Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method of purifying triethanolamine

Method of purifying triethanolamine

US Patent 6388137 · Granted May 14, 2002

Estimated economic value: $348,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for the production of N,N-dimethylacetamide (DMAC)2012
Method for avoiding corrosion2007
Method for the continuous production of N-methyl-2-pyrrolidone (NMP)2007
Method for the production of 2-pyrrolidone2007
Preparation of N-methyl-2-pyrrolidone (NMP)2002
Process for the preparation of alkanolamines having improved color quality2001
Process for the preparation of alkanolamines having improved color quality2001
Process for the preparation of alkanolamines having improved color quality2001
Process for the preparation of alkanolamines having improved color quality2001
Removal of halides from halide-containing nitrile mixtures2000
Preparation of 3-aminomethyl-3,5,5-trimethylcyclohexylamine having a cis/trans i2000
Method and composition to increase the life of Liquid hydroxy-and alkoxyalkyl ke1999