Chemical Structure

Chemical Structure

Chemical Name

Pentaerythritol Tetrakys 3-(3,5-Ditert-Butyl-4-Hydroxyphenyl)Propionate

Chemical Formula

С₇₃Н₁₀₈О₁₂

Cas No.

6683-19-8

Molecular Weight

1178

Specifications

Appearance

White powder or particle

Melting Range (°C)

110 ~ 125

Volatile Loss %

≤ 0.50

Ash Content %

≤ 0.10

Transmittance %, 425nm

≥ 96.0

Transmittance %, 500nm

≥ 98.0

Solubility

Clear

Main Content %

≥ 94.0

Active Ingredient Content %

≥ 98.0

Tin Content %

≤ 2×10⁻⁴‌

Usage Notes

Properties

It is soluble in organic solvents like benzene, acetone, and chloroform, slightly soluble in hexanol, and insoluble in water.

Applications

Applications include polyolefins such as polyethylene, polypropylene, and polybutene, as well as olefin copolymers like ethylene-vinyl acetate copolymer. It is also recommended for use in polyacetal resins, polyamides, polyesters, polyvinyl chloride (PVC), polystyrene-based homopolymers and copolymers, and ABS. Additionally, it can be used in elastomers like butyl rubber, SBS, SEBS, EPM, EPDM, as well as other synthetic rubbers, adhesives (both natural and synthetic resins), and other organic materials.

Storage

This product is stable under normal conditions and does not have any special storage requirements. However, it should be protected from moisture and heat.

Recommended Dosage

The typical dosage range is 0.04% to 0.30%.

Packaging

The product is packaged in PE bags. The net weight per bag is 20kg or 25kg. The pallet is wrapped, with a net weight of 500 kg or 625 kg.

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