Continuous Flow Organic Peroxide Production from Alcohols

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Solution Overview

Problem

Current processes for producing organic peroxides, such as peroxycarboxylates, peroxycarbonates, and peroxyketals, are inefficient, unsafe, and require batch operations, leading to accumulation, storage, and transportation risks due to their flammable and explosive nature, with no continuous flow process available for direct production from alcohols or alkanes.

Innovation Solution

An integrated continuous flow process using a plug-and-produce reactor system that seamlessly connects oxidative condensation and workup processes, eliminating the need for intermediate storage and purification, allowing for the direct production of organic peroxides from safe starting materials like alcohols or alkanes, thereby overcoming scaling up effects and ensuring safe, efficient, and flexible production.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If batch processes are used for producing organic peroxides, then intermediate products can be stored and transported, but safety risks increase due to accumulation, storage, and transportation of flammable and explosive compounds

Engineering Contradiction:
Improveintermediate storage capabilityVSAvoidsafety risks from flammable and explosive compound accumulation
Core Design Contradiction:
Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The patent implements a continuous flow process where alcohol or alkane is continuously oxidized to organic peroxide without batch interruptions. The reaction system maintains steady-state operation with continuous material flow through the reactor, eliminating the accumulation and storage of intermediate products that occurs in batch processes. This continuous operation directly addresses the safety concern by preventing the buildup of flammable and explosive compounds.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The patent extracts and eliminates the hazardous intermediate storage and transportation steps from the production process. By designing a continuous flow system where the oxidation reaction proceeds directly to completion and the product is immediately removed, the process removes the dangerous intermediate accumulation phase that characterizes batch operations. This extraction of the hazardous storage step resolves the safety contradiction.

Inventive Principle:
Principle #2Taking out (Extraction)

2Adaptability or versatility

If batch processes are used for producing organic peroxides, then production flexibility is maintained, but production efficiency decreases due to batch operations and intermediate purification steps

Engineering Contradiction:
Improveproduction flexibilityVSAvoidproduction efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The continuous flow process maintains production flexibility while dramatically improving efficiency by eliminating batch cycles. The system can continuously adjust flow rates, temperatures, and reactant ratios to produce different organic peroxide products without the downtime associated with batch cleaning, loading, and setup. The continuous operation removes intermediate purification steps since the steady-state reaction produces consistent quality product directly from the reactor.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The patent performs preliminary optimization of reaction conditions in the continuous flow system, where steady-state operation allows for precise control and optimization of conversion rates and selectivity before production begins. This preliminary conditioning of the reaction system ensures high efficiency operation without the need for repeated batch setup and optimization cycles.

Inventive Principle:
Principle #10Preliminary action

3Quantity of substance

If conventional oxidation processes are used, then organic peroxides can be produced, but the process requires separation and purification steps that increase complexity and reduce efficiency

Engineering Contradiction:
Improveorganic peroxide productionVSAvoidseparation and purification equipment
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The continuous flow oxidation process produces organic peroxide with consistent quality and high purity directly from the reactor due to steady-state operation and optimized reaction conditions. This eliminates the need for complex separation and purification equipment that would be required in batch processes, where product quality can vary between batches and requires extensive post-processing. The continuous system's inherent consistency reduces downstream processing complexity.

Inventive Principle:
Principle #20Continuity of useful action

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 enables the production of high-quality organic peroxides with reduced costs and enhanced safety by eliminating storage and transportation risks, achieving efficient and flexible manufacturing with stable product quality and reduced production time, suitable for industrial-scale applications.

Implementation Method 1

oxidative condensation and workup processes, allowing for the direct production of organic peroxides from safe starting materials like alcohols or alkanes

Methodology Applied
Scientific EffectOxidative condensation: Chemical Bonding

Implementation Method 2

An integrated continuous flow process using a plug-and-produce reactor system

Methodology Applied
Scientific EffectContinuous flow: Fluid Spray

Data Source

PatentEP3666754B1Fully continuous flow production process for directly preparing organic peroxide from alcohol or alkane
Publication Date: 2023.03.29 SHANGHAI HYBRID CHEM TECH
  • EP3666754B1 patent drawingFigure 1~2
  • EP3666754B1 patent drawing
  • EP3666754B1 patent drawing

AI summary

A continuous flow production process for preparing organic peroxides directly from alcohols or alkanes takes very safe alcohols or alkanes as starting materials, and directly reacts to obtain designated peroxides. The production process is carried out in an integrated continuous flow reactor, and a safe starting source of alcohol or alkane is continuously added at the feed inlet of the integrated continuous flow reactor, and continuously provided with a designated peroxide at the discharge port of the integrated continuous flow reactor.