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The following are the most frequently asked questions regarding organic pigments that are referred to DCC's Technical Service Department. The corresponding recommendations are listed.
* Lack of opacity
Mottled appearance of paint film due to separation and uneven distribution of pigments. Remedies include addition of surface active agents, increase viscosity to inhibit mobility of pigments and retard surface flows and addition of small quantities of silicones.
Uniform color changes of paint film after application. This is accentuated by thick films, low …