olefin,toluene

cyclo olefin copolymer (coc) topas 6013l-17/6013s-04/6015s-04
【预售】olefin upgrading catalysis by nitrogen-based metal
【预订】olefin metathesis and polymerization catalysts
olefin 奥利芬 户外面料 户外家具面料 牛津布
【预订】progress in olefin polymerization ca.