Chat Now |
Home ProductsUV absorber

UV Absorber UV-312 for PET/PBT Resins/PA/PC/PVC/PU Light Stabilizer 312 CAS 23949-66-8

All Products

Optical Brightener

(15)

Flame Retardant Agent

(2)

Brightener Agent

(2)

Yellow removing transparent agent

(2)

Toughening Agent

(1)

UV absorber

(16)

Antioxidant

(5)

Nucleating Agent

(2)
I'm Online Chat Now

UV Absorber UV-312 for PET/PBT Resins/PA/PC/PVC/PU Light Stabilizer 312 CAS 23949-66-8

UV Absorber UV-312 for PET/PBT Resins/PA/PC/PVC/PU Light Stabilizer 312 CAS 23949-66-8
UV Absorber UV-312 for PET/PBT Resins/PA/PC/PVC/PU Light Stabilizer 312 CAS 23949-66-8

Large Image :  UV Absorber UV-312 for PET/PBT Resins/PA/PC/PVC/PU Light Stabilizer 312 CAS 23949-66-8

Product Details:
Place of Origin: China
Brand Name: RQT
Model Number: UV-312
Payment & Shipping Terms:
Minimum Order Quantity: 1
Packaging Details: 25kg/bag
Delivery Time: 1-3days
Supply Ability: 200tons/mouth
Contact Now Chat Now

UV Absorber UV-312 for PET/PBT Resins/PA/PC/PVC/PU Light Stabilizer 312 CAS 23949-66-8

Description
Highlight:

Benzotriazole-based UV Absorber UV-312

,

280-320 nanometers absorption Light Stabilizer 312

,

Low volatility UV-312

UV Absorber UV-312 for PET/PBT Resins/PA/PC/PVC/PU Light Stabilizer
Product Specifications
Chemical Name UV absorber UV-312/Light stabilizer 312
English Name Ultraviolet Absorbent UV-312 (VSU)
CAS Number 23949-66-8
EINECS 245-950-9
Appearance White powder
Melting Point 124-127°C (lit.)
Density 1.26g/cm³ (Predicted)
Purity 99.00%
Light Transmittance 460nm ≥96.00%
500nm ≥98.00%
Molecular Formula C₁₈H₂₀N₂O₃
Packing (25 kg * 1) Carton
Applications & Usage
Recommended Dosage: 0.1-0.5%
Key Features & Benefits
  • Benzotriazole-based UV absorber with excellent UVB absorption efficiency
  • Absorbs ultraviolet light from 280-320 nanometers with peak absorption at 298 nanometers
  • Excellent compatibility with various polymer systems
  • Low volatility and exceptional thermal stability
  • High absorption efficiency for superior light protection
  • Non-reactive with metal ions and brighteners
  • No cross-reaction with photoinitiators
Compatible Materials

Suitable for polyesters, polyvinyl chloride, polyamides, polyurethanes, polycarbonates, poly(methyl methacrylate), acrylic resins, unsaturated resins, cellulose resins, powder coatings, and solvent coatings. Specifically designed for: PA, PC, PVC, PU, and PET/PBT resins.

Tag:

270-380nm UV absorption UV Absorber UV-234,

137-141°C melting point Light Stabilizer 234,

99% purity Benzotriazole-type UV Absorber

Contact Details
Henan Ruiqite Chemical Industry Co., Ltd.

Contact Person: Ms. Coco

Tel: +86 18217621160

Send your inquiry directly to us (0 / 3000)

About
LEAVE MESSAGE

Privacy Policy | China Good Quality Optical Brightener Supplier. © 2025 - 2026 Henan Ruiqite Chemical Industry Co., Ltd.. All Rights Reserved.