Spray paint special resin manufacturer

The spray paint special resin is an important performance indicator, which directly affects the appearance quality and aesthetics of the coating after painting. The glossiness is influenced by various factors. The following is a detailed analysis of glossiness by spray paint special resin manufacturers:

1. Definition and measurement of glossiness

Glossiness refers to the ability of an object's surface to reflect light, and is a physical quantity that measures the smoothness of the object's surface and its ability to reflect light. In the field of spray painting, glossiness is usually measured by a glossiness meter, with commonly used measurement angles of 20 °, 60 °, and 85 °, among which 60 ° glossiness is the most commonly used measurement angle.

2. Factors affecting the glossiness of spray paint special resin

Resin types: Different types of spray paint special resins have different glossiness characteristics. For example, acrylic amino resin has the advantages of high solid content, high cross-linking density, and no need for acid catalysis, resulting in relatively high glossiness and achieving a mirror effect. However, some traditional resins, such as urea formaldehyde resin, have relatively low glossiness due to their low molecular weight and solid content.
Resin formula: The formula of the resin also has a significant impact on its glossiness. By adjusting the proportion of each component in the resin, such as increasing the amount of gloss additives used, the glossiness of the resin can be improved. Meanwhile, the type and amount of curing agent used in the resin can also affect its glossiness.
Production process: The production process also has a certain impact on the spray paint special resins. For example, in the production process of resin, improper control may lead to the breakage or insufficient cross-linking of resin molecular chains, thereby affecting its glossiness.

Spray painting process: In addition to the glossiness of the resin itself, the spray painting process also affects the glossiness of the coating. For example, factors such as pressure, distance, speed, and coating thickness during painting can all affect the glossiness of the coating.

3. Methods to Improve the Glossiness of Spray Paint Special Resin

Choose the appropriate type of resin: Based on specific usage needs, choose a resin with higher glossiness, such as acrylic amino resin.
Optimize resin formula: By adjusting the resin formula and increasing the amount of gloss additives used, the glossiness of the resin can be improved.
Improve production process: Optimize the production process of resin to ensure the integrity of resin molecular chains and sufficient cross-linking, thereby improving its glossiness.

Control the spray painting process: During the spray painting process, reasonably control the parameters such as spray painting pressure, distance, speed, and coating thickness to achieve the best glossiness effect.

4. Application and selection of glossiness

In practical applications, the glossiness selection of spray paint special resins should be determined based on the specific usage environment and requirements. For example, in situations where high glossiness is required, such as car shells, home appliance shells, etc., resins with high glossiness should be selected; In some situations where glossiness is not required, such as building exterior walls, industrial equipment, etc., resin with moderate glossiness can be chosen.
In summary, the glossiness of spray paint special resins is an important performance indicator that is influenced by various factors. By selecting appropriate resin types, optimizing resin formulas, improving production processes, and controlling spray painting processes, the glossiness of resins can be improved to meet the needs of different occasions.