6049results about How to "Reduce viscosity" patented technology

Radiation curable ink compositions for ink jet contain radiation curable monomers containing vinylether and acrylate functions.

A radiation-sensitive composition includes a radically polymerizable component that comprises carboxy groups, an initiator composition to generate radicals, and a polymeric binder comprising poly(alkylene oxide) segments and optionally pendant cyano groups. This composition can be used to prepare imageable elements such as negative-working, on-press developable printing plate precursors.

A method of forming a three-dimensional object, is carried out by (a) providing a carrier and a build plate, the build plate comprising a semipermeable member, the semipermeable member comprising a build surface with the build surface and the carrier defining a build region therebetween, and with the build surface in fluid communication by way of the semipermeable member with a source of polymerization inhibitor; (b) filling the build region with a polymerizable liquid, the polymerizable liquidcontacting the build surface, (c) irradiating the build region through the build plate to produce a solid polymerized region in the build region, while forming or maintaining a liquid film release layer comprised of the polymerizable liquid formed between the solid polymerized region and the build surface, wherein the polymerization of which liquid film is inhibited by the polymerization inhibitor; and (d) advancing the carrier with the polymerized region adhered thereto away from the build surface on the build plate to create a subsequent build region between the polymerized region and the build surface while concurrently filling the subsequent build region with polymerizable liquid as in step (b). Apparatus for carrying out the method is also described.

A patterned coating on a prosthesis, for example a stent, and a method for forming the coating are disclosed. Additionally, an apparatus for forming the patterned coating is disclosed.

A method for adhering a first substrate to a second substrate using a double sided adhesive device based on silicone gels. The method is particularly useful for adhering a medical prosthesis to a human or animal body.

A solid imaging apparatus is provided that includes a replaceable cartridge containing a source of build material and an extendable and retractable flexible transport film for transporting the build material layer-by-layer from the cartridge to the surface of a build in an image plane. An operator using the device needs merely to remove a spent cartridge and replace it with a fresh cartridge to continue solid imaging virtually uninterrupted. The apparatus also includes the capability of withdrawing and inserting an imager without the operator having to perform a separate alignment step. A brush attached to the transport film and forming part of the cartridge provides for intra-layer removal of excess uncured build material. If desired, the apparatus can produce a fully reacted build. A high intensity UV source cures the build between layers. An injection molded build pad is designed to hold a build in an inverted position for improving the build. The invention also provides for tilting the build elevator to reduce air entrainment and for releasing the build from the image plane.

Provided are stable protein formulations that contain at least one amino acid. In certain embodiments, amino acid combinations either at least two, or three, or four, or more amino acids are included. By virtue of inclusion of the amino acids, the formulation has low viscosity and a protein in the formulations is physically, chemically, and biological stable even at high concentrations. In further embodiments, by virtue of inclusion of the amino acids, a protein in the formulations is physically, chemically, and biological stable even at high concentrations.

A thermally conductive interface, which may be in the form of a double-sided, pressure sensitive adhesive tape, disposable intermediate a heat-generating source having a first heat transfer surface formed of a first material having a low surface energy, and a thermal dissipation member having a second heat transfer surface which is formed of a second material having a surface energy substantially higher than the surface energy of the first material, and which is disposable opposite the first heat transfer surface of the heat-generating source in a spaced-apart, heat transfer adjacency therewith. The interface includes a first pressure sensitive adhesive (PSA) surface which is bondable under pressure to at least a portion of the first heat transfer surface of the heat-generating source, and an opposing second pressure sensitive adhesive (PSA) surface bondable under pressure to at least a portion of the second heat transfer surface of the heat-generating source. The first PSA surface is presented from a layer of a thermally-conductive, first pressure sensitive adhesive composition, preferably silicone-based, having an affinity to the first heat transfer surface of the heat generating source. In turn, the second PSA surface is presented from a layer of a second pressure sensitive adhesive composition, preferably acrylic-based, different from the first composition and having an affinity to the second heat transfer surface of the thermal dissipation member. The interface is particularly adapted for bonding a plastic packaged electronic component to a metal heat sink.

The present invention relates to compositions and methods for preserving and extracting nucleic acids from saliva. The compositions include a chelating agent, a denaturing agent, buffers to maintain the pH of the composition within ranges desirable for DNA and / or RNA. The compositions may also include a reducing agent and / or antimicrobial agent. The invention extends to methods of using the compositions of the invention to preserve and isolate nucleic acids from saliva as well as to containers for the compositions of the invention.

A solid imaging apparatus is provided that includes a replaceable cartridge containing a source of build material and an extendable and retractable flexible transport film for transporting the build material layer-by-layer from the cartridge to the surface of a build in an image plane. An operator using the device needs merely to remove a spent cartridge and replace it with a fresh cartridge to continue solid imaging virtually uninterrupted. The apparatus also includes the capability of withdrawing and inserting an imager without the operator having to perform a separate alignment step. A brush attached to the transport film and forming part of the cartridge provides for intra-layer removal of excess uncured build material. If desired, the apparatus can produce a fully reacted build. A high intensity UV source cures the build between layers. An injection molded build pad is designed to hold a build in an inverted position for improving the build. The invention also provides for tilting the build elevator to reduce air entrainment and for releasing the build from the image plane.

The present invention provides ion-sensitive, water-dispersible polymers. The present invention also provides a method of making ion-sensitive, water-dispersible polymers and their applicability as binder compositions. The present invention further provides fiber-containing fabrics and webs comprising ion-sensitive, water-dispersible binder compositions and their applicability in water-dispersible personal care products.

A steering system includes: an electric power steering device which includes a steering unit of front wheels having an electric motor for generating an auxiliary torque in accordance with at least a steering torque and for transmitting the auxiliary torque to the steering unit; toe angle changers for changing toe angles of rear wheels in accordance with at least a front wheel turning angle and a vehicle speed; and a steering controller for controlling the electric power steering device and the toe angle changer. The steering system further includes a toe angle changer anomaly detection unit and / or an electric power steering device anomaly detection unit, and when a toe angle changer abnormal state is detected, an auxiliary torque target value and / or a viscosity in the electric power steering device is controlled, and when an electric power steering device abnormal state is detected, the toe angle changer is controlled.

Provided are a heat curable adhesive composition and an adhesive article suited for dicing of a semiconductor and die-bonding of the diced semiconductor chip, and a semiconductor apparatus and a process for preparing a semiconductor apparatus using the adhesive composition and article. In one embodiment, the present invention provides a heat curable adhesive composition comprising a caprolactone-modified epoxy resin and a tack reducing component. Another embodiment of the present invention provides an adhesive article comprising a heat curable adhesive layer of a heat curable adhesive composition comprising a caprolactone-modified epoxy resin, a tack reducing component, and a backing layer carrying said adhesive layer on at least a portion of the backing layer.

A solid imaging apparatus is provided that includes a replaceable cartridge containing a source of build material and an extendable and retractable flexible transport film for transporting the build material layer-by-layer from the cartridge to the surface of a build in an image plane. An operator using the device needs merely to remove a spent cartridge and replace it with a fresh cartridge to continue solid imaging virtually uninterrupted. The apparatus also includes the capability of withdrawing and inserting an imager without the operator having to perform a separate alignment step. A brush attached to the transport film and forming part of the cartridge provides for intra-layer removal of excess uncured build material. If desired, the apparatus can produce a fully reacted build. A high intensity UV source cures the build between layers. An injection molded build pad is designed to hold a build in an inverted position for improving the build. The invention also provides for tilting the build elevator to reduce air entrainment and for releasing the build from the image plane.

The present invention relates to a pressure-sensitive adhesive composition containing a non-halogen, non-intumescent flame-retardant system comprising at least one flame-retardant agent with the provisos that the flame-retardant system does not comprise Sb2O3 or does not consist only of alumina trihydrate.

A method for forming a coating film on an internal surface of an elongated tube, includes longitudinally holding the elongated tube, applying a coating solution to the internal surface of the elongated tube; and drying the coating solution while carrying out a heat process for sequentially heating the elongated tube by using a heat source. The heat process includes adjusting the descending rate of the heat source so that a through-hole in the elongated tube is clogged with the coating solution whose viscosity is reduced by heating of the heat source, and sucking the through-hole in the elongated tube from the lower side thereof so that a portion of the through-hole that is clogged with the coating solution moves downwards along the elongated tube.

The invention relates to a method for preparing formic acid through electrochemical catalytic reduction of carbon dioxide, and belongs to the technical field of carbon dioxide recycling. In the method, a proton exchange membrane separates an electrolytic tank into a cathode chamber and an anode chamber, organic solvent / ionic liquid / water mixed solution in which a large amount of carbon dioxide is dissolved is injected into the cathode chamber, and aqueous solution containing supporting electrolyte is injected into the anode chamber; and after an electrolysis power supply is connected, the carbon dioxide undergoes electroreduction reaction on the cathode to form the formic acid. By the method, the organic solvent / ionic liquid / water mixed solution with the advantages of good conductivity, low viscosity, high capacity of dissolving the carbon dioxide, wide electrochemical window, and low use cost can be obtained, and when the carbon dioxide is electrically reduced in the mixed solution, the current density in the electroreduction reaction of the carbon dioxide can be improved and the electrocatalytic activity and long-time stability of a cathode material are improved.

The invention provides an insulating and heat-conducting double-sided adhesive tape and a preparation method thereof. In the insulating and heat-conducting double-sided adhesive tape, the outer layers on both sides are release paper, and a single layer of insulating and heat-conducting adhesive is arranged between the two layers of release paper. Or the outer layers on both sides are release paper, a single-layer substrate is arranged between the two layers of release paper, and an insulating and heat-conducting adhesive is arranged between the substrate and the release paper. The preparation method is as follows: mixing heat-conducting medium and solvent, adding insulating heat-conducting glue, stirring, coating and drying, and the preparation is completed. The adhesive tape of the invention has the advantages of good thermal conductivity, electrical insulation, stability at room temperature, easy die-cutting, reworkable characteristics, and easy operation.

A solid imaging apparatus is provided that includes a replaceable cartridge containing a source of build material and an extendable and retractable flexible transport film for transporting the build material layer-by-layer from the cartridge to the surface of a build in an image plane. An operator using the device needs merely to remove a spent cartridge and replace it with a fresh cartridge to continue solid imaging virtually uninterrupted. The apparatus also includes the capability of withdrawing and inserting an imager without the operator having to perform a separate alignment step. A brush attached to the transport film and forming part of the cartridge provides for intra-layer removal of excess uncured build material. If desired, the apparatus can produce a fully reacted build. A high intensity UV source cures the build between layers. An injection molded build pad is designed to hold a build in an inverted position for improving the build. The invention also provides for tilting the build elevator to reduce air entrainment and for releasing the build from the image plane.

The invention discloses composite epoxy anticorrosive paint and a preparation method thereof. The composite epoxy anticorrosive paint is composited by a component A and a component B at a ratio of 2:1, wherein the component A comprises constituents as follows: organosilicon modified epoxy resin, a pigment, filler, a plasticizer, a dispersant, a coalescing agent and a antifoaming agent; the component B comprises constituents as follows: polyphenyl ether resin powder, styrene-butadiene rubber, toluene, a plasticizer, a coupling agent, auxiliary materials and a flame retardant; and the components A and B are mixed respectively for preparation, and B is sprayed on A to form the composite epoxy anticorrosive paint. The composite epoxy anticorrosive paint is prepared by two components, has superior high-temperature resistance and abrasion resistance as well as good adhesion and low shrinkage simultaneously, has good corrosion resistance and penetration resistance to water, medium acid, alkali and other solvents and further has superior flexibility and paint application simultaneously; and the preparation method of the composite epoxy anticorrosive paint is simple and low in cost.

The invention relates to the fields of electric cookers and pressure cooker, and in particular to equipment for implementing water-filtering type rice steaming. According to a water-filtering type high-pressure rice steamer, an electric heating tray is arranged on a base plate of a pot body; a high-pressure inner body is arranged in the pot body; a rice steaming basket is arranged in the high-pressure inner body; a pressure piston lifting device is arranged on a top cap; an air cylinder and a piston are arranged in the pressure piston lifting device; and a piston and a hook are connected to alifting rod. During working of the equipment (the rice steamer), water and rice in the pot body are heated via the electric heating tray, so that a purpose of cooking rice can be achieved; an exhaustchannel in a gas control component is closed via a controller when the water in the pot body is heated to 100 DEG C, and meanwhile, a piston in the air cylinder is pushed to move upwards through high-pressure gas which is generated as the water in the pot body is continuously heated; the rice steaming basket is lifted upwards under the actions of the lifting rod and the hook, and rice, which is cooked by 70%, is filtered out from the water via the rice steaming basket and the rice is well cooked through high-pressure steam and heat energy generated from the water body; therefore, a purpose ofhigh-pressure water-filtering type rice steaming is achieved.

The present invention is directed, in part, to improved nanocomposite compositions and processes for preparing same. Specifically, in one embodiment, there is provided a process for preparing an aqueous nanocomposite dispersion, wherein the process comprises: polymerizing via suspension polymerization a suspension comprising at least one ethylenically unsaturated monomer and a hydrophobically modified clay to form the nanocomposite dispersion after polymerization, wherein the hydrophobically modified clay is dispersed in the monomer. Other embodiments include processes for preparing aqueous nanocomposite particles, colloids, and dispersions using hydrophobically modified clays in aqueous systems and compositions comprising same.

A modular process for organosolv fractionation of lignocellulosic feedstocks into component parts and further processing of said component parts into at least fuel-grade ethanol and four classes of lignin derivatives. The modular process comprises a first processing module configured for physico-chemically digesting lignocellulosic feedstocks with an organic solvent thereby producing a cellulosic solids fraction and a liquid fraction, a second processing module configured for producing at least a fuel-grade ethanol and a first class of novel lignin derivatives from the cellulosic solids fraction, a third processing module configured for separating a second class and a third class of lignin derivatives from the liquid fraction and further processing the liquid fraction to produce a distillate and a stillage, a fourth processing module configured for separating a fourth class of lignin derivatives from the stillage and further processing the stillage to produce a sugar syrup.

A composition of multilamellar vesicles for the delivery of pharmaceutically-active substances through the skin of a mammal, the composition including between about 1 to about 30% Cyclomethicone 5-.N.F., between about 1 to about 30% PEG-12 Dimethicone; between about 3 to about 14% Cyclopentasiloxane and PEG 12 Dimethicone Crosspolymers, between about 0.9 to about 9% Lauryl PEG / PPG-18 / 18 Methicone, between about 2 to 5% Sepigel 305, between about 1 to about 4%, Carbopol ETD 2020 solution (2%), up to 100% Water, and Sodium hydroxide to a pH between about 6-6.5.

A solid imaging apparatus is provided that includes a replaceable cartridge containing a source of build material and an extendable and retractable flexible transport film for transporting the build material layer-by-layer from the cartridge to the surface of a build in an image plane. An operator using the device needs merely to remove a spent cartridge and replace it with a fresh cartridge to continue solid imaging virtually uninterrupted. The apparatus also includes the capability of withdrawing and inserting an imager without the operator having to perform a separate alignment step. A brush attached to the transport film and forming part of the cartridge provides for intra-layer removal of excess uncured build material. If desired, the apparatus can produce a fully reacted build. A high intensity UV source cures the build between layers. An injection molded build pad is designed to hold a build in an inverted position for improving the build. The invention also provides for tilting the build elevator to reduce air entrainment and for releasing the build from the image plane.

A first substrate may be joined to a second substrate using an adhesive body. The adhesive body is formed from an adhesive composition containing at least one epoxy resin, at least one heat-activatable curing agent, and at least one radiation-curable compound. A first surface of the adhesive body is exposed to an amount of radiation effective to cure at least a portion of the at least one radiation-curable compound present in proximity to such first surface, thereby rendering said first surface less tacky and / or more resistant to deformation. A second surface of the adhesive body is then applied to a surface of said first substrate. A surface of the second substrate is thereafter positioned proximate to or in contact with the first surface of the adhesive body and the adhesive body heated to a temperature effective to activate the heat-activated curing agent and induce curing of the at least one epoxy resin.

A unit forms part of a dental bridge construction or template therefor. The unit comprises a shell formed by a latex tube and, arranged in the latter, a carbon fiber arrangement wetted with matrix material. The unit forms a unit which can be delivered from a factory and in which the carbon fiber arrangement is optimally wetted with matrix material comprising a one-component material without an excess of base or hardener. The unit is designed to be able to assume a state in which the matrix material is only partially polymerized. In this state of the matrix material, the unit can be stored at a temperature which delays the polymerization of the matrix material in order to permit deferred use in connection with the dental bridge construction or the template. The unit is designed so that, at the time of said use, it can be exposed to a polymerization temperature which, after the desired shaping of the unit, causes substantially accelerated solidifying of the unit in its final shape.