Description
Sinolstab® UV-791 / Tinuvin 791 / Light stabilizer 791
Item |
Specifications |
|
Appearance |
White with light yellow granular |
|
Melting range |
80-130℃ |
|
Volatilizing |
Max.0.50% |
|
Solubility @20℃ |
Water |
Insoluble |
Alcohol |
Soluble |
|
Benzene |
Soluble |
|
Acetidin |
Soluble |
|
Transmittance |
425nm: |
≥90.0% |
500nm: |
≥95% |
|
Ash |
≤0.1% |
|
Relative density |
1.11g/cm3 |
|
Tinuvin 791 Structure
What is Tinuvin 791 (Light stabilizer 791) ?
Tinuvin 791 is a synergistic mixture of Chimassorb 944 and Tinuvin770. Co-polymerized HALS with excellent and long lasting stabilizing effect against light and heat; low volatility; hardly extractable.
Tinuvin 791 (UV Light stabilizer 791) usage
1. Light stabilizer 791 particularly suitable for thick products of PP, PP/EPDM, and PP/PE/EPDM co-polymers and PP and HDPE tape, providing great surface protection.
2. Light stabilizer 791 concentrations range between 0.1 % and 1.0 %, depending on the substrate, processing conditions and application.
3. Light stabilizer 791 can be used in home appliances, rain-proof cloth, plastic woven bag, container bag, geotextile, artificial grass, insect-proof net, automobile.
Tinuvin 791 (UV Light stabilizer 791) Packaging and Shipping
Package: 25kg carton inner with plastic bag or as customer`s requirement.
Tinuvin 791 (UV Light stabilizer 791) Storage
Storage: Keep container tightly closed in a dry and well-ventilated place.
Tinuvin 791 (UV Light stabilizer 791) Safety
In accordance with good industrial practice, handle with care and avoid unnecessary personal contact. Avoid continuous or repetitive breathing of dust. Use only with adequate ventilation. Avoid dust formation and ignition sources.
Note: Avoid sunlight, humidity, high temperature, avoid contact with stabilizers, flame retardants or pesticides containing sulfur or halogen elements, etc., test before use.
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