潘金莲被吸乳揉到高潮的视频,久久99久久99精品免观看,在电影院里拨开内裤挺进,护士交换粗吟配乱大交动态图

Package: 25kgbag or drum

Uses : flame retardant

Product description: HBCD replacement flame retardant Brominated SBS? BROMINATED SBS flame retardant for xps insulation replacement of HBCD Synonyms: Br-SBS?, Brominated SBS; polystyrene-polybutadiene-polystyrene; Benzene, ethenyl-, polymer with 1,3-butadiene, brominated CAS NO: 1195978-93-8 Br content: 64% min Appearance: white or off-white powder Packing : aluminium foil bag or 25kg fiber drum Br-SBS flame retardant is a highly effective brominated polymeric flame retardant for polystyrene foams, It provides outstanding thermal stability and excellent flow properties and UV resistance with polymeric structure. Br-SBS offering comparable flame retardant performance in polystyrene form to Hexabromocyclododecane with same bromine content. It is a perfect alternative to replace HBCD in EPS and XPS foams, requiring minimal reformulation in current production lines.