UV Absorber UV-623

Product Introduction:

This product is a highly efficient ultraviolet absorber, primarily used in polyvinyl chloride, polystyrene, unsaturated polyester, polycarbonate, polymethyl methacrylate, polyethylene, ABS resin, epoxy resin, and cellulose resin, among others.

Technical Specifications:

Appearance: Pale yellow crystalline powder or cylindrical granules

Content: ≥99%

Melting Point: 137－141℃

Volatile Matter: ≤0.5%

Light Transmittance: 460nm≥97% 500nm≥98%

Characteristics:

1. It exhibits high ultraviolet absorption capability within the ultraviolet spectrum range (especially 270～380nm), providing excellent light stabilization for plastic products.

2. This product hardly absorbs visible light, making it particularly suitable for colorless transparent and colored products.

Recommended Dosage:

Thin products: 0.1-0.5%

Thick products: 0.05-0.2%.

Toxicity and Safety:

This product is non-toxic and allows direct contact.

Packaging: 25 kg paper drum with inner plastic bag lining.

Storage:

Store in a cool, dry place away from light.