AQUEOUS POLYURETHANE RESIN COMPOSITION AND ONE-COMPONENT ADHESIVE AGENT AND LAMINATED BODY THAT USE THE SAME, AND METHOD FOR MANUFACTURING AQUEOUS POLYURETHANE RESIN COMPOSITION
A water-based polyurethane resin composition which is obtained by reactin g a polyisocyanate (A) with polyfunctional compounds (B) comprising a polyes ter polyol (B1) having an acid group and other polyol (B2) and/or a chain ex tender (B3) so as to satisfy the requirement represented by the followin...
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Format: | Patent |
Sprache: | eng ; fre |
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Zusammenfassung: | A water-based polyurethane resin composition which is obtained by reactin g a polyisocyanate (A) with polyfunctional compounds (B) comprising a polyes ter polyol (B1) having an acid group and other polyol (B2) and/or a chain ex tender (B3) so as to satisfy the requirement represented by the following nu merical formula (1) to obtain a neutralized isocyanate-terminated prepolymer , subjecting the neutralized prepolymer to a chain extension reaction using a polyamine (C) having two or more amino and/or imino groups and water (D) s o as to satisfy the requirements represented by the following numerical form ulae (2) and (3), and then dispersing the reaction mixture in water. 100/80 |
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