Chemical Name: 1,6-Hexanediamine, N,N'-bis(2,2,6,6-tetramethyl-4-piperidinyl)-,
polymer with 2,4,6-trichloro-1,3,5-triazine, reaction products with
2,4,4-trimethyl-2-pentanamine
Structural Formula:
Molecular Formula: [C35H66N8]n(n=4-5)
Molecular Weight: 2100-3000
CAS No.: 70624-18-9
Properties: UV-944 944 is a high molecular weight hindered amine light stabilizer (HALS). It shows excellent compatibility, high resistance to extraction and low volatility.
Specification:
| Item |
Requirements |
| Appearance |
White crystal powder or yellowish granule |
| Melting point, ºC |
110.0~130.0 |
| Volatilizing, % |
Max. 1.0 |
| Ash, % |
Max. 0.10 |
| Transmittance, % |
425nm |
Min. 93.0 |
| 500nm |
Min. 95.0 |
Uses: Areas of application include polyolefins (PP,PE), olefin copolymers such as EVA as well as blends of polypropylenewith elastomers. In addition in certain instances CHIMASSORB 944 is highly effective in polyacetals, polyamides, polyurethanes, flexible and rigid PVC, as well as PVC blends and in certain styrenic elastomer and adhesive specialty applications.
Package and Storage: 25 KG cartons or drums, or according to customers' requirements. Store in a cool area designed for the storage of chemicals. Period of validity: Normally 24 months.
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