• Decrease font size
  • Return font size to normal
  • Increase font size
U.S. Department of Health and Human Services

Inventory of Effective Food Contact Substance (FCS) Notifications

  • Print
  • Share
  • E-mail

FCN No. 537

Return to Listing
Food Contact Substance:  2,2'-(1,4-Phenylene)bis[4H-3,1-benzoxazin-4-one] (CAS Reg. No. 18600-59-4). REPLACES FCNs 428 and 493
Notifier:  Cytec Industries Incorporation
Manufacturer:  Cytec Industries Incorporation
Intended Use:  To be used as an ultraviolet (UV) light stabilizer in ethylene phthalate (PET) polymers complying with 21 CFR 177.1630 (Polyethylene phthalate polymers), 21 CFR 177.1315 (Ethylene-1,4-cyclohexylene dimethylene terephthalate copolymers), or that are the subject of an effective FCN.
Effective Date:  11/17/2005
Limitations/Specifications:  The substance will be used at levels not to exceed 1.0 percent by weight in the polymer for single and repeat use in contact with food types I, II, III, IVA, IVB, V, VIA, VIB, VIC (containing up to 15 percent alcohol), VIIA, VIIB, VIII, IX under Conditions of Use C through G, as described in Tables 1 and 2.
Environmental Impact Decisions:  Environmental Decisions Site