UV Stabilizer Light Stabilizer 944

Polymerized highly effective HALS with low volatility and low degradation, a fine heat stabilizer and anti-oxidant, working well with AO and UVA;

Widely used in polyolefin (such as PP, PE, HDPE, LDPE, LLDPE), PEX, co-polymers (such as copolyn of EVA, propylene and rubber), PPE, POM, PA, PU, soft and hard PVC, PVC blend and adherents


  • Product Details

Product Name

UV Stabilizer 944

Chemical Name

Poly-{[(1,1,3,3-tetramethylbutyl)amino]-1,3,5-triazine-2,4-diyl}[2,2,6,6-tetramethyl-4-piperidyl]imino]-1,6-hexanediyl[(2,2,6,6-tetramethyl-4-piperidyl)imino]}}

Formula

[C35H64N8]n (n=4-5)

Structure

CAS No.

70624-18-9

Molecular Weight

2100-3000

Properties

Appearance

White powder or light yellow granules

Light Transmittance

425nm:93% 450nm:95%

Volatile Matter

1%

Ash Content

0.1%

Softening Point

110- 130

Bulk Density

548-646 g/L

Relative Density

20: 1.01

Weight Loss Point

270

Solubility

Soluble in acetone, toluene, xylene, ethyl acetate, ethanol, chloroform

Slightly soluble in methanol

Insoluble in water

Toxicity

INTOXIC

Features and

Application Area

Polymerized highly effective HALS with low volatility and low degradation, a fine heat stabilizer and anti-oxidant, working well with AO and UVA;

Widely used in polyolefin (such as PP, PE, HDPE, LDPE, LLDPE), PEX, co-polymers (such as copolyn of EVA, propylene and rubber), PPE, POM, PA, PU, soft and hard PVC, PVC blend and adherents

Recommended Dosage

2 3

Cautions

Avoid direct sunlight, moisture, high temperature, substances with sulfur or halogen such as some stabilizers, flame retardants and pesticides.

Testing required before use.

Pack & Store

25kg cardboard barrels lined with plastic bags; or otherwise customized


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