|
|
Article: Pigment dispersion and its effect on defects and appearance.(Coatings Clinic)
- Article from:
- JCT CoatingsTech
- Article date:
- September 1, 2006
- Author:
CopyrightCOPYRIGHT 2006 Federation of Societies for Coatings Technology. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
|
The quality of the pigment dispersion in a paint can have a considerable effect on the appearance of the resultant coating and the frequency of defects. Partially dispersed pigment often appears as seeds and/or gives a rough, low gloss surface. The color may be different from what is expected. In other cases, the pigment may be well dispersed initially, but become flocculated on further grinding, during storage of the paste, on letdown, or on storage as the finished paint. Flocculation can contribute to a number of defects, including poor gloss, poor leveling, flooding and floating, Benard cells, and poor color development (see the March 2006 issue of JCT COATINGSTECH for ...
Related newspaper, magazine, and journal articles:
|
|
Article: Coatings clinic: introduction to thermal analysis.
JCT CoatingsTech;
June 1, 2008 ;
700+ words
... ... an excellent paper in this journal (D. Kranbuehl and A. Domanski, JCT COATINGSTECH, 1 (6), 48-55 (2004)), I will not deal with it here. "Coatings Clinic" is intended to provide a better understanding of the many defects and ...
|
|