Process for the preparation of isocyanates and their use of the

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters

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C07C 6976

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049469908

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 halide in the preparation of polyisocyanates containing ester groups.

REFERENCES:
patent: 4393231 (1983-07-01), Misaki et al.
patent: 4745212 (1988-05-01), Mormann et al.
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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