Addivant

Weston® Liquid Phosphite Ester Antioxidants

Key Applications

PVC, ABS, PC, PET fiber, polyurethane, coatings

Product Description

Weston® Liquid Phosphite Ester Antioxidants  are suitable for a variety of systems, especially as a secondary stabilizer for PVC. They are ideal for systems that do not require regulatory approval for food contact.

Grades

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namekey propertiesdocumentation
Weston® 430Weston® 430 is a specialty alkyl phosphite having a hydroxyl number of 395 mg KOH/gm. It can be used as an effective heat, color and viscosity stabilizer for several polymers including polyester fibers and polyurethanes.SDS*TDS
Weston® 439Weston® 439 is a phosphite ester used to improve the color, light stability and clarity of PVC and vinyl chloride copolymers. SDS*TDS*
Weston® DPDPWeston® DPDP is an alkyl-aryl phosphite ester which is used as a color and processing stabilizer for polymers such as polycarbonate, polyurethanes, ABS, and coatings where regulatory approval for food contact is not required. Weston ® DPDP also serves as a secondary stabilizer for PVC.SDS*TDS*
Weston® PDDPWeston® PDDP is an alkyl-aryl phosphite ester which can serve as a color and processing stabilizer for several polymers; typically used for ABS, polycarbonate, polyurethane, coatings, and PET fiber where regulatory approval for food contact is not required.SDS*TDS*
Weston® TDPWeston® TDP is a trialkyl phosphite ester used as a secondary stabilizer in ABS,PET, PET fibers, coatings, lubricants, PVC, polycarbonate, polyurethanes, and polyolefins where food contact approvals are not requiredSDS*TDS*
Weston® TLPWeston® TLP is a trialkyl phosphite ester which can be used as a lubricant additive to enhance anti-friction and anti-wear, also used as a sulfur deactivator.SDS*TDS*
Weston® TLTTPWeston® TLTTP is a phosphite stabilizer which contains sulfur, used as a heat and thermal stabilizer for a variety of polymers not requiring regulatory approvals for food contactSDS*TDS