申请人:THE FIRESTONE TIRE & RUBBER COMPANY
公开号:EP0285929A2
公开(公告)日:1988-10-12
A roofing composition comprising a blend of a thermoplastic elastomer containing at least two polymer blocks wherein one of said polymer blocks is a crystalline polymer block and one of said polymer blocks is an amorphous polymer block, and a vulcanizable elastomer selected from the group consisting of EPDM, butyl, neutralized sulfonated EPDM, neutralized sulfonated butyl and mixtures thereof. The roofing compositions have particular application as roofing membranes (i.e. roof sheeting) or roof flashing materials.
一种屋顶组合物,由含有至少两种聚合物嵌段的热塑性弹性体(其中一种聚合物嵌段为结晶聚合物嵌段,另一种聚合物嵌段为无定形聚合物嵌段)和可硫化弹性体混合而成,可硫化弹性体选自由三元乙丙橡胶(EPDM)、丁基橡胶、中和磺化三元乙丙橡胶(EPDM)、中和磺化丁基橡胶及其混合物组成的组。屋顶组合物特别适用于屋顶膜(即屋顶板)或屋顶防水材料。