Inner surface-coated metal container having excellent resistance against the content
申请人:TOYO SEIKAN KAISHA LIMITED
公开号:EP0758674A1
公开(公告)日:1997-02-19
An inner surface-coated container and, particularly, an aerosol container exhibiting intimate adhesiveness to a metallic base material of the container, inertness to the content and excellent resistance against the corrosion. A thermosetting polyamideimide coating material and, particularly, a composition of a carboxyl group-containing polyamideimide resin and a curing agent consisting chiefly of an epoxy resin, is applied to the inner surface of a metallic aerosol container, and the imide group/amide group absorbancy ratio R is set to be not smaller than 2.5.
一种内表面涂层容器,特别是一种气雾剂容器,可与容器的金属基体材料紧密粘合,对内容物具有惰性和优异的耐腐蚀性。一种热固性聚酰胺酰亚胺涂层材料,特别是一种由含羧基的聚酰胺酰亚胺树脂和主要由环氧树脂构成的固化剂组成的组合物,被涂覆在金属气雾剂容器的内表面上,酰亚胺基团/酰胺基团吸收比 R 被设定为不小于 2.5。