Fuji Xerox Co., Ltd.

Fujifilm Business Innovation Corp.

Chiba University

Satoya Sugiura

Hiroaki Tanaka

Masato Furukawa

Shigeru Fukuda

Masato Ono

Daisuke Tanemura

Masayuki Seko

Shogo Hayashi

Koichi Matsumoto

Minoru Rokutan

Yosuke Kubo

Shigeto Hashiba

Futoshi Takei

Kazuhiro Koseki

Kenta Ide

Wataru Yamada

Hirofumi Nakamura

Tomoko Suzuki

Yusuke Watanabe

Satoshi Shigezaki

Makoto Ochiai

Kenta Shingu

Akihiro Kawasaki

Katsuyoshi Hoshino

Akihiro Nonaka

Iori Nishimura

Hidemi Nukada

Fuyuki Kano

Toshiyasu Yukawa

Kosuke Narita

Kenta Yamakoshi

Takuro Hagiwara

Takayuki Yamashita

Masahiko Miyamoto

Yuki Nagamori

Tomotake Inagaki

Kazuyuki Nakamura

Takuro Hoshio

Jin Iwasaki

Yutaka Kiuchi

Yoshiki Shimodaira

Daisuke Tano

Ryohei Yoshikawa

Mitsuo Yamamoto

Ayumi Noguchi

Mikio Yamaguchi

Tatsuya Soga

Yoshitaka Kuroda

Hiroe Okuyama

Masaya Nakatsuhara

Makoto Sakanobe

Hideki Okamoto

Satoru Tsuto

Ryosuke Kubota

Minoru Oshima

Kanji Shintaku

Yuko Kawase

Natsumi Kaneko

Kaori Iemura

Sayaka Inoue

Minako Tachiki

Rihito Tamura

Kenta Horikoshi

An intermediate transfer belt includes a resin, conductive carbon particles, and an alkyl silicone oil and a modified body thereof, in which regions different in a content of the alkyl silicone oil and the modified body thereof are formed on an outer peripheral surface, in a case where a silicon amount (Atomic %) on the outer peripheral surface is measured along an axial direction using an X-ray photoelectron spectroscopy, the silicon amount is periodically increased and decreased along the axial direction, and a peak-to-peak distance in an increasing/decreasing period of the silicon amount is 0.1 mm or more and 5.0 mm or less.

Intermediate transfer belt, transfer device, and image forming apparatus

An endless belt includes a base material layer, the base material layer containing a polymer material and conductive particles, wherein in a section of the base material layer in a thickness direction, the conductive particles have an area ratio of 9.0% or more and 14.5% or less, an average value of areas of Delaunay triangles taking centers of gravity of the conductive particles as vertices is 0.10 μmor more and 0.90 μmor less, and a standard deviation of the areas is 0.010 μmor more and 0.080 μmor less.

Endless belt, belt unit, and image forming apparatus

A film contains a siloxane compound having an alkyl group and a resin having a density of 1.1 g/cmor higher and a glass transition temperature of 150° C. or higher.

Film, member, transfer device, fixing device, and image forming apparatus

A transfer device includes an intermediate transfer belt having a surface to which a toner image may be transferred and solid lubricant particles are attached, a primary transfer member performing primary transfer of a toner image to the surface of the intermediate transfer belt, a secondary transfer member performing secondary transfer of the toner image to a surface of a recording medium, and a detection device detecting a density of the toner image and has a light irradiation unit irradiating the surface of the intermediate transfer belt and a light receiving unit receiving reflected light, in which a relationship between a volume-average particle size A (nm) of the solid lubricant particles attached to the surface of the intermediate transfer belt and a wavelength B (nm) of the light radiated from the light irradiation unit satisfies the following Expression:Expression 1:8.6+300.

Transfer device and image forming apparatus

An image forming apparatus includes a photoconductor, a charging section that charges a surface of the photoconductor, an electrostatic charge image forming section that forms an electrostatic charge image on the charged surface of the photoconductor, a developing section that accommodates a developer containing a toner and develops the electrostatic charge image formed on the surface of the photoconductor by using the developer to form a toner image, a transfer section that includes an endless belt and transfers the toner image to a recording medium; and a cleaning section that includes a cleaning blade that comes into contact with a surface of the endless belt and performs cleaning of the surface of the endless belt with the cleaning blade, in which a dynamic friction coefficient μ between the endless belt and the cleaning blade is 0.10 or more and 0.25 or less, and the endless belt has an outer peripheral surface on which an uncharged toner is scattered by a wind force of wind pressure of 23 kPa or smaller at a temperature of 22° C. and relative humidity of 55%.

Image forming apparatus and transfer unit

An image forming apparatus member includes a surface layer containing a Si-atom containing polymer as a major component. The dispersive component of the surface free energy of the surface layer is 25 mN/m or less, the dipole component of the surface free energy of the surface layer is 5 mN/m or less, and the hydrogen bonding component of the surface free energy of the surface layer is 5 mN/m or less.

Image forming apparatus member, transfer device, and image forming apparatus

An intermediate transfer belt has metal oxide particles as a solid lubricant on a surface of the intermediate transfer belt, in which an average spacing between the metal oxide particles on the surface is 1,000 nm or less, and an average height of the metal oxide particles from the surface is 15 nm or more and 320 nm or less.

An endless belt contains: a resin; electrically conductive carbon particles; and a surfactant. When polyester resin particles having a volume average particle diameter of 4.7 μm are caused to adhere to an outer circumferential surface of the endless belt and then air is blown onto the outer circumferential surface from an upper side of the outer circumferential surface while the blowing pressure of the air is increased, all the polyester resin particles adhering to the outer circumferential surface are separated from the outer circumferential surface before or when the blowing pressure reaches 6 kPa.

Transfer device, image forming apparatus, and endless belt

A transfer device includes an intermediate transfer belt that has an outer peripheral surface to which a toner image is to be transferred, a primary transfer device that has a primary transfer member performing primary transfer of a toner image formed on a surface of an image holder to the outer peripheral surface of the intermediate transfer belt, and a secondary transfer device that has a secondary transfer belt arranged in contact with the outer peripheral surface of the intermediate transfer belt and performing secondary transfer of the toner image transferred to the outer peripheral surface of the intermediate transfer belt to a surface of a recording medium, in which the intermediate transfer belt has an indentation modulus A of 5,000 MPa or more, and the secondary transfer belt has an indentation modulus B of 300 MPa or less and a tensile modulus C of 250 MPa or more.

In an endless belt, the absolute value of an electrostatic capacitance C and the absolute value of an alternating-current resistance Z when an alternating voltage of 1 Vp-p is applied in a frequency range of from 10000 Hz to 0.1 mHz from a high frequency side satisfy Formula (1) below, and an alternating-current resistance Zwhen an alternating voltage of 1 Vp-p with a frequency of 0.63 Hz is applied satisfies Formula (2) below. Moreover, an alternating-current resistance Zwhen an alternating voltage of 1 Vp-p with a frequency of 630 Hz is applied satisfies Formula (3) below:log≤3.18×log−30.27;  Formula (1):6.3≤log≤6.9; and  Formula (2):9.1≤log≤9.9.  Formula (3):

Endless belt, transfer device, and image forming apparatus

An endless belt includes a base material layer containing a polymer material and conductive particles, wherein, in an image obtained by observing a cross section taken along a thickness direction of the base material layer with an atomic force microscope, a proportion of a total area Ap of cross sections of all the conductive particles is 9.0% or more and 14.5% or less with respect to a total cross-sectional area At of the base material layer, and a proportion of a total area Ab of cross sections of conductive particles having an area of 0.01 &#x3bc;mor more among cross sections of the conductive particles is 28.0% or more and 65.0% or less with respect to the total area Ap of cross sections of all the conductive particles.

A liquid composition includes a thiophene polymer; and at least one polymerization component selected from the group including a monomer and an oligomer.

Liquid composition, metallic luster film, and article

A composition for forming a metallic luster film, includes: a thiophene polymer, in which a total content of an Fe atom, a Cu atom, an Mn atom, a Cr atom, and a Ce atom in the composition for forming a metallic luster film is 1500 ppm or less with respect to the thiophene polymer.

Composition for forming metallic luster film, metallic luster film, and article

A thermoelectric conversion element includes: a thermoelectric conversion layer containing a thiophene polymer, in which a peak intensity of a diffraction angle (2&#x3b8;) of 7.9&#xb0; is 5 times or more a peak intensity of a diffraction angle (2&#x3b8;) of 25.8&#xb0; in an X-ray diffraction spectrum of the thermoelectric conversion layer.

Thermoelectric conversion element and article having thermoelectric conversion element

An image forming apparatus includes a photosensitive member, an intermediate transfer body including a surface layer that includes an acrylic resin and a fluorine-containing polyether, first and second transfer units, and an intermediate transfer body cleaning unit that includes a cleaning blade including a tetrahedral amorphous carbon layer disposed on a surface of a contact portion of the cleaning blade, the contact portion being arranged to contact the intermediate transfer body, and removes a residual toner by bringing the cleaning blade into contact with the intermediate transfer body. Linear velocities of the intermediate transfer body and the photosensitive member are adjusted to satisfy a requirement (1): Requirement (1): 0.3&#x2264;|Linear velocity of Intermediate transfer body&#x2212;Linear velocity of Photosensitive member|/Linear velocity of Intermediate transfer body&#xd7;100&#x2264;1.5.

Image forming apparatus and intermediate transfer unit capable of maintaining a transfer performance of an intermediate transfer body

Growing community of inventors

Kanagawa, Japan

Satoya Sugiura