| 摘要 |
1293698 Making hard candy medicaments &c RICHARDSON-MERRELL INC 3 Aug 1971 [10 Aug 1970] 36430/71 Heading A5B [Also in Division A2] Volatile ingredients are introduced into hard candy whilst it is in the plastic (heated) state in the form of a gel composed of a volatile additive, e.g. an essential oil, and "microfine" silica. A polyethylene glycol of M.W. 3000 to 10000 may be added to the gel before use to convert it to a solid which can be granulated and used in that form. Reference is made to many volatile materials such as synthetic and essential oils which may have a variety of physiological properties. |
