Invention Grant
- Patent Title: Method and test kit for recreation of an odor
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Application No.: US16477310Application Date: 2017-02-03
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Publication No.: US11078442B2Publication Date: 2021-08-03
- Inventor: Edison Diaz , Daniel Kohrs , Katharina Michels , Sebastian Buch
- Applicant: Symrise AG
- Applicant Address: DE Holzminden
- Assignee: Symrise AG
- Current Assignee: Symrise AG
- Current Assignee Address: DE Holzminden
- Agency: Dilworth & Barrese, LLP
- International Application: PCT/EP2017/052397 WO 20170203
- International Announcement: WO2018/141402 WO 20180809
- Main IPC: C11B9/02
- IPC: C11B9/02 ; B01J3/04 ; B01D11/02 ; B01L3/12

Abstract:
Suggested is a method for the extraction of fragrances from natural starting material consisting of the following steps: (a) providing a sample of the natural starting material in a pressure proof sample container; (b) bringing in the sample in contact with liquefied petroleum gas of propane and/or butane gas, preferably; (c) extracting the fragrances from the natural starting material provided in step (b); (d) venting of the pressure proof sample container, while the liquefied petroleum gas is evaporated and the fragrances is maintained as residue in the container; and optionally (e) dissolving the fragrances in a suitable solvent.
Public/Granted literature
- US20200157464A1 METHOD AND TEST KIT FOR RECREATION OF AN ODOR Public/Granted day:2020-05-21
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