To provide a molded bale of a rubber composition that prevents a molding die from being contaminated, prevents the rubber composition from rising in viscosity with time, prevents the rubber composition from peeling off from the molded bale, and facilitates the adhering of a packaging sheet to the molded bale.SOLUTION: A molded bale of a rubber composition contains: a rubber-like polymer (A) having an iodine value of 10 to 250, 3 mass% or more of an ethylene structure, and less than 10 mass% of a vinyl aromatic monomer block; and titanium (C), in which a content of the titanium (C) is 3 ppm or more and 120 ppm or less, and a content of aluminum (B) is less than 2 ppm.SELECTED DRAWING: None
【課題】成形金型が汚染し難く、ゴム組成物が経時で粘度が上昇し難く、ベール成形体からゴム組成物が剥離し難く、ベール成形体に包装シートが密着し易いゴム組成物のベール成形体を得る。【解決手段】ヨウ素価が10~250であり、エチレン構造≧3質量%であり、かつ、ビニル芳香族単量体ブロック<10質量%であるゴム状重合体(A)と、チタン(C)とを含有し、3ppm≦チタン(C)の含有量≦120ppmであり、アルミニウム(B)の含有量が、2ppm未満であるゴム組成物のベール成形体。【選択図】なし
MOLDED BALE OF RUBBER COMPOSITION, METHOD FOR PRODUCING MOLDED BALE OF RUBBER COMPOSITION, CROSSLINKING RUBBER COMPOSITION, AND TREAD FOR TIRE
ゴム組成物のベール成形体、ゴム組成物のベール成形体の製造方法、架橋用ゴム組成物、及びタイヤ用トレッド
2022-01-13
Patent
Elektronische Ressource
Japanisch
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / C08C TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS , Behandlung oder chemische Modifizierung von Kautschuken / 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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