Invention Grant
- Patent Title: Multiple charged ionic compounds derived from polyamines and compositions thereof and methods of preparation thereof
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Application No.: US16554415Application Date: 2019-08-28
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Publication No.: US11236040B2Publication Date: 2022-02-01
- Inventor: Ashish Dhawan , Carter M. Silvernail
- Applicant: Ecolab USA Inc.
- Applicant Address: US MN Saint Paul
- Assignee: Ecolab USA Inc.
- Current Assignee: Ecolab USA Inc.
- Current Assignee Address: US MN Saint Paul
- Agency: McKee, Voorhees & Sease, PLC
- Main IPC: C07C229/16
- IPC: C07C229/16 ; C07C237/06
Abstract:
Disclosed herein are the multiple charged cationic or anionic compounds, methods of making thereof, and articles or compositions comprising thereof. The disclosed multiple charged cationic or anionic compounds are derived from polyamines through two reactions: an aza-Michael addition with an activated olefin having an ionic group and a ring-opening reaction with an epoxide.
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