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YIHOO UV420

Chemical name: 2-(2H-Benzotriazol-2-yl)-5-tert-butyl-2-(4-methylphenyl)-phenol

CAS number: 1877301-52-4

Product form: Light yellow powder

    Specifications         TEST              SPECIFICATION

                                 Volatile Content (%)   ≤0.50

                                            Purity                    ≥99.0%

                                      Melting Point           138-145℃

    Application:

        Widely used in high-end optical and electronic material fields requiring strict UV protection and high-energy blue light shielding performance:

    1. Optical Lenses

    Used in anti-blue-light lenses, functional optical lenses (CR-39, MR-8 series) and invisible lenses.

    Recommended dosage: 0.1%–0.8%

    2. Display Protective Films

    Used for PET protective films, optical clear adhesive (OCA) and polarizer protective layers for smartphones and display panels.

    Recommended dosage: 0.5%–2.0%

    3. Functional Coatings and Adhesive Films

    Used in high-end automotive adhesive films, architectural films, and functional coatings for outdoor optoelectronic applications.

    Recommended dosage: 1.0%–3.0%        

    Pakcage:  /    

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