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A wide variety of UV-resistant, three-proof coatings
Release time:
2025-12-16 17:23
UV-curable protective coatings (UV triple-protection coatings) are widely used in the electronics manufacturing industry. Thanks to their rapid curing and comprehensive protective properties, they can effectively shield electronic components from environmental factors such as moisture, dust, and corrosion. The following provides a brief overview of their common types and related characteristics.
I. Single-component UV-curable coatings
This type of coating requires no additional preparation and consists primarily of resin, photoinitiators, and additives. It is easy to apply and cures rapidly. Under UV light irradiation, the photoinitiator triggers rapid polymerization of the resin, enabling the formation of a dense protective layer within a short period. It is ideal for high-efficiency continuous production processes and can create a strong, stable protective film on the surface of electronic components, offering excellent moisture- and dust-proof performance.
II. Two-Component UV-Curing Coatings
This type of coating consists of two components: a resin and a curing agent. Before use, these components must be precisely mixed. The application process is relatively complex, but once cured, the coating delivers superior mechanical and chemical performance. The coating exhibits high hardness, excellent wear resistance, and good corrosion and weathering resistance. It is particularly suitable for electronic components operating in harsh environments or requiring high levels of protection—such as automotive electronics and telecommunications equipment.
III. Waterborne UV-Curing Coatings
Using water as the dispersion medium, this product boasts outstanding environmental friendliness, is free of irritating odors, and is easy to clean. The curing process generates virtually no volatile harmful substances, and the resulting coating exhibits excellent resistance to water, weathering, and corrosion. After curing, the coating typically appears transparent or semi-transparent, without affecting the appearance or identification of components. It is ideally suited for production processes that prioritize environmental protection, as well as for electronic devices requiring long-term protection against humid and corrosive environments.
IV. Modified Acrylate UV-Curing Coatings
Modified based on acrylate resins, this coating combines the high efficiency of UV curing with the inherent mechanical properties of the material itself. After curing, this type of coating exhibits a well-balanced combination of hardness and toughness, strong adhesion, and excellent weather resistance and chemical corrosion resistance. It is particularly suitable for applications in aerospace, precision instruments, and other fields that demand extremely high levels of protection and reliability, and can maintain stable performance even under harsh conditions such as high temperature and high pressure.
V. Conclusion
Different types of UV-curable protective coatings each have their own unique characteristics and are suited to specific electronic manufacturing applications. When making a selection, it’s essential to comprehensively consider factors such as component materials, operating environment, protection requirements, and process conditions, while also adhering to the relevant application guidelines to ensure both coating performance and component safety.
| Bo Xing Related Product Recommendations |
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| Three-proof adhesive |
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| Product Model |
Product Features |
Application areas |
| B-02 (Phosphate Acrylate) |
Enhance adhesion to substrates such as metal, glass, and plastic. |
Vacuum-plated UV coatings, metallic UV varnishes, UV adhesives, UV inks |
| B-404 (Aliphatic Polyurethane Acrylate) |
Excellent flexibility and moisture stability |
UV-resistant, three-proof coating, self-adhesive, dual-curing system |
| B-404C (Aliphatic Polyurethane Acrylate) |
Excellent flexibility and moisture stability |
UV-resistant, three-proof coating, self-adhesive, dual-curing system |
| B-405 (Aliphatic Polyurethane Acrylate) |
Good adhesion and excellent moisture stability. |
UV-resistant three-proof coating, dual-curing system |
| B-405H (Aliphatic Polyurethane Acrylate) |
Good adhesion and excellent moisture stability. |
UV-resistant three-proof coating, dual-curing system |
| B-549 (Polyester Acrylate) |
Low viscosity, adhesion, and weather resistance |
UV base coat, UV three-proof coating, weather-resistant paint |
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