JP2003181985A5 - - Google Patents

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Publication number
JP2003181985A5
JP2003181985A5 JP2001381491A JP2001381491A JP2003181985A5 JP 2003181985 A5 JP2003181985 A5 JP 2003181985A5 JP 2001381491 A JP2001381491 A JP 2001381491A JP 2001381491 A JP2001381491 A JP 2001381491A JP 2003181985 A5 JP2003181985 A5 JP 2003181985A5
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JP
Japan
Prior art keywords
thermoplastic resin
acrylic ester
melt viscosity
multilayer sheet
rubber
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JP2001381491A
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Japanese (ja)
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JP3970599B2 (en
JP2003181985A (en
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Priority to JP2001381491A priority Critical patent/JP3970599B2/en
Priority claimed from JP2001381491A external-priority patent/JP3970599B2/en
Publication of JP2003181985A publication Critical patent/JP2003181985A/en
Publication of JP2003181985A5 publication Critical patent/JP2003181985A5/ja
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Publication of JP3970599B2 publication Critical patent/JP3970599B2/en
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Claims (4)

アクリル酸エステル系ゴム状重合体（Ｇ）にビニル系単量体を含有する単量体をグラフト重合したグラフト共重合体（Ａ）と（メタ）アクリル酸エステル単量体単位を有する（共）重合体（Ｂ）とを含有する熱可塑性樹脂（Ｄ）と、他の熱可塑性樹脂（Ｅ）とを多層成形してなる多層シート状物であって、熱可塑性樹脂（Ｄ）と熱可塑性樹脂（Ｅ）の溶融粘度比が下記式（１）の範囲内にあることを特徴とする多層シート状物。
β／α ＜ ３ ・・・（式１）
（２５０℃、せん断速度１０２ｓｅｃ−１の条件下における熱可塑性樹脂（Ｄ）、（Ｅ）の溶融粘度のうち、溶融粘度が高い方の熱可塑性樹脂の溶融粘度をβ、溶融粘度が低い方の熱可塑性樹脂の溶融粘度をαとする。）A graft copolymer (A) obtained by graft polymerization of a monomer containing a vinyl monomer to an acrylic ester rubber-like polymer (G) and a (meth) acrylic ester monomer unit (co) A multilayer sheet-like product formed by multilayer molding of a thermoplastic resin (D) containing a polymer (B) and another thermoplastic resin (E), the thermoplastic resin (D) and the thermoplastic resin A multilayer sheet-like material, wherein the melt viscosity ratio of (E) is within the range of the following formula (1).
β / α <3 (Formula 1)
(Of the melt viscosities of the thermoplastic resins (D) and (E) at 250 ° C. and a shear rate of 10 2 sec −1 , β is the melt viscosity of the thermoplastic resin having the higher melt viscosity, and the melt viscosity is low. The melt viscosity of the other thermoplastic resin is α.) 熱可塑性樹脂（Ｄ）の層が少なくとも表層に存在することを特徴とする請求項１記載の多層シート状物。  The multilayer sheet-like product according to claim 1, wherein the layer of the thermoplastic resin (D) is present at least on the surface layer. アクリル酸エステル系ゴム状重合体（Ｇ）が、ジエン−アクリル酸エステル共重合ゴム、アクリル酸エステル系ゴム、ジエン−アクリル酸エステル系複合ゴム、ポリオルガノシロキサン−アクリル酸エステル系複合ゴムからなる群から選ばれたものであることを特徴とする請求項１又は２記載の多層シート状物。  The group in which the acrylic ester rubbery polymer (G) is composed of a diene-acrylic ester copolymer rubber, an acrylic ester rubber, a diene-acrylic ester composite rubber, a polyorganosiloxane-acrylic ester composite rubber The multilayer sheet-like article according to claim 1 or 2, wherein the multilayer sheet-like article is selected from. （共）重合体（Ｂ）中に、炭素数１〜８のアルキル基を有するメタクリル酸エステル単位を１０〜１００質量％含有することを特徴とする請求項１〜３の何れか１項記載の多層シート状物。  The (co) polymer (B) contains 10 to 100% by mass of a methacrylic acid ester unit having an alkyl group having 1 to 8 carbon atoms, according to any one of claims 1 to 3. Multi-layer sheet.
JP2001381491A 2001-12-14 2001-12-14 Multi-layer sheet Expired - Lifetime JP3970599B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2001381491A JP3970599B2 (en) 2001-12-14 2001-12-14 Multi-layer sheet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001381491A JP3970599B2 (en) 2001-12-14 2001-12-14 Multi-layer sheet

Publications (3)

Publication Number Publication Date
JP2003181985A JP2003181985A (en) 2003-07-03
JP2003181985A5 true JP2003181985A5 (en) 2005-07-21
JP3970599B2 JP3970599B2 (en) 2007-09-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001381491A Expired - Lifetime JP3970599B2 (en) 2001-12-14 2001-12-14 Multi-layer sheet

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JP (1) JP3970599B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101811485B1 (en) 2014-11-28 2017-12-21 주식회사 엘지화학 Thermoplastic Resin Composition and Molded Article Thereof
KR102207173B1 (en) * 2018-08-08 2021-01-25 주식회사 엘지화학 Method for preparing graft copolymer, graft copolymer and thermoplastic resin products

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