High Quality UV Stabilizer 770 52829-07-9

Identification
Synonyms Bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate; Decanedioic acid bis(2,2,6,6-tetramethyl-4-piperidinyl)ester
Molecular Formula C28H52O4N2
Molecular Weight 480.73
CAS Number 52829-07-9
EINECS/ELINCS 258-207-9
Structure

Properties
Appearance white crystals or granular
Melting Point 82-85 °C
Specific Gravity 1.05g/ cm3 (20 °C )
Stability stable under ordinary conditions

Application
UV-770 is a hindered amine light stabilizer (HALS), used for polypropylene (tapes, films, thick items), polyethylene (thin and thick items) styrenics (acrylonitrile butadiene styrene, polystyrene, high impact polystyrene), polyurethane, polyacetal,polyamide.
Recommended Applications
1.Polypropylene :
* ABS : 0.3-0.5wt% based on polymer weight
* PS : 0.2-0.3wt% based on polymer weight
* HIPS : 0.2-0.3wt% based on polymer weight

2.  High density polyethylene : 0.2-0.3wt% based on polymer weigh
3.  Polyamide: 0.2-0.3wt% based on polymer weigh
4.  Polyester: 0.2-0.3wt% based on polymer weigh