3644 results about "Thickening agent" patented technology

The invention belongs to the technical field of architectural coating and particularly relates to an elastic thermal insulating coating. The elastic thermal insulating coating comprises the following components by weight percent: 40-50% of film forming agent, 10-20% of titanium dioxide, 4-10% of hollow glass bead, 5-7.5% of filler, 3-6% of dispersing agent, 1-3% of wetting agent, 1.6-4.0% of coalescing agent, 0.1-0.2% of cellulose, 0.1-0.5% of thickening agent, 0.2-0.5% of antifoaming agent and the balance of water. According to the technical scheme, all the materials are environment-friendly, and excellent thermal insulating effect and weather resistance are achieved due to the adoption of the hollow glass bead and rutile-type nanometer titanium dioxide. The hollow glass bead coating has a broad market space.

The invention belongs to the technical field of oil and gas field development, and particularly relates to a CO2 thickening agent for supercritical CO2 oil displacement and a preparation method of the CO2 thickening agent. The preparation method of the CO2 thickening agent for supercritical CO2 oil displacement comprises the following steps: (1) mixing a maleic anhydride compound and a styrene compound, dissolving in water, introducing inert gas, and heating; (2) slowly dropwise adding a mixed solution of a vinyl acetate compound and an initiator, and cooling after the reaction is finished; and (3) filtering, washing a solid phase by using an anhydrous alcohol substance, drying, and grinding to obtain a thickening agent product. The supercritical CO2 thickened by the thickening agent prepared by the invention can effectively slow down the viscous fingering phenomenon in the displacement process and improve the CO2 sweep efficiency, thereby improving the crude oil recovery rate.

The invention relates to the technical field of complex lithium-based lubricating grease, and discloses a wide-temperature high-extreme-pressure environment-friendly complex lithium-based lubricating grease composition which comprises the following components in percentage by mass: 80-90% of base oil, 10-15% of a thickening agent and 0-5% of an additive, the base oil is a mixture composed of IV-type base oil and polyalkyl cycloalkane, the compatibility between oil soap can be improved by adding the polyalkyl cycloalkane, and the stability of the composite lithium-based grease is improved; the thickening agent is composite lithium soap formed after saponification reaction of higher fatty acid, amino acid and lithium hydroxide, fatty dibasic acid commonly used in the prior art is replaced with the amino acid, and high extreme pressure anti-wear performance can be achieved by adding a very small amount or without adding a solid extreme pressure anti-wear agent or phosphorus, boron and other extreme pressure anti-wear agents; the additive is selected from one or more of a series of materials, and the series of materials comprise but are not limited to an extreme pressure anti-wear agent, an antioxidant and an anti-rust agent.

The invention discloses roe polypeptide essence water, which is prepared from a water phase component, an active component, an oil phase component, a stabilizer and a thickening agent, the water phase component is prepared from the following components in parts by mass: 60 to 150 parts of purified water, 3 to 7 parts of glycerol, 2 to 5 parts of propylene glycol, 1 to 2 parts of panthenol and 0.1 to 0.3 part of sodium hyaluronate; the oil phase component is prepared from the following components in parts by mass: 2 to 4 parts of squalane, 1 to 3 parts of jojoba oil and 0.5 to 2 parts of shea butter; the active components comprise the following components in parts by mass: 2 to 5 parts of roe extract, 0.5 to 2 parts of argireline, 0.1 to 0.5 part of oligopeptide-1, 1 to 3 parts of collagen, 0.5 to 2 parts of elastin and 2 to 5 parts of nicotinamide; 0.1 to 0.3 part of hydroxyethyl cellulose is adopted as the stabilizer; 0.2 to 0.5 part of carbomer is adopted as the thickening agent. The roe extract is rich in proteins, amino acids, fatty acids, vitamins and trace elements, and is helpful for nourishing the skin so as to provide the effects of nourishing, resisting aging, moisturizing, brightening the skin color and repairing the skin.

The invention relates to the technical field of microorganisms, in particular to a lactobacillus kefir-producing subsp. Kefir W182 and application thereof. The preservation number of the lactobacillus kefir-producing subspecies is CGMCC No.27058, the preservation time is April 11, 2023, and the lactobacillus kefir-producing subspecies can survive for a long time in intestinal tracts, has a strong adhesion characteristic, can produce exopolysaccharides at high yield, can be used for fermenting dairy products, fruit juice, fruit puree, soybean milk and the like, and can also be used for preparing leavening agents and natural thickening agents. Especially when applied to fermented milk products, the fermented milk products can have rich flavor and very good viscosity without adding any existing thickening agent and emulsifying agent, can remarkably reduce separation of whey, can be stored for a long time, and have wide application in the field of food.

The invention belongs to the technical field of water treatment, and discloses a green and environment-friendly pH-responsive corrosion inhibitor as well as a preparation method and application thereof. The corrosion inhibitor comprises the following raw materials in parts by mass: 25-30 parts of green tea polyphenol, 10-15 parts of graphene oxide nanosheets, 15-25 parts of pH response type polymer corrosion inhibition microcapsules, 5-10 parts of a beta-cyclodextrin / corrosion inhibition salt inclusion compound, 5-10 parts of an amino acid derivative polymer, 3-5 parts of a thickening agent, 180-450 parts of a solvent, and an antioxidant accounting for 0.01-0.05% of the total mass of the raw materials. And a pH regulator is added to regulate the pH of the corrosion inhibitor to 7-8. According to the corrosion inhibitor, plant extracts and non-toxic chemical substances are adopted as main components, the requirements of environment-friendly materials are met, and under the synergistic effect of all the components, the corrosion inhibitor can keep stable in a high-temperature, oxygen-containing and high-salinity environment, and anti-corrosion protection can be provided for a long time.

To provide an oil-in-water type pest insect repellent composition that delivers a pleasant sensation upon application to the skin, offers excellent stability during long-term storage, and sustainedly exhibits excellent repellency against pests, particularly flying pests.SOLUTION: The present invention relates to an oil-in-water type pest insect repellent composition that contains components (A) to (E). (A) 13-50 mass% of at least one non-volatile liquid oily component selected from silicone oils, ester oils, ether oils, hydrocarbon oils, aliphatic alcohols and polyhydric alcohols; (B) 0.5-35 mass% of hydrophilic inorganic particles which have a volume-based median particle diameter of 1-40 μm and include silica particles and / or silicate mineral particles; (C) 0.1-3 mass% of one or more selected from polyether-modified silicones, polyglycerin-modified silicones, branched polyglycerol-modified silicones, alkyl glyceryl ether-modified silicones and carboxyl-modified silicones, which are liquid at 25°C; (D) 0.05-3 mass% of a thickening agent; and (E) 30-86.35 mass% of water. The viscosity of component (A) at 23°C, as measured using a B type rotary viscometer, is 1-400 mPa s. The silicone oil for component (A) does not include component (C).SELECTED DRAWING: None

The invention relates to the technical field of coating preparation, and particularly discloses a multifunctional composite filler modified water-based coating and a preparation method thereof.The water-based coating is prepared from, by weight, 80-100 parts of modified core-shell acrylic acid dispersoid, 5-7 parts of multifunctional composite filler, 0.5-1 part of defoaming agent, 0.5-1 part of wetting agent, 2-5 parts of thickening agent, 1-2 parts of coalescing agent and 25-35 parts of deionized water. The water-based paint provided by the invention is modified by adding a proper amount of multifunctional composite filler, the performance is excellent, the stability is good, the components in the water-based paint have good compatibility by optimizing the preparation process conditions of the water-based paint, and the preparation method is simple to operate and suitable for industrial production.

The invention relates to the technical field of water-based ink, in particular to bio-based polyurethane water-based ink and a preparation process thereof. The preparation method specifically comprises the following steps: S1, adopting ring-opening epoxidized soybean oil and modified epoxidized soybean oil as chain extenders, and carrying out chain extension reaction on the chain extenders and a polyurethane prepolymer to prepare waterborne polyurethane; s2, performing viscosity reduction treatment on starch, then grafting with 3-amino-5 carboxyl-N-methyl benzamide, and finally mixing with ring-opening epoxidized soybean oil for modification to prepare modified starch; s3, mixing the waterborne polyurethane, the modified starch, the waterborne pigment, the thickening agent, the flatting agent, the defoaming agent and the deionized water according to the proportion, emulsifying and defoaming to obtain the bio-based polyurethane waterborne ink. The bio-based polyurethane water-based ink has excellent thermal stability, adhesive capacity and printing quality, is green and environment-friendly, and shows remarkable practicability.

The invention provides a W1 / OG / W2 type multiple emulsion based on a micro-fluidic chip and a preparation method, and belongs to the technical field of multiple emulsions. The intermediate phase of the multi-emulsion is separated by the oil gel phase OG, so that the exchange of internal and external two-phase substances is thoroughly prevented, the reaction of the internal and external two-phase substances is avoided, the substance compatibility is enhanced, and meanwhile, the aqueous phase thickener is added into the hydrogel phase W2, so that the viscosity of the hydrogel phase W2 is increased, the aggregation of liquid drops is delayed, and the stability of the emulsion is improved. According to the method, the active encapsulant can be encapsulated in the microdroplet to form a protective layer, so that the contact with air and the external environment is reduced, the encapsulant in the water-in-oil phase W1 / O is effectively prevented from being oxidized, the stability and the slow-release effect of the encapsulant are improved, and the storage life is prolonged. The multi-emulsion has wide applicability and can be widely applied to the fields of food, medicines, health care products and the like.

The invention belongs to the technical field of dairy product processing, particularly relates to high-calcium milk containing colostrum basic protein, and further discloses a preparation method of the high-calcium milk. According to the high-calcium milk containing colostrum basic protein, milk serves as a main raw material, and milk mineral salt, a stabilizer, a thickening agent, nutrients, vitamin D, the colostrum basic protein and other raw material components are added. According to the high-calcium milk containing the colostrum basic protein, due to the proportion of the colostrum basic protein and the vitamin D, the nutritional value of the milk is effectively improved, calcium conversion and absorption can be promoted, calcium absorption by bones can be promoted, and the immunity of a human body is effectively improved.

The invention discloses a children sunscreen mousse composition and a preparation method thereof.The children sunscreen mousse composition comprises agent materials and a propellant, the agent materials comprise an A-phase substance, a B-phase substance, a C-phase substance, a D-phase substance and an E-phase substance, the A-phase substance comprises a first solvent, a chelating agent, a thickening agent, p-hydroxyacetophenone and a humectant, and the thickening agent comprises xanthan gum; the B-phase substance comprises grease, a first sun-screening agent, a sun-screening synergist, an emulsifier, an antioxidant and a film-forming agent; the emulsifying agent is prepared from potassium cetyl phosphate and polyglycerol-10 laurate; the C-phase substance comprises a second solvent and a second sun-screening agent, and the second sun-screening agent comprises at least one of p-xylylene dichorsulfonic acid and methylene bis-benzotriazolyl tetramethyl butyl phenol; the D-phase substance comprises a preservative, a skin protecting agent and a filling agent; and the E-phase substance comprises a pH regulator and a third solvent. The sunscreen mousse composition for children has better mildness, sunscreen effect and stability, and also can provide a soft and dense mousse texture.

The utility model discloses disinfection gel ingredient mixing equipment, which belongs to the technical field of material mixing equipment, and comprises a tank body and a pre-dispersion mechanism, the pre-dispersion mechanism comprises a hopper, an outer pipe, an inner pipe, an upper dispersion disc and a lower dispersion disc; the outer diameter of the upper dispersing disc is smaller than that of the lower dispersing disc and larger than the inner diameter of the outer pipe, and a flow dividing hole is formed in the middle of the upper dispersing disc. According to the disinfection gel ingredient mixing equipment provided by the utility model, the dispersing and mixing opportunity of a thickening agent and water is increased, so that the proportion of the thickening agent infiltrated by the water is greatly improved, and the dispersing efficiency and the dispersing effect of the thickening agent are improved.

The invention discloses high-scratch-resistance water-based double-component matte solid color finish paint which comprises a component I and a component II, and the component I is prepared from the following raw materials in percentage by weight: 50-60% of matrix resin, 0.1-1% of a defoaming agent, 1-5% of a coalescing agent, 0.1-0.5% of a wetting dispersant, 1-5% of a delustering agent, 0.1-1% of a thickening agent, 20-40% of color paste, 0.1-0.5% of a mildew preventive and the balance of water, the component II at least comprises a curing agent. The combination of the water-based matte polyurethane emulsion and the water-based hydroxyl acrylic acid dispersion is adopted as matrix resin, and a prepared paint film has low glossiness, is high in drying speed on the surface of woodware, good in adhesive force with the woodware and excellent in scratch resistance and has self-extinction performance.

The invention discloses an inorganic modified super-long salt-spray-resistant water-based paint and a preparation method thereof, and relates to the technical field of water-based industrial paints. The inorganic modified super-long salt-spray-resistant water-based paint at least comprises the following raw materials in parts by mass: 60-70 parts of water-based acrylic resin, 0.1-0.5 part of a bactericide, 0.2-0.4 part of a wetting agent, 0.5-1 part of a dispersing agent, 0.1-0.3 part of a defoaming agent, 0.5-1 part of a pH regulator, 8-12 parts of nano silicon dioxide coated polymerized calcium phosphate, 0.5-2 parts of modified zinc phosphate, 8-10 parts of silk mica powder, 2-4 parts of a coalescing agent and 10-20 parts of water. And 0.5 to 1 part of a polyurethane thickening agent. The inorganic modified super-long salt-fog-resistant water-based paint prepared by the invention has super-long salt fog resistance, high base material adhesion and low ion dissolution amount, and the hardness and water resistance of a coating are also improved.

The present discloses a mussel biomimetic heat-resistant and salt-tolerant thickener and a preparation method therefor, a gel fracturing fluid and a preparation method and use thereof.

The invention discloses a lignin modified waterborne polyurethane peelable coating and a preparation method thereof. The peelable coating is obtained by sequentially reacting and mixing waterborne epoxy ester modified carbon dioxide-based polyurethane, functionalized lignin / silicon dioxide filler, color paste, a defoaming agent, an anti-sticking agent, a thickening agent and deionized water. According to the lignin-modified waterborne polyurethane strippable coating prepared by the preparation method disclosed by the invention, the matrix resin and the filler are subjected to relatively comprehensive molecular structure modification, and a cross-linked structure of a coating is obviously changed, so that on one hand, epoxy ester and carbon dioxide-based polyol are introduced, and the cross-linked density of a prepared coating film is obviously improved; on the other hand, the introduction of the functionalized lignin / silicon dioxide improves the outdoor aging resistance and corrosion resistance of the coating, and the strippable performance of a paint film exposed outdoors for two years is still very excellent.

The present invention relates to an oil-in-water type pest insect repellent composition that contains components (A) to (E). (A) 13-50 mass% of at least one type of non-volatile liquid oily component selected from among silicone oils, ester oils, ether oils, hydrocarbon oils, aliphatic alcohols and polyhydric alcohols; (B) 0.5-35 mass% of hydrophilic inorganic particles which have a volume-based median particle diameter of 1-40 µm and include silica particles and / or silicate mineral particles; (C) 0.1-3 mass% of one or more selected from among polyether-modified silicones, polyglycerin-modified silicones, branched polyglycerol-modified silicones, alkyl glyceryl ether-modified silicones and carboxyl-modified silicones, which are liquid at 25°C; (D) 0.05-3 mass% of a thickening agent; and (E) 30-86.35 mass% of water. The viscosity of component (A) at 23°C, as measured using a B type rotary viscometer, is 1-400 mPa·s. The silicone oil for component (A) does not include component (C).

The invention relates to the technical field of high polymer materials, and provides a radiation refrigeration coating and a preparation method thereof.The radiation refrigeration coating is prepared from, by weight, 5-20 parts of heat reflection filler, 5-20 parts of heat radiation filler, 5-20 parts of common filler, 0.1-0.5 part of a thickening agent, 10-25 parts of aerogel paste, 0.25-0.75 part of a water repellent agent, 0.2-0.5 part of a defoaming agent, 0.3-1.5 parts of a dispersing agent, 0.1-0.3 part of a pH value regulator and 0.3-1 part of a sterilizing, anti-corrosion and anti-mildew agent, 0.1-0.5 part of a wetting agent, 25-40 parts of an acrylic emulsion, 1-2 parts of an anti-freezing agent, 2-4 parts of a coalescing agent and 15-30 parts of water; the functional coating with both high reflection and radiation refrigeration, provided by the invention, is remarkable in reflective insulation / radiation refrigeration effect, non-toxic, odorless, pollution-free and convenient to construct, and is an ideal decorative material.

The invention belongs to the technical field of cosmetics, and particularly relates to an emulsifier-free face cream and a preparation method thereof. The face cream provided by the invention is mainly prepared from the following components in parts by weight: 50 to 67 parts of water, 10 to 40 parts of grease, 5 to 25 parts of a humectant, 0.2 to 0.7 part of a thickening agent, 0.5 part of a preservative and 0.1 to 0.4 part of a pH (Potential of Hydrogen) regulator. According to the face cream provided by the invention, the system stability can be kept without adding an emulsifier, the requirement on the compatibility of the used grease is low, the high stability of the system can be kept only by adjusting the melting point of the oil phase, and the grease proportion of the system can reach 40%. The system is extremely low in irritation, more friendly to sensitive skin, capable of rapidly dissolving water in use, free of sticky feeling after being smeared and capable of providing strong moistening feeling after being absorbed. Compared with a traditional emulsification system, the preparation process has a relatively wide requirement on a homogenizing temperature range, and the temperature is kept above the melting point of an oil phase during homogenizing dispersion.

An anti-oil and anti-acne shower gel, comprising the following raw material components in percentage by weight: 10-18% of a surfactant, 0.3-1% of a thickening agent, 0.5-2% of sodium chloride, 0.05-0.2% of a pH regulator, 0.1-0.6% of azelaic acid, 0.1-0.5% of caprylylglycine, 0.1-0.6% of a plant acaricide, 0.2-2% of a radix sophorae flavescentis extract, 0.01-0.1% of an Epilobium fleischeri extract, 0.1-0.5% of a saccharide isomeride mixture, 0.1-0.5% of sodium ascorbyl phosphate, 0.5-1.5% of a Tremella extract, 0.01-0.2% of a gentian extract, 0.3-0.7% of a preservative, and the balance of water.

A composition, and uses and methods of using the composition, said composition comprising: (a) at least 0.1 wt. % of a retinoid component selected from retinol, retinal, retinoic acid or combinations thereof; (b) one or more water-soluble antioxidant; (c) one or more oil-soluble antioxidant; (d) from 0.1 to 3 wt. % of a thickener component comprising polyacrylic acid, polyacrylate, polyacrylamide, polysaccharide or combinations thereof; and (e) from 4 to 20 wt. % of an emollient component comprising a benzoic acid ester, a silicone oil, a triglyceride or a combination thereof.

The invention provides an antifouling self-cleaning fluorocarbon finish paint as well as a preparation method and application thereof, and particularly relates to the technical field of special coatings. The antifouling self-cleaning fluorocarbon finish paint is composed of a component A and a component B in a ratio of (80-87): 16, the component A is prepared from the following components in parts by weight: 560 to 580 parts of fluorocarbon resin, 30 to 35 parts of a first solvent, 20 to 40 parts of a second solvent, 180 to 220 parts of titanium dioxide, 90 to 110 parts of filler, 11 to 20 parts of a light stabilizer, 3 to 5 parts of a thickening agent and 13 to 28 parts of an auxiliary agent; the component B comprises the following components in parts by weight: 20-22 parts of fluorocarbon resin, 4-5 parts of a chain extender, 15-20 parts of a diamine curing agent, 15-20 parts of a polyamine curing agent and 25-35 parts of a second solvent. According to the finishing paint, on the basis of enhancing the self-cleaning capability, the weather resistance of a coating is improved, and the aging and damage of the coating are delayed, so that the service life of the coating is prolonged.

The invention discloses a dispersing agent for water-based nano pigment color paste, and relates to the technical field of water-based paint preparation, the dispersing agent comprises 50-150 parts of a polyether modified polyol compound, 30-80 parts of modified polyacrylate, 10-50 parts of a nonionic surfactant, 5-30 parts of a thickener, 700-850 parts of an environment-friendly solvent and 5-20 parts of a surface modifier; the invention further discloses a preparation method of the dispersing agent for the water-based nano pigment color paste. The preparation method comprises the following steps: preparing materials; adding the polyether modified polyol compound into the stirring container; adding modified polyacrylate into the polyether modified polyol compound solution; a nonionic surfactant is added; adding a thickening agent from a natural plant source; adding an environment-friendly solvent; and adding a surface modifier. The dispersing agent disclosed by the invention not only can effectively disperse pigment particles and prevent agglomeration of the pigment, but also can maintain good flowability and proper viscosity of the pigment and ensure high stability of color paste.

The invention discloses a nano two-dimensional sheet modified flexible wear-resistant fluorocarbon coating as well as preparation and application thereof. The nano two-dimensional sheet modified flexible wear-resistant fluorocarbon coating comprises paint and an isocyanate curing agent in a mass ratio of (7-10): 1, the paint vehicle comprises the following components in parts by mass: 15-25 parts of an organic solvent, 30-40 parts of fluorocarbon resin, 5-10 parts of castor oil polyol, 1-3 parts of a dispersing agent, 0.5-1 part of a defoaming agent, 20-30 parts of titanium dioxide, 10-20 parts of barium sulfate, 0.1-1 part of a nano two-dimensional sheet, 0.5-2 parts of a thickening agent and 0.1-1 part of a flatting agent; according to the invention, after the castor oil polyol is added into the fluorocarbon resin for mixing and dissolving, in the curing process, hydroxyl of the castor oil polyol can be cured with isocyanate to form a film, and a polyurethane-fluorocarbon interpenetrating polymer network is formed, so that the flexibility of the fluorocarbon coating is improved; meanwhile, the flexibility and wear resistance of a coating film can be improved by adding the nano two-dimensional sheet into the paint vehicle, and the nano two-dimensional sheet modified flexible wear-resistant fluorocarbon coating disclosed by the invention is good in wear resistance and flexibility.

The invention belongs to the field of high polymer materials, and particularly discloses a novel method for synthesizing a high-viscosity salt-tolerant sodium polyacrylate thickener and preparation of a three-in-one thickener, and the novel method comprises the following steps: weighing a certain amount of acrylic acid without a polymerization inhibitor, adding a certain amount of pure water, neutralizing with a NaOH solution with a certain concentration, slowly dropwise adding into the NaOH solution, and reacting at the temperature of 50-60 DEG C for 2-3 hours to obtain the high-viscosity salt-tolerant sodium polyacrylate thickener. The preparation method comprises the following steps: adding sodium acrylate into a sodium acrylate solution, keeping the temperature to be less than 40 DEG C, preparing a sodium acrylate neutralization solution with the neutralization degree of 80% and the solid content of 20-45%, and polymerizing under ultraviolet irradiation by using sodium sulfite (Na2SO3) and utilizing a UV photocuring technology, thereby obtaining the high-viscosity salt-tolerant sodium polyacrylate thickener. On the basis, the three-in-one thickening agent with high viscosity, salt resistance and moisturizing functions is further prepared, and wider application of the sodium polyacrylate thickening agent is developed.

The invention provides a skin care composition containing a liquid crystal structure and a preparation method thereof, and the composition comprises the following components by mass: 0.3-0.5% of a main emulsifier; 0.35%-2.5% of a co-emulsifier; 0.4%-3.5% of grease; 0.1%-0.5% of a water phase thickening agent; 4-11% of a humectant; and the balance of water. The liquid crystal structure in the composition has good stability, after a 30-day / 50-DEG C stability test, the retention rate of the liquid crystal structure is 80% or above, the liquidity is good, and when the composition is used as mask liquid, mask cloth can be rapidly and fully soaked in the mask liquid during coating or filling. Compared with a skin care composition without a liquid crystal structure, the water retention capacity of the skin is obviously improved after the composition is used, and meanwhile, a good soothing effect is achieved.

A cleaning composition, related cleaning products, and a use of the composition in reduction of skin or eye irritation, oil control, deodorization and other aspects. The present invention takes N-long-chain acyl amino acid and alkaline amino acid / inorganic base as main surfactants without containing a thickening agent, ethoxylate, a fatty acid salt, and a moisturizer, is mild and non-irritating, and can be used for bath cream, shampoo, facial cleansing mousse, a makeup remover, an oral cavity washing product, a shaving product, a hand sanitizer, a cleaning lotion or a multifunctional cleaning product.

It is provided a personal care product comprising two subproducts: a first subproduct which is a freeze-dried solid composition comprising a thickening agent and an humectant; and a second subproduct which is a dried solid film comprising a thickening agent and an humectant; wherein the second subproduct is adapted to contain the first product, thereby acting as a first enveloping element covering the first product, wherein the first product and the second product are adapted to be separately manipulated as two independent products, and each provide a different or equal personal care function by being water-soluble. The personal care product is suitable for cosmetic, oral care, dermatological and pharmaceutical use. Said product can further comprise a second enveloping element comprising a synthetic polymeric film and on the inner part a thickening agent. Furthermore, the present invention is directed to a method to prepare said product.

The invention relates to the technical field of thickeners, in particular to a temperature-resistant and salt-resistant thickener for fracturing and a preparation method thereof, the temperature-resistant and salt-resistant thickener for fracturing comprises the following raw materials: an acrylamide hydrophilic monomer, a sodium acrylate hydrophilic monomer, a salt-resistant monomer, an association monomer and a functional monomer, the preparation method comprises the following steps: mixing and dissolving a required amount of acrylamide hydrophilic monomer, sodium acrylate hydrophilic monomer, salt-resistant monomer, associated monomer and functional monomer in water to obtain a mixed solution, adjusting the pH value of the mixed solution, refrigerating the mixed solution, adding a required amount of low-temperature composite initiator, and carrying out a polymerization reaction to obtain a colloidal product, and cutting, sieving and drying the colloid product to obtain the product. The temperature-resistant and salt-resistant thickening agent has the advantages that the temperature-resistant and salt-resistant performance of the temperature-resistant and salt-resistant thickening agent for fracturing can be greatly improved by the aid of triple effects of'intrinsic strengthening, association promotion and electrostatic holding ';