公开(公告)号：US20220154029A1

公开(公告)日：2022-05-19

申请号：US17593243

申请日：2020-03-13

申请人： NOURYON CHEMICALS INTERNATIONAL B.V. ,  KEIMFARBEN GMBH

发明人： Peter Harry Johan GREENWOOD ,  Patrick WILHELM ,  Rüdiger LUGERT ,  Franz HEIBERGER ,  Florian ZIMMERLY

IPC分类号： C09D17/00 ,  C09D7/62 ,  C09D7/43 ,  C09D7/65 ,  C09D7/40 ,  C09D7/80 ,  C09D1/04

摘要： The present disclosure relates to a pigment dispersion comprising silane-modified colloidal silica particles, an organic and/or inorganic pigment, a water-soluble thickening polymer in an amount of 0.1 wt. %, and water. The pigment dispersion is useful for tinting paint compositions, and exhibits excellent storage stability and washout resistance of the resulting coating. Another aspect of the present disclosure relates to a method for tinting a paint composition.