In the realm of material science, ensuring durability against environmental stressors like ultraviolet (UV) radiation is a constant challenge. The chemistry of UV absorbers provides a powerful solution, with compounds like Drometrizole (CAS 2440-22-4) playing a critical role. NINGBO INNO PHARMCHEM CO.,LTD. is dedicated to supplying high-quality UV absorbers that enable manufacturers to create more resilient and longer-lasting products.
Drometrizole, a hydroxyphenyl benzotriazole, functions by absorbing UV light energy. Its molecular structure is specifically designed to efficiently absorb photons in the UV spectrum, a process that initiates the degradation of many organic materials. By absorbing these high-energy photons, Drometrizole converts the energy into harmless thermal energy, effectively preventing it from initiating photo-oxidative processes within the host material. This mechanism is the essence of 'polymer stabilization against UV degradation'.
The widespread adoption of Drometrizole for 'UV protection for plastics' and coatings is a testament to its efficacy. It offers broad-spectrum UV absorption and excellent compatibility with a wide range of polymers, including polycarbonates, polyesters, and acrylic resins. This makes it a versatile additive for applications requiring enhanced weatherability and color fastness. For businesses looking to 'buy UV absorber 2440-22-4', NINGBO INNO PHARMCHEM CO.,LTD. offers a reliable supply chain and high-purity products.
The 'benefits of hydroxyphenyl benzotriazole' technology, particularly its photostability, means that Drometrizole offers long-term protection without significant loss of its UV-absorbing capability. This ensures that products remain protected throughout their intended service life. As industries continue to explore 'industrial grade UV absorber applications', Drometrizole remains a leading choice for its proven performance and contribution to material longevity. Partnering with NINGBO INNO PHARMCHEM CO.,LTD. ensures access to this vital chemistry for superior product development.
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.