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PUREfos TPP is an aryl phosphite which can be used as a stabilizer in several types of polymers which include adhesives, styrenics, engineering thermoplastics, polyesters, polyolefins, polyurethanes, coatings, epoxies, and PVC where food contact regulatory approval is not required.

Functions: Secondary Antioxidant, Stabilizer

Chemical Family: Phosphites, Polyolefins

Compatible Polymers & Resins: Epoxies (EP), Polycarbonates (PC), Polyesters, Polyolefins, Polyurethanes (PU), Polyvinyl Chloride (PVC)

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Identification & Functionality

Chemical Family
Chemical Name
Plastics & Elastomers Functions
CAS No.
101-02-0
EC No.
202-908-4
Technologies
Chemical Structure

PUREfos TPP - Chemical Structure

Features & Benefits

Key Attributes

TPP offers excellent color improvement and heat stability for polyurethane, rubber and resins. In addition, TPP is able to adjust viscosity in polyesters and act as a catalyst adjuvant in polyolefins.

Applications & Uses

Product Applications

Usage of TPP include in several polymer applications which include in coatings, adhesives, epoxies, polyesters, polycarbonates, PVC etc.

Properties

Physical Form
Appearance
Clear liquid
Soluble in
Aprotic organic solvents
Insoluble in
Water
Typical Properties
ValueUnitsTest Method / Conditions
Color (Pt/Co)max. 50APHA
Specific gravity (at 25°C/15.5°C)1.180 - 1.186
Acid Valuemax. 0.2mg KOH/g
Refractive Index (at 25°C)1.587 - 1.590
Phosphorus Content10%
Flash Point146°CPensky-Martens Closed Cup
Viscosity (at 38°C)10.2cps
Density (at 25°C)1.18g/mL
Vapor Pressure (at 20°C)5mm Hg

Packaging & Availability

Packaging Information

Available in 200 kg drums and 1000 kg IBC.

Storage & Handling

Shelf Life
1 year
Product Handling

In accordance with good industrial practice, handle with care and avoid unnecessary
personal contact. Use only with adequate ventilation.

Product Storage

This product may be stored in a sealed container for at least 1 year. Containers should be kept tightly closed when not in use and stored in a cool, dry place. Open drums/containers should be used as soon as possible to avoid hydrolysis especially in hot and humid environment.