Method for preparing an allophanate, allophanate, and low-viscosity composition containing the allophanate

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United States of America Patent

PATENT NO 8716426
APP PUB NO 20120016073A1
SERIAL NO

13133477

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Abstract

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A process for the preparation of an allophanate of one or more identical or different isocyanates, compositions obtained by the process, and uses of the compositions are disclosed. The process comprises reacting an isocyanate with at least one monoalcohol comprising an ether or polyether functional group in the presence of a bismuth-comprising catalyst and a metal compound as co-catalyst.

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Patent Owner(s)

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VENCOREX FRANCE69800 SAINT-PRIEST

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bernard, Jean-Marie Saint-Laurent d'Agny, FR 77 269
Olier, Philippe Lyons, FR 29 243
Schwarz, Johannès Lyons, FR 1 4

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