3911results about How to "Increase viscosity" patented technology

The present invention relates to formulations of 3-(6-(1-(2,2-difluorobenzo[d][1,3]dioxol-5-yl)cyclopropanecarboxamido)-3-methylpyridin-2-yl)benzoic acid, pharmaceutical packs or kits thereof, and methods of treatment therewith.

The present invention discloses an attapulgite medicine health-care bath mud powder. Its composition contains the following components: attapulgite clay, active attapulgite clay, Chinese angelica root, salvia root, licorice, mint, lonicera flower, carthamus flower, wild chrysanthemum flower and others. Said health-care bath mud powder contains lots of Chinese medicine components, several minerals, rich trace elements and organic substances. Said invention also provides its preparation method.

An antibacterial fluid may be applied to a tubular medical cannula for access to a patient. The fluid comprises a typically metabolizable antibacterial formulation having a viscosity preferably greater than 150,000 cp. The cannula may then be inserted into the patient with an increased lubricity for a reduction of pain, while at the same time, unlike silicones, preferred materials do not readily accumulate in the patient. The fluid may be placed on the skin. The tubular medical cannula may be a rigid, hollow needle, sharp or blunt, a spike, or a flexible catheter. Also, the viscous antibacterial fluid may be used to lock a catheter or other cannula while implanted in the patient, for storage purposes. The formulation is typically an alcohol plus a viscosity increasing agent and optionally a surfactant, a clotting agent, and / or EDTA.

The invention discloses a temperature resistant salt tolerant high efficiency gel and a preparation method and application thereof. The preparation method is characterized in that the preparation method comprises the following steps: preparing a comb-shaped associated copolymer PAH containing macromonomers and functional hydrophobic monomers into an aqueous solution having the concentration of 0.1 to 4g / L, the crosslinking agent concentration of 0.01 to 1.0g / L, the surfactant concentration of 0.01 to 8mmol / L and the sodium sulfite thermal stabilizer concentration of 0.005 to 1.0g / L; adding the aqueous solution into a mixing container with a stirring device; stirring the aqueous solution evenly at the room temperature; regulating the pH value of the solution to be equal to between 4 and 11, and obtaining a temperature resistant salt tolerant high efficiency gel polymer solution system used for tertiary oil recovery and scavenge, displacement modification, profile modification or water shutoff. The polymer solution system has micro-crosslinking to form the gel during the flowage inside the oil reservoir. The gel has good elasticity, not easy dehydration, stable gelling performance, and excellent tackification, temperature resistance, salt tolerance, shearing resistance and ageing resistance.

The invention discloses a lightweight high-performance foam concrete, which is composed of the following components in parts by weight: 50 to 60 parts of cement, 20 to 35 parts of mineral slag, 15 to 20 parts of fly ash, 5 to 10 parts of gypsum, 60 to 80 parts of fine aggregate, 2.7 to 7.3 parts of additive, 0.1 to 0.2 part of fiber, 32 to 45 parts of water, and 5 to 25 parts of foam. The invention also discloses a preparation method of the foam concrete. The foam concrete has the advantages of small volume-weight, high strength, low water absorption, and small contraction rate, and has the waterproof and anti-cracking functions at the same time.

The invention provides a drying device for drying sludge by using flue gas. The invention relates to an environment-friendly treatment device, in particular to a drying device for dynamically drying wet sludge by using high-temperature (120-200 DEG C) flue gas. The drying device comprises a flue gas conveying pipeline and a sludge conveying device. The drying device is characterized by comprising a cylinder body, a hollow shaft, a material conveying spiral and a gas inlet duct communicated with the flue gas conveying pipeline. Aiming at the problems, the invention provides the drying device for online drying wet sludge by using flue gas so as to greatly improve treatment efficiency and reduce environmental pollution.

The invention provides a preparation method for plant enzymes. According to the method, a plurality of plants, vegetables and fruits, seeds, herbal medicines, mushrooms and alga are used as raw materials, natural extraction of plant enzymes is carried out to obtain liquid containing plant active components, and a liquid stock solution of plant enzymes is obtained after fermentation and maturation of the liquid containing plant active components; the obtained liquid stock solution of plant enzymes contains a multienzyme ferment, a protein decomposition enzyme, a fat decomposition enzyme, a starch decomposition enzyme, proanthocyanidin, a plurality of natural vitamins, mineral matters, amino acids, trace elements, etc. The obtained liquid stock solution of plant enzymes is prepared into plant enzyme oral liquid, plant enzyme solid powder or plant enzyme capsules. The preparation method provided in the invention has the following advantages: preparation conditions in the method are simulation of natural generation conditions of enzymes, so preparation theory is scientific; preparation equipment is simple, applicable to large scale production; obtained plant enzymes never contain artificial pigments, synthetic fragrances or antiseptics, and are pure natural. The plant enzymes can be extensively used in health products or cosmetic and make-up products.

Multiple shape forming regions R1 each extending in a longitudinal direction of an absorbent article are formed in a top sheet in a cross direction. In each of the shape forming regions R1, a waveform including a top area T, a bottom area B, and a wall area between the top area T and the bottom area B is continuously formed in the longitudinal direction. The fiber density of the top sheet in the wall area W is set lower than the fiber density of the top sheet in the top area T or the bottom area B.

A method for improving the lubricating properties of a isomerized distillate base oil having a kinematic viscosity at 100 degrees C. between about 2.5 cSt and about 8 cSt, the method comprising blending with said isomerized distillate base oil a sufficient amount of a pour point depressing base oil blending component to reduce the pour point of the resulting base oil blend at least 3 degrees C. below the pour point of the distillate base oil wherein the pour point depressing base oil blending component is an isomerized petroleum derived base oil containing material having a boiling range above about 1050 degrees F.; also lubricating base oil blends prepared according to the process; and the pour point depressing base oil blending component.

There is a method for enhancing the recovery of oil from a reservoir. The method has the step of a) introducing a flooding fluid into the reservoir and b) extracting the oil through a wellbore at a location different than the point of introduction of the flooding fluid into the reservoir. The flooding fluid has water and an amount of one or more non-polymeric viscoelastic surfactants sufficient to provide an interfacial surface tension of about 1 mNm or less and a viscosity of about 10 cps or more. The one or more surfactants is selected from the group of one or more cationic surfactants, one or more zwitterionic surfactants, one or more amphoteric surfactants, one or more anionic surfactants, and combinations thereof.

The invention relates to an all-in-one water-borne inorganic-organic hybrid architectural coating and a preparation method thereof, wherein the all-in-one water-borne inorganic-organic hybrid architectural coating is prepared by taking a compounded product of a water-borne inorganic film-forming matter and an organic polymer emulsion as a base material through the steps of adding various pigments / fillers and auxiliaries into the base material, then carrying out beating, grinding and paint mixing on the obtained mixture. In the invention, through a Si-O-Si polymer net structure which can be formed by compounding alkali metal silicates and small-particle-size silica sols in the process of film forming, the early water resistance of a paint film is greatly increased, and the eventual hardness, scraping resistance and stain resistance of the paint film are greatly increased; and through adding the organic polymer emulsion, the film-forming performance of the coating can be improved, and the defects that the traditional two-component inorganic coating is easy to crack, bad in decorative properties, poor in storage stability, and the like are overcome. The coating prepared by using the method disclosed by the invention has various functions of environmental friendliness, non-toxicity, thermal insulation, ultra scrubbing resistance, abrasion resistance, yellowing resistance, ageing resistance, fouling resistance, good air permeability, sound insulation, and the like.

The invention discloses a lightweight aggregate foam concrete which is composed of the following materials in parts by weight: 100-300 parts of cement, 1-150 parts of admixture, 60-250 parts of water, 1-10 parts of additive and 1-11 parts of foaming agent, as well as a lightweight material by a dosage accounting for 5%-60% of the total volume. The admixture comprising PC32.5 cement, coal ash and the like is produced from industrial waste materials such as coal ash, slag powder and clinker, so that discharge and bulk deposition of the industrial waste materials are effectively reduced and the environmental pollution is greatly reduced; therefore, good environmental protection benefit and social benefit are achieved. More importantly, expensive sulfoaluminate cement is replaced by low-cost materials, so that the cost of producing the lightweight aggregate foam concrete is greatly reduced; the performance effect of the product is extremely obvious and the physical properties of the cement is greatly improved; as a result, the outside erosion resisting capability of the concrete is effectively improved.

The present invention relates to a water-in-oil-in-water multiple emulsion system and a method for preparation thereof, characterized by hydrodynamically stabilizing the multiple emulsion system by using hydrodynamic dual stabilization (HDS) technology. The HDS technology hydrophobizes water molecules in the internal aqueous phase by using a hydrogen bonding inhibitor and by improving the aggregating force between water molecules in the internal aqueous phase by using a water molecule aggregating agent.

The invention belongs to the technical field of high polymer materials, in particular to a thiolated hyaluronic acid conjugate modified by cysteamine, a preparation method and an application thereof. The method comprises the steps of adding 1-ethyl-3-(3-dimethylamino propyl)-carbodiimide (EDAC) and N-hydroxysuccinimide (NHS) in the hyaluronic acid solution to activate the carboxyl of the hyaluronic acid solution, adding cysteamine hydrochloride to make the amino of cysteamine hydrochloride and the carboxyl of hyaluronic acid to form amido link, regulating the proportions of each material and reaction conditions to obtain the thiolated hyaluronic acid conjugates with different sulfhdryl contents. The invention widens the application range of the thiolated reaction. The adhesive properties of the mucosa and the biocompatibility of the conjugate are good. The invention has strong in-situ gel property and supplies good bio-adhesive materials for non-injected preparations, tissue engineering and the like.

The invention provides a preparation method of annular phosphonate or annular organic phosphate flame retardant. The steps are that (1) trimethylolpropane and trimethyl phosphate or triethyl phosphate are taken as the material, and react to synthesize into midbody under the condition of catalyzer; (2) phosphonate or organic phosphate is added into the midbody and is heated, and then the product of annular phosphonate or annular organic phosphate flame retardant can be obtained. The phosphite ester is selected from trimethyl phosphate and triethyl phosphate. The phosphonate is selected from dimethyl-phosphine and diethyl ethyl phosphine. The organic phosphate is selected from trimethyl phosphate, triethyl phosphate, phosphate propyl, tributyl phosphate and tricresyl aromatic ester. The invention overcomes the shortcomings of the prior art, the new preparation method of annular phosphonate or annular organic phosphate flame retardant is environment-friendly, solution is not needed, and the operation is simple. The termination product has excellent color and luster, low acid value and excellent viscosity; and does not need additional decoloration.

The present invention is one kind of thick oil demulsifier and its preparation process, and belongs to the field of petrochemical technology. The present invention features that phenol-amine resin as the initial material is block polymerized with epoxy propane ad epoxy ethane under the action of catalyst to obtain stereo netted macromolecular polyether as the thick oil demulsifier. The polyether as the thick oil demulsifier may be further chain expanded for even high demulsifying effect. The thick oil demulsifier can reach the oil-water interface fast to lower the elasticity and viscosity of the interface film, speed the aggregation of liquid drops and demulsify effectively. The thick oil demulsifier has simple preparation process, is suitable for industrial production, and may be used in the efficient dewatering of oil field produced liquid with different water contents.

The invention relates to a method for enhancing levels of polyunsaturated fatty acid levels in thraustochytrid fungi, using media supplemented with polyvinyl pyrrolidone (PVP) to increase viscosity and which comprises: (a) providing a thraustochytrid fungus strain NIO-TH 21, corresponding to the species Ulkenia radiata Gaertner, being the culture with Accession No. AB22115 of the National Institute of Bioscience and Human-Technology, Japan; (b) inoculating the above said strain in a culture medium; (c) growing the culture for 2 days at a temperature ranging from 25 to 30° C.; (d) obtaining the cultures for use as innoculum using the above said medium to inoculate a medium with different concentrations of polyvinyl pyrrolidone (PVP); (e) growing the culture separately for 2 to 5 days at a temperature ranging from 25 to 30° C.; and (f) harvesting the cells from the above culture by centrifugation and extracting the enhanced amounts of docosahexaenoic acid (DHA) and eicosapentaenoic acids (EPA).

The invention discloses a bi-component quick haemostatic gel and an application thereof. The gel is composed of natural aldehyde polysaccharide solution in mass concentration of 1-20% and amino modified natural biomacromolecule solution in mass concentration of 1-20% at volume ratio of 1:(0.1-1). According to the invention, the stickiness of the gel can be increased and the gelling time can be reduced in the manner of increasing the aldehyde content in the natural polysaccharide and the concentration of the natural aldehyde polysaccharide solution; the gelling time can be reduced in the manner of increasing the grafting volume of amino group in the amino modified natural biomacromolecule solution and the concentration of the amino modified natural biomacromolecule solution. According to the invention, the modified biomacromolecule and the natural biomacromolecule are adopted, so that the biological safety is high; the use method is simple; the bi-component quick haemostatic gel can be applied to the medical haemostatic field and can form the gel for stopping bleeding within 10-600 seconds.

Compounds of Formula I: whereinR, R1 and R2 are each independently hydrogen or linear or branched C1 to C10 alkyl, or linear or branched C1 to C10 alkoxy;R3 is selected from the group consisting of COCH3, CO2R7, CONH2, CON(R8)2, CN, COX(CH2)n-N—(R4)(R5)(R6), and the quaternized salt form of the formula COX(CH2)n-N—(R4)(R5)(R6)+Y−;X is O or NH;n is an integer of 1 to 5;Y is an anion;R4, R5 and R6 are independently linear or branched C1 to C30 alkyl; andR7 and R8 are independently hydrogen or linear or branched C1-C30 alkyl.Sunscreen formulations containing compounds of Formula I, and methods for protecting hair, skin and substrates such as polymers, textiles, fabrics, leathers and paints using the compounds herein.

The invention discloses a moon cake. The moon cake comprises a moon cake cladding and a moon cake filling, wherein the moon cake cladding comprises the following raw materials: 40 to 70 percent of wheat flour, 20 to 45 percent of sugar alcohol, 2 to 8 percent of L-arabinose, 5 to 20 percent of animal and vegetable oil or hydrogenated animal and vegetable oil and 0.2 to 2 percent of alkaline water. The technical problems of soft cladding and poor plasticity caused by the low viscosity of a sugar-free moon cake which takes maltitol solution as a cladding in the prior art are solved. Therefore, the moon cake has the characteristics of easily-shaped cladding, high plasticity and stable texture in baking process.

The invention discloses a dust inhibitor, which comprises the following raw material in percentage by weight: 0.6 to 0.8 percent of plant seed colloid, 0.1 to 0.3 percent of modified cellulose, 0.05 to 0.09 percent of dispersant and the balance of water. The dust inhibitor can be prepared at normal temperature in a common mixing equipment from mixed aqueous solution of plant seed colloid, modified cellulose, crosslinking agent, dispersant and reinforcing agent; and after being prepared, the dust inhibitor can be sprayed onto the surface of coal in carriages to allow the coal to form a layer of cured film on the surface, the viscosity of the film is high, the wind corrosion rate of the film is low, so that the dust pollution along railways in railway transportation of the coal and the dust loss of the coal are avoided. Besides, dust inhibition in railway coal transportation, the dust inhibitor can be used for dust inhibition on roads in mining areas, urban roads, constructions sites, stations, ports and the like so that the dust inhibitor can be used almost without being limited by fields, and the dust inhibitor can be widely used.

The present invention provides methods and compositions for sealing subterranean zones containing oil to prevent the uncontrolled flow of fluids into or from the zones. The compositions basically comprise water, a phosphonic acid ester, a multivalent metal ion releasing compound and an organophilic clay.

The invention discloses an enamel glaze which belongs to the technical field of ceramic materials, and the enamel glaze comprises a colored glaze basic glaze, an enamel glaze basic glaze and coloring pigments. The invention further discloses a preparation process of the enamel glaze and an application of the enamel glaze. The preparation process can improve the firing temperature of the enamel colored glaze, expand the firing range of the glaze, improve the viscosity of the enamel colored glaze and ensure that coloring metal oxides can not be diffused or the color can not be dimmed due to the flowing of the glaze by optimizing the formula of the enamel colored glaze, adopting an appropriate amount of zinc oxide for replacing heavy metal flux materials, such as lead oxide and the like, integrating the applicable color development performances of a variety of coloring materials and introducing a rare earth compound of yttrium oxide. The preparation process can further ensure that the coloring metal oxides in the enamel glaze can not be oxidized by oxygen or water vapor in the air through the way of underglaze color, thereby further ensuring that a product can not change the color or fade forever, closing heavy metals contained in the coloring oxides for avoiding solventing-out and solving the problem of heavy metal pollution.

The invention discloses a viscosity-reducing oil displacement agent for heavy oil reservoirs, wherein the components comprise, by weight, 20-60% of an emulsifier, 1-5% of an ester-based compound, 0.2-2% of a wetting agent, and the balance of water. The invention further discloses a viscosity-reducing oil displacement agent-polymer system for heavy oil reservoirs, wherein the viscosity-reducing oil displacement agent-polymer system comprises 0.1-1% of the oil displacement agent, 0.05-0.3% of a polymer and the balance of water, and the polymer is polyacrylamide with a molecular weight of 8000000-20000000. According to the present invention, the viscosity-reducing oil displacement agent and the viscosity-reducing oil displacement agent-polymer system can provide good effects of viscosity reducing and emulsifying for heavy oil, can substantially reduce the viscous force of heavy oil in rock pores, can provide good profile control and water blocking effect, can effectively improve oil displacement efficiency, can improve heavy oil recovery, and are suitable for heavy oil reservoirs with a stratum viscosity of more than 200 mPa.s.

The invention discloses a water-based mortar modifier, its preparation method and application. The modifier comprises the following preparation raw materials by mass: 10-20% of polyether polycarboxylic acid water reducing agent, 0.1-10% of air entraining components, 1-20% of coagulation retarding components, 0.1-2% of water retention components and 60-85% of water. The polyether polycarboxylic acid water reducing agent is prepared by the method of: dissolving an enol polyether macromonomer, acrylic acid, and maleic anhydride in water, conducting heating to raise the temperature to 60-70DEG C, then adding a persulfate water solution dropwisely, carrying out heat preservation under 60-65DEG C for 2-4h, then performing cooling to a temperature of 45DEG C, and adjusting the pH value of the system to 7-8, thus obtaining the polyether polycarboxylic acid water reducing agent. The modifier provided in the invention can form a protective film on a cement particle surface, and at the same time can produce uniform and tiny bubbles, as well as reduce the friction between the particles in the system, thus effectively improving the workability and plasticity of the mortar system. Furthermore, the mortar modifier provided in the invention is a water-based multifunctional building mortar modifier, and is convenient to use. Doping of the modifier can significantly improve the workability and vicidity of mortar, and can maintain the properties effectively for 8-16 hours.

The invention discloses a preparation method of hollow fiber in coaxial electrostatic spinning. The method includes a first step of selecting synthetic macromolecule and enabling the synthetic macromolecule to be solved in solution and stirred until the synthetic macromolecule is completely solved according to prepared final fiber, and a second step of using the solution obtained in the first step as outer pipe spinning liquid which is injected into an outer pipe of a coaxial spinning nozzle, ventilating air into an inner pipe and conducting the coaxial electrostatic spinning under the condition of room temperature. The prepared fiber is in an obvious hollow structure and can be applied to the medical field of drug carriers, artificial dialysis and the like. The preparation method of the hollow fiber in the coaxial electrostatic spinning has the advantages of being simple and convenient to operate, temperate in reaction condition, low in cost, and capable of being completed just by one step without need of using inner layer materials and subsequent processing, greatly saving time and material cost, meanwhile avoiding influences of the remained inner layer materials on the hollow fiber and having good application prospect.

The invention provides an Internet aided design (iAD), and aims to provide an auxiliary design tool for indoor designers and design fans. The iAD adopts an MVC (Model View Controller) architecture, and is realized by the interactive embedding development of App (Application) and Unity and uses a function manager to uniformly manage function modules, wherein the function modules comprise a decoration design module, a decoration budget module, a construction drawing design module, a client management module and an iAD service module; the decoration design module provides two modes of on-line decoration and off-line decoration; and the construction drawing design module is used for designers to realize wall surface, ground and top surface design, vertical face design, layout design, waterway design, circuit design and construction technology design. The iAD provides a full-course auxiliary means for the quick design, the effect representation, the sharing and the communication of indoor decoration, and constructs a zero-distance interaction space between the designers and users.

The present invention relates to a frozen confection product comprising natural bean extract as acidifying agent. The present invention also relates to a method of producing a frozen confection product by adding natural bean extracts to an ingredient mix and then homogenize, pasteurize, and freeze the mix. Preferably the method uses a standard freezing step followed by low temperature freezing.

The invention discloses a self-cementing leaking stoppage agent and a leaking stoppage method. The self-cementing leaking stoppage agent is prepared from the following ingredients in percentage by mass: 25 to 35 percent of acrylamide monomers, 0.1 to 0.5 percent of cross-linking agents, 0.2 to 0.5 percent of sodium carbonate, 20 to 25 percent of bentonite, 2 to 5 percent of high-molecular polymers, 3 to 5 percent of pre-cross-linking gel particles, 30 to 35 percent of fine-mesh calcium carbonate, 5 to 8 percent of fiber and 0.1 to 0.5 percent of initiators; the raw materials are uniformly mixed, and the self-cementing leaking stoppage agent is obtained. The self-cementing leaking stoppage agent has the advantages that the formation temperature is used, so that a polymerization reaction is taken among molecules; a rubber plug with certain water absorption expansion performance and compressive strength is formed, so that a leakage layer is blocked.