Manufacturing Process

TDI Process Details

01. Reaction Process

TDA and COCl2 produce TDI(main product) and HCl(by-product) through TDA Phosgenation.

TDA
substance produced by reacting Hydrogen with DNT
COCl2
substance produced by reacting Chlorine with CO

02. By-product Separation Process

TDI and by-products produced in the reaction process are separated.

03. Refining Process

TAR and other light products are removed from TDI.

04. Shipping

Final TDI product in liquid form is stored in tanks, shipped by tank or drums.

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