본 발명은 양말단 변성 액상 부타디엔 화합물의 용도에 관한 것으로, 보다 상세하게는 트리에톡시실릴 작용기 및 테트라 설파이드 작용기를 가지는 사슬이동제와 1,3-부타디엔 모노머를 이용하여 합성한 양말단 변성 액상 부타디엔 고무 화합물; 및 고무 중합체;를 포함하는 타이어용 고무 조성물, 이를 이용하여 제조된 타이어 및 타이어 제조방법에 관한 것이다. 본 발명에 따라 실리카 친화형 관능기를 사슬 양말단에 도입함으로써, 연비 특성을 개선할 수 있고, 경시 변화에 따른 물성저하를 방지할 수 있으며, 액상 부타디엔 고무의 유리전이온도를 낮추어 내마모성을 향상시킬 수 있다.
The present invention relates to a both-ends-modified liquid butadiene compound and a preparation method thereof, and more specifically, provides a both-ends-modified liquid butadiene rubber compound, which is synthesized using a chain transfer agent having a triethoxysilyl functional group and a tetra sulfide functional group and a 1,3-butadiene monomer, and a preparation method thereof. By introducing a silica-affinity functional group to both ends of the chain according to the present invention, it is possible to improve various performances affecting fuel consumption characteristics by controlling hysteresis and the like caused by chain ends of conventional liquid butadiene rubber.
RUBBER COMPOSITION FOR MANUFACTURING TIRES COMPRISING TERMINALLY MODIFIED LIQUID POLYBUTADIENES
양말단 변성 액상 부타디엔 화합물을 포함하는 타이어용 고무 조성물
2023-08-09
Patent
Electronic Resource
Korean
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, erhalten durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS |
RUBBER COMPOSITION FOR MANUFACTURING TIRES COMPRISING TERMINALLY MODIFIED LIQUID POLYBUTADIENES
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