4-phenylethynyl phthalic anhydride

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4-PEPA - TDS

4-PEPA - SDS

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Specifications

Minimum

Maximum

Purity, %

98 --

Volatiles, %

--

0.5 Melting point

149 °C

--

Appearance

White to Orange - Brown powder to crystal

Certifications & Registrations

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4-Phenylethynyl phthalic anhydride

4-Phenylethynyl phthalic anhydride Product Properties

119389-05-8

C₁₆H₈O₃

248.23

149 °C

Solid

White to Orange – Brown powder to crystal

Application

Polyimides are well known for possessing excellent thermal and oxidative stability, as well as excellent mechanical properties.

4-Phenylethynylphthalic anhydride (4-PEPA) is a commonly used end-capping agent, which can improve the thermal stability, solvent resistance and processibility of polyimides. Used in Aerospace composites and coatings.

Packaging

25 Gal Lock Ring Fiber Drum, 25 Kg. Net

Storage and handling guidelines

Keep container tightly closed in a dry and well-ventilated place. Moisture sensitive. Shelf-life: 2 year

Regulatory Information

Reference: Cymer SDS 4-PEPA

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Download

4-PEPA - TDS

4-PEPA - SDS

Request a Sample

Specifications

Minimum

Maximum

Purity, %

98

--

Volatiles, %

--

0.5

Melting point

149 °C

--

Appearance

White to Orange - Brown powder to crystal

Certifications & Registrations

Ask us about our Reach certification status

4-Phenylethynyl phthalic anhydride

4-Phenylethynyl phthalic anhydride Product Properties

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