To provide a method of producing a master batch capable of improving tensile strength at break of a vulcanized rubber.SOLUTION: The method of producing a master batch includes the steps of: adding a compound represented by formula (I) to a rubber latex to obtain a rubber latex after addition; and mixing the rubber latex after addition and a carbon black slurry. (Rand Rare each independently H, a C1-20 alkyl group, a C1-20 alkenyl group or a C1-20 alkynyl group; and M is Na, K or Li.)SELECTED DRAWING: None
【課題】加硫ゴムの切断時引張強さを向上することが可能なマスターバッチの製造方法の提供。【解決手段】ゴムラテックスに式(I)で表される化合物を添加し、添加後ゴムラテックスを得る工程と、前記添加後ゴムラテックス及びカーボンブラックスラリーを混合する工程とを含む、マスターバッチの製造方法。(R1及びR2は各々独立にH、C1〜20のアルキル基、C1〜20のアルケニル基又はC1〜20のアルキニル基;MはNa、K又はLi)【選択図】なし
METHOD OF PRODUCING MASTER BATCH, METHOD OF PRODUCING RUBBER COMPOSITION FOR TIRE, AND METHOD OF MANUFACTURING TIRE
マスターバッチの製造方法、タイヤ用ゴム組成物の製造方法およびタイヤの製造方法
2019-06-13
Patent
Elektronische Ressource
Japanisch
IPC: | C08J Verarbeitung , WORKING-UP / 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 / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen |
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