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Coatings Ingredients
The material selection platform
Coatings Ingredients
by SpecialChem
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p-Toluenesulfonyl Isocyanate (PTSI)

Technical Datasheet | Supplied by VanDeMark Chemical
p-Toluenesulfonyl Isocyanate (PTSI) is sulfonyl isocyanate by VanDeMark Chemical. Acts as a moisture scavenger. Urethane systems utilizing PTSI can be applied under the most demanding humidity, dew point or temperature conditions and still guarantee the best corrosion resistance. Its reactivity towards active hydrogen atoms makes it useful as a scavenger for water and other isocyanate reactive groups such as free acid in powdered aluminum alkanoates and active hydrogen present in carbon black pigments. p-Toluenesulfonyl Isocyanate (PTSI) is suitable for the formulation of urethane-based coatings and UV inks.
Product Type
Moisture Scavengers
Chemical Composition
Sulfonyl isocyanate
CAS Number
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