A process for preparing particles of a powder coating composition is provided which comprising the steps of a) providing a first particle component comprising a plurality of first particles, wherein the first particles comprise a film forming resin; b) providing a second particle component comprising a plurality of second particles; c) mixing the first and second particle components to form a particle mixture; d) fluidizing the particle mixture in a gas flow; and e) subjecting the fluidized particle mixture to a heating event under conditions effective to provide a plurality of composite particles at a temperature greater than the temperature of the gas flow.
提供了一种制备粉末涂料组合物颗粒的工艺,该工艺包括以下步骤:a) 提供由多个第一颗粒组成的第一颗粒组分,其中第一颗粒包括成膜
树脂;b) 提供由多个第二颗粒组成的第二颗粒组分;c) 混合第一和第二颗粒组分以形成颗粒混合物;d) 在气流中使颗粒混合物流态化;以及 e) 使流态化颗粒混合物在有效条件下进行加热,以提供温度高于气流温度的多个复合颗粒。