Invention Grant
- Patent Title: Air treatment and long term fragrance release gel
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Application No.: US16088838Application Date: 2017-03-29
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Publication No.: US10899913B2Publication Date: 2021-01-26
- Inventor: Andrea C. Keenan , Emmett M. Partain, III , Theodore Tysak , Jennifer J. Todd
- Applicant: Rohm and Haas Company , Union Carbide Corporation
- Applicant Address: US PA Collegeville; US TX Seadrift
- Assignee: Rohm and Haas Company,Union Carbide Corporation
- Current Assignee: Rohm and Haas Company,Union Carbide Corporation
- Current Assignee Address: US PA Collegeville; US TX Seadrift
- Agent Kenneth Crimaldi
- International Application: PCT/US2017/024759 WO 20170329
- International Announcement: WO2017/176526 WO 20171012
- Main IPC: C08L5/04
- IPC: C08L5/04 ; C08L1/28 ; C08J3/075 ; A61L9/04 ; A61L9/012
Abstract:
A method for producing a crosslinked gel. The method comprises steps of: (a) combining (i) water, (ii) alginic acid, alginates, or mixtures thereof, (iii) carboxymethylcellulose, (iv) a salt of calcium, magnesium or zinc, (v) a nonionic surfactant and (vi) fragrance to form a gel having a surface; and (b) contacting with the surface of said gel an additional aqueous solution of a salt of calcium, magnesium or zinc.
Public/Granted literature
- US20200148859A1 AIR TREATMENT AND LONG TERM FRAGRANCE RELEASE GEL Public/Granted day:2020-05-14
Information query
