| abstract |
PURPOSE: The titled stably storable composition, containing a 2-cyanoacrylate, colorant, acidic material and basic material and obtained by stably dispersing and dissolving the colorant in a composition to fully color the resultant curable composition. n CONSTITUTION: A curable composition containing (A) a 2-cyanoacrylate, e.g. a 1W10C alkyl ester of 2-cyanoacrylic acid, (B) preferably 0.05W5wt% colorant, e.g. a dye such as oil red, etc., or pigment such as titanium oxide, etc., (C) preferably 100W5,000ppm acidic material, preferably boron trifluoride acetic acid complex, etc., and (D) preferably 100W5,000ppm basic material, preferably 18-crown-6, etc. n COPYRIGHT: (C)1987,JPO&Japio |