公开(公告)号：US10683386B2

公开(公告)日：2020-06-16

申请号：US15571608

申请日：2016-05-04

Applicant: KCC CORPORATION

Inventor： Sang Hun Han ,  Seung Yeob Choi ,  Woo Ram Kim ,  Jee Hye Ann ,  Byung Soo Moon ,  Jun Tae Kang

IPC: C08G59/18 ,  C09D5/03 ,  C09D7/40 ,  C09D7/63 ,  C07D233/56 ,  C08G59/50 ,  C08G59/62 ,  C08L63/00 ,  C09D163/00

Abstract: Provided is a powder coating latent curing agent; and an epoxy powder coating composition having the same, and more specifically, to a powder coating latent curing agent, which is prepared by hot blending of a product of an addition reaction of imidazole, an amino alcohol and an epoxy resin with a phenolic curing agent resin, is capable of securing latency by inhibiting the reactivity of a phenolic curing agent, is capable of providing an improved coating film appearance and bending resistance when applied as a curing agent to a powder coating, and is capable of improving the workability of a coating preparation; and an epoxy powder coating composition having the same.