Chemical Additives Light Stabilizer UV Absorber UV531 Bp-12 UV-81 for PVC, PE, PP etc.

• CAS No.: 1843-05-6
• Formula: C21h2603
• Appearance: Powder
• Usage: Rubber Auxiliary Agents, Plastic Auxiliary Agents
• Color: Yellow
• Transport Package: 25kg/Bag
• Model NO.: UV-531
• Origin: China
• HS Code: 39029000
• Production Capacity: 5000mt/Year

Product Description

 UV Absorber UV-531 (UV-12, Chimassorb 81)
Characteristics:

This product is a light stabilizer with good performance, capable of absorbing the UV radiation of 240-340 nm wavelength with the

characteristics of light color, It can protect the polymer to its maximum extent, helps to reduce the color. It can also delay the yellowing andobstacle the loss of its physical function.

 Specifications:

Appearance:	Yellowish crystalline powder
Purity:	≥99.0% by GC
Volatile matter:	≤0.5%
Melting point:	47-49°C
Ash content:	≤0.1%
Transmittance:	450nm  91.0%min
	500nm  95.0%min

 

Applications:

It is widely applied to PE,PVC,PP,PS,PC organic glass, polypropylene fiber,

ethylene-vinyl acetate etc.

Its dosage is 0.1%-0.5%.

Packing: 20/25kg carton box or fiber drum

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