Diluent Product Comprising a Bis-Oxazolidine, a Catalyst and a Polyisocyanate, and Uses Thereof
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United States of America Patent
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Issued Date -
Dec 4, 2014
app pub date -
Oct 18, 2012
filing date -
Oct 20, 2011
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Abandoned
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Abstract
The invention relates to a diluent comprising: a polyisocyanate having a number of isocyanate functions strictly greater than 1 and less than or equal to 3.1; a bis-oxazolidine, and a catalyst, the amounts of bis-oxazolidine and of polyisocyanate having a number of isocyanate functions strictly greater than 1 and less than or equal to 3.1 being such that the molar ratio between the —NH functions of the bis-oxazolidine and the NCO functions is from 0.3 to 0.75; the —NH functions of the bis-oxazolidine being the —NH functions derived from the amine functions formed after opening of the bis-oxazolidine ring, said diluent not comprising any solvent or any exogenous plasticizer; to polyurethane resin compositions comprising said diluent and to the uses thereof.
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