Metal Oxide Catalyst Carbohydrate Conversion
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Solution Overview
Problem
Existing methods for converting carbohydrates into fuels or fuel precursors are inefficient, expensive, and non-scalable, limiting the production of valuable compounds like 5-hydroxymethylfurfural (HMF) and other biofuels.
Innovation Solution
A method involving the use of metal oxide catalysts to convert hexoses and pentoses into derivatives such as 5-hydroxymethylfurfural (HMF) and other products, including ether-acetals, diethers, diesters, and acetals, by contacting saccharides with metal oxide catalysts at temperatures greater than 100 degrees Celsius, followed by reactions with alcohols to produce fuel precursors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If existing chemical conversion methods are used to produce HMF and other fuel precursors from carbohydrates, then the conversion process can be performed, but the process is inefficient, expensive, and non-scalable
Solution Approach 1:
The patent changes the chemical parameters of the conversion process by using metal oxide catalysts (such as heteropoly acids supported on metal oxides) instead of traditional chemical reagents. This catalyst-based approach operates under milder conditions, improves conversion efficiency, and enables scalable production while reducing costs compared to existing methods
Solution Approach 2:
The patent introduces metal oxide catalysts as intermediaries to facilitate the conversion of carbohydrates to HMF and other fuel precursors. These catalysts act as mediators that enable the reaction to proceed efficiently under controlled conditions, improving productivity while making the process economically viable and scalable
2Productivity
If traditional chemical conversion methods are used, then fuel precursors can be produced, but the production process is slow and cannot be scaled up
Solution Approach 1:
The patent modifies the reaction parameters by employing metal oxide catalysts that enable faster conversion rates and shorter reaction times. This allows the process to be scaled up from laboratory to industrial production while maintaining high productivity and adapting to different production volumes
3Reliability
If existing methods are used to convert carbohydrates into fuels, then fuel production can occur, but the process lacks efficiency and scalability
Solution Approach 1:
The patent uses metal oxide catalysts as intermediaries to improve the reliability and efficiency of the carbohydrate conversion process. These catalysts provide consistent and controllable reaction conditions that enhance process reliability while enabling scalable production through their catalytic activity
Solution Approach 2:
The patent changes the operational parameters by using catalyst-based conversion instead of traditional chemical methods. This approach improves process efficiency and reliability while simultaneously enabling scalability to industrial production levels
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This approach enhances the efficiency and scalability of producing biofuels by converting carbohydrates into high-value, hydrophobic fuel additives or surrogates with increased energy density, overcoming the limitations of existing methods.
Implementation Method 1
contacting a saccharide with a metal oxide catalyst at a temperature of greater than about 100 degrees Celsius
Implementation Method 2
at a temperature of greater than about 100 degrees Celsius
Data Source
AI summary
The present invention relates to systems and methods for producing fuels and fuel precursors from carbohydrates. In an embodiment the invention includes a method of producing 5-hydroxymethylfurfural (HMF), including contacting a saccharide with a metal oxide catalyst at a temperature of greater than about 100 degrees Celsius. In an embodiment the invention includes a method of producing a biofuel including contacting a saccharide with a metal oxide catalyst at a temperature of greater than about 100 degrees Celsius. Other embodiments are also described herein.