Abstract: The present invention relates to a composition in the form of an O/W emulsion, comprising: (a) at least one cationic polysaccharide; (b) at least one crosslinker having three or more acid groups or salt thereof; (c) at least one oil; and (d) water, wherein the amount of the (c) oil(s) in the composition is 50% by weight or more, preferably 60% by weight or more, and more preferably 70% by weight or more, relative to the total weight of the composition. The composition in the form of an O/W emulsion according to the present invention is stable. Also, a composition in the form of an O/W/O emulsion can be prepared by the composition in the form of an O/W emulsion according to the present invention.

Abstract: The present invention relates to a composition in the form of an O/W emulsion, comprising: (a) at least one cationic polysaccharide; (b) at least one crosslinker having three or more acid groups or salt thereof; (c) at least one oil; and (d) water, wherein the amount of the (c) oil(s) in the composition is 50% by weight or more, preferably 60% by weight or more, and more preferably 70% by weight or more, relative to the total weight of the composition. The composition in the form of an O/W emulsion according to the present invention is stable. Also, a composition in the form of an O/W/O emulsion can be prepared by the composition in the form of an O/W emulsion according to the present invention.

Abstract: The present invention relates to a foaming composition comprising: (a) at least one cationic polysaccharide; (b) at least one crosslinker having three or more acid groups or salt thereof; (c) at least one oil; and (d) at least one physiologically acceptable volatile medium, wherein the amount of the (c) oil(s) in the composition is 10% by weight or more, preferably 15% by weight or more, and more preferably 20% by weight or more, relative to the total weight of the composition. The composition according to the present invention can form a foam which is stable over time.

Abstract: The present invention relates to a composition for dyeing keratin fibers, comprising (a) at least one direct dye; and (b) at least one sulfone compound represented by the following formula (I): wherein each of R1 and R2 independently denotes a monovalent C1-30 aliphatic group or a monovalent C6-30 aromatic group, which may optionally be substituted with at least one substituent; or R1 and R2, together with the sulfur atom which they are binding, form a 3-10 membered ring which may optionally be substituted with at least one substituent. The composition according to the present invention is a one-part composition and can prevent or reduce skin staining by the direct dye on the skin such as the scalp, while providing the keratin fibers with good cosmetic effects such as good coloring properties.

Abstract: The present invention relates to a composition for dyeing keratin fibers, comprising (a) at least one direct dye; and (b) at least one sulfone compound represented by the following formula (I): wherein each of R1 and R2 independently denotes a monovalent C1-30 aliphatic group or a monovalent C6-30 aromatic group, which may optionally be substituted with at least one substituent; or R1 and R2, together with the sulfur atom which they are binding, form a 3-10 membered ring which may optionally be substituted with at least one substituent. The composition according to the present invention is a one-part composition and can prevent or reduce skin staining by the direct dye on the skin such as the scalp, while providing the keratin fibers with good cosmetic effects such as good coloring properties.

Abstract: A recording material determination apparatus includes a first detection unit configured to detect a characteristic corresponding to a surface condition of a recording material based on a captured image of a surface of the recording material, a second detection unit configured to detect a characteristic corresponding to a grammage of the recording material based on an ultrasonic wave detected via the recording material by irradiating the recording material with an ultrasonic wave, and a conveyance unit configured to convey the recording material. The first detection unit and the second detection unit are located opposite each other with respect to the conveyance unit.

Abstract: A recording material determination apparatus includes a first detection unit configured to detect a characteristic corresponding to a surface condition of a recording material based on a captured image of a surface of the recording material, a second detection unit configured to detect a characteristic corresponding to a grammage of the recording material based on an ultrasonic wave detected via the recording material by irradiating the recording material with an ultrasonic wave, and a conveyance unit configured to convey the recording material. The first detection unit and the second detection unit are located opposite each other with respect to the conveyance unit.

Abstract: A microencapsulated insect growth regulating composition comprising an insect growth regulation active ingredient in a wall formed of polyurethane or polyurea, having an average particle diameter of 1 to 40 ?m, a wall thickness of 0.005 to 0.5 ?m, a ratio of a wall thickness/an average particle diameter of 0.0003 to 0.003, and a volume ratio of microencapsulated particles having a particle diameter of not less than 50 ?m of not more than 20% by volume based on a total volume of microencapsulated particles sufficiently exerts efficacy of the active ingredient, i.e., the insect growth regulation activity.

Abstract: A recording material determination apparatus includes a first detection unit configured to detect a characteristic corresponding to a surface condition of a recording material based on a captured image of a surface of the recording material, a second detection unit configured to detect a characteristic corresponding to a grammage of the recording material based on an ultrasonic wave detected via the recording material by irradiating the recording material with an ultrasonic wave, and a conveyance unit configured to convey the recording material. The first detection unit and the second detection unit are located opposite each other with respect to the conveyance unit.

Abstract: A recording material determination apparatus includes a first detection unit configured to detect a characteristic corresponding to a surface condition of a recording material based on a captured image of a surface of the recording material, a second detection unit configured to detect a characteristic corresponding to a grammage of the recording material based on an ultrasonic wave detected via the recording material by irradiating the recording material with an ultrasonic wave, and a conveyance unit configured to convey the recording material. The first detection unit and the second detection unit are located opposite each other with respect to the conveyance unit.

Abstract: A microencapsulated insect growth regulating composition comprising an insect growth regulation active ingredient in a wall formed of polyurethane or polyurea, having an average particle diameter of 1 to 40 ?m, a wall thickness of 0.005 to 0.5 ?m, a ratio of a wall thickness/an average particle diameter of 0.0003 to 0.003, and a volume ratio of microencapsulated particles having a particle diameter of not less than 50 ?m of not more than 20% by volume based on a total volume of microencapsulated particles sufficiently exerts efficacy of the active ingredient, i.e., the insect growth regulation activity.

Abstract: A recording material determination apparatus includes a first detection unit configured to detect a characteristic corresponding to a surface condition of a recording material based on a captured image of a surface of the recording material, a second detection unit configured to detect a characteristic corresponding to a grammage of the recording material based on an ultrasonic wave detected via the recording material by irradiating the recording material with an ultrasonic wave, and a conveyance unit configured to convey the recording material. The first detection unit and the second detection unit are located opposite each other with respect to the conveyance unit.

Abstract: Provided is a picture reading device that is suited for discriminating the type/surface condition of a recording medium while requiring only a small circuit scale and less memory, and an image forming apparatus that uses the picture reading device. In a CMOS area sensor chip having a plurality of photoelectric conversion elements, there is provided a calculating unit for calculating the maximum value, the minimum value, and an average value of digital information related to a photoelectric conversion element in a specific area among the plurality of photoelectric conversion elements. Information calculated by the calculating unit is output in addition to digital information related to the plurality of photoelectric conversion elements.

Abstract: A microencapsulated insect growth regulating composition comprising an insect growth regulation active ingredient in a wall formed of polyurethane or polyurea, having an average particle diameter of 1 to 40 ?m, a wall thickness of 0.005 to 0.5 ?m, a ratio of a wall thickness/an average particle diameter of 0.0003 to 0.003, and a volume ratio of microencapsulated particles having a particle diameter of not less than 50 ?m of not more than 20% by volume based on a total volume of microencapsulated particles sufficiently exerts efficacy of the active ingredient, i.e., the insect growth regulation activity.

Abstract: The invention can prevent problems due to the feeding of an OHT sheet for ink jet, such as damaging a fixing device or deterioration of the image, as well as damaging of the fixing device due to the feeding of a sheet with a thickness exceeding a regular thickness, and can transmit related information to the user, so as to enhance reliability and usability of the image forming apparatus.

Abstract: To provide a recording-material type determination apparatus and recording-material type determination method which can determine the type of recording material using simple calculations as well as to provide an image forming apparatus capable of obtaining stable image quality independent of the type of recording material using the apparatus and method. Based on data read by a read unit which reads surface images of recording material, a first calculation unit calculates the depth of irregularities in the surface of recording material and stores the results of calculation in a register A while a second calculation unit calculates the spacing of irregularities on the surface of the recording material and stores the results of calculation in a register B. Based on the values in the registers A and B, the type of recording material such as gloss paper, plain paper, rough paper or OHT is determined.

Abstract: The present invention provides a servo-control apparatus for a motor, comprising position detecting means for detecting a rotational position of a motor, rotational speed signal generating means for generating a rotational speed signal corresponding to a rotational speed of a motor, and digital control means for generating an exciting electric current to be supplied to a coil of the motor as a PWM signal in accordance with the rotational speed signal from the rotational speed signal generating means, and wherein a switching signal for switching the exciting electric current to be supplied to the coil of the motor is formed by a pre-driver in accordance with the position detection signal from the position detecting means, and the pre-driver combines the switching signal with the PWM signal from the digital control means to generate an electric current control signal by which the motor is driven, thereby coping with the speed change of the motor quickly and stably.

Abstract: An image forming apparatus that detects a type of recording sheet and sets an image forming condition in accordance with the detected type of sheet includes a feeding unit that feeds a sheet, an image forming unit that forms an image on a sheet, and a reading unit that reads a picture of a surface of a sheet. A discriminating unit discriminates whether re-reading is necessary, on the basis of the picture. If so, another unit changes a reading condition of the reading unit and causes the reading unit to re-read the picture of the surface of the sheet. A detecting unit detects a type of sheet on the basis of the picture read by the reading unit, and a controlling unit controls an image forming condition on the basis of the result of the detection.

Abstract: To provide a recording-material type determination apparatus and recording-material type determination method which can determine the type of recording material using simple calculations as well as to provide an image forming apparatus capable of obtaining stable image quality independent of the type of recording material using the apparatus and method. Based on data read by a read unit which reads surface images of recording material, a first calculation unit calculates the depth of irregularities in the surface of recording material and stores the results of calculation in a register A while a second calculation unit calculates the spacing of irregularities on the surface of the recording material and stores the results of calculation in a register B. Based on the values in the registers A and B, the type of recording material such as gloss paper, plain paper, rough paper or OHT is determined.

Abstract: To provide a recording-material type determination apparatus and recording-material type determination method which can determine the type of recording material using simple calculations as well as to provide an image forming apparatus capable of obtaining stable image quality independent of the type of recording material using the apparatus and method. Based on data read by a read unit which reads surface images of recording material, a first calculation unit calculates the depth of irregularities in the surface of recording material and stores the results of calculation in a register A while a second calculation unit calculates the spacing of irregularities on the surface of the recording material and stores the results of calculation in a register B. Based on the values in the registers A and B, the type of recording material such as gloss paper, plain paper, rough paper or OHT is determined.