WATERBASED COATING COMPOSITION CONTAINING POWDER MADE FROM NEEDLE LEAF TREES AND METHOD FOR PREPARING THE SAME

摘要

PURPOSE: An aqueous coating composition is provided not to be harmful for human body, not to generate organic material, to be environmentally friendly, and to reduce noise. CONSTITUTION: An aqueous coating composition comprises 0.2-1.6 weight% of a tackifier; 20-80 weight% of a material selected from a styrene-acryl copolymer, styrene-butadiene copolymer and a mixture thereof; 0.01-1.5 weight% of a foaming agent; 0.5-5 weight% of a corrosion preventer; 1-10 weight% of potassium silicate wollastonite; 2-10 weight% of a calcium carbonate; 3-10 weight% of a zinc compound; 5-40 weight% of a deionized water; and 5-15 weight% of a needle-leaf tree fine powder.