Method and device for producing formates and the use thereof

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Reexamination Certificate

active

07323593

ABSTRACT:
A process for preparing acid formates which comprises(a) partially hydrolyzing methyl formates with water;(b) separating off by distillation methyl formate and methanol from the reaction mixture obtained in process stage (a), forming a stream comprising formic acid and water; and(c) combining the stream comprising formic acid and water from the process stage (b) and the corresponding formate, forming a mixture comprising the acid formate and water,an apparatus for their preparation and their use.

REFERENCES:
patent: 4261755 (1981-04-01), Berry et al.
patent: 4299981 (1981-11-01), Jackson
patent: 4326073 (1982-04-01), Wolf et al.
patent: 5935625 (1999-08-01), Ploenes et al.
patent: 6906222 (2005-06-01), Slany et al.
patent: 2003/0092939 (2003-05-01), Strofer et al.
patent: 101 54 757 (2003-05-01), None
patent: 102 10 730 (2003-09-01), None
patent: 0 005 998 (1979-12-01), None
patent: 0 017 866 (1980-10-01), None
patent: WO-96/35657 (1996-11-01), None
patent: WO-98/20911 (1998-05-01), None
patent: WO-00/08929 (2000-02-01), None
Bilbiothek, Gmelins Handbuch der Anorganischen Chemie. Achte Vollig neu Bearbeitete Auflage. NATRIUM Mit 75 Figuren, System-Nummer 21. BERLIN (1928) pp. 816-819.
Haupibucherei, Gmelins Handbuch der anorganischen Chemie, 8, Auflage. Herausgegeben von der Deutschen Chemischen Gesellschaft. System-Nummer 22: Kalium. Lieferung 3 Verbindungen bis Kalium und Tellur. BERLIN (1937) pp. 919-921.
Deutches Reich Reichspatetamt Patentschrift. Firma Rudolph Koepp & Co. in Oestrich i. Rhg. und Dr. Egon Elod in Karlsruhe i.B. Patentiert im Deutschen Reiche vom 27. Juni 1923 ab.
The Journal of the American Chemical Society. Vol. XLIII Jul.-Dec. 1921 pp. 1470-1481. Compound Formation and Solubility in Systems of the Type, Formic Acid: Metal Formate (by James Kendall and Howard Adler Feb. 25, 1921).
Ullmann's Encyclopedia of Industrial Chemistry, Sixth Edition, 2000 Electronic Release Formic Acid—Production (Werner Reutemann, Heinz Kieczka).

LandOfFree

Say what you really think

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

Rating

Method and device for producing formates and the use thereof does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method and device for producing formates and the use thereof, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method and device for producing formates and the use thereof will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2753256

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