C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 215/12 (2006.01) C07C 213/10 (2006.01)
Patent
CA 2074887
- 19 - Abstract of the Disclosure Tertiary-butyldiethanolamine subject to color deterioration is purified and stabilized against color formation by vacuum distilling said amine at a pressure within the range of 1 to 50 mm.Hg (1-50 torr) in the absence of a reducing agent.
Overgaard Thomas H.
Verduce Louis P.
Atochem North America Inc.
Borden Ladner Gervais Llp
Elf Atochem North America Inc.
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