JP2017203153A5 - - Google Patents

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Publication number
JP2017203153A5
JP2017203153A5 JP2017079088A JP2017079088A JP2017203153A5 JP 2017203153 A5 JP2017203153 A5 JP 2017203153A5 JP 2017079088 A JP2017079088 A JP 2017079088A JP 2017079088 A JP2017079088 A JP 2017079088A JP 2017203153 A5 JP2017203153 A5 JP 2017203153A5
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JP
Japan
Prior art keywords
elastomer
resin composition
thermoplastic resin
filler
less
Prior art date
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Application number
JP2017079088A
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Japanese (ja)
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JP2017203153A (en
JP6672216B2 (en
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Publication date
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Priority to US15/581,277 priority Critical patent/US10577487B2/en
Priority to EP17000769.4A priority patent/EP3241867B1/en
Priority to CN201710309936.6A priority patent/CN107345041B/en
Publication of JP2017203153A publication Critical patent/JP2017203153A/en
Publication of JP2017203153A5 publication Critical patent/JP2017203153A5/ja
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Publication of JP6672216B2 publication Critical patent/JP6672216B2/en
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Claims (11)

主成分であるポリスチレンと、分散ゴム相とを含み、前記分散ゴム相の体積分率が30%未満である耐衝撃性スチレン系樹脂と、
エラストマーと、
充填剤と、を含有し、
前記エラストマーは、ブタジエンブロックと、前記ブタジエンブロックの両端に連結されたスチレンブロックとのトリブロックで構成された直鎖状の共重合物であるスチレン−ブタジエン共重合物を主成分とすることを特徴とする熱可塑性樹脂組成物。
An impact-resistant styrenic resin comprising polystyrene as a main component and a dispersed rubber phase, wherein the volume fraction of the dispersed rubber phase is less than 30%;
An elastomer,
And a filler,
The elastomer is mainly composed of a styrene-butadiene copolymer which is a linear copolymer composed of a triblock of a butadiene block and a styrene block connected to both ends of the butadiene block. A thermoplastic resin composition.
主成分であるポリスチレンと、分散ゴム相とを含み、前記分散ゴム相の体積分率が30%未満である耐衝撃性スチレン系樹脂と、
エラストマーと、
充填剤と、を含有する熱可塑性樹脂組成物であって、
前記エラストマーは、スチレン−ブタジエン共重合物を主成分とし、
前記エラストマーの分散相の一部又は全部が前記充填剤に接触しており、
前記熱可塑性樹脂組成物の断面を見て、前記充填剤の面積を1としたとき、前記エラストマーの分散相のうち、前記充填剤に接触した前記エラストマーの分散相の面積が、0.2以上0.4以下であることを特徴とする熱可塑性樹脂組成物。
An impact-resistant styrenic resin comprising polystyrene as a main component and a dispersed rubber phase, wherein the volume fraction of the dispersed rubber phase is less than 30%;
An elastomer,
A thermoplastic resin composition containing a filler,
The elastomer is mainly composed of a styrene-butadiene copolymer,
A part or all of the dispersed phase of the elastomer is in contact with the filler;
Looking at the cross section of the thermoplastic resin composition, when the area of the filler is 1, the area of the elastomer dispersed phase in contact with the filler is 0.2 or more of the elastomer dispersed phase. A thermoplastic resin composition characterized by being 0.4 or less.
前記熱可塑性樹脂組成物の断面を見て、前記充填剤の面積を1としたとき、前記エラストマーの分散相のうち、前記充填剤に接触した前記エラストマーの分散相の面積が、0.27以上0.37以下であることを特徴とする請求項1又は2に記載の熱可塑性樹脂組成物。   Looking at the cross section of the thermoplastic resin composition, when the area of the filler is 1, the area of the elastomer dispersed phase in contact with the filler out of the elastomer dispersed phase is 0.27 or more. It is 0.37 or less, The thermoplastic resin composition of Claim 1 or 2 characterized by the above-mentioned. 前記熱可塑性樹脂組成物の断面を見て、前記エラストマーの分散相全体の面積を1としたとき、前記ラストマーの分散相のうち、前記充填剤に接触した前記エラストマーの分散相の面積が、0.18以上1以下であることを特徴とする請求項1乃至3のいずれか1項に記載の熱可塑性樹脂組成物。 Look at the cross section of the thermoplastic resin composition, when set to 1 area of the entire dispersed phase of the elastomer, of the dispersed phase of the d elastomer, the area of the dispersed phase of the elastomer in contact with the filler, It is 0.18 or more and 1 or less, The thermoplastic resin composition of any one of Claims 1 thru | or 3 characterized by the above-mentioned. 前記熱可塑性樹脂組成物の全成分に占める重量分率について、前記耐衝撃性スチレン系樹脂が40重量%以上80重量%未満、前記エラストマーが10重量%以下、前記充填剤が20重量%を超え50重量%以下の範囲であることを特徴とする請求項1乃至4のいずれか1項に記載の熱可塑性樹脂組成物。   Regarding the weight fraction of all the components of the thermoplastic resin composition, the impact-resistant styrenic resin is 40% by weight or more and less than 80% by weight, the elastomer is 10% by weight or less, and the filler is more than 20% by weight. The thermoplastic resin composition according to any one of claims 1 to 4, wherein the range is 50% by weight or less. 前記エラストマーの引張破断伸びが600%以上であることを特徴とする請求項1乃至5のいずれか1項に記載の熱可塑性樹脂組成物。   The thermoplastic resin composition according to any one of claims 1 to 5, wherein the elastomer has a tensile elongation at break of 600% or more. 前記エラストマーの引張破断伸びが890%以上であることを特徴とする請求項6に記載の熱可塑性樹脂組成物。   The thermoplastic resin composition according to claim 6, wherein the elastomer has a tensile elongation at break of 890% or more. 前記充填剤が炭酸カルシウムを含むことを特徴とする請求項1乃至7のいずれか1項に記載の熱可塑性樹脂組成物。   The thermoplastic resin composition according to any one of claims 1 to 7, wherein the filler contains calcium carbonate. 請求項1乃至8のいずれか1項に記載の熱可塑性樹脂組成物からなる成形品。   A molded article comprising the thermoplastic resin composition according to any one of claims 1 to 8. 請求項1乃至8のいずれか1項に記載の熱可塑性樹脂組成物を、型を用いて成形する成形品の製造方法。   The manufacturing method of the molded article which shape | molds the thermoplastic resin composition of any one of Claim 1 thru | or 8 using a type | mold. 筐体を有する電子機器であって、前記筐体が請求項9に記載の成形品よりなることを特徴とする電子機器。  An electronic device having a housing, wherein the housing is made of the molded product according to claim 9.
JP2017079088A 2016-05-06 2017-04-12 Thermoplastic resin composition, molded article, method for producing molded article Active JP6672216B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US15/581,277 US10577487B2 (en) 2016-05-06 2017-04-28 Thermoplastic resin composition, molded article, and manufacturing method of molded article
EP17000769.4A EP3241867B1 (en) 2016-05-06 2017-05-04 Thermoplastic resin composition, molded article, and manufacturing method of molded article
CN201710309936.6A CN107345041B (en) 2016-05-06 2017-05-05 Thermoplastic resin composition, molded article, and method for producing molded article

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016093455 2016-05-06
JP2016093455 2016-05-06

Publications (3)

Publication Number Publication Date
JP2017203153A JP2017203153A (en) 2017-11-16
JP2017203153A5 true JP2017203153A5 (en) 2018-05-24
JP6672216B2 JP6672216B2 (en) 2020-03-25

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JP2017079088A Active JP6672216B2 (en) 2016-05-06 2017-04-12 Thermoplastic resin composition, molded article, method for producing molded article

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JP (1) JP6672216B2 (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6270437A (en) * 1985-09-24 1987-03-31 Dainippon Ink & Chem Inc Polystyrene composition for injection molding
JP2727710B2 (en) * 1989-12-08 1998-03-18 住友化学工業株式会社 Heat and impact resistant polystyrene composite composition
JPH0848842A (en) * 1994-08-05 1996-02-20 Idemitsu Petrochem Co Ltd Styrenic resin composition
JP3373310B2 (en) * 1994-10-24 2003-02-04 ダイセル化学工業株式会社 High specific gravity resin composition
JPH09165487A (en) * 1995-12-15 1997-06-24 Daicel Chem Ind Ltd Injection molded article
JPH10110073A (en) * 1996-10-04 1998-04-28 Asahi Chem Ind Co Ltd Multiphase polymer composition excellent in impact resistance
MY150703A (en) * 2006-06-01 2014-02-28 Greenyield Ind M Sdn Bhd Moulded thermoplastic resin articles with travertine-like appearance
JP2008189744A (en) * 2007-02-02 2008-08-21 Ps Japan Corp Inorganic filler-reinforced styrene-based resin composition

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