Intermediates Documentation

Intermediate chemicals such as purified isophthalic acid, maleic anhydride and trimellitic anhydride, are produced at the Joliet, Illinois, facility.

Intermediate chemicals are used in the production of such diverse products as paints, wrinkle-resistant clothing, gasoline additives, and furniture seat cushions.

Purified Isophthalic Acid (PIA) – Additive in polyester resin products and in coatings for the packaging, appliance and automotive industries.

Maleic Anhydride (MAN) – Used in unsaturated polyester resins, agricultural chemicals, and automotive and consumer products.

Trimellitic Anhydride (TMA) – Used in the plasticizers, automotive, construction, appliance and coatings sectors.

Trimellitic Anhydride (TMA) produced by FHR is used to make Trimellitate Plasticizers which have a combination of properties and benefits that meet or exceed those of other plasticizers.

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