Ink-jet ink
An ink-jet ink is provided. The ink-jet ink includes a compound of formula (1) to form a cured film with high-flame retardancy. In the formula, R is hydrogen, hydroxyl, or an organic group of 1 to 100 carbon atoms; and n is an integer of 1 to 20:
1. An ink-jet ink, comprising a compound (A) of a formula (1), wherein R is an organic group having 1 to 100 carbon atoms and comprising a double bond, and n is an integer of 1 to 20:
2. The ink-jet ink according to claim 1 , wherein the double bond is a radical polymerizable double bond.
3. The ink-jet ink according to claim 1 , wherein R comprises a hydroxyl group.
4. The ink-jet ink according to claim 1 , wherein R comprises an oxiranyl group.
5. The ink-jet ink according to claim 1 , wherein R comprises an oxetanyl group.
6. The ink-jet ink according to claim 1 , wherein R comprises a carboxyl group.
7. The ink-jet ink according to claim 1 , wherein R comprises an amino group.
8. The ink-jet ink according to claim 1 , wherein the ink-jet ink further comprises a polymerizable monomer (B).
9. The ink-jet ink according to claim 8 , wherein the polymerizable monomer (B) comprises a hydroxyl group.
10. The ink-jet ink according to claim 9 , wherein the polymerizable monomer (B) comprises a monofunctional monomer having a hydroxyl group.
11. The ink-jet ink according to claim 10 , wherein the polymerizable monomer (B) is a compound of a formula (2), wherein R 21 is alkylene having 2 to 12 carbon atoms and has a ring structure, R 22 is an alkyl group having 1 to 3 carbon atoms or hydrogen, and n is an integer of 1 to 30:
12. The ink-jet ink according to claim 11 , wherein R 21 is alkylene having 2 to 12 carbon atoms and has a ring structure, R 22 is a methyl group or hydrogen, and n is an integer of 1 to 10.
13. The ink-jet ink according to claim 11 , wherein R 21 is alkylene having 2 to 12 carbon atoms and has a ring structure, R 22 is a methyl group or hydrogen, and n is integer of 1 to 5.
14. The ink-jet ink according to claim 10 , wherein the polymerizable monomer (B) comprises a multifunctional polymerizable monomer and a monofunctional monomer having a hydroxyl group.
15. The ink-jet ink according to claim 10 , wherein the polymerizable monomer (B) is a compound of a formula (2), wherein R 21 is alkylene having 2 to 12 carbon atoms and does not have a ring structure, R 22 is an alkyl group having 1 to 3 carbon atoms or hydrogen, and n is an integer of 1 to 30:
16. The ink-jet ink according to claim 15 , wherein R 21 is alkylene having 2 to 12 carbon atoms and does not have a ring structure, R 22 is a methyl group or hydrogen, and n is an integer of 1 to 10.
17. The ink-jet ink according to claim 15 , wherein R 21 is alkylene having 2 to 12 carbon atoms and does not have a ring structure, R 22 is a methyl group or hydrogen, and n is integer of 1 to 5.
18. The ink-jet ink according to claim 1 , further comprising a photo-polymerization initiator (C).
19. The ink-jet ink according to claim 18 , wherein the photo-polymerization initiator (C) is a compound of formula (3) or (4), wherein each of R 1 -R 15 is independently hydrogen, an alkyl group having 1 to 5 carbon atoms, or a substituted phenyl group with a substituted group:
20. The ink-jet ink according to claim 19 , wherein the photo-polymerization initiator (C) is one selected from the group consisting of bis(2,4,6-trimethylbenzoyl)phenyl phosphine oxide of formula (3) with R 1 , R 3 , R 5 , R 6 , R 8 , and R 10 as a methyl group and R 2 , R 4 , R 7 , R 9 , R 11 , R 12 , R 13 , R 14 , and R 15 as hydrogen and (2,4,6-trimethylbenzoyl)diphenyl phosphine oxide of formula (4) with R 6 , R 8 , and R 10 as a methyl group and R 1 , R 2 , R 3 , R 4 , R 5 , R 7 , R 8 , R 11 , R 12 , R 13 , R 14 , and R 15 as hydrogen.
21. The ink-jet ink according to claim 18 , wherein the photo-polymerization initiator (C) is a compound of formula (3) or (4), wherein each of R 1 -R 15 is independently hydrogen, an alkyl group having 1 to 5 carbon atoms, or a phenyl group without a substituent:
22. An ink-jet ink, comprising:
a compound (A), having a structure of formula (5), wherein the six R 50 groups of said formula (5) comprise a number “n” of formulae formula (5-1) and a number “m” of formula (5-2), n is an integer of 1 to 5, m is an integer of 1 to 5, and n+m is 6; R 2 is hydrogen or a methyl group, and R 3 is hydrogen or a methyl group:
a polymerizable monomer (B), being one or more selected from the group consisting of 2-hydroxyethyl (meth)acrylate, 2-hydroxypropyl (meth)acrylate, 4-hydroxybutyl (meth)acrylate, and 1,4-cyclohexanedimethanol mono(meth)acrylate; and
a photo-polymerization initiator (C), being one or more selected from the group consisting of bis (2,4,6-trimethylbenz oyl)phenyl phosphine oxide and (2,4,6-trimethylbenzoyl)diphenyl phosphine oxide.