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Coatings Ingredients
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Coatings Ingredients
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SONGSORB® CS 328

Technical Datasheet | Supplied by Songwon
HSP Distance with JADEWIN® UV 571: 0.5
SONGSORB® CS 328 by Songwon is a 2-(2'-hydroxy-3',5'-di-t-amylphenyl)benzotriazole. Acts as a strong absorber of ultraviolet radiation in the 2900-400nm region. Has a high degree of photostability - photochemical energy absorbed in the ultraviolet region is dissipated as thermal energy. Features strong UV absorption, low initial color, good solubility and moderately low volatility. Can be used in combination with phenolic & phosphite antioxidants, and HALS to optimize performancein outdoor application protecting against gloss reduction, cracking, color change and blistering. SONGSORB® CS 328 is mainly recommended for use in ambient and low temperature cured system. It is suitable for use in applications like automotive coatings, industrial coatings and wood stains or do-it-yourself paints. It is listed on AICS, DSL, IECSC, ENCS, NZIOC, ECL, EINECS, TSCA and PICCS inventories.
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Product Type
Light Stabilizers / UV Absorbers > Benzotriazoles
Chemical Composition
2-(2'-Hydroxy-3',5'-di-t-amylphenyl)benzotriazole
CAS Number
25973-55-1

Compatiblity with other products

Find products that are predicted to be compatible with SONGSORB® CS 328.

This list of compatible products is generated out of estimated HSP values. A practical determination of these HSP values would provide higher certainty.
Learn more about Hansen Solubility Parameters (HSP) and their use in predictive formulation.

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