聚乙烯醇缩丁醛
PVB;POLYVINYLBUTYRAL RESIN;POLY(VINYL BUTYRAL);POLY(VINYL BUTYRAL) 1,000;POLY(VINYL BUTYRAL) 2,000;POLY(VINYL BUTYRAL) 2,400;POLY(VINYL BUTYRAL) 630;POLY(VINYL BUTYRAL) 800;POLY(VINYL BUTYRAL) 920;Polyvinyl butyral;Polyvinyl Butyral(PVB);Butvar B-98;Butvar®Butvar? B-98;M.W. 25000-40000;M.W.170,000-250,000;M.W.40,000-70,000;M.W.90,000-120,000;Poly[(2-propyl-1,3-dioxane-4,6-diyl)methylene];Polyvinyl butyral resin