A PROCESS FOR PREPARATION OF AN INSTUMESCENT FIRE RETARDANT PAINT COMPOSITION

摘要

This invention relates to a process for the preparation of instumescent fire retardant paint composition, comprising in the steps of subjecting a mixture of 30-35% dehydrading /carbonising agent, 10-15% carbon compound, 2.5-3.5% blowing agent as herein described, 8-12% pigment, 1-2% additives, 0.1-0.3% dispersing and wetting agent, 0.1-0.3% defoaming agent and water to the step of grinding, adding a 20-25% polymer emulsion to said mixture, adding thixotropic agent to said mixture, adding 0.5% preferably 0.4% biocide to mixture of step (c) to obtain intumescent fire retardant paint.