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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. 1057

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Food Contact Substance:  2-Propenoic acid, 2-[1-[3,5-bis(1,1-dimethylpropyl)-2-hydroxyphenyl] ethyl]-4,6-bis(1,1-dimethylpropyl)phenyl ester (CAS Reg. No. 123968-25-2).
Notifier:  Ziko Ltd.
Manufacturer:  Ziko Ltd.
Intended Use:  The FCS will be used as an stabilizer in polystyrene(PS) and rubber-modified polystyrene (RMPS) complying with 21 CFR 177.1640, styrene block copolymers(SB) complying with 21 CFR 177.1810, and PS, RMPS, or SB complying with an effective FCN.
Effective Date:  04/14/2011
Limitations/Specifications:  Maximum use level of 1 percemt by weight of the polymer. The finished polymers are intended to contact all types of food under Conditions of Use A through H, as described in Tables 1 and 2 unless otherwise restricted by the applicable limitations for styrene block polymers in 177.1810 or in an effective FCN.
Environmental Impact Decisions:  Environmental Decisions Site