Process for the manufacture of allophanates having isocyanate gr

Details Process for the manufacture of allophanates having isocyanate gr Process for the manufacture of allophanates having isocyanate gr

1997-08-08

1999-06-29

Gupta, Yogendra N.

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

560159, 560330, 560158, C07C26900

Patent

active

059170832

ABSTRACT:
The present invention relates to a process for preparing an isocyanate group-containing allophanate corresponding to formula (I) ##STR1## wherein R represents the residue obtained by removing the isocyanate groups from a (cyclo)aliphatic or araliphatic diisocyanate,

REFERENCES:
patent: 3730953 (1973-05-01), Naito et al.
patent: 4160087 (1979-07-01), Yamada et al.

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