abstract |
The present invention relates to a polyisocyanate composition obtained by reaction of a raw material polyisocyanate composition containing a polyisocyanate having an aliphatic diisocyanate unit and a hydrophilic compound, and isocyanurate group, uretdione group, uretonimino group, and iminooxa A molar ratio of the uretonimino group to the isocyanurate group is from 0.0010 to 0.0050, and a molar ratio of the iminooxadiazinedione group to the isocyanurate group is 0.00050. There is provided a polyisocyanate composition having a value of 0.30 or less. |