Enmai 770 light stabilizer

Brand: enmai model: 770

 

Origin: Shanghai

 

Melting point: 85 ℃

 

Light transmittance: 98 ‰

 

Package: 25kg / barrel

 

PH value: 7

 

detailed description:

 

Light stabilizer 770

 

Chemical name: bis (2,2,6,6-tetramethylpiperidinyl) decanoate

 

English Name: bis (2,2,6,6-tetramethyl-4-piperyl) sebacate

 

C A S NO： 52829-07-9

 

Molecular formula: c28h52o4n2

 

Quality standard: appearance: colorless or yellowish crystalline powder

 

Transmittance: ≥ 95% (425nm)

 

≥98%(500nm)

 

Volatile matter: ≤ 0.5% (105 ℃ for 2 hours)

 

Melting point: 81 ℃ - 85 ℃

 

Content: ≥ 98.5%

 

Ash content: ≤ 0.1%

 

Molecular weight: 480.74

 

Main uses: suitable for polypropylene, high density polyethylene, polyurethane, polystyrene, ABS resin, etc. the light stabilization effect of 770 is better than that of commonly used light stabilizer. When used together with antioxidant, the heat resistance can be improved. When used together with UV absorber, the light stability can be further improved.

 

Storage: the product should be stored in dark, dry, low temperature and dry conditions less than 30 ℃.

 

Packing: 25kg cardboard bucket, lined with plastic bag.