Process for the preparation of isocyanates and their use for the

Details Process for the preparation of isocyanates and their use for the Process for the preparation of isocyanates and their use for the

1988-09-07

1989-09-26

Siegel, Alan

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

Organic compounds

Silicon containing

C07F 0710

Patent

active

048701980

ABSTRACT:
This invention relates to a novel process for the preparation of isocyanates containing silylated alcoholic or phenolic hydroxyl groups as substituents and to the use of the compounds obtained by this process as reactants for isocyanatocarboxylic acid halides in the preparation of polyisocyanates containing ester groups.

REFERENCES:
patent: 2611782 (1952-09-01), Bortnick
patent: 4292255 (1981-09-01), Hennig et al.
patent: 4654428 (1987-03-01), Kurashima
Noll Chem. and Tech. of Silicones (1968), p. 86.
H. R. Kircheldorf, Liebigs Annalen der Chemie, 1973, pp. 772-792.
G. Schwarz, H. Alberts, H. R. Kircheldorf, Liebigs Annalen der Chemie, 1981, pp. 1257-1270.
E. Lukevics, et al, Zh. Obshch. Khim, 39, 1969, (including translation).

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