PTSI (Para-Toluenesulfonyl Isocyanate), a sulfonyl isocyanate, is designed to react instantly to remove water. This rapid reaction helps stabilize urethane formulations against the deleterious effects of residual moisture which can restrict production, impair quality and reduce product life. Urethane systems utilizing PTSI can be applied under the most demanding humidity, dew point or temperature conditions and still guarantee the best corrosion resistance.
PTSI is a moisture scavenger considered critical in the formulation of urethane-based coatings, adhesives, sealants, and UV-inks. It is also an important intermediary for many pharmaceutical products.
Since 1989, VanDeMark has been the world’s leading producer of PTSI. By applying the strict principles of Responsible Care and proprietary phosgene technology in an ISO-certified facility, VanDeMark provides its customers with unmatched quality control, environmental concern and operational excellence. We maintain an ample inventory of PTSI for expedient shipment throughout the world. In addition, VanDeMark offers the most experienced sales and service support to assist customers with their technical questions and application needs.
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