新型聚合物/液晶复合膜的研究:Ⅰ.膜材料对气体分离性能的影响
Stduies on Novel Polymer/ Liquid Crystal Composite MembranesI. Effect of Membranes Composition on Gas Permeability
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摘要: 用顺丁橡胶,丁苯橡胶及聚氯乙烯与带有CH2=CH-端基的液晶化合物共混,溶液浇铸法成膜,橡胶/液晶复合膜利用S2Cl2蒸气交联。用体积法测定膜的透气性,着重研究了不同基质材料及不同液晶类型对气体分离性能的影响。结果表明顺丁橡胶/液晶复合膜的透气系数最高,且分离性能也最好。Abstract: olybutadiene (cis-PB), butadiene-styrene rubber (SBR) and polyvinylchloride (PVC) dispersed respectively liquid crystals with reactively terminal vinyl group (CH2=CH-) composite membranes were investigated in this peper. The membranes were perpred by ca