Use of a piston reactor to implement a phosgenation process

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United States of America Patent

PATENT NO 8921594
SERIAL NO

13140474

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Abstract

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A process for phosgenating an amine comprising employing a plug-flow type reactor with internal recycle is disclosed. The process can be continuous, which makes it possible to prepare, in a single stage, a (poly)isocyanate with a good yield, without formation of byproducts and on simplifying the plant in order to carry out the process so as to promote safety.

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Patent Owner(s)

Patent OwnerAddress
VENCOREX FRANCE69800 SAINT-PRIEST

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Perret, Nicolas Saint-Alban-de-Roche, FR 1 4
Revelant, Denis Genas, FR 23 116

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