Process for preparing liquid diphenylmethane diisocyanate

Details Process for preparing liquid diphenylmethane diisocyanate Process for preparing liquid diphenylmethane diisocyanate

1995-08-28

1997-03-11

Jordan, Charles T.

Compositions

Compositions containing a single chemical reactant or plural...

Organic reactant

560334, C09K 300

Patent

active

056104081

ABSTRACT:
A process for preparing a liquid MDI, which comprises adding, to MDI, a phospholine catalyst and a phosphorous acid ester of a specified formula and conducting a carbodiimidization reaction.

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patent: 4088665 (1978-05-01), Findeisen et al.
patent: 4120884 (1978-10-01), Woerner et al.
patent: 4154752 (1979-05-01), Sundermann et al.
patent: 5202358 (1993-04-01), Scholl et al.
patent: 5258548 (1993-11-01), Imokawa

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