1. A trans-thiazineindigo pigment dispersant represented by Formula (1):
where:
R1 denotes a group required to form an aromatic or aliphatic carbocyclic ring or a heterocyclic ring which may have a substituent other than the -(E)p- group;
R2 denotes a group required to form an aromatic or aliphatic carbocyclic ring or a heterocyclic ring which may have a substituent other than the -(E)p- group;
E denotes a basic group substituted on the carbocyclic ring or heterocyclic ring including R1 andor on the carbocyclic ring or heterocyclic ring including R2 and is represented by Formula (3):
X denotes \u2014S\u2014, \u2014O\u2014, \u2014SO2\u2014, \u2014SO2NR\u2014, \u2014NRSO2\u2014, \u2014CH2NRCOCH2NR\u2014 or \u2014(CH2)mNH\u2014, wherein each R independently denotes a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, which may have a substituent, an alkenyl group having 2 to 20 carbon atoms, which may have a substituent, or an aryl group having 6 to 20 carbon atoms, which may have a substituent, and m denotes an integer of 1 to 10;
a denotes 0 or 1;
Y denotes an alkylene group having 1 to 20 carbon atoms, which may have a substituent, an alkenylene group having 2 to 20 carbon atoms, which may have a substituent, an arylene group having 6 to 20 carbon atoms, which may have a substituent, or a heterocyclic group containing a nitrogen, oxygen or sulfur atom, or two or more of these groups may be bonded together directly or through a linking group selected from \u2014NR\u2014, \u2014O\u2014, \u2014SO2\u2014 and \u2014CO\u2014, wherein R is as defined above;
b denotes 0 or 1;
R3 and R4 each independently denotes an alkyl group having 1 to 30 carbon atoms, which may have a substituent, or an alkenyl group having 2 to 30 carbon atoms, which may have a substituent, or R3 and R4, taken together, may form a heterocyclic group containing a nitrogen, oxygen or sulfur atom; and
p denotes an integer of 1 to 6.
2. A cis-thiazineindigo pigment dispersant represented by Formula (2):
where:
R1 denotes a group required to form an aromatic or aliphatic carbocyclic ring or a heterocyclic ring which may have a substituent other than the -(E)p- group;
R2 denotes a group required to form an aromatic or aliphatic carbocyclic ring or a heterocyclic ring which may have a substituent other than the -(E)p- group;
E denotes a basic group substituted on the carbocyclic ring or heterocyclic ring including R1 andor on the carbocyclic ring or heterocyclic ring including R2 and is represented by Formula (3):
X denotes \u2014S\u2014, \u2014O\u2014, \u2014SO2\u2014, \u2014SO2NR\u2014, \u2014NRSO2\u2014, \u2014CH2NRCOCH2NR\u2014 or \u2014(CH2)mNH\u2014, wherein each R independently denotes a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, which may have a substituent, an alkenyl group having 2 to 20 carbon atoms, which may have a substituent, or an aryl group having 6 to 20 carbon atoms, which may have a substituent, and m denotes an integer of 1 to 10;
a denotes 0 or 1;
Y denotes an alkylene group having 1 to 20 carbon atoms, which may have a substituent, an alkenylene group having 2 to 20 carbon atoms, which may have a substituent, an arylene group having 6 to 20 carbon atoms, which may have a substituent, or a heterocyclic group containing a nitrogen, oxygen or sulfur atom, or two or more of these groups may be bonded together directly or through a linking group selected from \u2014NR\u2014, \u2014O\u2014, \u2014SO2\u2014 and \u2014CO\u2014, wherein R is as defined above;
b denotes 0 or 1;
R3 and R4 each independently denotes an alkyl group having 1 to 30 carbon atoms, which may have a substituent, or an alkenyl group having 2 to 30 carbon atoms, which may have a substituent, or R3 and R4, taken together, may form a heterocyclic group containing a nitrogen, oxygen or sulfur atom; and
p denotes an integer of 1 to 6.
3. The pigment dispersant according to claim 1, wherein X denotes \u2014S\u2014, \u2014SO2\u2014, or \u2014SO2NR\u2014.
4. The pigment dispersant according to claim 2, wherein X denotes \u2014S\u2014, \u2014SO2\u2014, or \u2014SO2NR\u2014.
5. A pigment composition comprising a pigment material, and a trans-thiazine indigo pigment dispersant according to claim 1.
6. A pigment composition comprising a pigment material, and a cis-thiazine indigo pigment dispersant according to claim 2.
7. The pigment composition according to claim 5, wherein the pigment material comprises a diketopyrrolopyrrole-based red pigment, a quinacridone-based red pigment, a thiazine indigo-based red pigment, or anthraquinone-based red pigment.
8. The pigment composition according to claim 6, wherein the pigment material comprises a diketopyrrolopyrrole-based red pigment, a quinacridone-based red pigment, a thiazineindigo-based red pigment, or anthraquinone-based red pigment.
9. The pigment composition according to claim 5, wherein the pigment material further comprises a yellow pigment.
10. The pigment composition according to claim 8, wherein the pigment material further comprises a yellow pigment.
11. A colored composition comprising a pigment composition according to claim 5 and a pigment carrier.
12. A colored composition comprising a pigment composition according to claim 6 and a pigment carrier.
13. A colored composition comprising a pigment composition according to claim 7 and a pigment carrier.
14. A colored composition comprising a pigment composition according to claim 8 and a pigment carrier.
15. A colored composition comprising a pigment composition according to claim 9 and a pigment carrier.
16. A colored composition comprising a pigment composition according to claim 10 and a pigment carrier.
17. A color filter comprising a filter segment prepared from a colored composition according to claim 11.
18. A color filter comprising a filter segment prepared from a colored composition according to claim 12.
19. A color filter comprising a filter segment prepared from a colored composition according to claim 13.
20. A color filter comprising a filter segment prepared from a colored composition according to claim 14.
21. A color filter comprising a filter segment prepared from a colored composition according to claim 15.
22. A color filter comprising a filter segment prepared from a colored composition according to claim 16.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A board assembly comprising:
a first board comprising a first through hole defined therein and a gap formed on a bottom of the first board;
a second board comprising a supporting wall formed on a bottom thereof, a second through hole defined in the supporting wall and corresponding to the first through hole, and a receiving hole defined in the second board and communicated with the second through hole; and
a lock member comprising a head rotatably received in the receiving hole and blocked by the supporting wall, a neck connected to the head, and a latch portion formed on the neck, the latch portion extending through the first and second through holes to rotatably abut against the bottom of the first board and latched by the gap.
2. The board assembly of claim 1, wherein the neck is cylindrical, the latch portion comprises a plurality of blocks extending from a circumference of the neck, each of the first and second through holes comprises a plurality of extension slots for respectively receiving the blocks.
3. The board assembly of claim 1, wherein a C-shaped annular frame extends from the bottom of the first board and surrounds the first through hole, two bars extends from respective ends of the frame, a blocking portion extending from one bar, the gap is formed between the distal end of the blocking portion and the other bar.
4. The board assembly of claim 3, wherein the bars are extending radially from the center of the frame.
5. The board assembly of claim 2, wherein the blocking portion is L-shaped.
6. The board assembly of claim 2, wherein the blocking portion is at the bottom of the first board.
7. The board assembly of claim 1, wherein the head of the lock member defines a slot in a top wall thereof.