99 results about "Fouling layer" patented technology

RO membranes using chlorinated water as a feed stream maybe protected from damage by the chlorine with a protective layer including reactive nitrogen which forms chloromines on the surface of the membrane that reduce chlorine penetration. This protective layer also provides substantial anti-fouling capabilities, whether used with a chlorinated or unchlorinated feed stream because the chloramines are anti-bacterial. Although chlorine is lost in use, the anti-fouling layer or coating can be recharged with additional chlorine without damaging the discrimination layer. The anti-fouling layer or coating may be advantageously used with Thin film composite, TFC, membranes for use in forward and reverse osmosis may include nanoparticles, monohydrolyzed and/or di-hydrolyzed TMC, and/or alkaline earth alkaline metal complexes or other additives.

The invention relates to a preparation method of an anti-reflection glass substrate. The preparation method comprises the following steps: a, preparing an anti-reflection sol, namely, acidizing silica sol, adding orthosilicate to react with deionized water to form sol, then adding an organic solvent, stirring, sealing and ageing; adding a coalescing agent in the aged sol and controlling a dry chemical additive, and stirring to obtain the anti-reflection sol; b, coating, namely, applying the anti-reflection sol in the step a on the surface of a glass substrate to form a glass substrate with an anti-reflection coating; c, tempering, namely, tempering the glass substrate prepared by the step b to form an anti-reflection film layer; and d, spreading an anti-fouling solution, namely, applying the anti-fouling solution above the film layer of the glass substrate treated in the step c to form an anti-fouling layer. The invention further relates to an anti-reflection glass substrate prepared by adopting the method disclosed by the invention, and an application of the anti-reflection glass substrate.

The invention discloses a chip type electronic cigarette heater which comprises a protection anti-fouling layer. The protection anti-fouling layer comprises a metal substrate, an insulating layer covering the surface of the metal substrate, a heating layer which covers the insulating layer and is used for heating the metal substrate, and a conductor layer which covers the insulating layer and is connected with the heating layer and used for conducting the heating layer. The substrate is set as the metal substrate, and the problem that the service life of an instrument is affected due to the characteristic that ceramics is hard and crisp is avoided; the metal substrate has the good thermal conductivity, the heat conducting speed is high, the heating efficiency of the chip type electronic cigarette heater is improved, and the heating response speed of the chip type electronic cigarette heater is increased; meanwhile, by arranging the insulating layer on the surface of the metal substrate, the thick film circuit heating layer formed by sintering resistance paste is arranged on the insulating layer, the advantages of high heating speed and high power density are achieved, and energy consumption is lowered; the invention further provides a preparation method of the chip type electronic cigarette heater and an electronic cigarette having the advantages.

The invention relates to an inorganic-organic compound hole sealing coating comprising two parts of a hole sealing layer and an anti-fouling layer, wherein the hole sealing layer is formed by an inorganic hole sealing agent through a dipping-pulling method and a thermal processing method on a test sample after surface processing, the anti-fouling layer is formed by an organic anti-fouling agent through the dipping-pulling method and the thermal processing method on the hole sealing layer, and the inorganic hole sealing agent is an SiO2-Al2O3 colloidal sol hole sealing agent; the organic anti-fouling agent is polytetrafluoroethylene diluent which is prepared by taking polytetrafluoroethylene dispersing liquid, distilled water and a non-ionic type surfactant as raw materials. The preparationmethod of the inorganic-organic compound hole sealing coating provided by the invention comprises two parts of preparing the inorganic hole sealing layer and preparing the organic anti-fouling layer.The inorganic hole sealing layer provided by the invention can obviously lower the porosity of the coating and obviously enhance the erosion resistance performance and the high-temperature resistanceperformance of the coating; the organic anti-fouling layer can effectively lower the surface energy of the coating, enables stains not to be easy to attach to the surface of the coating and has favorable anti-fouling function.

The invention discloses a novel artificial quartz stone plate, which sequentially comprises an anti-fouling layer, a mesh layer, a fireproof layer and a mesh layer, wherein structure members are respectively arranged in the fireproof layer and the mesh layers, are inversely T-shaped, and are distributed in the fireproof layer and the mesh layers in a staggered manner. According to the present invention, the quartz crystal and the auxiliary material are prepared through the isomerizing polymerization technology under the vacuum condition in the artificial synthesis manner, such that the problems of insufficient density, crack, dissolved cavern and the like of the stone material can be solved, the problems of insufficient fire resistance, insufficient high-temperature resistance and poor scale resistance of the quartz stone plate can be solved, the processing is convenient, and the complex processing process of the traditional composite plate is eliminated; and the obtained novel artificial quartz stone plate is environmentally friendly, and can be produced into a variety of colors and patterns according to the needs of customers.

The invention discloses composite anti-fouling flannelette. The anti-fouling flannelette comprises a flannelette layer (1) and a composite anti-fouling layer (2) arranged on the flannelette layer (1); the composite anti-fouling layer (2) comprises the following components in percentage by weight: 10%-15% of unsaturated polyester resin, 15%-17% of polyving akohol, 20%-22% of styrene and 25%-30% of gelatin, is formed through spraying the components on the flannelette layer (1), and has the thickness of 0.4mm. Through the mode, the composite anti-fouling flannelette provided by the invention has the advantages of simplicity in manufacturing, good anti-fouling effect and the like through additionally arranging the composite anti-fouling layer on the common flannelette.

An environmental sensor is disclosed. The environmental sensor includes a semiconductor substrate including a light sensor, a surface through which ambient light can pass to reach a light sensor and a light source operable to illuminate the surface, whereby at least some of the light from the light source is reflected by the surface onto the light sensor. The environmental sensor is operable to determine the presence of a fouling layer on the surface by comparing measurements of ambient light and reflected light by the at least one light sensor.

An anti-fogging and anti-fouling laminate, including a substrate made of a resin; and an anti-fogging and anti-fouling layer on the substrate made of a resin, wherein the anti-fogging and anti-fouling layer comprises micro convex portions or micro concave portions in a surface thereof wherein the anti-fogging and anti-fouling layer comprises a hydrophilic molecular structure, and wherein a pure water contact angle of the surface of the anti-fogging and anti-fouling layer is 90° or more.

The invention provides a novel medical multi-point operating table, comprising a base, a support post, a bed and universal wheels. The support post is fixed in the middle of an upper surface of the base and comprises a fixed post, a first telescopic post located in the fixed post and a second telescopic post located in the first telescopic post. The bed is disposed at the top of the support post and comprises sequentially from left to right, a head bed, a trunk bed, a waist bed and a leg bed. The universal wheels lockable are evenly distributed on the lower surface of the base. The novel medical multi-point operating table is simple in structure and convenient to use; a multi-point component of the bed has freely adjustable height, and the surgical needs of different parts, such as the head, waist and trunk, are met; a slide slot and a slider are provided, parts to be mounted are chosen according to actual surgical needs, and surgical operating is facilitated; an anti-fouling layer and an absorbing layer are provided, effective absorption is given to blood stain and the like occurring in the operating process, bed contamination is prevented, and work difficulty is substantially reduced for medical staff.

According to one embodiment, a first capacitive element may be provided and associated with a surface where a fouling layer is to be detected. A second capacitive element may also be provided, and a capacitance between the first and second capacitive elements may be used to detect formation of the fouling layer. According to another embodiment, a thermal device is provided proximate to a surface where a fouling layer is to be detected. A detector (e.g., a thermometer or vibration detector) may detect a condition associated with the surface, and formation of the fouling layer may be determined based at least in part on the condition.

A tube in one embodiment is formed with a non-stick coating on its inner outer surface. Preferably, the non-stick coating is fluoropolymer. More preferably the fluoropolymer is PTFE. Another non-stick coating is formed on an inner surface of the tube in another embodiment. The non-stick coating served as a de-fouling layer is capable of preventing impurities in the water flowing through the tubes from precipitating thereonto. Hence, the performance of a cooling tower incorporating the tubes can be increased significantly.

The invention discloses an evaporator for treating oily sewage, which comprises an evaporator shell 1, wherein the evaporator shell 1 is divided into a evaporating chamber 2 and a condensing chamber 7 by a middle partition plate 3; the upper part of the top wall of side wall of the evaporating chamber 2 is provided with a secondary vapor outlet 17 and a hot liquor inlet 15, and the lower part is provided with a concentrated water outlet 4; and a first tube plate 5 and a second tube plate 11 are arranged in the condensing chamber 7, a heat exchange tube 8 is fixedly connected between the tube plates, the side wall of the condensing chamber 7 is provided with a liquor water inlet 6 and a liquor water outlet 12, and the bottom wall is provided with a condensing water outlet 9 and a heating vapor inlet 10. The invention avoids the problem that a fouling layer outside a tube of a horizontal tube evaporator is difficult to clean and the defects that a vertical tube falling film evaporator is high in installation accuracy requirement, high in initial investment and the like, and greatly lowers the initial investment and operation cost of oily sewage treatment equipment. Besides, the evaporator can be also used for the liquor concentrating and refining process in industries of chemical engineering, food, pharmacy and the like.

An anti-fogging and anti-fouling laminate, including: a substrate; and an anti-fogging and anti-fouling layer on the substrate where a surface of the anti-fogging and anti-fouling layer is flat, wherein the anti-fogging and anti-fouling layer is a cured product obtained by curing an active energy ray curable resin composition through an active energy ray, wherein the active energy ray curable resin composition includes a hydrophilic monomer having a radically polymerizable unsaturated group and a photopolymerization initiator, wherein a content of the hydrophilic monomer having a radically polymerizable unsaturated group in the active energy ray curable resin composition is 60% by mass or more, and wherein a surface of the anti-fogging and anti-fouling layer has a pure water contact angle of 90° or more.

The invention brings forward a low-loss interference-free nanometer touch-control thin film. The low-loss interference-free nanometer touch-control thin film comprises a hard-plating layer serving asa base material, an induction film adhered to the hard-plating layer, a transparent electrode adhered onto the induction film, an optical adhesive layer covering the transparent electrode, a printingink layer adhered onto the optical adhesive layer, a polarization layer adhered onto the printing ink layer, protection glass covering the polarization layer and an anti-fouling layer arranged outsidethe protection glass. The low-loss interference-free nanometer touch-control thin film has an ultraviolet absorber which is capable of reducing harm of ultraviolet rays to human bodies. The protection glass is subjected to surface-hardening treatment so that abrasion of the touch-control film is reduced. The anti-fouling layer is subjected to fluoride material surface-hardening treatment so thatremaining traces of fingerprints are reduced. Therefore, the application effect of the touch-control thin film is enhanced.

The invention discloses polyurethane synthetic leather for decoration. The polyurethane synthetic leather sequentially comprises an anti-fouling layer, a printing layer, a dry method surface layer, amiddle layer, a foaming layer, a four-elasticity base cloth layer and a hot melt adhesive layer from outside to inside. According to the polyurethane synthetic leather for decoration, four-elasticitybase cloth is combined with a solvent-free process, environment-friendly semi-finished synthetic leather with a four-elasticity effect is made, the synthetic leather has a colorful appearance, a softtouch sense and daily antifouling performance through surface printing and antifouling treatment, the hot melt adhesive layer is compounded finally, and the polyurethane synthetic leather for decoration is prepared. The covering performance is excellent especially when the polyurethane synthetic leather is used as a refrigerator door plate, no wrinkle is generated at corners, the touch sense is soft, and grains are diversified.

The invention discloses an antibacterial and anti-ultraviolet polyethylene non-woven fabric. An anti-fouling layer and an antibacterial and anti-ultraviolet layer are sequentially adhered to the surface of the polyethylene non-woven fabric, wherein the anti-fouling layer is made of dopamine and polyvinylpyrrolidone, and the antibacterial and anti-ultraviolet layer is made of modified silicon dioxide. The invention also discloses a preparation method of the antibacterial and anti-ultraviolet polyethylene non-woven fabric, which comprises the following steps of S1, soaking the polyethylene non-woven fabric in a mixed solution of dopamine and polyvinylpyrrolidone, washing, and drying to obtain an intermediate fabric; and S2, soaking the intermediate fabric in the modified silicon dioxide dispersion liquid, washing and drying to obtain the antibacterial anti-ultraviolet polyethylene non-woven fabric. The polyethylene non-woven fabric provided by the invention has good antibacterial and anti-ultraviolet properties. The polyethylene non-woven fabric provided by the invention has good antibacterial and anti-ultraviolet properties.

The invention discloses a multifunctional shoe and relates to the field of shoes; the multifunctional shoe comprises a sole, an insole, an upper and a heating device; the upper is fixedly connected to the sole, an anti-fouling layer, a breathable structure layer and a nonslip layer that are connected to one another are arranged at the sole sequentially from top to bottom, the breathable structure layer is provided with a mounting cavity, the heating device is disposed in the mounting cavity, the mounting cavity is provided with a mounting port that is provided with an elastic seal, the insole comprises an outer layer of cotton, a first magnetic health-care fiber layer and a magnet layer are disposed in the outer layer of cotton, and the first magnetic health-care fiber layer is provided with a plurality of massage structures. The invention also provides a health-care suit for old people, comprising the multifunctional shoe. The heating device disposed in the sole provides heat to promote blood circulation, and through the heat in conjunction with the first magnetic health-care fiber layer and the massage structures on the insole, massaging health-care effect is significantly enhanced. The heating device produces heat in a chemical manner, no circuit structure is disposed in the shoe, and the service life of the shoe is significantly prolonged.

The invention discloses an anti-skidding polished tile which comprises a base layer and an anti-skidding layer, wherein the anti-skidding layer covers the upper surface of the base layer. The anti-skidding polished tile is characterized in that: an anti-fouling layer is also formed on the anti-skidding layer. The anti-skidding coefficient of the anti-skidding polished tile disclosed by the invention in a wet state can reach 0.7-0.9 which is much higher than the friction coefficients suggested by ADA (THE AMERICANS WITH DISABILITIESACT) in 1992 that the friction coefficient of the ground in public places or business places is not lower than 0.6 and the friction coefficient of the ground in home places is greater than 0.5. Moreover, the anti-skidding polished tile is easy to clean and is bright and beautiful.

The invention discloses an ultra-hard waterproof, anti-fouling and wear-resistant coating film. The ultra-hard waterproof, anti-fouling and wear-resistant coating film comprises a substrate layer, a film layer, an anti-fouling layer and an air medium layer, wherein the film layer, the anti-fouling layer and the air medium layer are successively arranged on the substrate layer; the thickness of thesubstrate layer is 0.05-0.8 mm; the film layer is formed by alternately arranging nitridosilicates and oxide of silicon, and the thickness of the film layer is 300-650 nm; the thickness of the anti-fouling layer is 10-20 mm; the air medium layer is an air medium with the refractive index NA equal to 1, and the wavelength gamma c is equal to 550 nm; and a color film layer is arranged between the film layer and the anti-fouling layer and is champaign gold or silver or brillant blue. Compared with the prior art, the ultra-hard waterproof, anti-fouling and wear-resistant coating film has the outstanding effect that the film layer not only has gorgeous color, but also has quite high mechanical strength and corrosion resistance, and after the anti-fouling layer is added, the hand feeling and the durability of a plated piece are obviously improved.

The invention relates to the field of chemical equipment and particularly relates to a serpentine type heat exchanger. The upper end of a serpentine type heat exchange tube is connected with an inlet tube, and the lower end of the serpentine type heat exchange tube is connected with an outlet tube; a stirring rod is nested in an annular space formed in the serpentine type heat exchange tube; and the stirring rod is provided with a stirring blade. The serpentine type heat exchanger is easy to construct, easy to manufacture and good in heat transfer effect and can be heated uniformly; the serpentine type structure can bear high pressure and is usually used for cooling high pressure fluids; the serpentine type heat exchanger is large in heat transfer coefficient, small in fouling resistance, compact in structure and easy to maintain; and the adopted stirring device is a detachable structure nested in the heat exchanger, thereby facilitating the removal of fouling layers.

The invention provides an antireflection film that has excellent reflection characteristics (low reflection) in broadbands and has suppressed coloring. The antireflection film comprises a transparentsubstrate, an adhesive layer, a first Nb2O5 layer, a first SiO2 layer, a second Nb2O5 layer, a second SiO2 layer and an anti-fouling layer, wherein the first Nb2O5 layer, the first SiO2 layer, the second Nb2O5 layer, the second SiO2 layer and the anti-fouling layer are orderly arranged from the transparent substrate. The first Nb2O5 layer is 28 nm to 33 nm in optical film thickness. The first SiO2layer is 43nm-57 nm in optical film thickness. The second Nb2O5 layer is 264-288 nm in optical film thickness. The second SiO2 layer is 11 nm -129 nm in optical film thickness.