Entreprise · 27/02/19951 min de lecture
Listing of Color Additives for Coloring Contact Lenses; 1,4- Bis[4-(2-Methacryloxyethyl) Phenylamino]Anthraquinone Copolymers
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Résumé
The Food and Drug Administration (FDA) is amending the color additive regulations to provide for the safe use of the colored reaction product formed by copolymerizing 1,4-bis[4-(2- methacryloxyethyl) phenylamino]anthraquinone with 3- [tris(trimethylsiloxy)silyl]propyl vinyl carbamate (CAS Reg. No. 134072-99-4) and N-vinyl pyrrolidone to form contact lenses. This action is in response to a petition filed by Bausch & Lomb, Inc.