Invention Grant
- Patent Title: Method of reducing color in alkanolamine compositions and compositions produced thereby
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Application No.: US16060309Application Date: 2016-12-06
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Publication No.: US10662144B2Publication Date: 2020-05-26
- Inventor: Feng Xu , Flaiyh Al-Anazi
- Applicant: SABIC GLOBAL TECHNOLOGIES B.V.
- Applicant Address: NL Bergen op Zoom
- Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
- Current Assignee: SABIC GLOBAL TECHNOLOGIES B.V.
- Current Assignee Address: NL Bergen op Zoom
- Agency: Norton Rose Fulbright US LLP
- International Application: PCT/IB2016/057384 WO 20161206
- International Announcement: WO2017/098408 WO 20170615
- Main IPC: C07C213/10
- IPC: C07C213/10 ; C07F5/02 ; C07D215/08 ; C07D215/10 ; C07D215/12
Abstract:
A method of reducing color in an alkanolamine is described. The method includes contacting the alkanolamine with a color-reducing amount of a borane complex effective to provide a color-reduced alkanolamine composition having a Platinum-Cobalt Color Value, according to Test Method ASTM D1209, of less than 50.
Public/Granted literature
- US20180370898A1 METHOD OF REDUCING COLOR IN ALKANOLAMINE COMPOSITIONS AND COMPOSITIONS PRODUCED THEREBY Public/Granted day:2018-12-27
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