JP2020029488A5 - - Google Patents

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JP2020029488A5
JP2020029488A5 JP2018154622A JP2018154622A JP2020029488A5 JP 2020029488 A5 JP2020029488 A5 JP 2020029488A5 JP 2018154622 A JP2018154622 A JP 2018154622A JP 2018154622 A JP2018154622 A JP 2018154622A JP 2020029488 A5 JP2020029488 A5 JP 2020029488A5
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Prior art keywords
polyamide
resin composition
composition according
elastomer
cellulose
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JP2018154622A
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Japanese (ja)
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JP6902510B2 (en
JP2020029488A (en
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Priority claimed from JP2018154622A external-priority patent/JP6902510B2/en
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Publication of JP2020029488A5 publication Critical patent/JP2020029488A5/ja
Priority to JP2021102589A priority patent/JP2021138971A/en
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Claims (15)

ポリアミド、エラストマー、及びセルロースを含む樹脂組成物であって、
前記セルロースは少なくとも繊維状のセルロースを含み、
前記ポリアミドと前記エラストマーとが相分離しており、
前記セルロースの５０質量％超がポリアミド相中に存在する、樹脂組成物。 A resin composition containing polyamide, an elastomer, and cellulose.
The cellulose contains at least fibrous cellulose and contains
The polyamide and the elastomer are phase-separated.
A resin composition in which more than 50% by mass of the cellulose is present in the polyamide phase. ポリアミドが連続相を形成し、エラストマーが分散相を形成している、請求項１に記載の樹脂組成物。 The resin composition according to claim 1, wherein the polyamide forms a continuous phase and the elastomer forms a dispersed phase. ポリアミドが、ポリアミド６、ポリアミド１０、ポリアミド１１、ポリアミド１２、ポリアミド６６、ポリアミド６１０、ポリアミド６１２、ポリアミド６／６Ｉ、ポリアミド６６／６Ｉ、ポリアミド６Ｉ、及びこれらの混合物からなる群より選ばれる１種以上である、請求項１又は２に記載の樹脂組成物。 One or more kinds of polyamides selected from the group consisting of polyamide 6, polyamide 10, polyamide 11, polyamide 12, polyamide 66, polyamide 610, polyamide 612, polyamide 6 / 6I, polyamide 66 / 6I, polyamide 6I, and a mixture thereof. The resin composition according to claim 1 or 2. ＩＳＯ３０７に準拠し、９６質量％濃度硫酸中で測定したときのポリアミドの粘度数（ＶN）が、２００以下である、請求項１〜３のいずれか一項に記載の樹脂組成物。 Conforms to ISO 307, 96% strength by weight viscosity number of the polyamide as measured in sulfuric acid (V N) is 200 or less, the resin composition according to any one of claims 1 to 3. エラストマーの量が、ポリアミド１００質量部に対し１〜５０質量部である、請求項１〜４のいずれか一項に記載の樹脂組成物。 The resin composition according to any one of claims 1 to 4, wherein the amount of the elastomer is 1 to 50 parts by mass with respect to 100 parts by mass of the polyamide. エラストマーが、エチレン−αオレフィン共重合体、芳香族ビニル化合物と共役ジエン化合物とのブロック共重合体、及び芳香族ビニル化合物と共役ジエン化合物とのブロック共重合体の水素添加物からなる群より選ばれる１種以上である、請求項１〜５のいずれか一項に記載の樹脂組成物。 The elastomer is selected from the group consisting of ethylene-α-olefin copolymers, block copolymers of aromatic vinyl compounds and conjugated diene compounds, and block copolymers of aromatic vinyl compounds and conjugated diene compounds. The resin composition according to any one of claims 1 to 5, which is one or more of them. エラストマーの少なくとも一部が酸性官能基を有する、請求項１〜６のいずれか一項に記載の樹脂組成物。The resin composition according to any one of claims 1 to 6, wherein at least a part of the elastomer has an acidic functional group. エラストマーが、酸無水物変性エラストマーである、請求項７に記載の樹脂組成物。 The resin composition according to claim 7 , wherein the elastomer is an acid anhydride-modified elastomer. エラストマーが、酸性官能基を有するエラストマーと酸性官能基を有さないエラストマーとの混合物である、請求項７又は８に記載の樹脂組成物。 The resin composition according to claim 7 or 8 , wherein the elastomer is a mixture of an elastomer having an acidic functional group and an elastomer having no acidic functional group. エラストマーが、ポリアミド連続相中に分散粒子として存在しており、
該分散粒子が、数平均粒子径３μｍ以下を有する、請求項１〜９のいずれか一項に記載の樹脂組成物。 The elastomer is present as dispersed particles in the polyamide continuous phase and
The resin composition according to any one of claims 1 to 9 , wherein the dispersed particles have a number average particle diameter of 3 μm or less. エラストマーが、ポリアミド連続相中に分散粒子として存在しており、
該分散粒子が、粒子径１μｍ以上の粒子の体積比率３０体積％以下を有する、請求項１〜１０のいずれか一項に記載の樹脂組成物。 The elastomer is present as dispersed particles in the polyamide continuous phase and
The resin composition according to any one of claims 1 to 10 , wherein the dispersed particles have a volume ratio of 30% by volume or less of particles having a particle diameter of 1 μm or more. セルロースの量が、樹脂組成物１００質量％に対して０．１〜３０質量％である、請求項１〜１１のいずれか一項に記載の樹脂組成物。 The resin composition according to any one of claims 1 to 11 , wherein the amount of cellulose is 0.1 to 30% by mass with respect to 100% by mass of the resin composition. 繊維状のセルロースが、疎水化セルロースである、請求項１〜１２のいずれか一項に記載の樹脂組成物。 The resin composition according to any one of claims 1 to 12 , wherein the fibrous cellulose is hydrophobic cellulose. ２０℃〜１００℃における熱膨張係数が５０ｐｐｍ／ｋ以下である、請求項１〜１３のいずれか一項に記載の樹脂組成物。 The resin composition according to any one of claims 1 to 13 , wherein the coefficient of thermal expansion at 20 ° C. to 100 ° C. is 50 ppm / k or less. 請求項１〜１４のいずれか一項に記載の樹脂組成物からなる成形体。 A molded product made of the resin composition according to any one of claims 1 to 14 .
JP2018154622A 2018-08-21 2018-08-21 High toughness polyamide-cellulose resin composition Active JP6902510B2 (en)

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JP7416359B2 (en) * 2019-11-29 2024-01-17 Ｕｂｅ株式会社 Fiber reinforced polyamide resin composition
CN112409781A (en) * 2020-04-15 2021-02-26 张文俊 Anti-aging nylon modified elastomer and preparation method thereof

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