Process for preparation of high purity methacrylic acid

Details for Australian Patent Application No. 2008349761 (hide)

Owner Evonik Rohm GmbH

Inventors Kolbl, Gerhard; Meier, Ralf; Kostner, Martin

Agent Spruson & Ferguson

Pub. Number AU-A-2008349761

PCT Pub. Number WO2009/095111

Priority 08101089.4 30.01.08 EP

Filing date 17 November 2008

Wipo publication date 6 August 2009

International Classifications

C07C 57/04 (2006.01) Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms

B01D 3/14 (2006.01) Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping - Fractional distillation

C07C 51/25 (2006.01) Preparation of carboxylic acids or their salts, halides, or anhydrides

C07C 51/43 (2006.01) Preparation of carboxylic acids or their salts, halides, or anhydrides

C07C 51/44 (2006.01) Preparation of carboxylic acids or their salts, halides, or anhydrides

C07C 51/48 (2006.01) Preparation of carboxylic acids or their salts, halides, or anhydrides

Event Publications

24 June 2010 PCT application entered the National Phase

  PCT publication WO2009/095111 Priority application(s): WO2009/095111

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2008349764-Cathode active material for lithium secondary batteries with high safety and method of preparing for the same and lithium secondary batteries comprising the same

2008349753-Mounting plate