Number | Name | Date | Kind |
---|---|---|---|
4496576 | Loncrini et al. | Jan 1985 | |
4908456 | Farina et al. | Mar 1990 | |
5037843 | Schoenberg | Aug 1991 |
Entry |
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D. N. Maddox, "The Role of p-Hydroxybenzoates in Modern Cosmetics," Cosmetics & Toiletries, vol. 97 (Nov., 1982), pp. 85-88. |
Joel E. Rogelberg, "Dantogard: A New EPA Registered Preservative," HAPPI, Mar., 1986, pp. 60, 63-64. |
Marvin Rosen, "A New Preservative," Soap/Cosmetics/Chemical Specialties, Mar., 1986, pp. 28-29, 78. |