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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. 650

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Food Contact Substance:  Hydrogenated styrene butadiene (15 percent styrene to 85 percent butadiene, 67 percent styrene to 33 percent butadiene, or both grades in combination) (CAS Reg. No. 66070-58-4) used in conjunction with cobalt stearate (CAS Reg. No. 13586-84-0).
Notifier:  Toyo Seikan Kaisha, Ltd.
Manufacturer:  Toyo Seikan Kaisha, Ltd.
Intended Use:  The FCS is intended for use as a component of a linear low-density polyethylene (LLDPE) oxygen scavenging barrier layer, which is used as a non-food contact layer in multilayer LDPE bottles.
Effective Date:  10/05/2006
Limitations/Specifications:  The non-food contact oxygen scavenging LLDPE layer will contain hydrogenated styrene butadiene at a level not to exceed 5 weight percent and cobalt stearate at a level not to exceed 250 ppm and will be used in multilayer LDPE bottles for contact with all food types under the Conditions of Use C through G, as described in Tables 1 and 2.
Environmental Impact Decisions:  Environmental Decisions Site