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Polymer Additives
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Technical Datasheet | Supplied by SI Group
WESTON® TPP is triphenyl Phosphite. Acts as an antioxidant. Can be used as a stabilizer in many types of polymers including styrenics, engineering thermoplastics, polyesters (to regulate viscosity and improve color stability), polyolefins (as a catalyst adjuvant), polyurethanes (to prevent scorching during curing and improve color stability).
Product Type
Antioxidants > Phosphites
Chemical Composition
Triphenyl Phosphite
CAS Number
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