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US 12,540,262 B2Granted
Two component (2K) curable adhesive composition
AssigneeHenkel AG & Co. KGaA
InventorsStefanie Stapf, Alexandra Lieske, Jordan Gutierrez Diaz, Thomas Moeller
Life of this patent
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Abstract
The present invention is directed to a curable and debondable two-part (2K) adhesive composition comprising: i) a first part comprising: (meth)acrylate monomer; co-polymerizable acid; and, an electrolyte; and, ii) a second part comprising: a first curing agent for the monomers of said first part; a second curing agent for the monomers of said first part; and, a solubilizer.
Claims13
A curable and debondable two-part adhesive composition comprising:
- a first part comprising
- (meth)acrylate monomer;
- co-polymerizable acid;
- and
- an electrolyte;
- and
- a second part comprising
- a first curing agent for the (meth)acrylate monomers of said first part;
- a second curing agent for the (meth)acrylate monomer of said first part;
- and
- a solubilizer, wherein said first part and/or said second part further comprise electrically conductive particles selected from the group consisting of carbon black, silver and mixtures thereof.
8 more elements
A curable and debondable two-part adhesive composition comprising:
- a first part comprising
- (meth)acrylate monomer;
- co-polymerizable acid;
- and
- an electrolyte;
- and
- a second part comprising
- a first curing agent for the (meth)acrylate monomers of said first part;
- a second curing agent for the (meth)acrylate monomer of said first part;
- and
- a solubilizer, wherein said electrolyte is selected from the group consisting of 1-ethyl-3-methylimidazolium methansulfonate, 1-ethyl-3-methylimidazolium methyl sulfate, 1-hexyl-3-methylimidazolium 2-(2-fluoroanilino)-pyridinate, 1-hexyl-3-methylimidazolium imide, 1-butyl-1-methyl-pyrrolidinium 2-(2-fluoroanilino)-pyridinate, 1-butyl-1-methyl-pyrrolidinium imide, trihexyl (tetradecyl) phospholium 2-(2-fluoroanilino)-pyridinate, cyclohexyltrimethylammonium bis (trifluormethylsulfonyl) imide, di (2-hydroxyethyl) ammonium trifluoroaetate, N,N-dimethyl (2-hydroxyethyl) ammonium octanoate, methyltrioctylammonium bis (trifluoromethylsulfonyl) imide, N-ethyl-N—N—N—N-tetramethylguanidinium trifluorometanesulfonate, guanidinium trifluoromethanesulfonate, 1-butyl-4-methylpyridinium bromide, 1-buthyl-3-methylpyridinium tetrafluoroborate, 1-butyl-3-hydroxymethylpyridinium ethylsulfate, 1-butyl-1-methylpyrrolidinium bis (trifluoromethylsulfonyl) imide, 1-butyl-methylpyrrolidinium tris (pentafluoroethyl) trifluorophosphate, 3-methyl imidazolium ethylsulfate, 1-ethyl-3-methylimidazolium chloride, 1-ethyl-3-ethyl-methylimidazolium bromide, 1-butyl-3-methylimidazolium chloride, 1-hexyl-3-methylimidazolium chloride, 1-octyl-3-methylimidazolium chloride, 1-methyl-3-octylimidazolium chloride, 1-propyl-3-methylimidazolium iodide, 1-butyl-3-methylimidazolium tetrafluoroborate, 1-butyl-3-methylimidazolium trifluoromethanesulfonate, 1-butyl-3-methylimidazolium hexafluorophosphate, 1-butyl-2, 3-dimethylimidazolium tetrafluoroborate, 1-butyl-2,3-dimethylimidazolium hexafluorophosphate, 1-butylimidazol, 1-methylimidazolium tetrafluoroborate, tetrabutylphosphonium tris(pentafluoroethyl) trifluorophosphate, trihexyl (tetradecyl) phosphonium tetrafluoroborate and mixtures thereof.
8 more elements
A curable and debondable two-part adhesive composition comprising:
- a first part comprising
- (meth)acrylate monomer;
- co-polymerizable acid;
- and
- an electrolyte;
- and
- a second part comprising
- a first curing agent for the (meth)acrylate monomers of said first part;
- a second curing agent for the (meth)acrylate monomer of said first part;
- and
- a solubilizer, wherein said second curing agent is a metal compound selected from salts and complexes of iron, copper, cobalt, vanadium and manganese.
8 more elements
Dependencies are inferred from the claim text.