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Regarding blockages in the cold hydrogenation pipeline

2011-12-09View Original

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Will polychlorides be formed during cold hydrogenation production, and will it cause blockages in the pipelines?
Reply #22011-12-09
Polymer clogging issues may occur in the slag discharge lines, but it should be rare for clogging to happen due to polymers in other areas.
Reply #32011-12-09
In cold hydrogenation and synthesis from trichlorosilane, the blocked areas should be the same. Cold hydrogenation for the clogging in the synthesis of trichlorosilane should be the same.
Reply #42011-12-09
This response will definitely occur, and it will also block the pipeline
Reply #52011-12-09
Mixtures such as Al2Cl6, silicon powder, and catalysts can cause blockages in the pipes when the temperature drops; a higher temperature helps maintain flow of the material within the pipes. When operation stops, nitrogen is used to blow out any remaining material, preventing problems. Otherwise, Bidu
Reply #62011-12-09
Isn’t it true that no chloride ions are produced during cold hydrogenation reactions, so no chlorides are formed, and as a result the pipes won’t get clogged? Is that right? Would it be better to continue running the preheating furnace with nitrogen replacement after stopping the vehicle?
Reply #72011-12-10
Polymers of chlorosilanes are more likely to cause blockages in the condensation system
Reply #82011-12-10
Pipeline blockages due to cold hydrogenation are inevitable; the main issue is how to clear such blockages. Generally, a purging port is installed at the end of the pipeline, and another method is to use a backup pipeline! @

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