108results about How to "Non-adhesive" patented technology

The present invention discloses a self-adhesive type chitosan hemostatic film, which is composed of components by weight percentage: 85-93% chitosan, 5-10% glycerin, 2-5% citric acid. The preparing steps includes: weighing chitosan, glycerin and citric acid, then adding chitosan into acetum with 1.5%-2% mass concentration, mixing to chitosan dissolved, adding glycerin and citric acid again, mixing to mixed solution; pouring said solution into glass mould and self-levelling, drying to form film, and cooling to room temperature; supporting the mould with film in closed container filling with absolute ethyl alcohol, and suffocating 2-3 hours, exposing film from mould. The film has no bacterium, and the self-adhesive surface absorbs moisture and forms gel instantly when contacts with blood or body fluid after is planted into body, the gel has adhesive and has effects of hemostasia and healing. Other side of the film has no adhesive and acts on isolation function with periphery.

A process for preparing a hydrophobic solution and a hydrophobic glass used for the windscreen of car is disclosed. Said hydrophobic solution is prepared from CF3(CF2)5C2H4Si(OC2H5)3, Si(OC2H5)4, C2H5OH, deionized water, and hydrochloric acid through proportional mixing, and stirring for 5-20 hr. Said hydrophobic glass is prepared through cleaning glass, preparing said hydrophobic solution, coating it on the surface of glass, and solidifying at 250-350 deg.C for 10 min -72 hr to form a firm hydrophobic film.

The invention relates to a colorful composite rock sheet and a preparation process thereof. The composite rock sheet is prepared by raw materials with following proportion by weight, 60-65 parts of water-base resin, 5-8 parts of film-forming auxiliary agent and 30-35 parts of natural ore powder. The process comprises the following steps that firstly adding raw material in a burden charging barrel according to formulation, and conducting filter treatment after evenly mixing through stirring and dispersing, secondly conducting one-stage drying treatment after spraying into sheet shape with a spraying machine, wherein temperature is controlled within 50 DEG C-120 DEG C, thirdly immersing sheet-shaped material which is sprayed and dried into solvent for at least five minutes, then conducting with two-stage drying treatment, wherein temperature is controlled within 50 DEG C-120 DEG C, fourthly disintegrating into fragments with irregular size with a disintegrator, and obtaining finished products after screening. The beneficial effect of the invention is that the sheet is conducted with two times drying treatments and immersion treatment. The rock sheet has the characteristics of easy color matching, softness, non bonding and color fading, difficult solution and easily even dispersion when making up granite paint.

The invention relates to a placing device for a TSP blast hole emulsion explosive and an operation method. The placing device comprises a stainless steel protective sleeve, an in-sleeve separation sheet is fixed to the interior of the stainless steel protective sleeve, a sleeve open slot is formed in the front end of the stainless steel protective sleeve, a separation sheet hole is formed in the in-sleeve separation sheet so that a sleeve core connecting rod can penetrate, the two ends of the sleeve core connecting rod are connected with an explosive placing hopper and a rotary handle, and the sleeve core connecting rod, the explosive placing hopper and the rotary handle are fixedly connected into a whole. The depth of the portion, entering a blast hole, of the sleeve core connecting rod can be adjusted through extraction according to measurement of a dividing rule and the rotation angle of the rotary handle can be acquired through an angle measurement device. By the adoption of the novel placing device for the TSP blast hole emulsion explosive and the operation method, the emulsion explosive and an electronic detonator exploder can not be affected by slurry and gravel hole blockage under the protection of the rigid sleeve, and the success rate of TSP blast hole detonation is increased; meanwhile, the device is simple in structure and convenient to operate, the explosive can be transported to the position of the preset depth of the blast hole only by extracting and rotating the sleeve core connecting rod and placing efficiency of the TSP blast hole emulsion explosive can be greatly improved.

The invention relates to a plant fiber chewing gum and a manufacture method thereof. The plant fiber chewing gum comprises 75-85 percent of plant crude fiber yarn containing sugar and fiber powder, 10-21 percent of powder of a plant which can be used as both food and medicine, and 4-5 percent of additive. The manufacture method comprises the steps: stems and fruits of a plant, which are rich in crude fibers and are edible, are cleaned, divided, frozen, dried, flavored and reconstituted, and are prepared into crude fiber yarn and fiber powder which contain sugar after being pulverized and screened; the fiber yarn and the fiber powder are mixed with the powder of the plant which can be used as both food and medicine and the additive by the percentage, the mixture is put into a stirring mill to be stirred evenly and is extruded or pressed to be made into blocks of various shapes; the blocks are coated with chewing gum sugar-coat and are dried and packaged to obtain the finished product. The invention overcomes the defect that the chewing gum taking edible rosin glycerin ester as a chewable carrier pollutes environment after being eaten. The invention takes crude fiber of edible plants to replace the edible rosin glycerin ester, has good chewable capability, does not adhere after being eaten, can be degraded naturally and does not pollute the environment.

The invention provides an electric kettle which comprises an inner container, a noise reduction layer, a heat conduction plate and a heating device; the inner container comprises a bottom plate and side enclosing plates; the bottom plate is connected with the side enclosing plates to form an accommodating cavity for accommodating liquid; the noise reduction layer is arranged on the bottom plate and is positioned in the accommodating cavity, and the upper surface of the noise reduction layer is uneven microscopically; the heat conduction plate is arranged under the bottom plate; the heating device is arranged on the heat conduction plate; when the electric kettle heats the liquid, the upper surface of the noise reduction layer is uneven to accelerate the generation and the aggregation of air bubbles. The electric kettle provided by the invention has the benefits that through the noise reduction layer, different areas on the bottom plate are uniformly heated, so that the rate when the air bubbles are separated from the noise reduction layer is reduced; meanwhile, the generation and the aggregation of the air bubbles are accelerated, so that the plurality of small air bubbles are aggregated into big air bubbles, the problem of large noise caused by implosion, namely disappearance after a large amount of single small air bubbles is changed into the big air bubbles in the rising process is solved, ,the noise generated when the electric kettle heats the liquid is reduced, and the use conform of the product is improved.

The invention provides a method for preparing a water-based nano silicon resin compound. The water-based nano silicon resin is prepared from one or more siloxanes by hydrolysis and condensation polymerization reaction at normal temperature under normal pressure in the presence of a nano oxide under the initiation of a catalyst. The water-based nano silicon resin serving as a base material is provided for preparing an industrial coating with excellent properties such as thermal stability, abrasion resistance, adhesion resistance, cleaning easiness, high strength and the like.

The invention relates to a preparation method of a loose zirconium hydroxide or zirconium oxide nano powder, and belongs to the field of inorganic nano powder preparation. The preparation method comprises the steps of preparing a precipitant A solution and a precipitant B solution which have different pH (potential of hydrogen) values, adding a zirconium salt solution to the precipitant A solution at a certain flow rate, keeping the flow rate of the zirconium salt solution and simultaneously adding the precipitant B solution to the precipitant A solution at a certain flow rate after the solution becomes clarified from turbid, ageing, filtering, cleaning and drying to obtain the loose zirconium hydroxide nano powder, and then performing roasting and cooling to obtain the zirconium oxide nano powder. Zirconium hydroxide precursor slurry prepared by the method has no colloidality and is easy to filter; the dried zirconium hydroxide nano powder has no hard aggregation; the zirconium oxide powder generated after the roasting reaches a nanoscale; the particle size is 60-100nm; a pattern is regular; the distribution is narrow; the cleaning is easy; a ball milling process is not required; technological operation is simple and convenient; an equipment requirement is low; the preparation method is suitable for large-scale industrial production.

The invention discloses a tableware, fruit and vegetable cleaning agent prepared from plant ferment. The tableware, fruit and vegetable cleaning agent is prepared from disodium edetate dihydrate, alpha-olefin sulfonate, sodium laureth sulfate, laureth-9, laureth-7, alkyl glycoside, cocamidopropyl dimethylamine oxide, sodium chloride, immature grain essence, the natural plant ferment, methylisothiazolinone, green lemon essence and deionized water. A preparation method of the tableware, fruit and vegetable cleaning agent comprises the steps of deionized water into a pot; adding disodium edetate dehydrate, alpha-olefin sulfonate, sodium laureth sulfate, laureth-9, laureth-7, alkyl glycoside, cocamidopropyl dimethylamine oxide, sodium chloride, the immature grain essence, the natural plant ferment, methylisothiazolinone and the green lemon essence, and conducting stirring; picking samples, submitting the samples for inspection, and after the samples are inspected to be qualified, conducting packing. According to the tableware, fruit and vegetable cleaning agent and the preparation method thereof, the natural plant ferment is adopted as the raw material, residues on the surface of tableware can be effectively cleaned, no pigment is added, and no irritation is caused to skin.

The invention relates to a method for processing pollution of black liquor created by papermaking, particularly a new technology without pollution discharging for the black liquor created by soda and sulfate pulp processing. Seven continuous processing steps are used to realize tractional centrifugal subsidence, main components in black liquor are separated out as form of precipitant step by step, remained neutral liquid is used to prepare hydrolyzate for extracting xylose. The main components of the precipitant being centrifugal subsided are: cellulose and half cellulose, saccharides, lignin, alkali fusion protein, silica gel, sodium sulfate and hydolyzate for extracting xylose.

The invention discloses a fair-faced concrete protecting agent and a construction method thereof. The fair-faced concrete protecting agent comprises a sealing prime coat component and a photocatalytic topcoat component. The sealing prime coat component is prepared from the following raw materials in parts by mass: 40 to 60 parts of a fluorocarbon resin emulsion, 2 to 6 parts of a film-forming agent, 2 to 3 parts of a silane coupling agent, 2 to 3 parts of a thickening agent, 0.1 to 0.2 part of a defoaming agent, 1 to 1.5 parts of a dispersing agent, 5 to 10 parts of a cosolvent and 30 to 50 parts of water. The photocatalytic topcoat component is prepared from the following raw materials in parts by mass: 5 to 7 parts of modified graphene loaded titanium dioxide powder, 9 to 12 parts of polydimethylsiloxane and 30 to 50 parts of methylbenzene. The fair-faced concrete protecting agent provided by the invention has good compactness and hydrophobicity, can be prevented from being eroded by acid, alkali, salt, grease and the like, can effectively prevent carbonization, can inhibit growth of microorganisms such as moss, algae, molds and the like on the surface of fair-faced concrete, and also can effectively perform photocatalytic degradation on harmful substances such as formaldehyde.

The invention provides an electric kettle. The electric kettle comprises a liner, a heat-conduction plate and a heating device, wherein the liner comprises a bottom plate and a lateral enclosing plate; the bottom plate is connected with the lateral enclosing plate to form an accommodating cavity for containing liquid; a plurality of projections are arranged on the bottom plate and are positioned in the accommodating cavity; the heat-conduction plate is arranged below the bottom plate; and the heating device is arranged on the heat-conduction plate. The projections are arranged on the bottom plate of the electric kettle and are positioned in the accommodating cavity, on the one hand, the structural strength of the bottom plate is improved by the projections, the reliability of the product is improved, on the other hand, heat transfer of liquid and convection of the liquid are affected by the projections, generation and aggregation of air bubbles are accelerated, therefore, a plurality of small air bubbles are aggregated into a large air bubble, the problem that a large number of small single air bubbles are changed into a large air bubble which is exploded to cause large noises is avoided, the number of the exploded air bubbles is reduced, sound produced by exploding of the air bubbles is suppressed, noises produced when liquid is heated in the electric kettle are reduced, and the use comfort of the product is improved.

The invention discloses a rivastigmine containing external patch and a preparation process thereof. The external patch is formed by uniform mixing of the following components by weight: 100 parts of rivastigmine, 10-50 parts of poloxamer, 300-800 parts of water, and 800-1500 parts of a water emulsion type polyacrylate pressure sensitive adhesive. The specific preparation process includes: dissolving rivastigmine and poloxamer in water, then adding the water emulsion type polyacrylate pressure sensitive adhesive, and mixing the materials evenly, coating an anti-sticking layer with the drug-adhesive mixed solution evenly, performing heating drying at 40DEG C-70DEG C, and conducting compounding with a backing film; and carrying out slitting, die cutting and packaging, thus obtaining the external patch. The rivastigmine containing external patch provided by the invention performs transdermal drug delivery, releases drug evenly, and has mild and lasting effect. The preparation process provided by the invention is simple, reduces the production cost, and does not generate environmental pollution. Also, the rivastigmine containing external patch has the advantages of strong adhesion, no irritation to skin, no redness and swelling or itching phenomenon, good patient compliance, and convenient use and carrying.

The invention discloses a method for realizing adhesion of new and old concrete, and aims to provide a method capable of connecting the new and old concrete into a whole for collaboration. The technique comprises the following steps: (1) producing a treating agent which comprises 10 to 20 portions of cyclohexene, 20 to 35 portions of acrylic ester, 25 to 40 portions of IC finishing varnish produced by Kunming Building Waterproof Material Factory, 12 to 22 portions of nonylphenol polyoxyethylene (10) ether and 6 to 15 portions of fatty alcohol-polyoxyethylene (15) ether, and is prepared by stirring the materials into milk-white liquid; and (2) realizing the adhesion of the new and old concrete through the treating agent by the following steps: 1, blending the treating agent into stirred concrete for even stirring, wherein the ratio of the treating agent to the stirred concrete is equal to 1:50-100; and 2, pouring the treating agent on the surface of the old concrete, making the old concrete fully absorb the treating agent, casting the concrete obtained in step 1 before the treating agent is solidified, tamping the concrete, and continuously casting common concrete.

The invention discloses an application method of electrolyzed reduced water to a cosmetic. The cosmetic is a dry facial mask, toning lotion or essence. The method comprises application steps as follows: (a), the electrolyzed reduced water is prepared as follows: the electrolyzed reduced water is prepared by a water electrolyzing and reducing machine, and the prepared electrolyzed reduced water is poured into a manual pressing spray bottle to be sealed; (b), the prepared electrolyzed reduced water cooperates with the cosmetic to be applied to face of a person. According to the method, functions of the electrolyzed reduced water are sufficiently utilized and the electrolyzed reduced water cooperates with the cosmetic for use, not only are functions of the cosmetic improved, but also chemical preservatives are not required to be added to the cosmetic, so that damage of harmful substances to skin is avoided, permeating capacity of nutrient substances is improved, and ideal skin care effect is achieved.

The invention discloses a lightweight pouring flow-bearing combined pipe fitting and application thereof, belonging to the technical field of foundry equipment. The lightweight pouring flow-bearing combined pipe fitting is prepared from the following raw materials: 60-80 parts by weight of paper pulp, 20-30 parts by weight of a shaping agent and 3-8 parts by weight of a waterproof and dampproof agent; the paper pulp is prepared by adding waste paper and water into a pulper at a room temperature according to a weight ratio of 1: (10-20). When being used for foundry industry, the lightweight pouring flow-bearing combined pipe fitting does not make a reaction with molten metal. During pouring, the combined pipe fitting does not burst, and is non-sticky, slag-resistant and erosion-resistant. The refractoriness of the lightweight pouring flow-bearing combined pipe fitting reaches up to 1500 DEG C or above, so that the long-standing problem of sprue adhesion is solved.

An open land combined foundation pit excavation monitoring and early warning system suitable for a high slope and river channel double steps comprises an unmanned aerial vehicle, a soil body displacement monitoring device and a high slope sliding monitoring device, the soil body displacement monitoring device is located in a river channel, and the high slope sliding monitoring device is located in the high slope; the soil displacement monitoring device comprises a steel shell, a center rod piece, a fixing bolt, a transmission antenna, a laser lens, an anchoring device, a threaded opening, a limiting baffle, a rotating shaft, a piston, a hydraulic five-way valve, an anchoring horizontal pile, a horizontal displacement monitoring device, a power source, an ampere meter, data transmission equipment and a drill bit; and the high slope sliding monitoring device comprises a positioning rod, a sliding surface monitoring unit, a high-strength spring, a guide rod, a steel ejector pin, a pressure position sensor and an upper transmission unit; and an infrared thermal imaging camera and a laser range finder are installed on the unmanned aerial vehicle. The invention further provides an operation method of the monitoring and early warning system. The system has an intelligent early warning function, and the safety of foundation pit engineering construction can be guaranteed.

The invention discloses an anticorrosive paint and a preparation method thereof. The anticorrosive paint comprises the following raw materials in parts by mass: 52-55 parts of acrylic resin, 20-23 parts of bisphenol A epoxy resin, 5-8 parts of bisphenol F epoxy resin, 3-5 parts of polyurethane film-forming agent, 10-15 parts of modified arylated alkyl amine epoxy curing agent, 8-12 parts of silicon carbide, 2-4 parts of defoaming agent, 1-3 parts of rush-inhibiting additive, 45-50 parts of solvent, 5-15 parts of pigment, and 15-18 parts of surfactant. The invention further provides the preparation method of the paint. The paint is not only strong in corrosion resistance, but also good in adhesion and hard to fall off; the paint is small in surface friction coefficient, friction resistant, various in colors and long in service life; the paint cannot produce the problems of foaming, cracking, and whitening even delaminating after being used for a long time, and can be used in the hostile environment, and the use range is wide.