PROBLEM TO BE SOLVED: To provide an expandable rubber composition capable of securing a vulcanization rate and preventing prevulcanization while using a non-contaminating foaming agent, and also to provide a manufacturing method thereof.SOLUTION: A manufacturing method of an expandable rubber composition includes the steps of: producing a hydrazone-based compound through processing ketone to a hydrazine-based forming agent represented by p,p'-oxybis benzenesulfonyl hydrazide (OBSH); and preparing an expandable rubber composition through mixing the obtained hydrazone-based compound with diene rubber.SELECTED DRAWING: Figure 2
【課題】非汚染性の発泡剤を使用しながら早期加硫を抑制しかつ加硫速度を確保するようにした発泡ゴム組成物およびその製造方法を提供する。【解決手段】本発明の発泡ゴム組成物の製造方法は、p,p‘−オキシビスベンゼンスルホニルヒドラジド(OBSH)に代表されるヒドラジン系発泡剤にケトンを処理しヒドラゾン系化合物を生成する工程、得られたヒドラゾン系化合物をジエン系ゴムに配合し発泡ゴム組成物を調製する工程を有することを特徴とする。【選択図】図2
EXPANDABLE RUBBER COMPOSITION AND MANUFACTURING METHOD THEREOF
発泡ゴム組成物およびその製造方法
2017-07-06
Patent
Elektronische Ressource
Japanisch
IPC: | C08J Verarbeitung , WORKING-UP / B60C VEHICLE TYRES , Fahrzeugreifen / C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS , Acyclische oder carbocyclische Verbindungen / 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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