본 발명은 공액디엔계 공중합체 조성물에 관한 것으로, 보다 상세하게는 방향족 비닐 단량체 유래 반복단위 20 중량% 내지 60 중량%, 제1 공액디엔계 단량체 유래 반복단위 35 중량% 내지 75 중량% 및 히드록시 알킬 (메트)아크릴레이트 단량체 유래 반복단위 1 중량% 내지 10 중량%를 포함하고, 100 ℃에서의 무니 점도(Mooney viscosity, MV)가 30 내지 120인 제1 공액디엔계 공중합체; 및 α-메틸스티렌 단량체 유래 반복단위 20 중량% 내지 60 중량% 및 제2 공액디엔계 단량체 유래 반복단위 40 중량% 내지 80 중량%를 포함하고, 100 ℃에서의 무니 점도(Mooney viscosity, MV)가 120 초과 내지 200 이하인 제2 공액디엔계 공중합체를 포함하는 공액디엔계 공중합체 조성물을 제공한다.

    Provided is a conjugated diene-based copolymer composition, and more particularly, a conjugated diene-based copolymer composition including: a first conjugated diene-based copolymer including 20 wt% to 60 wt% of an aromatic vinyl monomer-derived repeating unit, 35 wt% to 75 wt% of a first conjugated diene-based monomer-derived repeating unit, and 1 wt% to 10 wt% of a hydroxyalkyl (meth)acrylate monomer-derived repeating unit, and having a Mooney viscosity (MV) at 100 °C of 30 to 120; and a second conjugated diene-based copolymer including 20 wt% to 60 wt% of an α-methylstyrene monomer-derived repeating unit and 40 wt% to 80 wt% of a second conjugated diene-based monomer-derived repeating unit, and having a Mooney viscosity (MV) at 100 °C of more than 120 and equal to or less than 200.


    Access

    Download


    Export, share and cite



    Title :

    CONJUGATED-DIENE BASED COPOLYMER COMPOSITION METHOD FOR PREPARING THE COPOLYMER COMPOSITION AND RUBBER COMPOSITION COMPRISING THE COPOLYMER COMPOSITION


    Additional title:

    공액디엔계 공중합체 조성물, 이의 제조방법 및 이를 포함하는 고무 조성물


    Publication date :

    2020-10-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    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