RUBBER COMPOSITION HAVING HIGH STIFFNESS FOR ABSORBING VIBRATION OF ENGINE

• Main Authors: NOH TAE HOON, JO JAE MIN, YOON MIN JAE
• Format: Patent
• Language: English; Korean
• Published: 27.05.2019
• Subjects: ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS INVEHICLES; ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OFTRANSMISSIONS IN VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GASEXHAUST OR FUEL SUPPLY OF PROPULSION UNITS, IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; PERFORMING OPERATIONS; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; VEHICLES IN GENERAL

The present invention relates to a rubber composition for a high stiffness engine mount. More specifically, the present invention relates to the rubber composition for the high stiffness engine mount comprising, in 100 parts by weight of a natural rubber: 20 to 90 parts by weight of a filler consisting of 5 to 15 parts by weight of carbon black and 15 to 75 parts by weight of silica; 2 to 9 parts by weight of alumina having an average particle diameter of 5 to 45 μm; 1 to 12 parts by weight of a silane coupling agent; 9 to 13 parts by weight of an activator; 5 to 9 parts by weight of an antioxidant; 0.3 to 0.6 parts by weight of a vulcanizing agent; and 2 to 4 parts by weight of a vulcanization accelerator. 본 발명은 고강성 엔진 마운트용 고무 조성물에 관한 것으로, 보다 상세하게는 천연고무 100 중량부에 카본블랙 5~15 중량부 및 실리카 15~75 중량부로 이루어진 충전제 20~90 중량부, 평균입자경이 5~45 ㎛인 알루미나 2~8 중량부, 실란커플링제 1~12 중량부, 활성화제 9~13 중량부, 노화방지제 5~9 중량부, 가황제 0.3~0.6 중량부 및 가황촉진제 2~4 중량부를 포함하는 고강성 엔진 마운트용 고무 조성물에 관한 것이다.