申请人:Nippon Soda Co., Ltd.
公开号:EP2573148A1
公开(公告)日:2013-03-27
Disclosed is an epoxy or epoxy-polyester curable powder coating composition which can form a favorable cured coating film excellent in adhesion and solvent resistance and is excellent in storage stability. The curable powder coating composition of the present invention contains the following component (A) and component (B): (A) an epoxy resin or an epoxy-polyester hybrid resin; and (B) a clathrate complex which contains (b1) at least one selected from the group consisting of a carboxylic acid compound and a tetrakisphenol compound represented by the following formula (I), and (b2) at least one selected from compounds represented by formula (II). The carboxylic acid compound preferably includes an aromatic carboxylic acid.
本发明公开了一种环氧或环氧-聚酯可固化粉末涂料组合物,该组合物可形成附着力和耐溶剂性优异的固化涂膜,并具有出色的贮存稳定性。本发明的可固化粉末涂料组合物包含以下组分(A)和组分(B):(A)环氧树脂或环氧-聚酯混合树脂;和(B)凝胶络合物,其中包含(b1)至少一种选自下式(I)所代表的羧酸化合物和四双酚化合物,以及(b2)至少一种选自下式(II)所代表的化合物。羧酸化合物最好包括芳香族羧酸。