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| Number | Title | Issue Date |
| 4210916 | Ink jet inks An ink composition for use in jet printing comprising an aqueous solution of a water-soluble dye and a humectant consisting of at least one water-soluble alkene diol or alkene polyol compound.... | 07/01/1980 |
| 4207577 | Opaque jet inks Opaque ink compositions suitable for ink jet printing on metal, plastic, or paper surfaces, the ink characterized by opaque properties in light, incorporating, in solution, at least one cellulosic derivative, a resin component, and at least one solvent, p... | 06/10/1980 |
| 4205320 | Wet type direct image recording method A wet type direct image recording method an apparatus wherein an ink/image is formed directly on a surface treated recording material by passing the recording material between an image signal voltage applying electrode and an ink supplier device. The surf... | 05/27/1980 |
| 4201993 | Ink jet printer using inflammable ink An ink jet printer provides a nozzle for ejecting droplets of inflammable ink towards a recording surface and a charging electrode for imparting a charge to the droplets in accordance with information to be printed. Deflecting electrodes are positioned be... | 05/06/1980 |
| 4197135 | Waterfast ink for use in ink jet printing Disclosed is an ink for use in ink jet printers, the ink containing a water soluble dye, and a polyamine containing 7 or more nitrogen atoms per molecule, with the ink composition having a pH of 8 or above, the upper pH limit being dye decomposition depen... | 04/08/1980 |
| 4196006 | Jet printing ink An ink composition for use in jet printing comprising an aqueous solution of a water-soluble dye and a humectant consisting of the internal anhydride of at least one carboxylic acid.... | 04/01/1980 |
| 4196007 | Jet printing ink An ink composition for use in jet printing comprising an aqueous solution of a water-soluble dye and a humectant consisting of at least one water-soluble acetylenic compound.... | 04/01/1980 |
| 4195104 | Videojet ink composition Ink compositions suitable for ink jet printing on a variety of substrates including metal, synthetic polymers and glass, are provided. The compositions are characterized by excellent weathering properties, are fade-resistant, abrasion-resistant and, when ... | 03/25/1980 |
| 4184881 | Jet printing ink composition containing an ethylene oxide adduct of acetylenic diol An ink composition for use in jet printing comprising an aqueous solution of a water-soluble dye and a humectant consisting of ethylene oxide adducts of at least one acetylenic diol in the absence of any glycol or glycol ether.... | 01/22/1980 |
| 4179397 | Indicator ink An ink composition is provided which is suitable for use on plastic, bare metal, for example, tinplate or aluminum as well as on such metals having organic coatings applied to surfaces thereof. The inks are suitable for use in contact printers or in jet i... | 12/18/1979 |
| 4177075 | Jet printing ink containing ammonium formate electrolyte In an ink composition suitable for ink jet printing on metal surfaces, the ink incorporating, in solution, a colorant, a resin component, an alcohol-water solvent and optionally an electrolyte, proportioned to give the ink properties of low surface tensio... | 12/04/1979 |
| 4176361 | Ink composition for ink jet printing Disclosed is an aqueous ink composition useful for ink jet printing, which comprises 2-12 wt % of a water soluble dye, 35-80 wt % of a polyhydric alcohol having 2-6 carbon atoms.... | 11/27/1979 |
| 4170482 | Jet printing ink composition containing an acetylenic compound and a lactone An ink composition for use in jet printing comprising an aqueous solution of a water-soluble dye and a humectant consisting of the combination of at least one water-soluble acetylenic compound and the internal anhydride of at least one carboxylic acid in ... | 10/09/1979 |
| 4168662 | Videojet ink for printing on food products Ink compositions suitable for ink jet printing on a variety of substrates and particularly food products, for example citrus fruit, and method of marking such products are provided. The compositions are characterized by their ability to penetrate the waxe... | 09/25/1979 |
| 4166044 | Binderless thermotropic jet ink Binderless ink compositions suitable for use in jet printing operations on polymeric resin surfaces to form images which are highly resistant to abrasion and to steam pasteurization or sterilization conditions by penetration of the colorant into the sub-s... | 08/28/1979 |
| 4165399 | Binderless ink for jet printing Binderless ink compositions suitable for use in jet printing operations on polymeric resin surfaces to form images which are highly resistant to abrasion and to steam pasteurization conditions by virtue of penetration of the colorant into the sub-surface ... | 08/21/1979 |
| 4159203 | Aqueous black ink and process for the production thereof An aqueous black ink for a writing process in which ink is transferred in droplets onto a print carrier. The ink comprises 25-42 g./l. of the direct Diamine Blue 6B, extra high concentration; 14-22 g./l. of the direct dye Diamine Scarlet 4BS, extra concen... | 06/26/1979 |
| 4155767 | Jet ink compositions containing tetrahydrofuran solvent Ink compositions are provided which are suitable for use in ink jet printing on coated or uncoated substrates to form images which are highly resistant to abrasion and penetration by virtue of the penetrating characteristics of a select solvent system. Th... | 05/22/1979 |
| 4155895 | Thermotropic ink An ink composition is provided which is suitable for use on bare metal, for example, tinplate or aluminum as well as on such metals having organic coatings applied to surfaces thereof. The compositions may also be used on plastic containers or retortable ... | 05/22/1979 |
| 4155768 | Waterfast ink for use in ink jet printing An ink for use in ink jet printers is provided. The ink contains a water soluble dye, a polyamine containing 6 or fewer nitrogen atoms per molecule, with the ink composition having a pH of 8 or below. The ink has improved waterfastness over an equivalent ... | 05/22/1979 |
| 4153467 | Method of ink jet printing A method of ink jet printing by injecting ink through a fine nozzle and electrostatically deflecting the ink particles to print a symbol corresponding to a predetermined matrix, the improvement wherein said ink comprises a non-aqueous ink comprising a col... | 05/08/1979 |
| 4136076 | Ink jet printing composition comprising a solvent, a dye stuff, a volatile base, a multi-valent metal and a polymer containing carboxyl groups Jet printing is described employing an ink of low viscosity and resistivity having improved resistance to abrasion and solvents after drying. The ink comprises an acrylic polymer, dyestuff, volatile basic compounds, and a complexed multivalent metal ion c... | 01/23/1979 |
| 4106027 | Ink for the ink jet process Non-aqueous inks having an electric conductivity of at least 10-4 Ohm-1 cm-1, a viscosity of at most 5 cP at 20° C. and in which the liquid medium consists completely or predominantly of one or more solvents having each a... | 08/08/1978 |
| 4104646 | Ink ejection An apparatus for controlling the flow of ink in the nozzle of an ink ejector head, the latter having an ink flow system which has a chamber capable of being supplied with ink and a nozzle through which ink is ejected as well as a pressure producer capable... | 08/01/1978 |
| 4101329 | Aqueous ink for an ink ejection process An aqueous ink for an ink ejection process, particularly a blue ink for a process employing an ejection system which produces droplets, comprises (a) a water soluble triphenyl methane dye and (b) a buffer mixture of at least one organic hydroxy-containing... | 07/18/1978 |
| 4070322 | Ink composition for jet printing onto non-absorbent surfaces An ink composition for jet printing onto non-porous-non-absorbent surfaces based upon a ketone solvent having a soluble ionizable salt and a dyestuff and which may contain in addition water in an amount up to 10% by weight, a lower alcohol in an amount up... | 01/24/1978 |
| 3994736 | Ink composition for ink-jet writing A pigment-free, high-intensity, light-fast ink suitable for ink-jet printing comprised of a polar solvent liquid base and a premetallized azo dye. The ink may also contain an inorganic ionizable salt to impart electrical conductivity.... | 11/30/1976 |
