Fragrances and flavorants
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United States of America Patent
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Oct 20, 1998
Grant Date -
N/A
app pub date -
Jun 7, 1995
filing date -
Jun 7, 1995
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Compositions useful in the delivery of fragrances and flavorant active agents, and particularly vaporous fragrances and flavorants, are provided. These compositions include a microsphere which includes (a) the active agent; and (b) (i) a proteinoid, (ii) a modified hydrolyzed vegetable protein wherein the protein is modified with an amino reactive agent, or (iii) a combination thereof. Also contemplated is a method for preparing these compositions wherein the active agent is mixed with the proteinoid of hydrolyzed vegetable protein solution and the proteinoid or modified hydrolyzed vegetable protein is precipitated out of the solution, thereby forming a microsphere containing the active agent. In a further embodiment, the active agent is applied to a substrate.
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