摘要:
An endless metallic belt formed of a nickel alloy which contains at least one element selected from the first group of elements consisting of phosphorus, boron, silicon, germanium, selenium, antimony, tellurium, bismuth and astatine, and, in an X-ray diffraction pattern of which, half widths of X-ray diffraction peaks of the (111) crystal plane and (200) crystal plane are both from 0.5° to 2.5°.
摘要:
An endless metallic belt formed of a nickel alloy which contains at least one element selected from the first group of elements consisting of phosphorus, boron, silicon, germanium, selenium, antimony, tellurium, bismuth and astatine, and, in an X-ray diffraction pattern of which, half widths of X-ray diffraction peaks of the (111) crystal plane and (200) crystal plane are both from 0.5° to 2.5°.
摘要:
Objects of the present invention are to provide an endless metal belt superior in flexing resistance and durability, to provide a fixing belt using the endless metal belt, and to provide a heat fixing device with high durability and high reliability. The objects are achieved by the endless metal belt formed of a nickel alloy containing 5% by weight or more of an additional metallic element and having a half-value width of an X-ray diffraction peak in a range of 0.5 degrees to 2 degrees for each of a crystal plane and a crystal plane, and by using the same.
摘要:
Objects of the present invention are to provide an endless metal belt superior in flexing resistance and durability, to provide a fixing belt using the endless metal belt, and to provide a heat fixing device with high durability and high reliability. The objects are achieved by the endless metal belt formed of a nickel alloy containing 5% by weight or more of an additional metallic element and having a half-value width of an X-ray diffraction peak in a range of 0.5 degrees to 2 degrees for each of a crystal plane and a crystal plane, and by using the same.
摘要:
Objects of the present invention are to provide an endless metal belt superior in flexing resistance and durability, to provide a fixing belt using the endless metal belt, and to provide a heat fixing device with high durability and high reliability. The objects are achieved by the endless metal belt formed of a nickel alloy containing 5% by weight or more of an additional metallic element and having a half-value width of an X-ray diffraction peak in a range of 0.5 degrees to 2 degrees for each of a crystal plane and a crystal plane, and by using the same.
摘要:
To provide a high-durable fixing belt and an image fixing apparatus with high durability and high reliability for using a heating body needing a small amount of thermal capacity to enable heating with low energy. The fixing belt according to the present invention includes at least a release layer and a metal layer made by electroforming nickel, in which the electroformed nickel has a crystal orientation ratio 1(200)/1(111) of 3 or more, in which a surface(200) is preferentially grown, and a microvickers hardness of 280 to 450.
摘要:
A fixing roller of an image fixing apparatus has an elastic layer on a core metal and has a thermal conductive fluororubber latex layer containing a mixture of fluororubber, fluororesin and thermal conductive fillers more outer side than the elastic. An intermediate layer made of silicone rubber having higher thermal conductivity than the thermal conductive fluororubber latex layer is provided between the thermal conductive fluororubber latex layer and the elastic layer, and the intermediate layer is configured so that an elastic parameter Y(=H×T) satisfies a relational expression: Y≧4200 where H (degree) is Asker-C hardness of the silicone rubber having higher thermal conductivity (500 g load) and T (μm) is a thickness of the silicone rubber having higher thermal conductivity.
摘要:
A pressure roller forming a nip portion for contacting to a heating member to pinch and convey and heat recording material includes: a core metal and an elastic layer containing filler, the elastic layer containing the filler including thermal conductive filler with length of not less than 0.05 mm and not more than 1 mm and with thermal conductivity λf in the longitudinal direction in a range of λf≧500 W/(m·k) being dispersed in not less than 5 vol. % and not more than 40 vol % and the elastic layer containing the filler providing thermal conductivity λy in the longitudinal direction perpendicular to a recording material conveyance direction being λy≧2.5 W/(m·k) and ASKER-C hardness of the filler being not more than 60 degrees, wherein a solid rubber elastic layer with thermal conductivity λ in a thickness direction being not less than 0.16 W/(m·k) and not more than 0.40 W/(m·k) is included and the solid rubber elastic layer is formed on an outer periphery of the core metal and the elastic layer containing the filler is formed on the outer periphery of the solid rubber elastic layer. As a result, a pressure roller which can suppress temperature rise in a region, where recording material does not pass, stabilizes conveyability, provides high endurance, provides high thermal conductivity and low hardness is provided.
摘要:
A pressure roller forming a nip portion for contacting to a heating member to pinch and convey and heat recording material includes: a core metal and an elastic layer containing filler, the elastic layer containing the filler including thermal conductive filler with length of not less than 0.05 mm and not more than 1 mm and with thermal conductivity λf in the longitudinal direction in a range of λf≧500 W/(m·k) being dispersed in not less than 5 vol % and not more than 40 vol % and the elastic layer containing the filler providing thermal conductivity λy in the longitudinal direction perpendicular to a recording material conveyance direction being λy≧2.5 W/(m·k) and ASKER-C hardness of the filler being not more than 60 degrees, wherein a solid rubber elastic layer with thermal conductivity λ in a thickness direction being not less than 0.16 W/(m·k) and not more than 0.40 W/(m·k) is included and the solid rubber elastic layer is formed on an outer periphery of the core metal and the elastic layer containing the filler is formed on the outer periphery of the solid rubber elastic layer. As a result, a pressure roller which can suppress temperature rise in a region, where recording material does not pass, stabilizes conveyability, provides high endurance, provides high thermal conductivity and low hardness is provided.
摘要:
To provide a tube-coated belt suited for a heat-fixing apparatus oriented to the high-quality fixation of color images and the like, downsizing and high-speed operation; and an organopolysiloxane adhesive composition of high adhesion durability suited for the manufacture of the heat-fixing apparatus and the tube-coated belt. There is provided a tube-coated belt having a resin tube on a silicone-rubber elastic layer through an adhesive layer, wherein the adhesive layer is composed of a cured product of an organopolysiloxane adhesive composition containing a specific organopolysiloxane component.