Understanding how materials are protected from the damaging effects of ultraviolet (UV) radiation is crucial for many industries, from plastics and coatings to cosmetics and textiles. UV radiation, a component of sunlight, possesses high energy that can break chemical bonds within materials, leading to photodegradation. This process can result in a loss of mechanical strength, discoloration, and a shortened product lifespan. Hydroxyphenyl benzotriazole derivatives, such as UV Absorber UV-P (CAS 2440-22-4), are at the forefront of advanced UV protection technology.
The efficacy of hydroxyphenyl benzotriazoles lies in their unique molecular structure, which allows them to absorb UV light very efficiently. When a UV photon strikes the molecule, it excites an electron to a higher energy state. This energy is then rapidly dissipated as heat through a process called excited-state intramolecular proton transfer (ESIPT). This rapid conversion of UV energy into harmless thermal energy prevents the molecule from reacting with the surrounding material and minimizes the transfer of damaging energy to the polymer matrix or product formulation.
UV Absorber UV-P specifically targets the UV-A and UV-B regions of the spectrum, typically between 300 and 400 nm, which are most detrimental to organic materials. Furthermore, these compounds exhibit excellent photostability, meaning they can undergo this absorption-dissipation cycle many times without significant loss of their protective capability. This durability is essential for long-term protection in applications subjected to constant environmental stress.
For businesses looking to leverage this advanced protection, sourcing high-quality UV absorbers is paramount. As a leading manufacturer of UV Absorber UV-P in China, we are dedicated to producing this chemical intermediate with exceptional purity and consistency. Our role is to supply industries with the building blocks for superior UV protection solutions. We understand that when you buy UV Absorber UV-P, you are investing in the longevity and performance of your end products.
We invite R&D scientists and procurement managers to explore the technical specifications and benefits of our UV Absorber UV-P. Understanding the science behind UV protection empowers informed decisions. Rely on us as your trusted supplier, offering competitive UV Absorber UV-P prices and a commitment to quality that supports your product development goals.
Manufacturing Facilities






Professional Export Experience
to Global Customers
1. 20 years of R&D, manufacturing and sales experience, serving customers in 60 countries and regions around the world;
2. Own R&D laboratory, pilot platform and large-scale production workshop, which can meet the audit requirements of global customers;
3. We can satisfy customers' perfect transition from small scale lab requirements (gram level) to commercialization requirements (hundred tons level).
A: We don't have Minimum Order Quantity, exact quantity should be provided before quotation for us to calculate the exact cost.
A: We don't provide free samples due to lots of request and expensive international courier's cost, we can deduct the sample charge after commercial order placed.
A: Our payment terms: Small or sample order: T/T IN ADVANCE. Commercial order: First order should be by T/T IN ADVANCE or L/C at sight, and following orders T/T 30~90days is acceptable subject to approval of credit application.