An aqueous fluororesin coating composition and a process for producing the same, the coating composition comprising a core/shell fluorine-containing copolymer dispersed in an aqueous medium, the core/shell fluorine-containing copolymer comprising a core comprising a fluorine-containing copolymer comprising a repeating unit derived from a fluoroolefin monomer and a repeating unit derived from a vinyl carboxylate monomer and having a glass transition point Tg of 40°C or more, and a shell comprising a fluorine-containing copolymer comprising a repeating unit derived from a fluoroolefin monomer and a repeating unit derived from a vinyl carboxylate monomer and having a glass transition point Tg of from -10 to 30°C, the weight ratio of the core to the shell being from 20/1 to 1/2.
一种
水性
氟树脂涂料组合物及其生产工艺,该涂料组合物包括分散在
水性介质中的芯/壳含
氟共聚物,芯/壳含
氟共聚物包括芯,该芯由含
氟共聚物组成,该含
氟共聚物由
氟烯烃单体衍生的重复单元和
乙烯基羧酸酯单体衍生的重复单元组成,其
玻璃化转变点Tg为40℃或更高、和外壳,外壳由含
氟共聚物组成,含
氟共聚物由
氟烯烃单体衍生的重复单元和
乙烯基羧酸酯单体衍生的重复单元组成,
玻璃化转变点 Tg 为 -10 至 30°C,内核与外壳的重量比为 20/1 至 1/2 之间。