1·Output of styrene monomer was 82.3 % . Purity was 99.9 % , obtained by simple distillation.
粗产物经简单蒸馏,苯乙烯的总回收率为82.3%,苯乙烯纯度可达99.9%。
2·The optimum conditions for the technological process of recovering styrene monomer from foamed polystyrene were found.
通过实验对发泡聚苯乙烯热解回收苯乙烯单体的工艺流程提出了优化操作条件。
3·Styrene degassing tower is one of chief equipments of styrene monomer recover system of StyreneButadiene Rubber device.
苯乙烯脱气塔是丁苯橡胶装置中苯乙烯单体回收系统的主要设备。
4·The PS hikes can be chalked up to an improving price market for benzene feedstock, which is used to make styrene monomer .
的PS可以用粉笔加息行动的改善市场价格苯原料,这是用于制造苯乙烯单体。
5·Crude product by simple distillation, styrene recovery was 89.41% of total styrene monomer purity of 99.9%, and catalyst recycling, the effect is better.
粗产物经简单蒸馏,苯乙烯的总回收率为89.41%,苯乙烯单体纯度可达99.9%以上,并对催化剂进行再生利用,效果较为理想。
6·The catalyst system is very stable at ambient temperature and its stability is enhanced by addition of small amount of styrene monomer during preparation.
该催化体系有较高的低温稳定性,在陈化时加入少量苯乙烯单体能增强其稳定性。
7·The versatility of ABS is derived from its monomer building blocks Acrylonitrile, Butadiene and Styrene.
ABS的多功能性來源于其三种组成单体丙烯睛,丁二烯和苯乙烯。
8·Water injection system were used in removing unreacted styrene from polystyrene, The main factory of effecting residual monomer content of polystyrene were discussed.
在聚苯乙烯生产装置投用注水系统进行脱挥,分析了聚苯乙烯残留单体含量的主要影响因素;对注水系统提出了改进建议。
9·An A-B blocked pigment-dispersing agent has been synthesised , in which the A block is a monomer with polar groups and the B fo'oek is the oligomer of styrene and acrylate with lower molecular weight.
本文以苯乙烯和丙烯酸酯的低分子共聚物为B段,以含有极性基团的单体为A段合成了A—B嵌段型颜料分散剂。
10·The effects of dose, dose rate, monomer concentration, solvents, temperature and crosslinking agents on the graft copolymerization of styrene with polyethylene capillary were illustrated.
阐明了聚乙烯毛细管辐射接枝苯乙烯时,剂量、剂量率、单体浓度、溶剂、温度和交联剂等对接枝率的影响。