| 摘要 |
A primer for use on EPDM roofing membranes in conjunction with neoprene (polychloroprene) based contact adhesives comprises an admixture of 100 parts of thermoplastic block copolymer, 10 to 1000 parts of halogenated butyl rubber, 10 to 1000 parts of aromatic hydrocarbon reinforcing resin and solvent. |
