The effects of temperature,mixture ratio and the particle size of potassium carbonate(K 2CO 3) on the molecular weights of OH PSU,especially the effects of solvents on reaction procedures were investigated.
英
美
- 對聚砜低聚體的合成工藝問(wèn)題進(jìn)行了較為深入的研究，重點(diǎn)就溫度、原料配比、K2CO3對低聚體分子量的影響及溶劑對反應過(guò)程和結果的影響進(jìn)行了討論
