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About Bossin

Establishment Date
2007 Year

Establishment Date

Technology Center
3500

Technology Center

Technical personnel
80 +

Technical Personnel

Invention patent
90 +

Invention Patent

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Common Defects in UV Gel Nail Polish (Part 6)


During the application of UV gel polish, incomplete curing is one of the factors that can compromise coating performance. When cured incompletely, the surface of the gel polish remains tacky after irradiation and shows fingerprint marks, or the interior of the coating remains liquid, preventing the formation of a hard, intact film. Unlike surface defects such as wrinkling and shrinkage, incomplete curing means that the product’s fundamental performance is not fully realized. Understanding the causes of incomplete curing can help users consciously avoid this issue during application.

2026-04-30

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Common Defects in UV Gel Nail Polish (Part 5)


During the application of UV gel nail polish, yellowing is one of the common quality issues affecting light-colored and transparent products. Yellowing manifests as a yellowish tint appearing in the originally clear or light-colored coating after curing or following a period of use—white turns off-white, and clear becomes pale yellow—severely compromising the visual appeal of the manicure. Unlike physical defects such as wrinkling or chipping, yellowing is a chemical aging phenomenon. Understanding the root causes of yellowing can help users consciously avoid this issue during both application and storage.

2026-04-30

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High Performance UV Coating Materials for Industrial Surface Protection, Fast Curing Systems, and Advanced Functional Finishing Applications


UV coating materials offer fast UV curing, high gloss, strong adhesion, and excellent durability. Widely used for industrial surface protection and finishing.

2026-04-30

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Video Account

Bossin cordially invites you to visit the 2025 China International Coatings Exhibition.
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Bossin cordially invites you to visit the 2025 China International Coatings Exhibition.

UV monomer with a curing speed more than 30% faster than that of trifunctional monomers
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UV monomer with a curing speed more than 30% faster than that of trifunctional monomers

Low-irritation version of HDDA
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Low-irritation version of HDDA

A high-refractive-index UV monomer
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A high-refractive-index UV monomer

Although it’s quite ordinary, it offers great value for the price.
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Although it’s quite ordinary, it offers great value for the price.

A UV monomer used in fields such as PCB ink, UV curing agents, and offset printing ink.
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A UV monomer used in fields such as PCB ink, UV curing agents, and offset printing ink.