Non-solvent type curable composition, cured layer using the same, color filter including the cured layer, display device including the cured layer and manufacturing method of the cured layer
A non-solvent curable composition including a quantum dot and a polymerizable monomer having a carbon-carbon double bond at the terminal end and having a vapor pressure of about 1×10 −5 mmHg to about 1×10 −4 mmHg, a cured layer manufactured utilizing the non-solvent curable composition, a color filter including the cured layer, a display device including the color filter, and a method of manufacturing the cured layer are disclosed.
1. A non-solvent curable composition comprising
a quantum dot, and
a polymerizable monomer having a carbon-carbon double bond at a terminal end of the polymerizable monomer, the polymerizable monomer having a vapor pressure of about 1×10 −5 mmHg to about 1×10 −4 mmHg.
2. The non-solvent curable composition of claim 1 , wherein
the polymerizable monomer is about 40 wt % to about 80 wt % in amount based on a total weight of the non-solvent curable composition, and
the non-solvent curable composition does not contain any solvent.
3. The non-solvent curable composition of claim 1 , wherein the polymerizable monomer is represented by Chemical Formula 15:
wherein, in Chemical Formula 15,
R′ and R″ are each independently a hydrogen atom or a substituted or
unsubstituted C1 to C20 alkyl group, and
L a is a substituted or unsubstituted C5 to C20 alkylene group.
4. The non-solvent curable composition of claim 1 , wherein the quantum dot is a quantum dot surface-modified with one or more of compounds represented by Chemical Formula 1 to Chemical Formula 14:
wherein, in Chemical Formula 1 to Chemical Formula 6,
R 1 to R 7 are each independently a substituted or unsubstituted C1 to C10 alkyl group or a substituted or unsubstituted C6 to C20 aryl group,
L 1 to L 16 are each independently a substituted or unsubstituted C1 to C10 alkylene group, and
n1 to n7 are each independently an integer of 0 to 10,
wherein, in Chemical Formula 7 to Chemical Formula 9,
R 8 and R 9 are each independently a substituted or unsubstituted C1 to C10 alkyl group,
L 17 to L 23 are each independently a substituted or unsubstituted C1 to C10 alkylene group, and
n8 to n10 are each independently an integer of 0 to 10,
wherein, in Chemical Formula 10 to Chemical Formula 13,
R 19 to R 15 are each independently a hydrogen atom or a substituted or unsubstituted C1 to C10 alkyl group,
L 24 to L 29 are each independently a substituted or unsubstituted C1 to C10 alkylene group, and
n11 to n16 are each independently an integer of 0 to 10,
wherein, in Chemical Formula 14,
R 16 to R 18 are each independently a substituted or unsubstituted C1 to C10 alkyl group,
L 30 to L 32 are each independently a substituted or unsubstituted C1 to C10 alkylene group, and
n17 to n19 are each independently an integer of 0 to 10.
5. The non-solvent curable composition of claim 1 , wherein the quantum dot has a maximum fluorescence emission wavelength at about 500 nm to about 680 nm.
6. The non-solvent curable composition of claim 1 , wherein the non-solvent curable composition further comprises a polymerization initiator, a light diffusing agent, or a combination thereof.
7. The non-solvent curable composition of claim 6 , wherein the light diffusing agent is barium sulfate, calcium carbonate, titanium dioxide, zirconia, or a combination thereof.
8. The non-solvent curable composition of claim 1 , wherein the non-solvent curable composition further comprises a polymerization inhibitor; malonic acid; 3-amino-1,2-propanediol; a silane-based coupling agent; a leveling agent; a fluorine-based surfactant; or a combination thereof.
9. The non-solvent curable composition of claim 1 , wherein the non-solvent curable composition has a photo-cure rate of greater than or equal to about 90% after being applied on a substrate at a thickness of about 2 μm to about 20 μm and photocured.
10. The non-solvent curable composition of claim 1 , wherein the non-solvent curable composition has a film residue rate of greater than or equal to about 80% at 60 minutes after being applied on a substrate at a thickness of about 2 μm to about 20 μm.
11. A cured layer manufactured utilizing the non-solvent curable composition of claim 1 .
12. A color filter comprising the cured layer of claim 11 .
13. A display device comprising the color filter of claim 12 .
14. A method of manufacturing a cured layer, the method comprising:
applying the non-solvent curable composition of claim 1 onto a substrate by an ink-jet method to form a pattern; and
curing the pattern.
15. The method of claim 14 , wherein the curing comprises photocuring and/or thermal curing.
16. The non-solvent curable composition of claim 1 , wherein the quantum dot is about 1 wt % to about 40 wt % in amount based on a total weight of the non-solvent curable composition.
17. The non-solvent curable composition of claim 1 , wherein the non-solvent curable composition does not contain any solvent.
18. The non-solvent curable composition of claim 1 , wherein the quantum dot comprises a red quantum dot and/or a green quantum dot.
19. The non-solvent curable composition of claim 2 , wherein the quantum dot is about 1 wt % to about 40 wt % in amount based on the total weight of the non-solvent curable composition.