Paint is a chemical processing category. Its full name is oil-based resin paint. It is composed of oil, resin, pigments, fillers, solvents and some additives. It can be used for building materials and metal surfaces. . ?The functions vary depending on the type of oil and resin. The oil plays a role in drying the coating film.

Types of coatings and paints:

1. According to different parts, paints are mainly divided into wall paints, wood paints and metal paints. Wall paint includes exterior wall paint, interior wall paint and top paint, which are mainly latex paints and other varieties; wood paints mainly include nitrocellulose paint, polyurethane paint, etc., and metal paints are mainly enamel paints.

2. According to different states, paint can be divided into water-based paint and oil-based paint. Latex paint is the main water-based paint, while nitrocellulose paint, polyester ammonia paint, etc. are mostly oil-based paints.

3. According to different functions, paint can be divided into many types: waterproof paint, fireproof paint, anti-mildew paint, anti-mosquito paint, and multi-functional paint with multiple functions, etc.

4. According to the form of action, it can be divided into volatile paint and non-volatile paint.

5. According to the surface effect, it can be divided into transparent paint, translucent paint and opaque paint.

Extended information:

Tips for purchasing coatings

1. Look: Check the relevant test reports of the product, such as China Environmental Protection Product Certification, China Environmental Labeling Products Certifications, etc. For example, 3A Aibaibei Paint, a subsidiary of 3A Environmental Protection Paint, which is listed among the top ten paint brands in China, not only has the above certifications, but also has an SGS test report.

In addition, wall paint samples will be placed in better brand paint stores. When purchasing wall paint, you should first observe the transparency and gloss of the samples to visually judge the coating effect. bad. Good wall paint generally has higher transparency and brighter gloss.

2. Smell: Environmentally friendly wall paint has an elegant and pure smell, and does not have a pungent smell like inferior paint. Therefore, when we are purchasing wall paint, we can ask to open the lid of the paint can, smell the sample paint, and judge the intensity of the smell.

3. Touch: Touch the paint film with your hands. Good wall paint has a high solid content and feels delicate and smooth, while inferior paint has a low solid content and the paint film will still feel brittle and thin even if it is applied many times. Paint containing impurities will also have an obvious grainy feel.

4. Scratch: Use a toothpick or a fingernail or other hard object to scratch the paint film. Good wall paint has high hardness, good scratch resistance, and is not easy to scratch, while wall paint with low hardness will have obvious fine scratches, affecting the beauty of the wall.

People's Daily Online - People's Daily Home Furnishing Knowledge Lecture: 20 Paint Purchase and Construction Experiences

Baidu Encyclopedia - Paint