Agfa Patente

A method of printing an halftone image by a liquid droplet generator (100), having at a first location in a manifold of the generator a liquid-sedimentation with highest density and having two inlets and; wherein the part is determined for displacing the liquid-sedimentation to a second location in the manifold by using a printmask (1000), having a width and height, which divides for a selected printing period the plurality of nozzles in minimum three sequential zones between the first inlet (516) and second inlet (517) comprising minimal for printing the determined part: a first zone (1001) at the first inlet (516) wherein the printmask (1000) determines that N1% of the part the nozzles in the first zone (1001) are used; and a second zone (1002) at the middle of the first inlet (516) and second inlet (517) wherein the printmask (1000) determines that N2% of the part the nozzles in the second zone (1002) are used; and a third zone (1003) at the second inlet (517) wherein the printmask (1000) determines that N3% of the part the nozzles in the third zone (1003) are used; whereby 100 >= N1 > N2 > N3 >= 0

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Aqueous ink for textile printing comprising a disperse dye, a first dispersant selected from the group consisting of an alkali salt of aromatic sulfonic acid, an alkali salt of aromatic sulfonic acid-formalin condensate, an alkali salt of β-naphthalenesulfonic acid, and an alkali salt of β -naphthalenesulfonic acid-formalin condensate and a second dispersant, the second dispersant is a copolymer of an acrylate and an alkylene oxide.

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A method for enhancing color consistency between batches of printed objects representing a same image by using a master output profile, having a master color gamut, with master color characterizing setting wherein said setting is also used for the batch output profile, having a batch color gamut. The image is converted between said master color gamut and the said batch color gamut.

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An inkjet printing method for manufacturing a decorative surface comprising staggered decorative laminate panels including the steps of: i) digitally dividing a first master image (15, 30) into decorative laminate panel images (16); ii) digitally staggering neighbouring decorative laminate panel images (18) over a selected staggering distance (17) having a value between L/2 and L/20 with L representing the length of a decorative laminate panel; iii) digitally composing a second master image (19, 33) from the neighbouring staggered decorative laminate panel images (18); iv) printing the second master image (19, 33) with one or more inkjet inks on a substrate, wherein the substrate is a paper substrate and the one or more inkjet inks are aqueous pigmented inkjet inks printed on the substrate before or after impregnation with a thermosetting resin; or wherein the one or more inkjet inks are UV curable inkjet inks and the substrate is a thermoplastic substrate based on a material selected from the group consisting of polyvinylchloride (PVC), polypropylene (PP), polyethylene (PE), polyethylene-terephthalate (PET) and thermoplastic polyurethane (TPU) and combinations thereof.

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An inkjet printing method including the steps of: providing inkjet inks from an inkjet ink stock (1) to an inkjet printing device (2); printing the inkjet inks with the inkjet printing device (2) on a substrate; automatically sending digital inkjet ink consumption data from the inkjet printing device (2) via a digital connection (3) to a computer (4) of an inkjet ink supplier (5); and replenishing the inkjet ink stock (1) with an amount of at least one of the inkjet inks from the inkjet ink supplier (5), wherein the amount is determined in accordance with the digital inkjet ink consumption data. A computerized system is also disclosed.

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An aqueous inkjet ink set for manufacturing decorative panels comprising: a) a cyan aqueous inkjet ink containing a beta-copper phthalocyanine pigment; b) a red aqueous inkjet ink containing a red pigment R and a polymeric dispersant P; c) a yellow aqueous inkjet ink containing a yellow pigment; and d) a black aqueous inkjet ink containing a carbon black pigment; wherein the red aqueous inkjet ink has a weight ratio R/P of red pigment R to polymeric dispersant P that complies with 1.2 < R/P < 3.0; and wherein the average particle diameter APD of the red pigment R complies with 175 nm < APD < 240 nm, as determined by a dynamic light scattering technique using a laser having an emission wavelength of 633 nm and measured under a scattering angle of 90 degrees.

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A method of manufacturing decorated natural leather including the steps of: a) providing a jig layer (11) with a hole (12) corresponding to the external contour of a leather piece (14); b) attaching an adhesive back layer (13) to the jig layer (11) having the hole (12); c) positioning a leather piece (14) in the hole (12) wherein the corium side is attached to the adhesive back layer; and d) inkjet printing a decorative image on the leather piece (14) to deliver a decorated leather piece (15).

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