Inkjet recording method and inkjet recording apparatus
First Claim
1. An inkjet recording method comprising the step of:
- forming a color image with color inks on the recording medium by while scanning a recording head multiple times on a same recording area of the recording medium, forming a thinned-out image according to an thinning-out pattern without regularity in each scanning, the recording head having a plurality of nozzle sections for jetting the color inks,wherein a nozzle pitch of the recording head is from 10 to 50 μ
m,the color inks comprise cyan, magenta, yellow and black inks and at least one special color ink,the color inks contain pigments, at least one organic solvent with high boiling point and water,a dot formed by jetting the color inks from the recording head has a size of 10 to 50 μ
m on the recording medium,the recording medium has a transferred amount at 0.04 seconds of absorption time by Bristow method of 10 ml/m2 or more, andthe recording medium comprises a micro-porous layer containing inorganic fine particles having a mean particle size of 15 to 100 nm and a hydrophilic binder.
1 Assignment
0 Petitions
Accused Products
Abstract
An inkjet recording method includes: forming a color image with color inks by while scanning a recording head multiple times on a same recording area, forming a thinned-out image, the recording head having a plurality of nozzle sections for jetting the color inks, wherein a nozzle pitch of the recording head is from 10 to 50 μm, the color inks comprise C, M, Y and BK inks and at least one special color ink, the color inks contain pigments, at least one organic solvent with high boiling point and water, a dot formed by the color inks has a size of 10 to 50 μm, the recording medium has a transferred amount at 0.04 seconds of absorption time, and the recording medium comprises a micro-porous layer containing inorganic fine particles and a hydrophilic binder.
-
Citations
24 Claims
-
1. An inkjet recording method comprising the step of:
-
forming a color image with color inks on the recording medium by while scanning a recording head multiple times on a same recording area of the recording medium, forming a thinned-out image according to an thinning-out pattern without regularity in each scanning, the recording head having a plurality of nozzle sections for jetting the color inks, wherein a nozzle pitch of the recording head is from 10 to 50 μ
m,the color inks comprise cyan, magenta, yellow and black inks and at least one special color ink, the color inks contain pigments, at least one organic solvent with high boiling point and water, a dot formed by jetting the color inks from the recording head has a size of 10 to 50 μ
m on the recording medium,the recording medium has a transferred amount at 0.04 seconds of absorption time by Bristow method of 10 ml/m2 or more, and the recording medium comprises a micro-porous layer containing inorganic fine particles having a mean particle size of 15 to 100 nm and a hydrophilic binder. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
-
-
13. An inkjet recording apparatus for forming a color image by jetting color inks on a recording medium, comprising:
-
a recording head having a plurality of nozzle sections to jet the color inks, the nozzle sections being arrayed at a pitch of 10 to 50 μ
m;a scanning section to make the recording head scan multiple times on one recording area of the recording medium; and a control section to allow the recording head to jet the color inks from the plurality of nozzle sections so that a thinned-out image according to a thinning-out pattern without regularity in each scanning is formed on the recording medium, wherein the color inks comprise cyan, magenta, yellow and black inks and at least one special color ink, the color inks contains pigments, at least one organic solvent with high boiling point and water, a dot formed by jetting the color inks from the recording head has a size of 10 to 50 μ
m on the recording medium,the recording medium has a transferred amount at 0.04 seconds of absorption time by Bristow method is 10 ml/M2 or more, and the recording medium has a micro-porous layer containing inorganic fine particles having a mean particle size of 15 to 100 nm and a hydrophilic binder. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
-
Specification