Process for bonding substrates or parts and system including cyanoacrylate adhesive and accelerator composition
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United States of America Patent
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Oct 7, 2008
Grant Date -
Jan 6, 2005
app pub date -
Nov 13, 2002
filing date -
Nov 14, 2001
priority date (Note) -
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Abstract
An activator composition for accelerating hardening and achieving cure-through-volume of cyanoacrylate adhesives) comprising; (a) one or more compounds selected from the group consisting of :(i) pyrazine; or a pyrazine derivative; said pyrazine derivative being pyrazine substituted with at least one electron-releasing group; (ii) pyridine N oxides substituted with at least one electron-releasing group; or (iii) 2,6 pyridines being pyridines substituted in the 2- and 6-positions by substituents, at least one of the substituents being electron-releasing provided that both substituents are not methyl; and (b) a volatile solvent carrier for the compound.
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