119results about How to "Reduce spots" patented technology

An inkjet receiving medium including a substrate and having a topmost layer coated thereon at solid content of from 0.1 to 25 g / m2, wherein the topmost layer comprises from 30-70 wt % of one or more aqueous soluble salts of multivalent metal cations and at least 0.05 g / m2 of a cross-linked hydrophilic polymer binder. Improved optical density, reduced mottle and improved wet abrasion resistance are provided when the receiver is printed with an aqueous pigment-based ink. In further embodiments, the topmost layer may further comprise a latex dispersion for improved image durability.

An inkjet ink set comprising a cyan ink, a magenta ink and a yellow ink, wherein each of said cyan, magenta and yellow inks individually comprises at least 65% water, between 1% and 5% by weight of a dispersed pigment colorant, a surfactant that reduces static surface tension, a dynamic surface tension reducing agent distinct from the surfactant, and at least one humectant distinct from the surfactant and the dynamic surface tension reducing agent; wherein said surfactant, said dynamic surface tension reducing agent and said humectant can be the same or different between said cyan, magenta and yellow inks; and wherein each of said cyan, magenta and yellow inks is characterized by exhibiting a viscosity normalized dynamic surface tension at surface refresh ages of 0.01 s of less than 23.0 mN / (m*cP); and wherein the average viscosity normalized dynamic surface tension at a surface refresh age of 0.01 s for said cyan, magenta and yellow inks taken together is less than 22.0 mN / (m*cP).

Chemical etching methods and associated modules for performing the removal of metal from the edge bevel region of a semiconductor wafer are described. The methods and systems provide the thin layer of pre-rinsing liquid before applying etchant at the edge bevel region of the wafer. The etchant is less diluted and diffuses faster through a thinned layer of rinsing liquid. An edge bevel removal embodiment involving that is particularly effective at reducing process time, narrowing the metal taper and allowing for subsequent chemical mechanical polishing, is disclosed.

Sulfonated graft copolymer obtained by radical graft copolymerization of one or more synthetic monomers in the presence of hydroxyl-containing naturally derived materials. The graft copolymer includes 0.1 to 100 wt %, based on weight of the total synthetic monomers, of at least one monoethylenically unsaturated monomer having a sulfonic acid group, monoethylenically unsaturated sulfuric acid ester or salt thereof, with the monomer and hydroxyl-containing naturally derived materials present in a weight ratio of 5:95 to 95:5.

An aqueous inkjet ink suitable for printing photo-images on both photo-glossy receivers and plain papers, said ink comprising at least 50% by weight water, between 0.5% and 8% by weight of 1,2-pentanediol, a humectant distinct from said 1,2-pentanediol, and between 0.2 and 5% by weight of a dispersed pigment colorant, said dispersed pigment colorant exhibiting an average volume weighted 50th percentile particle size of between 0.001 and 0.075 microns.

The invention relates to a repairing emulsion for striae of pregnancy, which belongs to the technical field of daily chemical articles for pregnant and lying-in women. The repairing emulsion is a pure natural plant formula product, and is prepared by blending deionized water, sweet almond oil, hamamelis extract, aloe barbadensis gel, and sunflower seed oil which are taken as main materials and a proper amount of auxiliary material comprising beta-SS according to the mixture ratio, and the sweet almond oil helps to resist the itching and inflammation due to the fact that the sweet almond oil is rich in vitamin B1, vitamin B2, vitamin B6 and VE. The repairing emulsion does not contain soap, sulfate and any essence, can reduce spots on skin, restore the elasticity of the skin, and form a protecting film on the surface of the skin. Specially added beta-sitosterol has functions of promoting the metabolism of the skin and preventing erythema solare and skin aging, and the repairing emulsion is suitable for the pregnant and lying-in women to use.

The present invention discloses a design method of a focused acoustic lens, belonging to the field of focused ultrasound. According to the invention, an acoustics artificial structure is established on the acoustic radiating surface of a traditional focused acoustic lens, namely, the acoustic radiating surface of the traditional focused acoustic lens is provided with a periodically-distributed concentric ring groove structure, and the groove structure parameters are optimized in design through adoption of a finite element modeling calculation, so that the amplitude of a radial sidelobe at the acoustic focal point may be restrained in a certain range of frequencies and the focusing gain of acoustic energy may be improved. An acoustic lens designed through adoption the design method of a focused acoustic lens provided by the invention may be applicable to the fields of focused ultrasound imaging and focused ultrasound treatment; and moreover, compared with an acoustic lens focusing device in the prior art, the acoustic lens designed through adoption the design method of a focused acoustic lens is able to effectively reduce the amplitude of the radial sidelobe, improve the focusing gain and decrease the deviation of the focal point position.

An inkjet receiving medium including a substrate and having a topmost layer coated thereon at solid content of from 0.1 to 25 g / m2, wherein the topmost layer comprises from 30-70 wt % of one or more aqueous soluble salts of multivalent metal cations and at least 0.05 g / m2 of a cross-linked hydrophilic polymer binder. Improved optical density, reduced mottle and improved wet abrasion resistance are provided when the receiver is printed with an aqueous pigment-based ink. In further embodiments, the topmost layer may further comprise a latex dispersion for improved image durability.

The invention relates to the technical field of high-molecular materials and particularly relates to an LED material for filtering yellow light and a preparation method thereof. The LED material for filtering yellow light is prepared from the following raw materials in parts by mass: 60-100 parts of a base material, 1-13 parts of a yellow light filtration aid, 0.1-1.0 part of a light diffusing agent, 0.1-0.8 part of an antioxidant, 0.2-0.4 part of a dispersant DP310 and 2-26 parts of deionized water, wherein the yellow light filtration aid is one or more than one of neodymium fluoride, neodymium oxide, neodymium chloride and neodymium nitrate. The LED material for filtering yellow light, prepared by the method disclosed by the invention, is excellent in optical performances such as yellow light filtration property, light transmittance and haze and can be used for effectively filtering and eliminating yellow light generated by an LED lamp so as to relieve the fatigue of eyes and preventing the eyes from damages of yellow light. The preparation method of the LED material is simple in process, convenient to operate and control, stable in quality, high in yield, high in production efficiency and low in production cost.

The present technique provides a system and method for improving atomization in a spray coating device by internally mixing and breaking up a desired coating fluid prior to atomization. In one embodiment, a flow barrier is disposed in the spray coating device downstream of an internal fluid valve and upstream of a fluid exit. The flow barrier may have a plurality of passages configured to direct fluid streams to create a fluid swirling and rotating motion around a central axis of a central flow path to facilitate fluid mixing and breakup. The plurality of passages may direct the fluid streams toward a surface, and may be angled substantially toward one another or diverging from one another. Embodiments of the spray coating device may further include an atomization mechanism adapted to facilitate formation of a spray of the fluid flowing from the fluid exit. The resulting spray coating has refined characteristics, such as reduced mottling.

The present technique provides a system and method for improving atomization in a spray coating device by internally mixing and breaking up a desired coating fluid prior to atomization at a spray formation section of the spray coating device. An exemplary spray coating device of the present technique has an internal fluid breakup section comprising at least one fluid impingement orifice angled toward a fluid impingement region. In operation, the internal fluid breakup section forms one or more fluid jets, which impinge one or more surfaces or one another in the fluid impingement region. Accordingly, the impinging fluid jets substantially breakup particulate / ligaments in the coating fluid prior to atomization. The resulting spray coating has refined characteristics, such as reduced mottling.

The invention discloses an acrylic polyurethane coating and a preparation method and application thereof in manufacture of a connecting material or a protective coating. The acrylic polyurethane coating is prepared by mixing hydroxyl acrylic resin, a hydroxyl polyurethane plasticizer and a polyisocyanate curing agent. The acrylic polyurethane coating is mainly used for making the resin connecting material of an optical diffusion film, and the coating after the film formation has good light transmittance and light diffusion property and high scratch resistance, and has the advantages of prevention of falling off of resin micro beads in a diffusion layer. The acrylic polyurethane coating can also be used for making optical films such as brightening films and reflecting films, and the ratio of the three components can be adjusted according to the use and the substrate characteristics of different optical films so as to achieve the coating performances required by different purposes.

The present disclosure provides a single-compartment, multiple phase unit dose dishwashing detergent composition and a single-compartment, multiple phase unit dose fabric cleaning or treatment composition, the preparations and uses thereof.

A printing system for use in printing objects of any of a plurality of different object types includes a printer; and a printer control device with a user interface having a first option for associating printer-independent print-quality characteristics with a selected object type to be printed by said printer. A printer-independent print-quality characteristic is an instruction associated with an element, such as object type, in an electronic page which indicates printer-independent features that are preferentially emphasized when printing the element. Examples of printer-independent print quality characteristics include “make sharp edges”, “reduce mottle”, “distinguish neighboring colors”, “reduce moiré”, “distinguish tone and edges”, “maximum tone depth”, “perceptual colors” and “compress without loss of detail”. The printing system may also include a device for retrieving printer-independent print-quality characteristics associated with a document to be printed by said printer and for associating printer-dependent imaging actions with the printer-independent print-quality characteristics.

The invention discloses a method for preparing tobacco pulp from regenerated tobacco. The method includes the following steps that 1, the tobacco raw material is extracted and then subjected to solid-liquid separation, and an aqueous solvent is added into tobacco filter residues obtained after solid-liquid separation, wherein the aqueous solvent contains salt and alkali and a nonionic surfactant; 2, the tobacco filter residues are fed into a pulping machine for defibering; 3, a complex enzyme preparation is added into the filter residues obtained after defibering for enzymolysis; 4, after enzymolysis is completed, pulping continues till the needed pulping degree is obtained, and the tobacco pulp is obtained. In the method for preparing the tobacco pulp, the pulp forming characteristic of the tobacco is effectively improved by organically combining the physical action, the enzyme preparation and the chemical reagent according to the specificity of the tobacco raw material, so that the effects of improving the papermaking property of the tobacco pulp and increasing the physical indexes of the regenerated tobacco are achieved, and meanwhile the interior quality of the regenerated tobacco is improved.

Illuminator apparatus for illuminating a workpiece during visual testing thereof, the illuminator comprising: a source of illumination that illuminates a portion of the workpiece with on-axis illumination centered at a first angular direction and having a first intensity and with off-axis illumination having a second intensity; and an optical viewing system, that views said portion of the workpiece and accepts light reflected from the workpiece over a range of angular directions, centered at a second angular direction, said range of angular directions defining said on-axis illumination, wherein said first intensity and second intensity art separately adjustable and wherein the first angular direction is different from the second angular direction.

The invention mainly discloses a plastic liquid coloring agent and a preparation technology thereof.The preparation technology is characterized in that an organic polymer of organic polyether is taken as a carrier, one or more kinds of organic or inorganic powder coloring agents are added, a dispersing agent, a defoaming agent and various functional auxiliaries also can be added, pigments are smashed to be in the minimum particle size through dispersing and grinding, therefore, the color powder points and spots on the surface of a plastic product can be effectively reduced, the surface smoothness of the plastic product is improved, the pigment dosage of the unit area of the plastic is decreased, and the influences on a plastic body are reduced.The plastic liquid coloring agent is used by cooperating with a color oil meter and a stirring connector and has the advantages of being easy to operate, free of pollution, bright in color, uniform in coloring, good in color stability, capable of saving time and labor and the like.

The invention relates to phosphoric acid esters of polyether-modified alkyl alcohols, to their preparation and to a use of phosphoric acid esters of polyether-modified alkyl alcohols for generating shine on a surface.

The invention discloses a color-changing method of a teak wood floor. The color-changing method carries out ultraviolet irradiation with the wavelength of 280 to 400 nanometers to the teak wood floorwith immersed surface so as to achieve color changing of the teak wood floor. The color-changing method is not limited by fields and weather, has time color-changing time, high efficiency and excellent color-changing effect and obviously reduces the black patterns and spots on the surface of the teak wood floor after changing color.

An alkaline detergent is described which includes the use of polycarboxylic acid copolymers or salts thereof in combination with alkali metal hydroxide. The detergent composition reduces spotting and filming and prevents hard water scale accumulation between 145-180 degrees Fahrenheit and with a pH of 10.5 to about 13.

The invention includes a solid rinse aid that is particularly designed for extrusion solid formation and which is effective for creating spotless surfaces after rinsing. According to the invention, application has identified the critical combination of solid surfactants, coupling agents, hydrotrope, and hardening agents that is acceptable in the extrusion process to create a solid. The hydrotrope includes one or more short-chain alkylbenzene and / or alkyl naphthalene sulfonates. The composition hardens quickly but not so quick as to negatively impact the extrusion process. The compositions may also be used to form pressed or cast solids.

A back projection-type screen and a back projection-type projection device, in which contrast is enhanced, unevenness of an external light absorption layer is reduced, moire trouble is suppressed, damage due to contact between sheets is suppressed, and the entire projection device can be reduced in size and weight. The back projection-type screen is the so-called oblique projection system where the optical center of a Fresnel lens sheet (7) is located at a position outside a display screen area, above or blow the screen. The lens array (12) of a lenticular lens sheet (1) is arranged substantially in the vertical direction. Moire can be reduced by setting the pitch of Fresnel lens and the lens pitch of the lenticular lens sheet within a predetermined range.

The invention includes a solid rinse aid that is particularly designed for pressed or extrusion solid formation and which is effective for spotless surfaces after rinsing, especially rinsing metals without corrosion. According to the invention, a solid acid is combined with a short-chain alkylbenzene and alkyl naphthalene sulfonate. The short-chain alkylbenzene and alkyl naphthalene sulfonate act as a solidification agent as well as a hydrotrope, and total dissolved solid (TDS) active and are combined with at least one nonionic low foaming surfactant.

The invention includes a solid rinse aid that is particularly designed for pressed or extrusion solid formation and which is effective for spotless surfaces after rinsing, especially rinsing metals without corrosion. According to the invention, a solid acid is combined with a short-chain alkylbenzene and alkyl naphthalene sulfonate. The short-chain alkylbenzene and alkyl naphthalene sulfonate act as a solidification agent as well as a hydrotrope, and total dissolved solid (TDS) active and are combined with at least one nonionic low foaming surfactant.

The invention provides a silicon resin environment-friendly waterborne high temperature-resistant coating material. The silicon resin environment-friendly waterborne high temperature-resistant coatingmaterial is prepared from the following raw materials in parts by weight: 55 to 75 parts of graphene oxide modified methyl silicone resin, 20 to 35 parts of mica powder, 20 to 40 parts of talcum powder, 1 to 10 parts of a dispersant, 1 to 5 parts of a flatting agent, 0.01 to 3 parts of a reinforcing agent, 0.1 to 5 parts of inorganic pigment and 250 to 270 parts of deionized water. The silicon resin environment-friendly waterborne high temperature-resistant coating material prepared by the invention not only has the characteristics of high temperature resistance and good demolding performance, but also is environment-friendly and non-toxic, is good in water solubility and convenient in construction, and has good comprehensive performance.