溶液法乙丙橡胶脱钒技术

乙丙橡胶脱催处理是其采用溶液聚合法制造工艺中的重要过程之一,旨在脱除残留在产品中的催化剂,保证产品质量稳定.主要论述了溶液聚合法工业生产乙丙橡胶的几种脱钒方法,如碱水洗涤法、水洗转相法、活性金属沉淀法、极性溶液萃取法、水油乳液法、酸洗水洗法等.

Technologies for removing vanadium catalyst residues from EPDM solutions by solution polymerization

Technology for removing vanadium catalyst residues from EPDM solutions,is one of important procedures that of preparing EPDM by solution polymerization processes.The purpose is to remove catalyst residue in products,and to keep the quality stability.The methods of removing vanadium from polymer solutions were discussed respectively,such as sodalye washing method,phase inversion by washing method,active metal precipitation method,polar solution extraction method,aqua-oil emulsion method and acid-water washin...