P.A.T. Products plasticizers

The ProFlex sulfonamide plasticizers, Citriflex 84 acetyl tributyl citrate, and PTSC tosyl chloride. Our own brands, stocked in North America and shipped across the United States, Canada and Mexico.

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About P.A.T. Products

ProFlex, Citriflex and PTSC are P.A.T. Products' own brands. We have supplied them to ink, coating, adhesive and engineering plastics formulators in North America for decades, from stock held in the United States.

The ProFlex grades are sulfonamide plasticizers. Sulfonamides are polar, which is what lets them plasticize resins a general-purpose plasticizer softens poorly: polyamide and nylon, cellulose acetate and nitrocellulose, shellac, and amino resins. The same polarity gives low solubility in petroleum hydrocarbons, so a sulfonamide-plasticized film holds up against oils and greases. ProFlex 8 and ProFlex 4 are liquids. ProFlex 9S is the parent amide, a solid, and it is reactive: its N-H condenses into amino resins and consumes isocyanate in polyurethane systems.

Citriflex 84 is acetyl tributyl citrate, the citrate ester used where a phthalate has to come out of a formulation and food-contact clearance has to stay in. It carries FDA food-contact listings and an EU 10/2011 entry.

PTSC is p-toluenesulfonyl chloride, a reactive sulfonyl chloride building block used for tosylation in fine-chemical and coatings synthesis. It does no plasticizing, and it sits in this line because it is the head of the same chemistry family: tosyl chloride is what makes a sulfonamide when it meets an amine.

Every page below carries the chemistry, the CAS number, the specification the material is released against, and the documents available on request. Samples ship from North American stock. Cross-references to commonly specified plasticizer grades are available on request.

P.A.T. Products plasticizers we stock and supply

Plasticizers

Citriflex 84

Acetyl tributyl citrate (ATBC), a bio-based citrate ester. Acetyl tributyl citrate, the non-phthalate plasticizer with FDA food contact clearance and an EU 10/2011 listing. Flash point 204 degrees C.

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ProFlex 4

N-butyl benzenesulfonamide. A colourless liquid sulfonamide plasticizer for polyamide, polyacetal, polycarbonate and polysulfone. Low-temperature flexibility and low water absorption.

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ProFlex 8

N-ethyl ortho/para toluenesulfonamide, 70/30 isomer mixture. A liquid sulfonamide plasticizer and adhesion promoter for the polar resins a general-purpose plasticizer softens poorly. Nylon, cellulosics, shellac and inks.

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ProFlex 9S

Ortho/para toluenesulfonamide, the parent amide, reactive. A white solid reactive plasticizer for melamine, urea formaldehyde, epoxy and polyurethane systems. The free N-H condenses into the cured network.

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Specialty intermediates

PTSC

p-Toluenesulfonyl chloride, a reactive sulfonyl chloride. Tosyl chloride as a stocked North American raw material. A white crystalline solid at 99 percent assay for tosylation in fine-chemical and coatings synthesis.

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