Composition for curing polyurethanes

Details Composition for curing polyurethanes Composition for curing polyurethanes

1977-03-30

1978-02-21

Cockeram, H.S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

252182, 260 25AK, 260 25AM, 260 18TN, 260 312N, 260 314R, 260 316, 260 318G, 260 318H, 260 332R, 260 336UB, 260 338UB, 260 37N, 260 75NH, 260 775AM, C08G 1832, C09K 300, C08K 552, C08K 510

Patent

active

040751503

ABSTRACT:
A composition having beneficial utility for curing polyurethane prepolymers can be made by (1) forming a mixture of (A) an inert organic liquid and (B) particles of a complex of 4,4'-methylenedianiline and a salt, said mixture containing a small amount of free methylenedianiline, (2) adding to said mixture a small amount of an aromatic monocarbodiimide and (3) allowing said carbodiimide to react with the free methylenedianiline.

REFERENCES:
patent: 3876604 (1975-04-01), Caruso et al.
patent: 3899438 (1975-08-01), Kalil
patent: 3900447 (1975-08-01), Van Gulick
South Africa Patent 74/7320 Abstract, Patent Journal, Nov. 1975, Cross et al.

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