摘要:
This invention relates to an ink jet ink composition comprising an aqueous medium and at least two different polymers, a first polymer and a second polymer, having a weight average acid number of 70 to 200. In one embodiment the ink is substantially colorless.
摘要:
This invention relates to an ink jet ink composition comprising an aqueous medium and microgel particles, said particles comprising a crosslinked copolymer prepared from a monomer mixture comprising at least a crosslinking monomer, a polymerizable carboxylic acid monomer, and one or more polymerizable water insoluble vinyl type monomers. The ink composition may be a colorless ink or it may contain a colorant.
摘要:
An ink jet printing method having the steps of: A) providing an ink jet printer that is responsive to digital data signals; B) loading the printer with an ink jet recording element having a support having thereon a fusible, porous, image-receiving layer containing at least two types of hydrophobic polymer particles having different glass transition temperatures, the first type of hydrophobic polymer particles having a Tg higher than about 60° C. that is substantially monodisperse and the second type of hydrophobic polymer particles having a Tg lower than about 25° C.; C) loading the printer with an ink jet ink; and D) printing on the image-receiving layer using the ink jet ink in response to the digital data signals.
摘要:
The present invention relates to imaging elements, including photographic elements and ink-jet recording media, having a protective overcoat that resists fingerprints, common stains, and spills. More particularly, the protective overcoat comprises a polycarbonate-containing polyurethane polymer having a Tg of 0 to 70° C. and a molecular weight of 15,000 to 200,000, wherein the amount of polycarbonate, based on the total weight of the polymer, is at least 20 percent.
摘要:
An inkjet recording element having a support having thereon in sequence (a) a transparent, non-porous layer that can be swelled by water less than 0.67 of its original weight, and (b) a fusible, porous image-receiving layer. The inkjet recording element exhibits improved adhesion and excellent image quality. A method of inkjet printing is also disclosed.
摘要:
An ink jet recording element having a support having thereon a fusible, porous, image-receiving layer of at least two types of hydrophobic polymer particles having different glass transition temperatures, the first type of hydrophobic polymer particles having a Tg higher than about 60° C. that is substantially monodisperse and the second type of hydrophobic polymer particles having a Tg lower than about 25° C.
摘要:
An ink jet printing method, having the steps of: A) providing an ink jet printer that is responsive to digital data signals; B) loading the printer with an ink jet recording element having a support having thereon a fusible, porous, image-receiving layer of non-porous polymeric particles having a core/shell structure of a polymeric, hydrophobic core covered with a polymeric, hydrophobic shell, the Tg of the polymeric, hydrophobic core being at least about 25° C. higher than the Tg of the polymeric, hydrophobic shell; C) loading the printer with an ink jet ink composition of water, a humectant, and a water-soluble dye; and D) printing on the overcoat layer using the inkjet ink in response to the digital data signals.
摘要:
An ink jet recording element having a support having thereon a fusible, porous, image-receiving layer having non-porous polymeric particles having a core/shell structure having a polymeric, hydrophobic core covered with a polymeric, hydrophobic shell, the Tg of the polymeric, hydrophobic core being at least about 25° C. higher than the Tg of the polymeric, hydrophobic shell.
摘要:
An ink jet ink composition including from 40.0 to 99.0% by weight of water; from 0.1 to 20.0% by weight of a pigment dispersed with an oleoyl methyl taurine salt dispersant from 0 to 70.0% by weight of a water miscible co-solvent; and from 0.1 to 20.0% by weight of a water-reducible addition polymer; wherein the weight average molecular weight of the polymer is from 2,000 to 100,000; the acid number is from 50 to 400; and the acid group on the polymer is neutralized by an alkaline metal hydroxide such as lithium hydroxide, sodium hydroxide potassium hydroxide, or a mixture thereof; and wherein all weight percentages are based on the total weight of the ink composition. An ink jet printing method is also disclosed.
摘要:
The invention relates to an overcoat composition for an imaged image-recording element, the overcoat composition comprising an aqueous carrier, an optional humectant, an optional surfactant, and 0.05 to 20 weight percent, based on the total weight of the overcoat composition, of an addition polymer having an acid number greater than about 110. The invention also relates to a method of making an imaged image recording element having a transparent overcoat, which method comprises forming an image on the image recording element and applying over the image an overcoat composition of the present invention.The overcoat compositions of the invention provide advantageous stain resistance.