Chemical name: Bis (2,2,6,6-tetramethyl-4-piperidyl) sebacate
Introduction: UV-770 is a hindered amine light stabilizer (HALS), is used for polypropylene (tapes, films, thick items), polyethlene (thin and thick items) styrenics (acrylonitrile butadienestyrene, polystyrene, high impact polysyrene), polyurethane, polyacetaL, polyamide.
Empirical Formula: C28H52O4N2
CAS NO: 52829-07-9
Physical Properties
Molecular Weight: 481
Appearance: white crystals
Melting Range: 81-85 °C
Flashpoint: >150 °C
Specific Gravity (20 °C): 1.05 g/cm3
Transmissirity: 425nm≥ 98%
500nm≥ 99%
Volatility Pure substance; TGA, heating rate 20 °C /min in air
Weight Loss (%) Temperature ℃ 0.7 150
0.7 175
1.0 200
2.1 225
7.2 250
19.8 275
Solubility At 20 °C (g/100ml solvent) Solvent Solubility
Acetone 19%
Chloroform 45%
Ethanol -
Ethyl Acetate 24%
n-Hexane 5%
Methanol 38%
Methylene Chloride 56%
Tol
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Trade Leads Directory -> All Trade Leads -> Chemicals -> Chemical Additives -> UV-770 [CAS:52829-07-9]
