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U.S. Department of Health and Human Services

Inventory of Effective Food Contact Substance (FCS) Notifications

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FCN No. 165

Polyplastics and Kureha

According to Section 409(h)(1)(C) of the Federal Food, Drug, and Cosmetic Act, food contact substance notifications (FCNs) are effective only for the listed manufacturer and its customers. Other manufacturers must submit their own FCN for the same food contact substance and intended use.

Food Contact Substance: Polyphenylene sulfide (CAS Reg. No. 25212-74-2 or 26125-40-6).
Notifier: Polyplastics
Manufacturer/Supplier: Polyplastics and Kureha
Intended Use: Component of repeated use food-contact articles.
Limitations/Specifications*: The polyphenylene sulfide polymers are to be manufactured by the equimolar reaction of sodium sulfide and p-dichlorobenzene using the synthetic scheme described in the notification. The finished polymer has a melt temperature (Tm) of 272-283°C and an average molecular weight ranging from 25,000 to 100,000 Daltons. The polymer will be used under conditions of use A through H and in contact with all types of food.
Effective Date: Oct 16, 2001
National Environmental Policy Act (NEPA)** Submission: Categorical Exclusion 25.32(j)
FDA Decision: Categorical Exclusion Memo