1. An ink set for ink jet recording comprising at least a first liquid and a second liquid, wherein:
the first liquid comprises at least a colorant, a water soluble solvent and water; and
the second liquid comprises at least a compound represented by the following general formula (1), a water soluble solvent and water:
in which X represents O, CO, NH, NR, S or SO2; R represents an alkyl group; M represents a hydrogen atom, an alkali metal or an amine; 1 represents an integer from 1 to 5; m represents 1 or 2; and n represents an integer from 3 to 7.
2. The ink set for ink jet recording according to claim 1, wherein the compound represented by the general formula (1) is at least one selected from the group consisting of pyrrolidone carboxylic acid, pyrone carboxylic acid, pyrrole carboxylic acid, furan carboxylic acid, pyridine carboxylic acid, coumaric acid, thiophene carboxylic acid, nicotinic acid, and derivatives and salts of these compounds.
3. The ink set for ink jet recording according to claim 1, wherein a pH of the second liquid is not less than 2.5 and not more than 8.0.
4. The ink set for ink jet recording according to claim 1, wherein the second liquid contains the compound represented by the general formula (1) in a proportion of not less than 0.01% by mass and not more than 30% by mass.
5. The ink set for ink jet recording according to claim 1, wherein the colorant in the first liquid is a pigment, and the pigment is at least one selected from the group consisting of a pigment dispersed with a polymer dispersant, a self-dispersible pigment and a pigment coated with a resin.
6. The ink set for ink jet recording according to claim 1, wherein the first liquid contains a resin having carboxylate groups.
7. The ink set for ink jet recording according to claim 1, wherein the second liquid contains at least one colorant selected from the group consisting of a dye, a pigment having sulfonic acid or a sulfonate salt on a surface thereof, and a self-dispersible pigment.
8. The ink set for ink jet recording according to claim 1, wherein a volume average particle diameter of the colorant in the first liquid is not less than 30 nm and not more than 250 nm.
9. The ink set for ink jet recording according to claim 1, wherein a surface tension of the first liquid is not less than 20 mNm and not more than 60 mNm.
10. The ink set for ink jet recording according to claim 1, wherein a surface tension of the second liquid is not less than 20 mNm and not more than 45 mNm.
11. The ink set for ink jet recording according to claim 1, wherein a viscosity of each of the first and second liquids is not less than 1.2 mPa\xb7s and not more than 8.0 mPa\xb7s.
12. The ink set for ink jet recording according to claim 1, wherein a number of particles having a particle diameter of not less than 5 \u03bcm in a mixed liquid of equal amounts of the first and second liquids is not less than 1,000 particles\u03bcL.
13. An ink jet recording method using an ink set for ink jet recording comprising at least two kinds of liquids including a first liquid containing at least a colorant, a water soluble solvent and water, and a second liquid containing at least a compound represented by the general formula (1), a water soluble solvent and water, wherein
an image is formed by applying the first and second liquids on a recording medium so as to contact each other;
in which X represents O, CO, NH, NR, S or SO2; R represents an alkyl group; M represents a hydrogen atom, an alkali metal or an amine; 1 represents an integer from 1 to 5; m represents 1 or 2; and n represents an integer from 3 to 7.
14. The ink jet recording method according to claim 13, wherein the second liquid contains at least one colorant selected from the group consisting of a dye, a pigment having a sulfonic acid or a sulfonate salt on a surface thereof, and a self-dispersible pigment.
15. The ink jet recording method according to claim 13, wherein:
the colorant in the first liquid is a pigment; and
the pigment is at least one pigment selected from the group consisting of a pigment dispersed with a polymer dispersant, a self-dispersible pigment and a pigment coated with a resin.
16. The ink jet recording method according to claim 13, wherein the first liquid and the second liquid are applied on a recording medium in a quantity of not more than 25 ng per one drop.
17. The ink jet recording method according to claim 13, wherein a mass ratio of amounts of the first liquid and the second liquid applied for forming one pixel is in a range of 1:10 to 10:1.
18. An ink jet recording apparatus comprising a recording head for ejecting each liquid in an ink set for ink jet recording, wherein
the ink set for ink jet recording comprises at least a first liquid and second liquid, the first liquid comprising at least a colorant, a water soluble solvent and water, and the second liquid comprising at least a compound represented by the general formula (1), a water soluble solvent and water;
in which X represents O, CO, NH, NR, S or SO2; R represents an alkyl group; M represents a hydrogen atom, an alkali metal or an amine; 1 represents an integer from 1 to 5; m represents 1 or 2; and n represents an integer from 3 to 7.
19. The ink jet recording apparatus according to claim 18, wherein the first and second inks are applied on a recording medium so as to contact each other.
20. The ink jet recording apparatus according to claim 18, wherein the second liquid contains at least one colorant selected from the group consisting of a dye, a pigment having at least sulfonic acid and a sulfonate salt as a functional group on a surface thereof, and a self-dispersible pigment.
21. The ink jet recording apparatus according to claim 18, wherein:
the colorant in the first liquid is a pigment; and
the pigment is at least one selected from the group consisting of a pigment dispersed with a polymer dispersant, a self-dispersible pigment and a pigment coated with a resin.
22. The ink jet recording apparatus according to claim 18, wherein the first and second liquids are applied on a recording medium in a quantity of not more than 25 ng per one drop.
23. The ink jet recording apparatus according to claims 18, wherein a mass ratio of amount of the first liquid and the second liquid applied for forming one pixel is in the range of 1:10 to 10:1.
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 touch recognition apparatus of a curved display, comprising:
a curved screen on which an image is displayed;
a transparent plate disposed behind the curved screen;
an infrared lamp provided in a lateral side of the transparent plate, the infrared lamp irradiating infrared light;
a uniformity tape bonded or coated onto the lateral side of the transparent plate, and the infrared lamp irradiating the infrared light irradiated from the infrared lamp to the curved screen while spreading the infrared light to the transparent plate; and
an infrared camera configured to photograph an infrared image reflected from the curved screen.
2. The touch recognition apparatus of a curved display of claim 1,
wherein the transparent plate has a shape corresponding to the curved screen.
3. The touch recognition apparatus of a curved display of claim 1,
wherein the infrared lamp is provided in the lateral side of the transparent plate in plural.
4. The touch recognition apparatus of a curved display of claim 1,
wherein the infrared camera is disposed in an opposite side of the curved screen based on the transparent plate.
5. The touch recognition apparatus of a curved display of claim 1, further comprising:
a projector disposed behind the curved screen and projecting the image to the curved screen;
an aspheric mirror disposed between the projector and the curved screen, the aspheric mirror reflecting the image projected from the projector; and
a reflective mirror disposed between the projector and the curved screen, the reflective mirror transferring the image reflecting from the aspheric mirror to the curved screen.
6. The touch recognition apparatus of a curved display of claim 1,
wherein the curved screen comprises an acryl plate and a rear transmission film which is bonded to the acryl plate.
7. The touch recognition apparatus of a curved display of claim 1,
wherein the transparent plate is made of a transparent acryl material.
8. A touch recognition apparatus of a curved display, comprising:
a curved screen on which an image is displayed;
a transparent plate provided in a rear of the curved screen;
at least one infrared lamp provided in a lateral side of the transparent plate, the at least one infrared lamp irradiating infrared light;
a uniformity tape disposed between the transparent plate and the at least one infrared lamp, the uniformity tape spreading the infrared light irradiated from the infrared lamp to the transparent plate; and
an infrared camera configured to photograph an infrared image reflected from the curved screen.
9. The touch recognition apparatus of a curved display of claim 8,
wherein the transparent plate has a shape corresponding to the curved screen.
10. The touch recognition apparatus of a curved display of claim 8,
wherein the infrared camera is disposed in an opposite side of the curved screen based on the transparent plate.