1H-NMR法测定苯乙烯-乙烯-丁二烯-苯乙烯嵌段共聚物的加氢度和微观结构
1H-NMR법측정분을희-을희-정이희-분을희감단공취물적가경도화미관결구
Determination of hydrogenation degree and microstructure of styrene-ethylene-butadiene-styrene block copolymer by 1H-NMR
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