For the usual activated products, this content is of the order of 0.6 to 0.3 mol water per mol alumina and their specific surface, measured' by nitrogen adsorption at-l95' according to the BET. method, attains 200 to 250 sq. meters per gram, which corresponds to an excellent activity.
Octyl cyanoacrylate was developed to address toxicity concerns and to reduce skin irritation and allergic response. Cyanoacrylate adhesives are sometimes known generically as instant glues, power glues or superglues (although Super Glue is a trade name). The abbreviation CA is commonly used for industrial grades.
Super Glue â Permanent and drying clear, this adhesive can be applied in most general uses, paper, ceramics. I purchase mine at the dollar store where they are 4 for $1 because it is a rare occasion when I can open the tube for a second use. Dries clear and really likes to glue skin to things very quickly.