Omnistab UV 571
Omnistab UV 571 a liquid benzotriazole UV absorber. Imparts good light stability to a variety of polymers. Features high compatibility in various substrates, low volatility even at elevated temperatures, and high absorption and protection efficiency. It can be considered for use during polymerization as well as for topical applications on PVC sheets Suitable for thermoplastic PUR, coating and integral foams, rigid and plasticized PVC, PVB, PMMA, PVDC, EVOH, EVA, hot cured unsaturated polyesters and spin finishes for PA, PET, PUR, and PP fibers. Also suitable for styrene homo- and copolymers, elastomers and polyolefins. Dosage ranges between 0.2% and 5.0%.
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|Molecular weight||393.60 g/mol|
|Content (%)||98.00 min|
|Volatiles (%)||0.30 max|
|Color (Gardner)||8.00 max|
|450 nm||90.00 min|
|500 nm||95.00 min|
|Product form(s)||Light yellow liquid (L)|
Omnistab UV 571
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