公开(公告)号：US20240271003A1

公开(公告)日：2024-08-15

申请号：US18569041

申请日：2022-06-14

Applicant: ALLNEX NETHERLANDS B.V.

Inventor： Wouter Marinus Jacobus KLOOSTERMAN ,  Robert HARRER

IPC: C09D175/14 ,  C08G18/62 ,  C08G18/73 ,  C09D5/02

CPC classification number: C09D175/14 ,  C08G18/6254 ,  C08G18/73 ,  C09D5/022

Abstract: The present invention relates to a polyacrylate dispersion comprising a multiphase acrylic polymer, the multiphase acrylic polymer comprising at least one vinyl polymer phase VP1 and one vinyl polymer phase VP2. the multiphase acrylic polymer being prepared by multiple step emulsion polymerization. The present invention also relates to an aqueous coating composition comprising the polyacrylate dispersion, a polyurethane dispersion, and a polyisocyanate crosslinker; to the use thereof in aqueous base coats. especially suitable in, but not limited to, automotive industry.