The present invention provides: a rubber composition for studless winter tires, which is capable of improving the on-ice performance; and a studless winter tire which uses this rubber composition forstudless winter tires. The present invention relates to a tread rubber composition for studless winter tires, which contains a rubber component that contains an isoprene rubber and a conjugated dienepolymer, water-soluble fine particles and a liquid plasticizer, and which is configured such that the content of the liquid plasticizer is 30 parts by mass or less relative to 100 parts by mass of therubber component.
本发明提供了一种无钉防滑冬胎用橡胶组合物,其提供改善的冰上性能;以及一种包括该橡胶组合物的无钉防滑冬胎。本发明涉及一种无钉防滑冬胎用胎面橡胶组合物,其包含:橡胶组分,所述橡胶组分含有异戊二烯系橡胶和共轭二烯系聚合物;水溶性微粒;以及液态增塑剂,相对于100质量份的橡胶组分,液态增塑剂的含量为30质量份以下。
TREAD RUBBER COMPOSITION FOR STUDLESS WINTER TIRES
无钉防滑冬胎用胎面橡胶组合物
2020-07-03
Patent
Elektronische Ressource
Chinesisch
IPC: | C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS |