The present invention relates to a matte powder coating composition comprising a powder coating (A) comprising a resin, a curing agent and a colorant, and a powder coating (B) comprising a resin and a curing agent without containing a colorant, wherein the powder coating (B) has a gelation time of 1200 seconds or less, and the difference in the gelation time of the powder coating (B) and the powder coating (A) is 400 seconds or more; a process for preparing the same; and a method for forming a matte coating film using the powder coating composition.
本发明涉及一种哑光粉末涂料组合物,包括由
树脂、固化剂和
着色剂组成的粉末涂料(A),以及由
树脂和固化剂组成但不含
着色剂的粉末涂料(B),其中粉末涂料(B)的凝胶时间为 1200 秒或更短,粉末涂料(B)和粉末涂料(A)的凝胶时间差为 400 秒或更长;制备该组合物的工艺;以及使用该粉末涂料组合物形成哑光涂膜的方法。