Ink jet recording apparatus, ink-jet recording method and ink jet recording medium
AssigneeKonica Corporation
InventorsFujio Miyamoto, Shuji Kida, Toyoaki Sugaya, Hidenobu Ohya, Kenichiro Hiramoto, Shinichi Suzuki, Teruyuki Fukuda
Life of this patent
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Abstract
A recording method comprising the steps in the following order of: correcting a curl of a recording medium by applying heat and pressure to the recording medium; and forming an image on the recording medium by jetting ink onto the recording medium.
Claims32
An ink jet recording method comprising the steps in the following order of:
- correcting a curl of a recording medium by applying heat and pressure to the recording medium;
- and
- forming an image on the recording medium by jetting ink onto the recording medium.
An ink jet recording method comprising the steps of:
- forming an image on a recording medium by jetting ink onto the recording medium;
- correcting a curl of the recording medium by applying heat and pressure to the recording medium;
- and
- fixing the image on the recording medium by applying at least heat to the recording medium.
An ink jet recording method comprising the steps of:
- forming an image on a recording medium by jetting ink onto the recording medium;
- and
- correcting a curl of the recording medium by applying heat and pressure to the recording medium,
- wherein the recording medium comprises a thermoplastic resin, and the heat applied to the recording medium in the correcting step is lower than the melt temperature of the thermoplastic resin.
An ink jet recording method comprising the steps of:
- forming an image on a recording medium comprising a support having thereon an ink absorptive layer comprising an inorganic pigment and a water soluble binder by jetting an ink onto the recording medium;
- and
- correcting a curl of the recording medium by applying heat and pressure to the recording medium,
- wherein the recording medium shows a curl value of between −10 and 10 mm after applying a heat and pressure treatment in the following condition to the recording medium having a curl value between −30 to −40 mm,
- wherein the condition of the heat and pressure treatment is:
- employing an apparatus comprising a φ30 mm circular iron cylinder having a heater in its interior as an upper roller and a φ30 mm silicone rubber roller as a lower roller, both of which are covered with a tetrafluoroethylene-perfluoroalkyl ether copolymer having a thickness of 100 μm;
- feeding the recording medium in so that the upper roller comes into contact with the surface of the ink absorptive layer;
- and
- subjecting the recording medium to the heat and pressure treatment under conditions of a nip width of 0.3 mm, a linear pressure of 32 kgf/297 mm, transporting rate of 10 mm/second and the surface temperature of the upper roller of 120° C.
An ink jet recording apparatus comprising:
- a curl correcting section to correct a curl of a recording medium by applying heat and pressure;
- a recording head to eject ink onto the recording medium;
- and
- a transporting section to transport the recording medium,
- wherein the curl correcting device is installed at a upstream position of the recording head with respect to the transporting direction of the recording medium.
An ink jet recording apparatus comprising:
- a curl correcting section to correct a curl of a recording medium by applying heat and pressure;
- a recording head to eject ink onto the recording medium to form an image on the recording medium;
- a transporting section to transport the recording medium;
- and
- a fixing section to fix the image formed on the recording medium by applying at least heat.
An ink jet recording medium comprising a support having thereon an ink absorptive layer comprising an inorganic pigment and a water soluble binder and a surface layer comprising a thermoplastic resin,
- wherein the recording medium shows a curl value of between −10 and 10 mm after applying a heat and pressure treatment of the following condition to the recording medium having a curl value between −30 to −40 mm,
- wherein the condition of the heat and pressure treatment is:
- employing an apparatus comprising a φ30 mm circular iron cylinder having a heater in its interior as an upper roller and a φ30 mm silicone rubber roller as a lower roller, both of which are covered with a tetrafluoroethylene-perfluoroalkyl ether copolymer having a thickness of 100 μm;
- feeding the recording medium in so that the upper roller comes into contact with the surface of the ink absorptive layer;
- and
- subjecting the recording medium to the heat and pressure treatment under conditions of a nip width of 0.3 mm, a linear pressure of 32 kgf/297 mm, transporting rate of 10 mm/second and the surface temperature of the upper roller of 120° C.
Dependencies are inferred from the claim text.