用正交旋转设计法探讨绿色轮胎胎面胶配方设计

Study on tread compound formula design of green tire with orthogonal rotating design method

用三元二次通用正交旋转设计法研究了变量偶联型S SBR/BR、促进剂DM/D、炭黑 /白炭黑与硫化胶物理性能的关系 ,得到一系列变量与性能的等高图 ,揭示了诸因素之间的内在规律。研究表明 :增大白炭黑用量及偶联型S SBR/BR的并用比例有利于提高胶料的抗撕裂性能 ,炭黑与促进剂的用量直接影响着胶料的30 0

TheeffectofthevariablesofcoupledS SBR/BR ,accelaratorDM/D ;andcarbonblack/ silicaonthephysicalpropertiesoftreadvulcanizatewasinvestigatedwithgeneraltrielementquadratic orthogonalrotatingdesignmethod ,andaseriesofcontourmapswereobtainedindicatingtherelation shipamongthesaidvariables.Theresultsshowedthatthetearpropertyofthecompoundwasimproved byincreasingthesilicalevelandthecoupledS SBR/BRblendingratio ;andthecarbonblackandaccel eratorlevelshadaremarkableeffectonthemodulusat 30 0 %elongation .