(Meth)acrylic acid composition and process for producing the same

Details for Australian Patent Application No. 2004316897 (hide)

Owner Mitsubishi Chemical Corporation

Inventors Suzuki, Yoshiro; Ogawa, Yasushi; Yada, Shuhei; Takasaki, Kenji

Agent Griffith Hack

Pub. Number AU-A-2004316897

PCT Pub. Number WO2005/085165

Priority 2004-058779 03.03.04 JP

Filing date 5 October 2004

Wipo publication date 15 September 2005

International Classifications

B01D 9/02 (2006.01) Crystallisation

B01D 3/36 (2006.01) Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping

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

C07C 57/07 (2006.01) Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms

Event Publications

31 August 2006 PCT application entered the National Phase

  PCT publication WO2005/085165 Priority application(s): WO2005/085165

29 April 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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