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US 2022/0056376 A1Published application
Removal of electroluminescenct materials for substrates
Assignee3M Innovative Properties Company
InventorsYumi Kwon, David J. Lundberg, Karl J. Manske
Life of this patent
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Abstract
A process for removing an electroluminescent material from a substrate. The process includes providing a substrate having an electroluminescent material disposed on a surface thereof. The process further includes contacting the substrate with a composition. The composition includes a hydroflourocompound an organic solvent that forms an azeotrope with the hydroflourocompound when mixed with the hydroflourocompound.
Claims22
A composition comprising:
- a hydroflourocompound;
- an organic solvent that forms an azeotrope with the hydroflourocompound when mixed with the hydroflourocompound;
- and
- and an electroluminescent material.
1 more element
A process for removing an electroluminescent material from a substrate, the process comprising the steps of:
- providing a substrate having an electroluminescent material disposed on a surface thereof;
- contacting the substrate with a composition comprising:
- a hydroflourocompound;
- and
- an organic solvent that forms an azeotrope with the hydroflourocompound when mixed with the hydroflourocompound.
2 more elements
Dependencies are inferred from the claim text.