Chemical synthesis comprising heat treatment by intrmittent dielectric heating combined with a recycling system

a technology of intrmittent dielectric heating and heat treatment, which is applied in the direction of electric/magnetic/electromagnetic heating, instruments, optical elements, etc., can solve the problems of complex choice of applicators, electrical breakdown or electric arc risk, and cannot permit working with a high density of power without running the risk of electrical breakdown, etc., to achieve efficient and rapid heat treatment and low cost

Inactive Publication Date: 2006-10-12
ALDIVIA
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

[0008] This process is original and low in cost. Additionally, this process enables operation on different scales, whether in laboratories, on a semi-industrial or industrial scale, without forfeiting the advantag

Problems solved by technology

Risks of Electrical Breakdown or Electric Arcs
In the case of hardly absorbent molecules, the choice of applicators is complicated.
The singlemode applicator outfitted with the usual cylindrical chimneys, which is the most suitable one of all common applicators with hardly absorbent molecules, does not permit working with a high density of power without runnin

Method used

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  • Chemical synthesis comprising heat treatment by intrmittent dielectric heating combined with a recycling system
  • Chemical synthesis comprising heat treatment by intrmittent dielectric heating combined with a recycling system
  • Chemical synthesis comprising heat treatment by intrmittent dielectric heating combined with a recycling system

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examples

[0137] The examples given below highlight the value of the invention and will allow any person skilled in the art to easily extrapolate to other dimensions and / or geometries without departing from the true scope and spirits of the invention in its broader aspects.

[0138] Additionally, the following examples, which are given solely for purposes of description and in no way of limitation, illustrate the value of the invention. These examples aim to demonstrate that the intermittent dielectric heating process is low-in-cost and permits heating reaction volumes on an industrial scale while still benefiting from the advantages of this technology.

I. Volumes Exposed to Electromagnetic Waves

[0139] The tests were conducted on the laboratory and on industrial scale using two (2) generators: [0140] one (1) 6 kW magnetron generator operating at the 2450 MHz frequency for the laboratory treatments

[0141] one (1) 60 kW magnetron generator operating at the 915 MHz frequency for the industrial t...

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PUM

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Abstract

This invention relates to the design of a process by intermittent dielectric heating combined with a recycling system. This process consists in subjecting reagents to electromagnetic waves selected in the frequencies ranging between 300 GHz and 3 MHz intermittently using a recycling system. This process enables the treatment of oils that are hardly absorbent as well as great investment savings. This process enables operation on different scales, whether in laboratories, on a semi-industrial or industrial scale, without forfeiting the advantages of continuous dielectric heating.

Description

BACKGROUND OF THE INVENTION [0001] Regardless of the complexity of the molecule to be manufactured, chemists always try to find a way to reduce the reaction time and the number of steps required for synthesizing a molecule because of a constant concern regarding costs and profitability. [0002] Many studies have been conducted for the purpose of controlling the various parameters capable of influencing the unfolding and speed of a reaction. Additives, such as solvents, catalysts, have been widely used. Although these compounds stimulate the reaction medium, they are sometimes toxic to man and the environment, and they require expensive post-treatments such as neutralization, washing, drying, filtration. [0003] Today, the trend is toward manufacturing processes that are simple, low in cost, and respectful of man and his environment. [0004] Some physical processes have been tested: the use of ultrasounds, high frequencies, and recently, microwaves. [0005] The various tests conducted us...

Claims

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Application Information

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IPC IPC(8): G02B6/00B01J19/12B01J19/24H05B6/62H05B6/80
CPCB01J19/126B01J19/2465B01J2219/00141B01J19/129B01J2219/0892H05B6/62H05B6/806B01J2219/0877Y02P20/582B01J2219/00148Y02E50/10H05B6/10
Inventor CHARLIER DE CHILY, PIERRERAYNARD, MIKAELE
Owner ALDIVIA
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