August 12, 2013

CAS databases provide millions of journal article references from more than 10,000 major scientific journals worldwide, patent and patent family references from 63 patent authorities around the world, and other reputable web sources.

The following patent record is from the CAplusSM database.

CAPLUS COPYRIGHT 2013 ACS

Patent Number: US 8461380
Title: Method for producing acrylic acid
Inventor(s): Aoki, Takanori; Arai, Norihide
Patent Assignee(s): Showa Denko K.K., Japan
Source: PCT Int. Appl., 29pp. CODEN: PIXXD2
Language: Japanese

Abstract:
Disclosed is a method for producing an acrylic acid, by which an acrylic acid can be produced, with low energy consumption, from a glycerin mixt. which contains glycerin and one or more compds. selected from the group consisting of fatty acids, fatty acid salts, glycerides, fatty acid esters, alkali compds., and alkali compd. salts. Specifically disclosed is a method for producing an acrylic acid, which comprises a step of obtaining an acrolein mixt. by dehydrating a glycerin mixt., a step of obtaining an acrylic acid mixt. by oxidizing the acrolein mixt., and a step of collecting an acrylic acid from the acrylic acid mixt.

Please note:  Abstracts and Titles for patent records in CAplus are routinely enhanced to better describe the claimed invention.

 View the full-text here.

Recent News

   
    August 4, 2014 | Chemical Abstracts Service (CAS)
    Strengthens Customer Support and Marketing with
    Representation in a New ACS International Office in
    Beijing

    
July 30, 2014 | CAS Announces the 2014 SciFinder
    Future Leaders in Chemistry
   
    July 28, 2014
| Latest Release of New STN Now
    Available, Expands Global Patent Coverage and
    Enhances Search Capabilities
      
                                                                     More News >> 

 Media Contact

 Name: Rhonda Ross
 Phone: 614-447-3624                                       
 Email: cas-pr@cas.org