RUBBER COMPOSITION AND TIRE

• Main Authors: OOTSUKI MASAMI, IWABUCHI YOSHINORI, MIYANO MARI
• Format: Patent
• Language: English; Japanese
• Published: 19.11.2015
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

PROBLEM TO BE SOLVED: To provide a rubber composition that inhibits bleedout of salt for a long term, while suppressing decrease in physical properties of vulcanized rubber, and can improve electrification characteristics (electrification inhibition) of vulcanized rubber.SOLUTION: A rubber composition comprises a rubber component, and a phosphonium salt having a specific cation structure and a specific anion structure. 【課題】加硫ゴムの物性の低下を抑えながら、長期にわたって塩のブリードアウトを抑制し、加硫ゴムの帯電性（帯電抑制）を改善することができるゴム組成物を提供すること。【解決手段】ゴム成分と、特定の陽イオン構造および特定の陰イオン構造を有するホスホニウム塩と、を含有することを特徴とする、ゴム組成物。【選択図】なし