December 3, 2012

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 2012 ACS

Patent Number: US 8309781
Title: Process for the production of light olefins from ethanol in the presence of a macroporous catalyst that comes in the form of balls
Inventor(s): Coupard, Vincent; Guillon, Emmanuelle; Maury, Sylvie; Cadran, Nicolas
Patent Assignee(s): IFP Energies Nouvelles, Fr.
Source: U.S. Pat. Appl. Publ., 9pp. CODEN: USXXCO
Language: English

Abstract:
A process for the production of C3-6 light olefins from ethanol is described,and said process comprises at least the passage of a feedstock that contains ethanol into at least one reaction unit that is provided with at least one catalyst that comes in the form of spherical balls with a diameter 1-3 mm, each of said spherical balls comprising at least one zeolite and at least one alumina-based substrate and having a pore distribution such that the macropore volume that is measured by mercury porosimetry is 0.10-0.20 mL/g and the mesopore volume that is measured by mercury porosimetry is 0.25-0.35 mL/g.

View the full-text USPTO patent 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