JP2010195853A5 - - Google Patents

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JP2010195853A5
JP2010195853A5 JP2009039254A JP2009039254A JP2010195853A5 JP 2010195853 A5 JP2010195853 A5 JP 2010195853A5 JP 2009039254 A JP2009039254 A JP 2009039254A JP 2009039254 A JP2009039254 A JP 2009039254A JP 2010195853 A5 JP2010195853 A5 JP 2010195853A5
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thermoplastic resin
resin composition
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すなわち本発明は、
1.熱可塑性樹脂(A1)、反応性官能基を有する樹脂(A2)、および熱可塑性樹脂(B)を配合してなる熱可塑性樹脂組成物であって、(A1)+(B)が99.9〜85重量%、(A2)が0.1〜15重量%((A1)、(A2)および(B)の合計を100重量%とする)であり、かつ電子顕微鏡で観察されるモルホロジーにおいて、成分(A1)および(B)が連続相、成分(A2)が分散相を形成し、分散相(A2)中に成分(A1)と(A2)の反応により生成した化合物よりなる1〜100nmの微粒子を含有し、更に分散相(A2)中における前記微粒子の占める面積が20%以上であることを特徴とする熱可塑性樹脂組成物。
2.熱可塑性樹脂(A1)、反応性官能基を有する樹脂(A2)、および熱可塑性樹脂(B)を配合してなる熱可塑性樹脂組成物の曲げ弾性率が、熱可塑性樹脂(B)の曲げ弾性率の0.95倍以上であり、かつ熱可塑性樹脂(A1)、反応性官能基を有する樹脂(A2)、および熱可塑性樹脂(B)を配合してなる熱可塑性樹脂組成物のIzod衝撃強度が、熱可塑性樹脂(B)のIzod衝撃強度の1.4倍以上であることを特徴とする1に記載の熱可塑性樹脂組成物。
3.微粒子の最大粒子径が300nm以下であることを特徴とする1または2のいずれかに記載の熱可塑性樹脂組成物。
4.(A1)が、ポリアミド樹脂、ポリエステル樹脂、ポリフェニレンスルフィド樹脂、ポリアセタール樹脂、スチレン系樹脂、ポリフェニレンオキシド樹脂、ポリカーボネート樹脂、ポリ乳酸樹脂、ポリプロピレン樹脂から選ばれる少なくとも1種であることを特徴とする1〜3のいずれかに記載の熱可塑性樹脂組成物。
5.(A2)が、反応性官能基を有するゴム質重合体であることを特徴とする、1〜4のいずれかに記載の熱可塑性樹脂組成物。
6.(A2)の反応性官能基が、アミノ基、カルボキシル基、カルボキシル金属塩、エポキシ基、酸無水物基、オキサゾリン基から選ばれる少なくとも1種であることを特徴とする1〜5のいずれかに記載の熱可塑性樹脂組成物。
7.(B)が、ポリアミド樹脂、ポリエステル樹脂、ポリフェニレンスルフィド樹脂、ポリアセタール樹脂、スチレン系樹脂、ポリフェニレンオキシド樹脂、ポリカーボネート樹脂、ポリ乳酸樹脂、ポリプロピレン樹脂から選ばれる少なくとも1種であることを特徴とする1〜6のいずれかに記載の熱可塑性樹脂組成物。
8.(A1)と(B)が同じ熱可塑性樹脂であることを特徴とする1〜7のいずれかに記載の熱可塑性樹脂組成物。
9.(A1)がポリアミド樹脂、(A2)が反応性官能基を有するゴム質重合体、(B)がポリアミド樹脂であることを特徴とする1〜8のいずれかに記載の熱可塑性樹脂組成物。
10.1〜9のいずれかに記載の熱可塑性樹脂組成物からなる成形品。
11.成形品がフィルム、シートおよび繊維から選ばれる少なくとも1種である10に記載の成形品。
12.成形品が、電子機器筐体、電機・電子部品、自動車用部品、建材、スポーツ用品から選ばれる少なくとも1種である10または11のいずれかに記載の成形品。
13.熱可塑性樹脂(A1)と反応性官能基を有する樹脂(A2)を、スクリュー長さLとスクリュー直径D0の比L/D0が50以上で複数箇所のフルフライトゾーンおよびニーディングゾーンを有する二軸押出機に投入し、スクリュー中のニーディングゾーンの樹脂圧力のうち最大の樹脂圧力をPkmax(MPa)、スクリュー中のフルフライトゾーンの樹脂圧力のうち最小の樹脂圧力をPfmin(MPa)としたときに、
Pkmax≧Pfmin+0.3
を満たす条件で溶融混練して得られた熱可塑性樹脂組成物(A)0.5〜37.5重量%と、熱可塑性樹脂(B)99.5〜62.5重量%((A)と(B)の合計を100重量%とする)を溶融混練することを特徴とする1〜9のいずれかに記載の熱可塑性樹脂組成物の製造方法。
14.ニーディングゾーンの合計長さが、前記スクリュー長さの5〜50%であることを特徴とする13に記載の熱可塑性樹脂組成物の製造方法。
15.熱可塑性樹脂(A1)と反応性官能基を有する樹脂(A2)を伸張流動しつつ溶融混練して得られた熱可塑性樹脂組成物(A)0.5〜37.5重量%と、熱可塑性樹脂(B)99.5〜62.5重量%((A)と(B)の合計を100重量%とする)を溶融混練することをすることを特徴とする1〜9のいずれかに記載の熱可塑性樹脂組成物の製造方法。
16.伸張流動しつつ溶融混練するゾーン(伸張流動ゾーン)の前後での流入効果圧力降下が10〜1000kg/cmであることを特徴とする15に記載の熱可塑性樹脂組成物の製造方法。
17.押出機のスクリューの全長に対する伸張流動しつつ溶融混練するゾーン(伸張流動ゾーン)の合計の長さの割合が、5〜60%である押出機で溶融混練することを特徴とする15または16に記載の熱可塑性樹脂組成物の製造方法。
18.熱可塑性樹脂(A1)が連続相、反応性官能基を有する樹脂(A2)が分散相を形成し、分散相(A2)中に成分(A1)と(A2)の反応により生成した化合物よりなる1〜100nmの微粒子を含有し、更に分散相(A2)中おける前記微粒子の占める面積が20%以上である熱可塑性樹脂組成物(A)0.5〜37.5重量%と、熱可塑性樹脂(B)99.5〜62.5重量%((A)と(B)の合計を100重量%とする)を溶融混練することを特徴とする1〜9のいずれかに記載の熱可塑性樹脂組成物の製造方法。
19.引張速度V1、V2のときの引張弾性率をE(V1)、E(V2)とすると、V1<V2のとき、E(V1)>E(V2)である熱可塑性樹脂組成物(A)0.5〜37.5重量%と、熱可塑性樹脂(B)99.5〜62.5重量%((A)と(B)の合計を100重量%とする)を溶融混練することを特徴とする1〜9のいずれかに記載の熱可塑性樹脂組成物の製造方法。
20.引張速度V1、V2のときの引張破断伸度をε(V1)、ε(V2)とすると、V1<V2のとき、ε(V1)<ε(V2)である熱可塑性樹脂組成物(A)0.5〜37.5重量%と、熱可塑性樹脂(B)99.5〜62.5重量%((A)と(B)の合計を100重量%とする)を溶融混練することを特徴とする1〜9のいずれかに記載の熱可塑性樹脂組成物の製造方法。
21.熱可塑性樹脂組成物(A)の構成が、熱可塑性樹脂(A1)80〜60重量%、反応性官能基を有する樹脂(A2)20〜40重量%であることを特徴とする13〜18のいずれかに記載の熱可塑性樹脂組成物の製造方法を提供するものである。
That is, the present invention
1. A thermoplastic resin composition comprising a thermoplastic resin (A1), a resin having a reactive functional group (A2), and a thermoplastic resin (B), wherein (A1) + (B) is 99.9. In a morphology that is ˜85% by weight, (A2) is 0.1 to 15% by weight (the sum of (A1), (A2) and (B) is 100% by weight) and is observed with an electron microscope, The components (A1) and (B) form a continuous phase, the component (A2) forms a dispersed phase, and the dispersed phase (A2) comprises a compound formed by the reaction of the components (A1) and (A2). A thermoplastic resin composition comprising fine particles, and the area occupied by the fine particles in the dispersed phase (A2) is 20% or more.
2. The bending elastic modulus of the thermoplastic resin composition obtained by blending the thermoplastic resin (A1), the resin (A2) having a reactive functional group, and the thermoplastic resin (B) is the bending elasticity of the thermoplastic resin (B). Izod impact strength of a thermoplastic resin composition obtained by blending a thermoplastic resin (A1), a resin having a reactive functional group (A2), and a thermoplastic resin (B) which is 0.95 times or more of the ratio The thermoplastic resin composition according to 1, wherein is at least 1.4 times the Izod impact strength of the thermoplastic resin (B).
3. 3. The thermoplastic resin composition according to either 1 or 2, wherein the maximum particle size of the fine particles is 300 nm or less.
4). (A1) is at least one selected from polyamide resin, polyester resin, polyphenylene sulfide resin, polyacetal resin, styrene resin, polyphenylene oxide resin, polycarbonate resin, polylactic acid resin, and polypropylene resin. 4. The thermoplastic resin composition according to any one of 3.
5. (A2) is a rubber-like polymer which has a reactive functional group, The thermoplastic resin composition in any one of 1-4 characterized by the above-mentioned.
6). The reactive functional group (A2) is at least one selected from an amino group, a carboxyl group, a carboxyl metal salt, an epoxy group, an acid anhydride group, and an oxazoline group. The thermoplastic resin composition as described.
7). (B) is at least one selected from polyamide resin, polyester resin, polyphenylene sulfide resin, polyacetal resin, styrene resin, polyphenylene oxide resin, polycarbonate resin, polylactic acid resin, and polypropylene resin. 7. The thermoplastic resin composition according to any one of 6.
8). (A1) and (B) are the same thermoplastic resins, The thermoplastic resin composition in any one of 1-7 characterized by the above-mentioned.
9. The thermoplastic resin composition according to any one of 1 to 8, wherein (A1) is a polyamide resin, (A2) is a rubbery polymer having a reactive functional group, and (B) is a polyamide resin.
A molded article comprising the thermoplastic resin composition according to any one of 10.1 to 9.
11. 11. The molded product according to 10, wherein the molded product is at least one selected from a film, a sheet, and a fiber.
12 The molded product according to any one of 10 and 11, wherein the molded product is at least one selected from an electronic device casing, an electric / electronic component, an automotive component, a building material, and a sports equipment.
13. Biaxially having a thermoplastic resin (A1) and a resin (A2) having a reactive functional group, the ratio L / D0 of the screw length L to the screw diameter D0 is 50 or more, and a plurality of full flight zones and kneading zones When the resin pressure in the kneading zone in the screw is set to Pkmax (MPa) and the resin pressure in the full flight zone in the screw is set to Pfmin (MPa). In addition,
Pkmax ≧ Pfmin + 0.3
0.5-37.5 wt% of the thermoplastic resin composition (A) obtained by melt-kneading under the conditions satisfying 99.5-62.5 wt% of the thermoplastic resin (B) ((A) and The method for producing a thermoplastic resin composition according to any one of 1 to 9, wherein (B) is 100% by weight).
14 14. The method for producing a thermoplastic resin composition according to 13, wherein the total length of the kneading zone is 5 to 50% of the screw length.
15. 0.5 to 37.5% by weight of a thermoplastic resin composition (A) obtained by melt-kneading a thermoplastic resin (A1) and a resin (A2) having a reactive functional group while stretching and flowing, and thermoplasticity The resin (B) 99.5 to 62.5% by weight (the total of (A) and (B) is 100% by weight) is melt-kneaded, according to any one of 1 to 9 A method for producing a thermoplastic resin composition.
16. 16. The method for producing a thermoplastic resin composition according to 15, wherein the inflow effect pressure drop before and after the zone for melt kneading while stretching and flowing (stretching and flowing zone) is 10 to 1000 kg / cm 2 .
17. 15 or 16 characterized in that melt-kneading is carried out in an extruder having a total length ratio of a zone (extension flow zone) in which melt-kneading while stretching and flowing with respect to the total length of the screw of the extruder is 5 to 60%. The manufacturing method of the thermoplastic resin composition of description.
18. The thermoplastic resin (A1) is a continuous phase, the resin (A2) having a reactive functional group forms a dispersed phase, and the dispersed phase (A2) is composed of a compound formed by the reaction of components (A1) and (A2). contains fine particles of 1 to 100 nm, the thermoplastic resin composition (a) 0.5-37.5 wt% and is further dispersed phase (A2) definitive the area occupied by the fine particles more than 20% during the thermoplastic The thermoplastic resin according to any one of 1 to 9, wherein 99.5 to 62.5% by weight of the resin (B) is melt-kneaded (the total of (A) and (B) is 100% by weight). A method for producing a resin composition.
19. Assuming that the tensile elastic moduli at the tensile speeds V1 and V2 are E (V1) and E (V2), the thermoplastic resin composition (A) 0 where E (V1)> E (V2) is satisfied when V1 <V2. Characterized by melting and kneading 5 to 37.5% by weight and 99.5 to 62.5% by weight of the thermoplastic resin (B) (the sum of (A) and (B) being 100% by weight). The manufacturing method of the thermoplastic resin composition in any one of 1-9.
20. The thermoplastic resin composition (A) where ε (V1) <ε (V2) is satisfied when V1 <V2, where ε (V1) and ε (V2) are tensile elongations at tensile speeds V1 and V2. Melting and kneading 0.5 to 37.5 wt% and thermoplastic resin (B) 99.5 to 62.5 wt% (the sum of (A) and (B) is 100 wt%) The manufacturing method of the thermoplastic resin composition in any one of 1-9.
21. The composition of the thermoplastic resin composition (A) is 80 to 60% by weight of the thermoplastic resin (A1) and 20 to 40% by weight of the resin (A2) having a reactive functional group . The manufacturing method of the thermoplastic resin composition in any one is provided.

Claims (2)

熱可塑性樹脂(A1)が連続相、反応性官能基を有する樹脂(A2)が分散相を形成し、分散相(A2)中に成分(A1)と(A2)の反応により生成した化合物よりなる1〜100nmの微粒子を含有し、更に分散相(A2)中おける前記微粒子の占める面積が20%以上である熱可塑性樹脂組成物(A)0.5〜37.5重量%と、熱可塑性樹脂(B)99.5〜62.5重量%((A)と(B)の合計を100重量%とする)を溶融混練することを特徴とする請求項1〜9のいずれかに記載の熱可塑性樹脂組成物の製造方法。 The thermoplastic resin (A1) is a continuous phase, the resin (A2) having a reactive functional group forms a dispersed phase, and the dispersed phase (A2) is composed of a compound formed by the reaction of components (A1) and (A2). contains fine particles of 1 to 100 nm, the thermoplastic resin composition (a) 0.5-37.5 wt% and is further dispersed phase (A2) definitive the area occupied by the fine particles more than 20% during the thermoplastic The resin (B) 99.5 to 62.5% by weight (the sum of (A) and (B) is 100% by weight) is melt-kneaded, according to any one of claims 1 to 9. A method for producing a thermoplastic resin composition. 熱可塑性樹脂組成物(A)の構成が、熱可塑性樹脂(A1)80〜60重量%、反応性官能基を有する樹脂(A2)20〜40重量%であることを特徴とする請求項13〜18のいずれかに記載の熱可塑性樹脂組成物の製造方法。 The composition of the thermoplastic resin composition (A) is 80 to 60% by weight of the thermoplastic resin (A1) and 20 to 40% by weight of the resin (A2) having a reactive functional group. The manufacturing method of the thermoplastic resin composition in any one of 18.
JP2009039254A 2009-02-23 2009-02-23 Thermoplastic resin composition and method for producing the same Expired - Fee Related JP5200989B2 (en)

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JP2013237242A (en) * 2012-05-17 2013-11-28 Toray Ind Inc Honeycomb structure and sandwich structure
JP5798595B2 (en) 2012-06-22 2015-10-21 株式会社豊田中央研究所 Resin composition
JP6274352B2 (en) 2016-01-26 2018-02-07 東レ株式会社 Polyphenylene sulfide resin composition and method for producing the same
JP6288142B2 (en) 2016-03-31 2018-03-07 トヨタ紡織株式会社 Dispersion diameter adjusting method and thermoplastic resin composition
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