Abstract: The present disclosure is drawn to an electrostatic ink composition comprising a resin and an elongate conductive species. Also disclosed herein is a substrate on which is electrostatically printed a conductive trace, wherein the trace comprises a resin and an elongate conductive species. Further disclosed herein is a method of electrophotographic printing an electrostatic ink composition comprising a resin and an elongate conductive species.

Abstract: Herein is disclosed an electrostatic ink composition comprising a resin and a conductive pigment, wherein the resin comprises a co-polymer formed from an alkylene monomer, an acrylic ester monomer and a maleic anhydride monomer, wherein, in some examples, the acrylic ester monomer constitutes at least about 8 wt % of the co-polymer. Herein is also disclosed a print substrate having printed thereon an electrostatic ink comprising a resin and a conductive pigment, wherein the resin comprises a co-polymer formed from an alkylene monomer, an acrylic ester monomer and a maleic anhydride monomer, wherein, in some examples, the acrylic ester monomer constitutes at least about 8 wt % of the co-polymer.

Abstract: Liquid electrophotographic compositions, methods of manufacturing liquid electrophotographic compositions, methods of printing using liquid electrophotographic compositions and printed articles are disclosed.

Abstract: Herein is disclosed a liquid electro photographic (LEP) printing composition comprising: a first resin component comprising an ethylene acrylic acid resin, an ethylene methacrylic acid resin or combinations thereof; and a second resin component present in an amount of about 20% to about 80% by weight of total solids content of the composition, the second resin component having a melting point of from about 50° C. to about 75° C., which is below the melting point of the first resin component, or from about 140° C. to about 180° C., which is above the melting point of the first resin component.

Abstract: An indirect inkjet printing method including providing a jettable ink composition, jetting said ink composition on a surface of an intermediate transfer member forming a film having an image thereon, and transferring said image to a printable substrate. The jettable ink composition includes a hydrocarbon carrier liquid, colorant and polymeric binder resin which is soluble in the hydrocarbon carrier liquid.

Abstract: Herein is disclosed a method of electrostatic printing and glossing comprising: forming a first toner image on a print substrate by electrostatically printing an electrostatic ink comprising a first resin component comprising an ethylene acrylic acid resin, an ethylene methacrylic acid resin or combinations thereof; forming a second toner image disposed on the first toner image on the print substrate by electrostatically printing a liquid electro photographic (LEP) printing composition comprising a first resin component comprising an ethylene acrylic acid resin, an ethylene methacrylic acid resin or combinations thereof, and a second resin component present in an amount of about 20% to about 80% by weight of total solids content of the LEP printing composition, the second resin component having a melting point of from about 50° C. to about 75° C., which is below the melting point of the first resin component, or from about 140° C. to about 180° C.

Abstract: According to one example, there is provided an imaging system that comprises a housing, a rotatable polygon comprising multiple mirrored facets located in the housing, a laser to generate a laser beam to shine onto the polygon mirror and to reflect onto a target, and wherein, in use, the density of gas within the housing is such that turbulence-related optical distortion within the housing is not greater than a predetermined limit.

Abstract: This disclosure relates to an electrostatic ink composition comprising: a liquid carrier, and particles dispersed in the liquid carrier, wherein the particles comprise a resin and a substantially spherical silver pigment; wherein the substantially spherical silver pigment constitutes at least 30 wt % of the solids of the electrostatic ink composition. Print substrates are also disclosed herein.

Abstract: The present disclosure discloses a liquid electrophotographic ink. The ink includes a liquid vehicle, an ethylene acid copolymer, and an ethylene/(meth)acrylic acid C1-10 alkyl ester copolymer. Also disclosed is a method for the manufacture that ink and a method for performing a liquid electrophotographic process by printing a substrate with the ink.

Abstract: A method of producing an electrostatic ink composition, the method comprising: providing a precursor ink composition comprising a resin and a pigment dispersed in a liquid carrier; wherein the precursor ink composition comprises 30 wt % or more non-volatile solids; and spraying a lubricating liquid onto the surface of the precursor ink composition to form the electrostatic ink composition.

Abstract: The present disclosure relates to a docking station whereby an underwater robot can be maintained, repaired and managed all the time. According to one aspect of the present disclosure, a docking station can be provided that may comprise: a receiving unit configured to receive an underwater robot therein and positioned under a surface of water; a maintenance unit provided on the receiving unit and positioned above the surface of the water; and a conveyor unit configured to convey the underwater robot from the receiving unit to the maintenance unit.

Abstract: A press load balancer automatically balances the printing load over a number of presses by taking into account the load on each press and the substrates (i.e., paper types) and inks installed on the presses to improve throughput while minimizing load on the press operators.

Abstract: The application relates to a method of producing an electrostatic ink composition, the method comprising: mixing a resin and a conductive pigment in a continuous mixer to form a compounded mixture comprising particles comprising the resin and the pigment; adding a liquid carrier to the compounded mixture, such that the particles comprising the resin and the conductive pigment are dispersed in the liquid carrier; and, before, during or after adding the liquid carrier to the compounded mixture: imparting a charge on the particles comprising the resin and the pigment.

Abstract: A method to calibrate a printer in which printing of a first print job is controlled. A target color is obtained from a second print job that is to be printed subsequent to the first print job. Printing of the target color obtained from the second print job is controlled while controlling printing of the first print job. An image of the printed target color is received. The printer is calibrated using the printed target color in the received image and the target color obtained from the second print job.

Abstract: In an embodiment, a processor-readable medium stores code representing instructions that when executed by a processor cause the processor to access a list of print jobs for printing. The processor further determines a healthy area of a transfer media. For each job in the list, the processor calculates an image risk area (IRA) based on the healthy area, and ranks each job in a print order according to its IRA.

Abstract: A liquid toner for printing conductive traces is provided. The liquid toner includes a carrier liquid and toner particles dispersed in the carrier liquid. The toner particles include a low symmetry electrically conducting material dispersed in a pigment.

Abstract: Apparatus to apply a fluid to a substrate, the apparatus includes a first roller to rotate about an axis and apply a fluid to a first side of the substrate. The first roller includes an outlet to provide gas to the substrate to guide the movement of the substrate subsequent to the application of fluid to the substrate.

Abstract: A method includes obtaining an image of a document against a background. A bounding box that bounds a region of the image that is distinguishable from the background is found. Coordinates of a plurality of points of the distinguishable region are found, each point being a point of the distinguishable region that is closest to each corner of the bounding box. The document is identified within the image as a region of the image whose corners are defined by the found coordinates.

Abstract: A data transfer system includes a virtual printer driver to receive a report from a first system, the report in the form of a print job, and to generate an electronic document representative of the report; and an extraction module to extract a parameter from the electronic document, format the parameter in a first format, and provide the parameter in the first format to a second system.

Abstract: A colorless varnish for digital printing includes a colorless paste, which is made up of anon-polar carrier fluid and a resin swollen in the non-polar carrier fluid. The resin is present in the paste in an amount ranging from about 20% (w/w) to about 50% (w/w). A solid polar compound is dispersed in the resin. The solid polar compound is present in an amount up to 60 wt. % of solids in the colorless paste.