The material selection platform
Polymer Additives
by SpecialChem
Cette page a bien été ajoutée à vos favoris

WESTON® 439 phosphite ester

Technical Datasheet | Supplied by SI Group
WESTON® 439 phosphite ester by SI Group is phosphite antioxidant used to improve the color and light stability & clarity of rigid PVC and rigid vinyl chloride copolymers. It is used for food packaging applications. When WESTON® 439 phosphite ester is used in conjunction with primary metal stabilizers and epoxy stabilizers, performance is improved. It is FDA approved.
Product Type
Antioxidants > Phosphites
Chemical Composition
Poly 4,4' isopropylidenediphenol C12-15 alcohol phosphite
CAS Number
Help us improve the Universal Selector

You can’t find what you are looking for? Please report missing products / suppliers, point out errors, or simply tell us how we could make the Universal Selector better.

Access Reliable
Product Information

Database of 49491 Polymer Additives,
reviewed and updated daily

Improve your Product
Selection Experience

Open your choices, compare products,
ask for samples, contact suppliers

Keep-up with latest
Technical Solutions

Be inspired and never miss again crucial
innovations with our weekly email updates

Back to Top