发明公开
EP3296338A1 POLYCARBODIIMIDE COMPOSITION, METHOD FOR PRODUCING POLYCARBODIIMIDE COMPOSITION, AQUEOUS DISPERSION COMPOSITION, SOLUTION COMPOSITION, RESIN COMPOSITION, AND RESIN CURED PRODUCT 审中-公开
聚碳二亚胺组合物,聚碳二亚胺组合物的制造方法,水性分散组合物,溶液组合物,树脂组合物和树脂固化物

POLYCARBODIIMIDE COMPOSITION, METHOD FOR PRODUCING POLYCARBODIIMIDE COMPOSITION, AQUEOUS DISPERSION COMPOSITION, SOLUTION COMPOSITION, RESIN COMPOSITION, AND RESIN CURED PRODUCT
摘要:
A polycarbodiimide composition is a reaction product of polyisocyanate having a primary isocyanate group and alcohols, wherein in an infrared absorption spectrum, the intensity ratio (IR CI /IR UI+U ) of absorbance IR CI at or near 2120 cm -1 due to stretching vibration of the carbodiimide group relative to absorbance IR UI+U at or near 1720 cm -1 due to stretching vibration of the uretonimine group and urethane group is 1.5 or more and 4.5 or less.
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