Said method comprises placing lead salt and calixarene in a container, using toluene as solvent, stirring at 70-90DEG C for 0.8-1.5 hours to obtain a mixture, transferring the mixture into a reactor and adding sulfur source, adding toluene to 3/5-4/5 of the reactor volume and sealing, reacting at 150-200DEG C for 18-30 hours and cooling to room temperature, washing, separating, and drying to obtain the final product.
基于1个网页-相关网页
Solution polymerized styrene-butadiene rubber ( S-SBR ) was fractionated by repeated precipitation method, using redistilled toluene as solvent and ethyl alcohol as precipitant.
本工作用甲苯作溶剂，乙醇作沉淀剂，用沉淀分级法，对溶聚丁苯橡胶（S-SBR）进行了分级。
A process in which the oil entrained in solid wax is reduced by using a mixture of MEK and toluene as solvent.
用甲乙酮和甲苯混合物作溶剂，降低固体石蜡含油量的过程。
Quinoline catalytic cracking was studied on a fixed-bed microactivity test unit by using toluene, cetane, and tetralin as solvent.
采用固定床微反活性实验装置，以甲苯、十六烷、四氢萘为溶剂，研究了碱性含氮化合物喹啉的催化裂化转化规律。
应用推荐