GOYENCHEMUV-770 Light stabilizer CAS No. 52829-07-9
GOYENCHEMUV-770 is special hindered amine type light stabilizer, it can eliminate macromolecular compound, the free radical caused by sunlight. Meanwhile, GOYENCHEMUV-770 also owns good heat stability, it’s cost-efficient and high effective light stabilizer.
Description
Intro
GOYENCHEMUV-770 is a special hindered amine type light stabilizer, it can eliminate macromolecular compounds, the free radical caused by sunlight. Meanwhile, GOYENCHEMUV770 also owns good heat stability, it’s a cost-efficient and highly effective light stabilizer. GOYENCHEMUV770 also provides prominent light stability, and dispersion and can be compatible with various macromolecular products.
Chemical Name: Bis-(2,2,6,6-tetramethyl 4-piperidinyl)sebacate
Chemical Structure:
Chemical Formula: C28H52N2O4
Molecular Weight: 481
CAS No.: 52829-07-9
Properties
| Grade | GOYENCHEMUV-770 |
| Appearance | White crystalline powder or granule |
| Melting point | 80-86°C |
| Color of solution (10g/100ml Toluene) 425nm | 97.0% min |
| (Transmission) 500nm | 98.0% min |
| Loss on drying | 0.5% max |
| Assay (by GLC) | 99.0% min |
| Ash | 0.1% max |
Applications
- Polyolefin: GOYENCHEMUV-770 is suitable to use for PE, PP, TPO, and TPU (extraction forming product) has excellent weather resistance, and usage amount: 0.2-0.5%.
- Polystyrene resin: Provide excellent light stable effect for ABS, IPS, PS, SAN, ASA…etc. Combined with GOYENCHEMUV-328, have a synergism effect. Usage amount: 0.3-0.5%.
- Polyurethane: Provide weather resistance of PU leather. Combined with GOYENCHEMUV-328, have a synergism effect. Usage amount: 0.3-0.5%.
- Other macromolecular compounds: such as Polyamides, Polyacetals.
Package
50 kg Net/Fiber drum inner with PE bag
20 kg Net/Paper bag inner with PE bag
