Sinolstab® UV-944 / HALS 944 Light Stabilizer-944 Chimasorb 944 CAS 70624-18-9 / 71878-19-8

Light Stabilizer-944 Details

Chemical Name: Light Stabilizer-944

Other Name: HALS 944; Chimasorb 944

CAS No.: 70624-18-9; 71878-19-8

Molecular Formula: C35H69Cl3N8

Molecular Weight:708.3

Light Stabilizer-944 Structure:

Light Stabilizer-944 Structure

Appearance: White powder or light yellow granules

Description

Light Stabilizer-944 Typical Properties

Item Specifications
Appearance White powder or light yellow granules
Melting point,℃ 110-130
Ash ≤0.1%
Volatile matter ≤1.0%
Transmittance 425 nm≥93% 450 nm≥95%
Solubility water <0.01
Ethyl acetate >50
Hexane 41
Methanol 3
acetone >50

What Is Light Stabilizer-944?

UV-944 is a high molecular weight hindered amine light stabilizer with excellent compatibility, extraction resistance and low volatility. Feature of light stabilizer 944 are high molecular weight hindered amine light stabilizer, excellent compatibility, good resistance to extraction and low volatility.

 

Light Stabilizer-944 Usage

1.HALS 944 application include polyolefins (PP, PE), olefin copolymers such as EVA as well as blends of polypropylene with elastomers. It imparts excellent light stability to thin articles, particularly fibers and films. In thick cross sections it is specifically suitable for polyethylene articles.

2. HALS 944 Used in polyoxymethylene (POM), polyamide (PA), polyurethane (PU), soft and hard PVC and PVC blends.

3. HALS 944 Usedon styrene elastomers and stickies

4. Sulphur or halogen type may affect UV-944 effect when exists.

5. It’s concentrations range between 0.1 % and 2.0 %, depending on the substrate, processing conditions and application.

 

Light Stabilizer-944 Packaging and Shipping

Packing: 25kg/ Drum

Delivery: By Sea or By Air

 

Light Stabilizer-944 Storage

Stored in cool dry place away from light.

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