Extraction process for removal of impurities from mother...

C - Chemistry – Metallurgy – 07 – C

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C07C 51/42 (2006.01) C07B 63/00 (2006.01) C07C 51/48 (2006.01)

Patent

CA 2466999

A method for removing impurities from a mother liquor comprising a carboxylic acid, a metal catalyst, impurities by (a) evaporating the mother liquor comprising a carboxylic acid, the metal catalyst, impurities, water and a solvent in a first evaporator zone to produce a vapor stream and a concentrated mother liquor stream;(b) evaporating the concentrated mother liquor stream in a second evaporator zone to form a solvent rich stream and a super concentrated mother liquor stream;(c) separating organic impurities with a water-solvent solution from the super concentrated mother liquor in a solid-liquid separation zone to form an aqueous stream and a second aqueous stream; (d) mixing in a mixing zone water and optionally and extraction solvent with the aqueous stream and second aqueous stream to form an aqueous mixture; and (e) adding an extraction solvent to the aqueous mixture in an extraction zone to form an extract stream and a raffinate stream.

LandOfFree

Say what you really think

Search LandOfFree.com for Canadian inventors and patents. Rate them and share your experience with other people.

Rating

Extraction process for removal of impurities from mother... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Extraction process for removal of impurities from mother..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Extraction process for removal of impurities from mother... will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFCA-PAI-O-1934655

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.