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Compared with environmental protection and health, water-based paints have absolute advantages (1) environmental protection-non-toxic because water-based paints use water as a diluent solvent and ultra-low VOC content (below the national mandatory standard of 200mg / L), which is true Poisonous, tasteless, high-tech environmentally friendly products. Oil-based paints use organic solvents (banana water, tee water) as diluents. Their products contain benzene, toluene, xylene and their derivatives. In addition, polyester paints also use curing agents (including TDI). The ester paint is the most toxic,
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Water-based coatings are green, energy-saving, safe, and convenient. They have been loved by most people in industry, home furnishings, and decoration. Water-based paint, as a pure environmentally friendly product diluted with water, has lower formaldehyde and lower aromatic hydrocarbons than traditional solvent-based coatings, and is a new generation of high-tech sunrise products. Many people do not understand water-based paints and cannot get rid of the misunderstanding of solvent-based paints and believe that water-based paints are inferior to solvent-based paints.
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As its name implies, water-based coatings are water-based coating products. They have many advantages such as environmental protection and cleanness, non-toxicity and harmlessness to the human body, low manufacturing and purchase costs, good color and luster, and ease of painting. So in terms of specific application scope, which industries can water-based coatings be applied to? The professional technicians of Zheming Ink Coatings will take everyone to find out. 1. In the field of interior and exterior wall painting of construction projects, water-based paint is often applied. Because this coating does not contain irritating gases such as benzene, toluene, and formaldehyde and heavy metals, it meets the national requirements for green building indicators. When painting, the overall paint film is plump, the color is bright and transparent, and it is water resistant , Anti-aging, fast drying, easy to use and so on, so for the construction engineering field, it is a very practical coating product. 2, water-based coatings are widely used in automobile manufacturing and other industrial equipment
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How to control the emissions of industrial coating VOCs? Introduction Due to the large amount of organic solvents used in industrial coatings and thinners, organic solvents are also consumed in the steps of cleaning and degreasing before painting, equipment cleaning after painting, and color-changing cleaning. Therefore, VOCs are emitted by the evaporation and escape of organic solvents. There are many industries involved in industrial coating, including automobiles, ships, containers, furniture, communication equipment and other electronic terminal products, general equipment, special equipment and electrical machinery and equipment manufacturing; etc .; VOCs emit a large amount of emissions, accounting for approximately the entire industrial source VOCs More than 20%, and emits rich in aromatic hydrocarbons and oxygen-containing organic substances, such as photochemically reactive and highly toxic substances, so China should focus on VOCs emissions from industrial coating processes. Status of VOCs Emissions in Industrial Coatings Industry Composition According to the Statistical Yearbook of China Coatings Industry, in 2015, China's total coating output was 1710.8