Oily paint, also known as oil paint, dry oil as the main film forming a class of paint, mainly oil, thick paint, oily blending paint, oil-based anti-rust paint and putty, protection, which is oil paint and paint co-exist The advantages of oil paint, of course, anti-corrosion, waterproof, anti-oil, chemical resistance, light resistance, temperature and so on. Objects exposed to the atmosphere, by the oxygen, moisture and other erosion, resulting in metal corrosion, wood decay, cement weathering and other damage. The surface of the object coated with oily paint to form a protective film, to prevent or delay the occurrence and development of these damage, so that the life of various materials to extend. Therefore, the protective effect is a major role in oily coatings.