晶（透明）ナイロン、（メタ）アクリル系樹脂、ポリアセタール樹脂、ポリフェニレンエーテル樹脂等を挙げることができ、これらの熱可塑性樹脂は、単独で又は２種類以上を混合して用いることができる。 <(A) component>
(A) Component thermoplastic resins include olefin resins (preferably polypropylene), styrene resins (homopolymer, AS resin, HIPS, etc.), rubber-containing styrene resins (ABS resin, AES resin, ABSM resin, AAS) Resin), polyamide resin (nylon 6, nylon 11, nylon 12, nylon 610, etc.), polybutylene terephthalate resin, polycarbonate resin, amorphous (transparent) nylon, (meth) acrylic resin, polyacetal resin, polyphenylene ether resin, etc. These thermoplastic resins can be used alone or in admixture of two or more.

また、これらの重合体を主体とする共重合体若しくは混合物、これらにゴム又はゴム状樹脂等のエラストマーを配合した熱可塑性樹脂、及びこれらの樹脂を１０質量％以上含有するポリマーアロイ等も挙げることができる。   Further, a copolymer or a mixture mainly composed of these polymers, a thermoplastic resin in which an elastomer such as rubber or rubber-like resin is blended, and a polymer alloy containing 10% by mass or more of these resins may be mentioned. Can do.

＜（Ｂ）成分＞
（Ｂ）成分のセルロース繊維としては、麻繊維、竹繊維、綿繊維、木材繊維、ケナフ繊維、ヘンプ繊維、ジュート繊維、バナナ繊維、ココナツ繊維等を挙げることができる。セルロース繊維は、熱安定性が高い点から、αセルロース含有量が高いものが好ましく、８０質量％以上がより好ましく、８５質量％以上が更に好ましく、９０質量％以上が特に好ましい。 <(B) component>
(B) As a cellulose fiber of a component, hemp fiber, bamboo fiber, cotton fiber, wood fiber, kenaf fiber, hemp fiber, jute fiber, banana fiber, coconut fiber, etc. can be mentioned. The cellulose fiber preferably has a high α-cellulose content from the viewpoint of high thermal stability, more preferably 80% by mass or more, still more preferably 85% by mass or more, and particularly preferably 90% by mass or more.

セルロース繊維の平均繊維径は、０．１〜１０００μmが好ましく、１〜５００μmがより好ましく、５〜２００μmが更に好ましく、１０〜５０μmが特に好ましい。   The average fiber diameter of the cellulose fibers is preferably 0.1 to 1000 μm, more preferably 1 to 500 μm, still more preferably 5 to 200 μm, and particularly preferably 10 to 50 μm.

セルロース繊維の平均繊維長さは、０．０１〜１００ｍｍが好ましく、０．０１〜５０ｍｍがより好ましく、０．１〜１０ｍｍが更に好ましく、０．１〜５ｍｍが特に好ましい。   The average fiber length of the cellulose fibers is preferably 0.01 to 100 mm, more preferably 0.01 to 50 mm, still more preferably 0.1 to 10 mm, and particularly preferably 0.1 to 5 mm.

セルロース繊維のアスペクト比（長さ／径）は、２〜１０００が好ましく、３〜５００がより好ましく、５〜２００が更に好ましく、５〜１００が特に好ましい。   The aspect ratio (length / diameter) of the cellulose fiber is preferably 2 to 1000, more preferably 3 to 500, still more preferably 5 to 200, and particularly preferably 5 to 100.

セルロース繊維は、カップリング剤（アミノ基、置換アミノ基、エポキシ基、グリシジル基等の官能基を有するシランカップリング剤）で表面処理されていてもよい。   Cellulose fibers may be surface-treated with a coupling agent (a silane coupling agent having a functional group such as an amino group, a substituted amino group, an epoxy group, or a glycidyl group).

＜（Ｃ）成分＞
（Ｃ）成分の有機繊維は、ポリエステル繊維、ナイロン繊維、アクリル繊維から選ばれる１種以上のものであるが、セルロース繊維や全芳香族ポリアミド繊維（例えば、アラミド繊維）は含まれない。 <(C) component>
The organic fiber (C) is at least one selected from polyester fiber, nylon fiber, and acrylic fiber, but does not include cellulose fiber or wholly aromatic polyamide fiber (for example, aramid fiber).

有機繊維の平均繊維径は、０．１〜１０００μmが好ましく、１〜５００μmがより好ましく、５〜２００μmが更に好ましく、１０〜５０μmが特に好ましい。   The average fiber diameter of the organic fibers is preferably 0.1 to 1000 μm, more preferably 1 to 500 μm, still more preferably 5 to 200 μm, and particularly preferably 10 to 50 μm.

有機繊維の平均繊維長さは、０．１〜１００ｍｍが好ましく、０．１〜５０ｍｍがより好ましく、０．１〜２０ｍｍが更に好ましく、０．１〜１０ｍｍが特に好ましい。   The average fiber length of the organic fibers is preferably 0.1 to 100 mm, more preferably 0.1 to 50 mm, still more preferably 0.1 to 20 mm, and particularly preferably 0.1 to 10 mm.

有機繊維のアスペクト比（長さ／径）は、２〜１０００が好ましく、３〜５００がより好ましく、５〜５００が更に好ましく、１０〜５００が特に好ましい。   The aspect ratio (length / diameter) of the organic fiber is preferably 2 to 1000, more preferably 3 to 500, still more preferably 5 to 500, and particularly preferably 10 to 500.

有機繊維は、カップリング剤（アミノ基、置換アミノ基、エポキシ基、グリシジル基等の官能基を有するシランカップリング剤）で表面処理されていてもよい。   The organic fiber may be surface-treated with a coupling agent (a silane coupling agent having a functional group such as an amino group, a substituted amino group, an epoxy group, or a glycidyl group).

＜（Ａ）〜（Ｃ）成分の含有量＞
（Ａ）成分の熱可塑性樹脂１００質量部に対する（Ｂ）成分及び（Ｃ）成分の含有量は、次のとおりである。 <Content of components (A) to (C)>
The content of the component (B) and the component (C) with respect to 100 parts by mass of the thermoplastic resin (A) is as follows.

（Ｂ）成分のセルロース繊維の含有量は、成形体の機械的強度を高めるため、３〜３００質量部が好ましく、５〜２００質量部がより好ましく、１０〜１５０質量部が更に好ましい。   (B) In order to raise the mechanical strength of a molded object, 3-300 mass parts is preferable, as for content of the cellulose fiber of a component, 5-200 mass parts is more preferable, and 10-150 mass parts is still more preferable.

（Ｃ）成分の有機繊維の含有量は、成形体の機械的強度を高めるため、１〜３００質量部が好ましく、３〜２００質量部がより好ましく、５〜１００質量部が更に好ましい。   (C) In order to raise the mechanical strength of a molded object, 1-300 mass parts is preferable, as for content of the organic fiber of a component, 3-200 mass parts is more preferable, and 5-100 mass parts is still more preferable.

（Ｂ）成分のセルロース繊維と（Ｃ）成分の有機繊維の含有割合（Ｂ／Ｃ，質量比）は、成形体の機械的強度を高めるため、１／１０〜３０／１が好ましく、１／５〜２０／１がより好ましく、１／３〜１０／１が更に好ましい。   The content ratio (B / C, mass ratio) of the cellulose fiber of the component (B) and the organic fiber of the component (C) is preferably 1/10 to 30/1 in order to increase the mechanical strength of the molded body. 5 to 20/1 is more preferable, and 1/3 to 10/1 is still more preferable.

熱可塑性樹脂組成物には、必要に応じて、有機顔料、染料、分散剤、安定剤、可塑剤、改質剤、紫外線吸収剤又は光安定剤、酸化防止剤、帯電防止剤、潤滑剤、離型剤、結晶促進剤、結晶核剤等を配合することができる。なお、本発明の課題を解決する観点から、無機繊維、金属繊維、無機顔料は配合しないことが好ましいが、熱可塑性樹脂組成物の用途に応じて、少量を配合してもよい。   For the thermoplastic resin composition, if necessary, an organic pigment, a dye, a dispersant, a stabilizer, a plasticizer, a modifier, an ultraviolet absorber or a light stabilizer, an antioxidant, an antistatic agent, a lubricant, A mold release agent, a crystal accelerator, a crystal nucleating agent, and the like can be blended. In addition, from the viewpoint of solving the problems of the present invention, it is preferable that inorganic fibers, metal fibers, and inorganic pigments are not blended, but a small amount may be blended depending on the use of the thermoplastic resin composition.

本発明の熱可塑性樹脂成形体は、（Ａ）成分の熱可塑性樹脂、（Ｂ）成分のセルロース繊維及び（Ｃ）成分の有機繊維、必要に応じて他の添加剤をミキサー等の公知の混合手段を用いて混合して熱可塑性樹脂組成物を得た後、公知の樹脂成形法（押出成形、射出成形等）を適用して製造することができる。また、本発明の熱可塑性樹脂成形体は、発泡体にしてもよい。   The thermoplastic resin molded article of the present invention comprises (A) component thermoplastic resin, (B) component cellulose fiber and (C) component organic fiber, and other additives as required, such as a mixer. After mixing using a means to obtain a thermoplastic resin composition, it can be produced by applying a known resin molding method (extrusion molding, injection molding, etc.). Moreover, you may make the thermoplastic resin molding of this invention into a foam.

なお、（Ｂ）成分のセルロース繊維は、解繊した上で、（Ａ）成分の熱可塑性樹脂と（Ｃ）成分の有機繊維に分散させることが好ましい。このような解繊を用いた方法の具体例としては、下記の方法１と方法２を挙げることができる。   In addition, it is preferable to disperse | distribute the cellulose fiber of (B) component to the thermoplastic resin of (A) component, and the organic fiber of (C) component after defibrillation. Specific examples of the method using such defibrating include the following method 1 and method 2.

（方法１）
（Ａ）成分の熱可塑性樹脂、（Ｂ）成分のセルロース繊維、（Ｃ）成分の有機繊維を上記比率範囲で使用し（望ましくは予め予備混合する）、これらをヘンシェルミキサー（例えば、三井鉱山社製、ヒーター付き）に投入し、攪拌しながら加温する。このときの条件は次のとおりである。 (Method 1)
The component (A) thermoplastic resin, the component (B) cellulose fiber, and the component (C) organic fiber are used in the above ratio range (preferably premixed in advance), and these are used in a Henschel mixer (for example, Mitsui Mining Co., Ltd.). (With a heater), and warm with stirring. The conditions at this time are as follows.

混合槽容量２０Lのミキサー内に、Ａ）成分の熱可塑性樹脂、（Ｂ）成分のセルロース繊維、（Ｃ）成分の有機繊維の合計１０００〜３０００ｇを投入し、使用した樹脂の溶融温度近傍にて、周速１０〜５０m/secで、１０〜３０分間混練する。   A total of 1000 to 3000 g of A) component thermoplastic resin, (B) component cellulose fiber, and (C) component organic fiber are put into a mixer having a mixing tank capacity of 20 L, and around the melting temperature of the resin used. Kneading at a peripheral speed of 10 to 50 m / sec for 10 to 30 minutes.

（方法２）
Ａ）成分の熱可塑性樹脂、（Ｂ）成分のセルロース繊維、（Ｃ）成分の有機繊維を予備混合したもの５０ｋｇを、２軸高混練型押出機〔例えば、シーティーイー社製，ＨＴＭ６５，スクリュー径６５ｍｍ、ホットカット（水中）カット付き〕に投入し、使用した樹脂の溶融温度近傍にて、スクリュー回転数２００〜８００ｒ／ｍで溶融混練する。 (Method 2)
50 kg of a premixed A) component thermoplastic resin, (B) cellulose fiber, and (C) organic fiber were mixed into a twin-screw high kneading extruder [for example, HTM65, screw manufactured by CTE Co., Ltd. Diameter 65 mm, with hot cut (in water) cut] and melt kneaded at a screw rotation speed of 200 to 800 r / m in the vicinity of the melting temperature of the resin used.

本発明の熱可塑性樹脂成形体は、曲げ弾性率（実施例に記載の方法で測定されたもの）が２０００ＭＰａ以上のものが好ましく、２２００ＭＰａ以上のものがより好ましく、２３００ＭＰａ以上のものが更に好ましい。   The thermoplastic resin molded article of the present invention preferably has a flexural modulus (measured by the method described in Examples) of 2000 MPa or more, more preferably 2200 MPa or more, and even more preferably 2300 MPa or more.

また、本発明の熱可塑性樹脂成形体は、シャルピー衝撃強さ（実施例に記載の方法で測定されたもの）が４ｋＪ／ｍ２以上のものが好ましく、５ｋＪ／ｍ２以上のものがより好ましく、６ｋＪ／ｍ２以上のものが更に好ましい。 The thermoplastic resin molded article of the present invention preferably has a Charpy impact strength (measured by the method described in Examples) of 4 kJ / m 2 or more, more preferably 5 kJ / m 2 or more. 6 kJ / m 2 or more is more preferable.

本発明の熱可塑性樹脂成形体は、電気・電子部品の梱包材料、建築資材（壁材等）、土木資材、農業資材、自動車部品（内装材、外装材）、包装資材（容器、緩衝材等）、生活資材（日用品等）に適用することができる。   The thermoplastic resin molded body of the present invention includes packaging materials for electrical and electronic parts, building materials (wall materials, etc.), civil engineering materials, agricultural materials, automobile parts (interior materials, exterior materials), packaging materials (containers, cushioning materials, etc.) ), And can be applied to household materials (daily necessities, etc.).

実施例１〜５、比較例１〜４
表１に示す各成分を用い、上記の方法１により、熱可塑性樹脂組成物を得た。 Examples 1-5, Comparative Examples 1-4
A thermoplastic resin composition was obtained by the above-described method 1 using each component shown in Table 1.

（表１の成分）
（Ａ）成分
ＰＰ１：ポリプロピレン，サンアロマー（株）製のＰＭＢ６０Ａ
ＰＰ２：ポリプロピレン，三井化学（株）製のＪ１３９
（Ｂ）成分
セルロース繊維：日本製紙（株）製のパルプＮＤＰ−Ｔ，平均繊維径約３０μm、平均繊維長さ約２ｍｍ，アスペクト比約７０，αセルロース含有量９０％
（Ｃ）成分
ポリエステル繊維１：中部パイル工業所製のテトロンカットファイバー，平均繊維径約１４μm，平均繊維長さ約５ｍｍ，アスペクト比約３６０
ポリエステル繊維２：International Fiber Corporation製のポリエステルフロック125WPF，平均繊維径約２０μm，平均繊維長さ約２．５ｍｍ，アスペクト比約１２５
（その他）
ガラス繊維：日本電気硝子（株）製のＥＣＳ０３Ｔ−１２９
ＭＰＰ：酸変性ポリプロピレン，三洋化成工業（株）製のユーメックス１０１０
（試験方法）
（１）曲げ強さ（ＭＰａ）
ＩＳＯ１７８に準拠して測定した。 (Ingredients in Table 1)
(A) Component PP1: Polypropylene, PMB60A manufactured by Sun Allomer Co., Ltd.
PP2: Polypropylene, J139 manufactured by Mitsui Chemicals, Inc.
Component (B) Cellulose fiber: Pulp NDP-T manufactured by Nippon Paper Industries Co., Ltd., average fiber diameter of about 30 μm, average fiber length of about 2 mm, aspect ratio of about 70, α cellulose content of 90%
Component (C) Polyester fiber 1: Tetoron cut fiber manufactured by Chubu Pile Industry Co., Ltd., average fiber diameter of about 14 μm, average fiber length of about 5 mm, aspect ratio of about 360
Polyester fiber 2: Polyester flock 125 WPF manufactured by International Fiber Corporation, average fiber diameter of about 20 μm, average fiber length of about 2.5 mm, aspect ratio of about 125
(Other)
Glass fiber: ECS03T-129 manufactured by Nippon Electric Glass Co., Ltd.
MPP: acid-modified polypropylene, Yumex 1010 manufactured by Sanyo Chemical Industries
(Test method)
(1) Bending strength (MPa)
Measurement was performed in accordance with ISO178.

（２）曲げ弾性率（ＭＰａ）
ＩＳＯ１７８に準拠して測定した。 (2) Flexural modulus (MPa)
Measurement was performed in accordance with ISO178.

（３）シャルピー衝撃強さ（ｋＪ／ｍ２）
１７９／１ｅＡに準拠して、ノッチ付きシャルピー衝撃強さを測定した。 (3) Charpy impact strength (kJ / m 2 )
The notched Charpy impact strength was measured in accordance with 179 / 1eA.

（４）熱変形温度（℃）
ＩＳＯ７５に準拠して、荷重１．８ＭＰａで測定した。 (4) Thermal deformation temperature (° C)
Measurement was performed at a load of 1.8 MPa in accordance with ISO75.

（５）燃焼残渣
熱可塑性樹脂のペレット３ｇを８００℃のオーブン中に５分間入れ、燃焼させた。燃焼残渣がある場合には回収して、初期質量に対する燃焼残渣の割合（質量％）を求めた。燃焼残渣がない場合には０％となる。 (5) Combustion residue 3 g of thermoplastic resin pellets were placed in an oven at 800 ° C. for 5 minutes and burned. When there was a combustion residue, it collect | recovered and calculated | required the ratio (mass%) of the combustion residue with respect to initial mass. When there is no combustion residue, it becomes 0%.

Figure 2007056202
Figure 2007056202

Claims (4)

（Ａ）熱可塑性樹脂１００質量部に対して、（Ｂ）セルロース繊維３〜３００質量部と、（Ｃ）ポリエステル繊維、ナイロン繊維、アクリル繊維から選ばれる１種以上の有機繊維１〜３００質量部を含有する、熱可塑性樹脂組成物。   (A) 1 to 300 parts by mass of one or more organic fibers selected from (B) cellulose fibers, 3 to 300 parts by mass, and (C) polyester fibers, nylon fibers, and acrylic fibers with respect to 100 parts by mass of the thermoplastic resin. Containing a thermoplastic resin composition. セルロース繊維（Ｂ）と、ポリエステル繊維、ナイロン繊維、アクリル繊維から選ばれる１種以上の有機繊維（Ｃ）との配合比（Ｂ／Ｃ，質量比）が、１／１０〜３０／１である、請求項１記載の熱可塑性樹脂組成物。   The blending ratio (B / C, mass ratio) of the cellulose fiber (B) and one or more organic fibers (C) selected from polyester fiber, nylon fiber, and acrylic fiber is 1/10 to 30/1. The thermoplastic resin composition according to claim 1. セルロース繊維の平均繊維長さが０．０１〜１００ｍｍで、ポリエステル繊維、ナイロン繊維、アクリル繊維から選ばれる１種以上の有機繊維の平均繊維長さが０．１〜１００ｍｍである、請求項１又は２記載の熱可塑性樹脂組成物。   The average fiber length of cellulose fibers is 0.01 to 100 mm, and the average fiber length of one or more organic fibers selected from polyester fibers, nylon fibers, and acrylic fibers is 0.1 to 100 mm. 2. The thermoplastic resin composition according to 2. 請求項１〜３のいずれかに記載の熱可塑性樹脂組成物から得られた成形体であり、曲げ弾性率が２０００ＭＰａ以上で、シャルピー衝撃強さが４ｋＪ／ｍ２以上である、熱可塑性樹脂成形体。


A thermoplastic resin molding obtained from the thermoplastic resin composition according to any one of claims 1 to 3, having a flexural modulus of 2000 MPa or more and a Charpy impact strength of 4 kJ / m 2 or more. body.


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