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97results about How to "Tasteless" patented technology

Herba portulacae extract and solution, and preparation method and application

The invention discloses a herba portulacae extract and a preparation method thereof. The preparation method comprises the following steps of: 1, carrying out extraction and enzymolysis on fresh herba portulacae and/or dried herba portulacae with water and hydrolysis enzyme; 2, carrying out ethanol extraction on a feed solution obtained in the step 1, carrying out solid and liquid separation to obtain an extraction solution A and filter residue; 3, carrying out ethanol extraction on the filter residue obtained in the step 2, carrying out solid and liquid separation to obtain an extraction solution B and filter residue; 4, extracting the filter residue obtained the step 3 by using water, carrying out solid and liquid separation to obtain an extraction solution C; and 5, mixing the extraction solutions A, B and C obtained the step 2, 3 and 4, removing ethanol, concentrating, standing, and filtering to obtain filtrate to obtain the herba portulacae extract. The invention also discloses the herba portulacae extract solution and the preparation method thereof. A herba portulacae extract or extract solution can be used as an anti-stimulation and antianaphylaxis function component to be applied to cosmetics. The preparation method disclosed by the invention can be used for preparing the herba portulacae extract with higher effective component content, with high yield.
Owner:SHANGHAI HUIWEN BIO TECH

Novel water-covering water gorgeous paint and preparation thereof

The invention provides novel water in water multicolor paint and the preparation method, which belongs to the technical field of paint preparation. Dispersant, pigment, calcium carbonate, film forming additive, antifoaming agent, thickening agent, ammonia water and anti-corrosion agent are added into the dispersing pot, after being uniformly mixed and grinded, synthetic resin emulsion and antifoaming agent are added and mixed, then thickening agent is added, thus water dispersing phase is manufactured; water, dispersant, antifoaming agent, cellulose and anti-corrosion agent are added in a container, after being mixed uniformly, water soluble resin is added and mixed, thus protective glue is manufactured; organobentonite is added in warm water and mixed to colloid, aluminum sulfate and magnesium chloride is added and mixed, thus water dispersing medium is manufactured; the water dispersing medium is added into a blender, and the water dispersing phase and the protective glue are being added while being mixed, after being cut and stirred by a screen, the water in water multicolor paint with various colors mixed and surface of dispersed particle colloidized is obtained, the paint dispersing medium and the dispersing medium is apparently separated, the gloss is high, and the decorative effect and the stability are good.
Owner:窦俊英

Preparation method of thermoplastic polyurethane composite material

The invention discloses a preparation method of a thermoplastic polyurethane composite material, and belongs to the technical field of calendering products. The preparation method of the thermoplastic polyurethane composite material is characterized in that open milling and roller covering are carried out through an open mill on thermoplastic polyurethane particles after the thermoplastic polyurethane particles are dried and dewatered, the thermoplastic polyurethane particles are manufactured into blank blocks, and put into a planetary extruder, plastification and vacuum defoamation are carried out, then the hermoplastic polyurethane particles are put into a four-roll calender to become a film in a calendering mode, fabric and the thermoplastic polyurethane film are compounded, and at last the thermoplastic polyurethane composite material is obtained. The invention provides a lamination method of thermoplastic polyurethane and a fabric layer, open milling and plastification are carried out on the thermoplastic polyurethane, the thermoplastic polyurethane becomes the film after hot melting and calendering, then the film is directly compounded on the fabric, an ordinary machining method of the thermoplastic polyurethane is improved, and the specifications and styles of the thermoplastic polyurethane are enabled to be diversified.
Owner:仪征龙兴塑胶有限公司

Preparation method and application of moisture reaction type polyurethane hot-melt adhesive for composite floor

The invention disclose a preparation method and application of moisture reaction type polyurethane hot-melt adhesive for a composite floor and belongs to the technical field of macromolecule material preparation .According to the method, polyester polyol, diisocyanate and chain extender are adopted as basic raw materials, auxiliary agents such as accelerant, a flatting agent and a nucleating agent are combined, and a high temperature polymerization reaction is conducted, so that the moisture reaction type polyurethane hot-melt adhesive (PUR) is obtained .A product prepared through the method is the one-component moisture reaction type polyurethane hot-melt adhesive, no cross-linking agent is used for hardening, and instead, an NCO functional group with the resin molecular chain tail end reactive is adopted for reacting with moisture to achieve cross-linking .The solid content of the product is 100%, no solvent is contained, no solvent is used in the technological process, a baking channel does not need to be arranged, cost is lowered, and no safety or environmental protection problem exists .In addition, the polyurethane adhesive product produced through the method is high in cohesive energy, good in initial adhesion and excellent in heat resistance, weather resistance, hydrolysis resistance and aging resistance after being cured and can be widely applied to processing of building decorative materials.
Owner:高鼎精细化工(昆山)有限公司

One-component solvent-free polyurethane adhesive for photovoltaic module back panel compounding and preparation method of polyurethane adhesive

The invention discloses a one-component solvent-free polyurethane adhesive for photovoltaic module back panel compounding and a preparation method of the polyurethane adhesive and belongs to the technical field of photovoltaic module back panels. The method comprises the following steps: by using one or multiple polyhydric alcohols and taking one or multiple diisocyanates as basic raw materials, matching a catalyst, a flatting agent, an antioxidant, a light stabilizer and other additives, and performing high temperature polymerization, thereby obtaining the polyurethane prepolymer. The productdisclosed by the invention belongs to one-component solvent-free polyurethane adhesives. Curing is performed without using a cross-linking agent, but cross-linking is realized by reacting NCO functional groups with reactivity at the tail end of molecular chains of resins and moisture. The product has solid content of 100% and does not contain any solvent, no solvent is used in the process, a drying tunnel is not needed for reducing the cost, and the security and environmental protection problems are solved. Moreover, the solvent-free polyurethane adhesive product produced by the method disclosed by the invention has excellent adhesive force, excellent weather resistance, dual-85 aging resistance and PCT accelerated aging performance on PET (Polyethylene Terephthalate), EVA (Ethylene-VinylAcetate), PVDF (Polyvinylidene Fluoride) fluororesin films and the like.
Owner:高鼎精细化工(昆山)有限公司

Ceramic dumping environment-protection kiln

InactiveCN101875560ADischarge fullyStable furnace temperature uniformityDispersed particle separationFurnace temperatureExhaust pipe
The invention relates to a ceramic dumping environment-protection kiln which is characterized in that: the ceramic dumping environment-protection kiln is mainly composed of a dumping heating kiln (1) and a waste removal environment-protection furnace (3), the bottom part of the dumping heating kiln (1) is provided with a dumping heating kiln air inlet duct (13), the space of the inner part of the dumping heating kiln (1) communicated with the dumping heating kiln air inlet duct (13) is a dumping waste gas pumping chamber (12), the dumping waste gas pumping chamber (12) is communicated with a high-temperature catalyst chamber (31) in the waste removal environment-protection furnace (3) by a dumping waste gas collection channel (14) at the bottom part of the dumping heating kiln (1), a thermal catalyst element (30) is arranged in the high-temperature catalyst chamber (31), an exhaust port (32) communicated with the high-temperature catalyst chamber (31) is arranged at the upper part of the waste removal environment-protection furnace (3), and the exhaust port (32) is connected with a programmable jet flow blower (4) by an exhausts pipe (41). The ceramic dumping environment-protection kiln has the advantages of full and complete waste exhaust, stable furnace temperature uniformity, good dumping quality and thorough and high-efficiency catalytic reaction.
Owner:李锦桥

High-temperature energy-saving furnace

The invention discloses a high-temperature energy-saving furnace comprising an igniter arranged on a furnace base, an ignition oil inlet and a furnace pipe which is buckled on the furnace base and communicated with an oil delivery pipeline, wherein the furnace pipe comprises an outer pipe, a pipe base, fuel pipes, a three-way pipeline, an evaporation ball body and at least one inner pipe; the pipe base is fixedly arranged at the bottom of the outer pipe; the oil delivery pipeline is communicated with the outer pipe; the outer pipe and each inner pipe as well as the inner pipes are communicated through the fuel pipes, tapered in diameter and coaxially arranged; the three-way pipeline is respectively communicated with the inner pipes and an inner oil delivery cavity of the evaporation ball body at the bottoms of the inner pipes; the upper part of the evaporation ball body is provided with multiple oil spit holes. According to the furnace, liquid fuel is converted into gas fuel through cyclic gasification of the furnace pipe, the fuel molecular formula effect of the liquid fuel is changed, the use ratio of the gas fuel is increased by 30-40% when being compared with that of existing fuel, the pressure of the fuel is improved and then the combustion temperature is increased accordingly, no smoke, smell and carbon deposition residue exist in the combustion process, the full utilization of resources is realized, and the low-carbon, energy-saving and environment-friendly effects are realized.
Owner:康智文
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