To provide a thermoplastic resin composition which can be bonded to a rubber layer constituting a tire such as a carcass without using an adhesive and an adhesive tie rubber, and is also excellent in tackiness with an unvulcanized rubber.SOLUTION: A thermoplastic resin composition contains a thermoplastic resin and a rubber, and has tackiness of 500 g or more when being brought into contact with an unvulcanized rubber composition composed of 50 pts.mass of a natural rubber, 30 pts.mass of an emulsion polymerization butadiene rubber, 20 pta.mass of a butadiene rubber, 60 pts.mas of carbon black (N339), 5 pts.mass of process oil, 3 pts.mass of sulfur and 1 pts.mas of N-tert-butyl-2-benzothiazolyl sulfenamide at 25°C for 10 minutes.SELECTED DRAWING: None
【課題】接着剤や接着タイゴムを使用せずに、カーカス等のタイヤを構成するゴム層と接着することができ、かつ未加硫ゴムとのタックにも優れる熱可塑性樹脂組成物を提供する。【解決手段】熱可塑性樹脂とゴムを含む熱可塑性樹脂組成物であって、天然ゴム50質量部、乳化重合スチレンブタジエンゴム30質量部、ブタジエンゴム20質量部、カーボンブラック(N339)60質量部、プロセスオイル5質量部、硫黄3質量部およびN−tert−ブチル−2−ベンゾチアゾリルスルフェンアミド1質量部からなる未加硫ゴム組成物と25℃で10秒間接触させたときのタッキネスが500g以上であることを特徴とする。【選択図】なし
THERMOPLASTIC RESIN COMPOSITION, LAMINATE AND PNEUMATIC TIRE
熱可塑性樹脂組成物、積層体および空気入りタイヤ
2021-04-22
Patent
Electronic Resource
Japanese
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS |
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