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Title: Chemical production processes and systems

Patent ·
OSTI ID:1178248

Hydrogenolysis systems are provided that can include a reactor housing an Ru-comprising hydrogenolysis catalyst and wherein the contents of the reactor is maintained at a neutral or acidic pH. Reactant reservoirs within the system can include a polyhydric alcohol compound and a base, wherein a weight ratio of the base to the compound is less than 0.05. Systems also include the product reservoir comprising a hydrogenolyzed polyhydric alcohol compound and salts of organic acids, and wherein the moles of base are substantially equivalent to the moles of salts or organic acids. Processes are provided that can include an Ru-comprising catalyst within a mixture having a neutral or acidic pH. A weight ratio of the base to the compound can be between 0.01 and 0.05 during exposing.

Research Organization:
Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC05-76RL01830
Assignee:
Battelle Memorial Institute (Richland, WA)
Patent Number(s):
9,012,699
Application Number:
14/274,193
OSTI ID:
1178248
Resource Relation:
Patent File Date: 2014 May 09
Country of Publication:
United States
Language:
English

References (11)

Catalyst for reducing lower polyhydric alcohols by hydrogenolysisal higher polyhydric alcohols and method for preparing catalyst patent March 1996
Hydrogenation catalyst, and a method for its preparation and use, in particular for hydrogenation and/or hydrogenolysis of carbohydrates and polyhydric alcohols patent August 1996
Preparation of 1,2-propanediol patent April 1997
Catalysts and process for hydrogenolysis of sugar alcohols to polyols patent September 2001
Hydrogenolysis of 5-carbon sugars, sugar alcohols, and other methods and compositions for reactions involving hydrogen patent November 2002
Hydrogenolysis of 6-carbon sugars and other organic compounds patent January 2005
Hydrogenolysis of 6-carbon sugars and other organic compounds patent-application June 2003
Method of producing lower alcohols from glycerol patent-application November 2005
Methods and systems for generating polyols patent-application January 2008
Hydrogenolysis of Glycerol and Products Produced Therefrom patent-application September 2008
Multi-metal reduction catalysts and methods of producing reduction catalysts patent-application April 2009

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