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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. 850

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Food Contact Substance:  1,3-butadiene, 2-methyl-, homopolymer, of cis-1,4-configuration, cyclized (CAS Reg. No. 68441-13-4).
Notifier:  Zeon Corporation
Manufacturer:  Zeon Corporation
Intended Use:  To be used as a modifier in food contact materials fabricated from ethylene-vinyl acetate-vinyl alcohol copolymer (EVOH), complying with 21 CFR 177.1360(a)(3).
Effective Date:  12/31/2008
Limitations/Specifications:  The FCS will not exceed 35 percent by weight in the polymer blend. The EVOH/FCS blend may also contain optional adjuvant substances permitted for such use under 21 CFR 170 through 179. Food contact materials containing the FCS will not exceed 2 mils in thickness and may contact Food Types I, II, IV-B, VI-A, VI-B, VII-B, and VIII, under Conditions of Use C through G as described in Tables 1 and 2.
Environmental Impact Decisions:  Environmental Decisions Site