65 results about "Co presence" patented technology

A process for producing a resin particle liquid dispersion for an electrostatic image developing toner, the process comprising: polycondensing a polycondensable monomer by utilizing an acid having a surface activating effect as a polycondensation catalyst, so as to obtain a polycondensed resin; and dispersing the polycondensed resin in an aqueous medium to which a base is added, so as to obtain a resin particle liquid dispersion in which a median diameter of resin particles is from 0.05 to 2.0 μm, or the process comprising: polycondensing a polycondensable monomer by utilizing an acid having a surface activating effect as a polycondensation catalyst in a co-presence of a polycondensed resin, so as to obtain a polycondensed resin-containing material; and dispersing the polycondensed resin-containing material in an aqueous medium, so as to obtain a resin particle liquid dispersion in which a median diameter of resin particles is from 0.05 to 2.0 μm.

The invention provides a method for judging the wettability of a reservoir rock. The method comprises the following steps of: measuring free relaxation time of oil and water respectively; measuring transverse relaxation time of the oil and the water in saturated states respectively; measuring a nuclear magnetic resonance signal of the reservoir rock in the co-presence of an oil phase and a water phase by using nuclear magnetic resonance technology and recording an oil saturation value and a water saturation value in the co-presence of the oil phase and the water phase; dipping the rock core of the reservoir rock in the co-presence of the oil phase and the water phase in more than or equal to 20,000 ppm paramagnetic solution, waiting for at least 48 hours and separating the nuclear magnetic resonance signal of the reservoir rock in the co-presence of the oil phase and the water phase to obtain the transverse relaxation time of the oil and the water reflecting the size of an oil wet area and a water wet area; and calculating a wettability index in the co-presence of the oil phase and the water phase according to the free relaxation time of the oil and the water, the transverse relaxation time of the oil and the water in the saturated states, the transverse relaxation time of the oil and the water, the oil saturation value and the water saturation value so as to judge the wettability of the reservoir rock.

A polyurethane and a polyurethane-urea are provided which are extremely useful in high-performance polyurethane elastomer applications such as elastic polyurethane fibers, synthetic / artificial leathers, and TPUs. Disclosed are: a process for producing a polyurethane from (a) a polyether polyol obtained by a dehydration condensation reaction of a polyol and containing a 1,3-propanediol unit, (b) a polyisocyanate compound, and (c) a chain extender, wherein the polyurethane is produced in the co-presence of an aprotic polar solvent; a polyurethane produced by the process for polyurethane production; and a film and a fiber each comprising the polyurethane.

The present invention provides a method of efficiently expanding non-adhesive adult stem cells in vitro. More specifically, the present invention provides a method of expanding non-adhesive adult stem cells, comprising culturing non-adhesive adult stem cells in the co-presence of adhesive feeder cells and non-adhesive non-stem cells in serum-free medium, wherein the ratio of non-adhesive adult stem cell count to total cell count in the medium is kept low; non-adhesive adult stem cells obtained by the expansion method and differentiated cells thereof, and a composition comprising them; and a serum-free medium comprising a specified factor, and a kit for its preparation and the like.

Computer-implemented methods and systems for associating co-presence information with a media item comprise creating a media identification (ID) for the media item in response to a media device acquiring a media item. The media ID is broadcast to at least one peer device co-present with the media device. A transmission is received from a registered user of the peer device reporting receipt of the media record ID, and an arbitrary ID for the registered user is created. The arbitrary ID of the registered user of the peer device that reported receipt of the media record ID is then associated with the media item.

The invention relates to a method for producing an ethylene polymer, comprising performing polymerization of ethylene in co-presence of hydrogen using a trialkylaluminum compound-carried chromium catalyst, wherein the chromium catalyst is obtained by calcination-activating a chromium compound that is carried on an inorganic oxide carrier in a non-reducing atmosphere to convert chromium atoms in the chromium compound into hexavalent chromium atoms for at least a portion thereof, and treating with a trialkylaluminum compound in an inert hydrocarbon solvent to carry thereon and removing to dry the solvent so that the chromium atoms are not over-reduced by the trialkylaluminum compound, and to an ethylene polymer suitable for blow molded articles obtained by the production method. The ethylene polymer of the invention have improved environment stress crack resistance (ESCR) and impact resistance in a good balance and are suitable for molded blow articles, in particular large size blow molded articles.

A mobile device adapted to provide an indication of the proximate co-presence of a buddy—another user who has agreed to be indicated as nearby—using a short-range (local) transceiver to scan for a low-level identifier associated with a compatible short-range transceiver in a mobile device operated by the buddy. The mobile device provides an indication of proximate co-presence of another only in case of permission.

The present invention provides a method for stabilizing reduced coenzyme Q10, which is useful as a food, nutritional product, nutritional supplement, animal drug, drink, feed, cosmetic, pharmaceutical product, therapeutic drug, prophylactic drug and the like. The present invention also provides a method of producing a reduced coenzyme Q10-containing composition which includes the co-presence of reduced coenzyme Q10 and reduced coenzyme Q9 and / or reduced coenzyme Q11.

A method for performing electroplating in the co-presence of CO2 and an aqueous solution containing a metal salt is characterized in that CO2 is in a liquid, subcritical or supercritical state and a nonionic compound having a CO2 affinity portion is further added into the system where the aqueous solution and CO2 are co-present. By this method, the electrochemical reaction proceeds more efficiently and there can be formed a very good metal coating.

The present invention relates to fine particles of a tin-modified rutile-type titanium dioxide obtained through the reaction of an aqueous solution of a titanium compound having a Ti concentration of 0.07 to 5 mol / l at a pH in the range of −1 to 3 in the co-presence of a tin compound at a molar ratio of tin to titanium (Sn / Ti) of 0.001 to 2, wherein said fine particle has an Sn / Ti composition molar ratio of 0.001 to 0.5, and a short axis and a long axis of a crystal grain diameter thereof have a length of 2 to 20 nm.

Disclosed are a polyurethane and a polyurethaneurea which are extremely useful for polyurethane elastic fibers, synthetic / artificial leathers and highly functional polyurethane elastomers such as TPU. Specifically disclosed is a method for producing a polyurethane from a polyether polyol (a) obtained by a dehydration condensation reaction of a polyol and containing an 1,3-propanediol unit, a polyisocyanate compound (b) and a chain extender (c) in the co-presence of an aprotic polar solvent. Also specifically disclosed are a polyurethane produced by the method, and a film and a fiber composed of such a polyurethane.

An EPDM composition which contains, as a crosslinking agent, an organic peroxide in an amount of 0.2 to 4.0 parts by weight relative to 100 parts by weight of EPDM having an ethylene content of 50 to 58% by weight and a Mooney viscosity (ML1+4) (at 100 DEG C) of 10 to 48. The EPDM composition shows an excellent blistering resistance under co-presence of flon gas / refrigerating machine oil which is a matter of concern in practical use as a rubbery material for molding a sealing material for a flon-type cooling medium (e.g., R134a), and also shows an excellent molding property. A sealing material produced by vulcanization-molding the EPDM composition, when used for sealing of a flon-type cooling medium, shows a smaller amount of permeation / leak of the cooling medium compared to that in a sealing material comprising hydrogenated NBR which has been used as a shaft seal for a compressor provided in an automotive air-conditioning system.

Embodiments disclosed herein are designed to allow co-presence with other systems, and, furthermore, achieve improved spectral efficiency in cells (for example, unlicensed bands) in which pre-transmission listening is employed. A user terminal communicates with a radio base station by executing listening before transmitting uplink (UL) signals. The user terminal has a transmission section that transmits UL signals and a control section that controls the transmission of UL signals by controlling the random backoff counter value in listening. Additionally, in the user terminal, the control section determines the random backoff counter value based on information that is reported from the radio base station and / or based on predetermined parameter information.

The present invention provides a hard coat, a primer, a light curable coating liquid, a coat film or a resin composition which is free from the generation of an interference fringe when applied on an optical substrate having a refractive index of 1.60 or more, and is excellent in scratch resistance, surface hardness, abrasion resistance, adhesiveness, transparency, heat resistance, photo-durability, weather resistance, ultraviolet interrupting property and the like. The present invention relates to fine particles of a tin-modified rutile-type titanium dioxide obtained through the reaction of an aqueous solution of a titanium compound having a Ti concentration of 0.07 to 5 mol / l at a pH in the range of −1 to 3 in the co-presence of a tin compound at a molar ratio of tin to titanium (Sn / Ti) of 0.001 to 2, wherein said fine particle has an Sn / Ti composition molar ratio of 0.001 to 0.5, and a short axis and a long axis of a crystal grain diameter thereof have a length of 2 to 20 nm.

A nanoparticle powder of silver has an average particle diameter measured by TEM observation (DTEM) of 30 nm or less, an aspect ratio of less than 1.5, an X-ray crystallite size (Dx) of 30 nm or less, a degree of single crystal grain {(DTEM) / (Dx)} of 5.0 or less, and a CV value {100×standard deviation (σ) / number average diameter (DTEM)} of less than 40%. The nanoparticle powder of silver has adhered to the particle surface thereof an organic protective agent having a molecular weight of 100 to 400. The nanoparticle powder is obtained by subjecting a silver salt to reduction treatment at a temperature of 85 to 150° C. in an alcohol having a boiling point of 85 to 150° C. and in the co-presence of an organic protective agent.

A method for polymerizing a monomer represented by the formula (1) or copolymerizing a monomer represented by the formula (1) and a monomer represented by the formula (2) in the co-presence of a condensation agent comprising a transition metal complex, to thereby produce a polymer compound represented by the formula (3): X1—Ar1—X2 (1) X3—Ar2—X4 (2) —(Ar1)q-(Ar2)r- (3) [X1, X2, X3 and X4 represent groups separating in the condensation, Ar1 represents a two-valent aromatic group having at least a sulfonic acid or a sulfonic acid via a connecting group as a substituent, q represents a positive number, r represents 0 or a positive number, and the sum of q and r is 300 or more], characterized in that the above condensation agent and the above monomer are mixed at a temperature of 45° C. or higher. The above method allows the production of a polymer compound which exhibits excellent fuel cell characteristics and has a high molecular weight.

The present invention is designed to allow co-presence with other systems, and, furthermore, achieve improved spectral efficiency in cells (for example, unlicensed bands) in which pre-transmission listening is employed. The present invention provides a transmission section that transmits a DL signal, a control section that performs listening before the DL signal is transmitted, and controls DL transmission, and a receiving section that receives a delivery acknowledgement signal (ACK / NACK) in response to the DL transmission, and the control section controls a contention window size to apply to listening based on the number of NACKs in response to a predetermined period of DL transmission.

A copolymer for semiconductor lithography, comprising at least a recurring unit (A) having a carboxylic acid ester structure whose solubility in alkali increases by the action of an acid and a carboxyl group-containing recurring unit (B), which copolymer is obtained via a step (P) of (co)polymerizing at least a monomer giving a recurring unit (A) and a step (Q) of forming a recurring unit (B) in the co-presence of a recurring unit (A)-containing (co)polymer and / or a monomer giving a recurring unit (A), and an acid. The copolymer is used in production of semiconductor as a resist polymer which is small in roughness, little in development defect and superior in lithography properties such as DOF and the like.

To provide a structure material having excellent mechanical characteristics and a functional material having excellent regularity, provided are a polymer alloy which is composed of at least two components of thermoplastic resins and of which the structure can be controlled finely and evenly dispersed and a production method of the polymer alloy. With respect to a polymer alloy composed of at least two or more components of thermoplastic resins, a precursor (A) of at least one thermoplastic resin among the thermoplastic resin components composing the polymer alloy is chemically reacted in the co-presence of the remaining thermoplastic resin component (B1) and / or a precursor (B2) of the thermoplastic resin component to induce spinodal decomposition, so that it is made possible to obtain a polymer alloy having excellent regularity and of which the structure is finely controllable and the structure is evenly dispersed.

The invention discloses a suspension liquid-state iron-containing composite reagent as well as a preparation method thereof and a method for efficiently removing selenate in water and belongs to the technical field of water treatment. The method for efficiently removing selenate in water comprises the following three steps: step one, preparing the suspension liquid-state iron-containing composite reagent from zero-valence iron powder, water, hydrogen peroxide and hydrochloric acid; step two, removing selenate by using the suspension liquid-state iron-containing composite reagent, and integrally adding the prepared suspension liquid-state iron-containing composite reagent containing a solid phase, a colloidal phase and a liquid phase into selenate-containing water to be treated; and step three, carrying out solid-liquid separation. The suspension liquid-state iron-containing composite reagent has the advantages that the iron-containing composite reagent is simple to prepare and low in cost of raw materials, the iron-containing composite reagent contains a plurality of reduction active components, the removal of selenic acid through a reduction method is facilitated, and the iron-containing composite reagent is rich in colloidal phase and high in efficiency of transferring mass with solution, has both adsorption and flocculation effects, is capable of efficiently removing selenate, can still efficiently operate in the co-presence of anions such as high-concentration sulfate radicals and the like, is especially applicable to high-salt selenium-containing wastewater, is environmental-friendly, and is free of secondary pollution.

Provided is a method for stabilizing a leuco dye, the method including storing a leuco dye in a solution in the co-presence of a protease protein.

The present invention is designed to allow co-presence with other systems, and, furthermore, achieve improved spectral efficiency in cells (for example, unlicensed bands) in which pre-transmission listening is employed. The present invention provides a transmission section that transmits a channel state information measurement reference signal, and a control section that controls the transmission of the channel state information measurement reference signal by employing listening, and the control section controls the channel state information measurement reference signal to be transmitted without being multiplexed with data and / or a control signal, and controls configuration information of the channel state information measurement reference signal that is transmitted without being multiplexed with data and / or a control signal to be transmitted.

The invention relates to the technical fields of beautifying and skin care, and in particular relates to a formula of active ingredients of an anti-aging beauty mask; wild camellia oil, which is free from erucic acid and aflatoxin and is relatively low in cholesterol content, serves as one of raw materials in the formula, and the wild camellia oil is combined with dendrobium officinale; then in an environment with the presence of superoxide dismutase and hyaluronic acid, such active ingredients in the dendrobium officinale as dendrobine, dendrobium polysaccharide and like can act with oleic acid, linoleic acid and the like in the wild camellia oil, and a synergistic effect can be achieved in the environment with the co-presence of the superoxide dismutase and the hyaluronic acid, so that medicines can be effectively absorbed by skin directly to enhance skin immunity and improve skin activity; therefore, the formula can keep the skin soft and full for a long time, improve the water-retaining function of the skin, enhance a keratinization removing effect and delay the aging of the skin.

Disclosed is a method for producing an aluminum titanate ceramic by firing, for a shorter time, a precursor mixture which is obtained by mixing a titania source powder, an alumina source powder and a magnesia source powder. Specifically disclosed is a method for producing an aluminum titanate ceramic, which is characterized in that a precursor mixture is obtained by mixing a titania source powder and an alumina source powder and dry-grinding the mixed powders with an acceleration of not less than 2G in the co-presence of grinding media, and then the thus-obtained precursor mixture is fired. The titania source powder and the alumina source powder may be mixed together with a magnesia source powder or a silica source powder. The mixed powders are preferably ground by a vibration mill. An aluminum titanate ceramic powder can be produced by crushing the aluminum titanate ceramic which is obtained by the above-described production method.