Quick Details
| Classification: |
Chemical Auxiliary Agent |
CAS No.: |
70624-18-9 |
Other Names: |
hals 944,light stabilizer 944 |
| MF: |
C28H50N2O4 |
EINECS No.: |
258-207-9 |
Purity: |
99% |
| Place of Origin: |
China (Mainland) |
Type: |
light stabilizer |
Usage: |
Coating Auxiliary Agents, Plastic Auxiliary Agents, Rubber Auxiliary Agents |
| Brand Name: |
Lonwinchem |
Model Number: |
HALS 944 |
Appearance: |
white powder or granule |
| Molecular weight: |
2100-3000 |
Softening range (ºC): |
110 -130 |
Relative density: |
1.01(20°C) |
| Ash: |
0.1% max |
Volatile: |
1.0% max |
Transmittance: |
≥93 %(425nm) |
| Light Transmittance: |
≥95 %(450nm) |
Packaging & Delivery
| Packaging Details: |
25kgs cardboard /drum (inner with plastic bag) or according to customer's request. |
| Delivery Detail: |
Shipped in 15 days after payment |
light stabilizer 944 /HALS 944
Chemical name:
Poly-{[6-[(1,1,3,3-tetramethylbutyl)amino]-1,3,5-triazine-2,4-diyl][(2,2,6,6-tetrameth yl-4-piperidyl)imino]-1,6-hexanediyl[(2,2,6,6-tetramethyl-4-piperidyl)imino]}
CAS NO: 70624-18-9
Molecular formula: [C35H64N8]n (n=4-5)
Specifications:
Appearance: white powder or granule
Light transmittance: ≥93 %(425nm) ≥95 %(450nm)
Volatile matter : ≤1.0%
Ash: ≤0.1%
Molecular weight(Mn ):2100-3000
Softening point : 110°C -130°C
Bulk density: 548-646 ( g/L )
Relative density: 1.01(20°C)
Weight loss temp. : > 270°C
Solubility: .Soluble in organic solvents, slight in methanol, insoluble in water
Introduction: It is one kind of high molecular Light stabilizer , with multiple functional groups. It can be used in low density PE film, PP tape, EVA film, ABS, PP fiber, PPE, polyacetals, polyamides, polyurethanes, PVC, PVC blending material, polystyrene , rubber and viscose, It can work with UV adsorbent because its special structutre and large molecularweight( 3000,). It also can be used in film and fiber. also can be used as antioxidant and heat stabilizer of polymer, The dosage of agricultural film is 2‰
Cautions : S or halogen may offer bad effects , or some stabilizer, insecticide and fire
retardant may react with 944. Please test before use.
Storage:
Store in dry places under 30 ºC avoiding moisture and heat.
Package:
25kgs cardboard /drum (inner with plastic bag) or according to customer's request.
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