146 results about "Bleach" patented technology

The invention discloses SGNH family esterase SH2 screened in a Tibetan hot spring environment and application of the SGNH family esterase SH2, and belongs to the technical field of gene engineering. According to the invention, a new SGNH family esterase gene is screened from a Tibetan hot spring environment, and recombinant expression is realized in escherichia coli. The recombinant esterase prepared by the invention has the characteristics of thermal stability, salt resistance, organic solvent resistance and the like, can be safely applied to tooth whitening or skin exfoliating products, avoids damage of traditional chemical bleaching agents to enamel, and has important application value in the fields of daily chemicals, medicines, food processing and the like.

The invention provides a method for preparing nanocellulose by using a phellinus igniarius substrate as a raw material, and belongs to the technical field of green biomass refinement, the method comprises the following steps: crushing and sieving the phellinus igniarius substrate, repeatedly washing with deionized water, and filtering to obtain phellinus igniarius substrate filter residues; bleaching the phellinus igniarius substrate filter residues with alkali liquor and bleaching liquor at the same time to obtain cellulose; the method comprises the following steps: carrying out enzymolysis on cellulose by utilizing an enzymolysis method, and carrying out centrifugal separation, acid flocculation, centrifugal washing and freeze drying to obtain the nano cellulose. The hydrogen peroxide is used for bleaching the cellulose, so that pigments can be effectively removed, the damage to the cellulose is smaller than that of other bleaching agents, and no chemical substance harmful to the cellulose is left after bleaching. By changing the enzymolysis conditions and the centrifugal rotating speed, three different supernates can be separated, and different nano-crystalline cellulose can be extracted from the supernates to meet the requirements of different applications. And resource utilization of the phellinus igniarius substrate is realized, and waste is turned into wealth.

The invention provides high-whiteness and low-isoflavone-content soybean protein isolate for infant food, and belongs to the technical field of infant complementary food. Comprising the following components in percentage by mass: 92.5%-6% of soybean protein isolate, 6.0% of maltodextrin, 0.8% of sodium carboxymethyl cellulose, 0.1% of sucralose and 0.6% of ethyl vanillin, the risk of residual chemical bleaching agents (hydrogen peroxide and sodium hypochlorite) is avoided, the content of isoflavone is reduced to be less than or equal to 10mg / kg, the hidden danger of endocrine interference is reduced, the damage of high temperature and strong acid / alkali to a protein structure is reduced, and the quality of the protein is improved. The energy consumption is reduced through low-temperature sterilization and vacuum freezing dehydration, the whiteness is greater than or equal to 85%, the sensory requirements are met, the protein content is greater than or equal to 90%, the purity is high, and the protein is suitable for being used as a high-quality protein source of infant food; the green solvent and physical / biological decoloration reduce chemical pollution, and the process is more environment-friendly.

The application discloses a bleaching agent and a preparation method and application thereof, and relates to the technical field of bleaching agents. In one aspect, the bleaching agent comprises A component and B component, and the mass ratio between the A component and the B component is 1-2:1-3; the A component comprises the following raw material components in weight percentage: 45-60 parts of sodium ferrate, and 5-10 parts of active ceramic particles; the B component comprises the following raw material components in weight percentage: 20-30 parts of peroxo-benzoic acid, 25-40 parts of dimethyl sulfoxide, and 50-75 parts of water. In another aspect, the application further provides a preparation method and application of the bleaching agent. The bleaching agent provided by the application has the advantages of good stability, less residual amount, and safety and environmental protection.

The present invention pertains to a multi-part cosmetic composition which has both a physical property providing good adhesion for preventing dripping during mixing at the time of use and during application to keratin tissues such as skin and hair, and a physical property providing ease of spreading after application.　The present invention provides a multi-part cosmetic composition which comprises a plurality of constituent preparations including a preparation I and a preparation II, wherein the preparations I and II each comprise a component (A) that is an ionic surfactant, a component (B) that is a cationic polymer, a component (C) that is a higher alcohol, and a component (D) that is a nonionic surfactant and have different viscosities at least at 30°C, and all of the constituent preparations are mixed together upon use. The viscosity ratio (preparation II / preparation I) of the viscosity of the preparation II at 30°C to the viscosity of the preparation I at 30°C is 3 or more, and the ratio of the shear viscosity a of a mixture prepared by mixing all of the constituent preparations together at a shear rate of 0.0037 S-1 to the shear viscosity b of the mixture at a shear rate of 139 S-1, i.e., (shear viscosity a / shear viscosity b), is 5000 or more when the shear rate is changed from 0.001 S-1 to 1000 S-1 and the shear viscosities are measured with a rheometer at 25°C.

1. Name of the design product: color bleaching clothes beads. 2. Use of the design product: for white clothes to remove yellow, color clothes to bleach, remove dirt and increase brightness. 3. Design points of the design product: in shape. 4. Picture or photo that best indicates the design points: perspective drawing.

The present invention relates to a skin cleansing composition, in particular a skin cleansing composition that provides improved antimicrobial benefits. The skin cleansing composition comprises an N-acyl (R-C = O) substituted diamine wherein R is an alkyl group of 1 to 8, preferably 1 to 4 linear or branched carbon atoms; and wherein the pH of the composition is in the range of from 4 to 11; and the composition is substantially free of bleaching agents.

The present invention relates to a bleach-free laundry sanitizer composition comprising at least one microcapsule composition comprising a polymer encapsulating a benefit agent, wherein the benefit agent is encapsulated in core-shell microcapsules comprising a core and a shell surrounding the core.

The reaction of sodium hypochlorite with sodium bromide is slow, and commonly only part of the bromide is converted to hypobromite. Methods to accelerate the reaction by adding a regulated amount of acid to a solution comprising bleach and bromide are provided, whereby the yield of hypobromite can be increased. The amount of acid added can be predetermined based on the content of a base in the bleach, and acid can be added to neutralize the base. The amount of acid added can be based on a measured parameter of the reaction that is indicative of reaction kinetics. For example, the amount of acid can be actively controlled by measuring pH, absorbance of visible or near Ultraviolet light, or temperature of the reacting solution and adjusting acid.

The present invention relates to the use of carboxymethylated polylysine as a dispersant and / or chelating agent. The present invention also relates to a detergent composition and a peroxy bleach composition comprising carboxymethylated polylysine. The present invention further relates to a method for formulating a detergent composition or a peroxy bleach composition with carboxymethylated polylysine.

The present invention relates to a solid bleaching agent content and a cleaning agent composition. There is a need for a stabilized solid bleaching agent that does not blister, has good solubility in water, and does not produce residues. The present invention provides a stabilized solid bleaching agent-containing substance in which a coating layer is formed, the coating layer contains at least one selected from the group consisting of an alkali metal salt of an aromatic carboxylic acid, an alkali metal salt of a non-cyclic dicarboxylic acid, an alkali metal salt of a non-cyclic monocarboxylic acid having 1-7 carbon atoms, and mixtures thereof.

A laundry-whitening product, including a container, including an opening to allow access into the container, and a dispensing seal to selectively seal the opening of the container; and a plurality of bleach sheets stored within the container, the plurality of bleach sheets including a whitening agent dispersed throughout and contained within each of the plurality of bleach sheets in a predetermined amount.

The present invention relates to an agent for oxidative hair dyeing or bleaching which is gentle on hair, and an oxidative hair dyeing or bleaching method which is gentle on hair and in which keratin fibers are protected from oxidative effects.

The problem to be solved is to provide a hair dye and a hair bleach that have a high hair repair effect. The solution of the problem is a hair dye or bleach containing glucono-δ-lactone, ammonia, and an ammonium salt of an acid.

To provide a multi-agent type cosmetic composition having both physical properties of exhibiting good adhesiveness to prevent dripping when mixed in use or when applied to keratin tissues such as skin and hair, and physical properties of exhibiting spreadability after application.SOLUTION: A multi-agent type cosmetic composition comprising a plurality of constituent agents including the following components (A) an ionic surfactant, component (B) a cationic polymer, component (C) a higher alcohol, and component (D) a nonionic surfactant, wherein the composition comprises agents I and II having different viscosities at least at 30°C, and the viscosity ratio (agent II / agent I) of the viscosity of agent II at 30°C to the viscosity of agent I at 30°C is 3 or more, and a ratio (shear viscosity a / shear viscosity b) of a shear viscosity a at a shear rate of 0.00037 s-1 to a shear viscosity b at a shear rate of 139S-1, which is measured by a rheometer at 25 °C. when the shear rate is changed from 0.0001 s-1 to 10000s-1, is 5000 or more.

Adding acid to a solution containing bleach and soluble bromide salt accelerates the reaction producing sodium hypobromite which has a pronounced yellow color. The amount of acid needed to provide complete reaction can be controlled by measuring light absorbed by the solution. Add acid until Absorbance stops increasing, indicating complete conversion of NaBr to NaOBr. The amount of acid added can also be controlled by measuring pH before and after adding NaBr to diluted bleach. When enough acid has been added to fully neutralize sodium hydroxide in the bleach and provide nearly 100% conversion, the difference between the two pH values becomes positive and continuous to increase, whereby acid feed can be controlled to make pH change equal to or greater than a predetermined positive value.

To enhance the storage stability of a bleaching composition for hard surfaces.SOLUTION: A bleaching composition for hard surfaces comprises: component (A) a hypochlorite; component (B) an acrylic polymer; component (C) an alkali agent; component (D) at least one selected from an aromatic sulfonic acid compound having at least one selected from a methyl group and a methoxy group on a benzene ring and a salt thereof; and component (E) a dye, wherein the mass ratio of the content of the (E) component to the content of the (D) component, represented as (E) / (D), is 0.001 or more and less than 0.025.SELECTED DRAWING: None

The invention relates to the technical field of tunnel type washing machines, and discloses a tunnel type washing machine capable of efficiently cleaning a cabin, the tunnel type washing machine comprises the cabin, a sliding groove is formed in the inner top surface of the cabin, a linear driving assembly is installed in the sliding groove, a cleaning assembly used for cleaning the inner side wall of the cabin is fixedly installed at the moving end of the linear driving assembly, and the cleaning assembly comprises a moving ring, an inserting ring and a rotating cylinder; a brush is installed on the side wall of the rotary drum, a plurality of water spraying holes are formed in the brush, a scraper is elastically installed on the side wall of the outer side of the rotary drum, and through cooperation of the linear driving assembly and the rotary driving assembly, the cleaning assembly achieves linear and rotary composite motion, and a spiral cleaning path is formed; a three-stage cleaning system is constructed by combining inclined scraping of the brush, synchronous flushing of the water spraying holes and stubborn stain stripping of the elastic scraper, dirt, stains and biological membranes on the inner wall of the cabin can be more comprehensively and deeply removed through the multi-dimensional cleaning mode, and the requirements for chemical agents such as high-concentration caustic alkali and a chlorine bleaching agent are reduced.

The invention relates to a preparation method for simultaneously observing and counting glandular hairs, non-glandular hairs and stomata of mugwort leaves, and can effectively solve the problem that the distribution of glandular hairs, non-glandular hairs and stomata on the lower surface of mugwort leaves cannot be simultaneously observed. The technical solution is as follows: firstly, fresh mugwort leaves are taken, small pieces of leaves are cut from leaves with a knife, the leaves are placed in methanol for immersion and fixation, the leaves are rinsed with distilled water and then transferred to a sodium hypochlorite solution for bleaching until colorless, the leaves are rinsed with distilled water and then transferred to a tissue transparent agent for transparency, the materials are taken out and dyed with a safranin solution, the slides are sealed with water, and then observed with an optical microscope, the non-glandular hair handles and glandular hairs are dyed red, the distribution of glandular hairs, non-glandular hairs and stomata on the lower surface can be clearly observed and the counting is completed. The method of the invention has the characteristics of simple operation, low cost, small workload, high success rate and clear observation, and has low technical requirements for operators, and is an innovation in the preparation method.

Composition for cleansing and / or removing makeup from keratinous materials. The present invention relates to a composition, in particular for cleansing and / or removing makeup from keratinous materials, comprising: a) at least one amphoteric surfactant, b) at least one acrylate copolymer, and c) an amount of 0.3% by weight or more of at least one bleaching agent, relative to the total weight of the composition, wherein the composition has a pH value of 7 or higher. Figure for the abstract: none

The present invention provides colored particles having improved color stability. The colored particles comprise: (a) a colored core comprising a colorant, and (b) a salt coating covering the core, the salt coating constituting 1%-50% w / w of the particle and comprising at least 60% w / w of a salt (sodium sulfate) having a constant relative humidity of at least 60% at 20 DEG C, and the salt coating forming a continuous layer with little or no voids. A solid detergent composition is provided comprising a surfactant, a builder and the colored particles, preferably further comprising a bleaching system component.

This invention belongs to the field of red oak processing technology, and specifically relates to a processing method for removing red pigment from red oak, comprising the following steps: (I) Weighing 20-35 parts by weight of aminoethanol, 15-25 parts by weight of sodium bicarbonate, 8-15 parts by weight of hydrogen peroxide, 4-8 parts by weight of ammonia, 3-6 parts by weight of tannin, and purified distilled water, and mixing them evenly to obtain a stock solution; (II) Adding the stock solution obtained in step (I) and purified water to a mixing tank in a 1:2 ratio, controlling the temperature inside the mixing tank at 15-30°C, and stirring for 25 minutes to obtain a red pigment removal agent. This invention removes the red pigment from red oak while preserving the original wood texture to the greatest extent, resulting in a more natural and authentic finished product. It solves the problem that traditional bleaching agents easily damage the texture of red oak, destroy the lignin in the wood, and cause the wood to become brittle and deteriorate.

A bleaching composition A for keratin fibers, preferably human keratin fibers, more preferably for human hair, comprising a) one or more magnesium carbonate minerals according to general structure Mgx(CO3)y-(OH)2-zH2O, wherein x represents an integer in the range of 1 to 6, preferably x is an integer in the range of 1 to 5, y is an integer in the range of 1 to 4, and z is an integer in the range of 0 to 6, preferably the z in an integer in the range of 1 to 5, more preferably z is an integer in the range of 3 to 4, b) one or more clay mineral(s), c) one or more oxidizing agent(s), preferably one or more persalt(s) and / or peroxy salt(s),wherein the weight ratio of compound(s) according to group a) to compound(s) according to group b) is in the range of 0.75 to 1.25, and wherein the total concentration of water is less than 10% by weight, preferably less than 5% by weight, more preferably less than 1% by weight, still more preferably less than 0.5% by weight, calculated to the total weight of the composition, more preferably composition A is anhydrous.

A composition for the oxidative color change of keratinous fibers, comprising – based on its total weight – (a) one or more per compounds from the group consisting of sodium percarbonate, potassium percarbonate, sodium perborate and potassium perborate in a total amount of 0.5 to 14.0 wt.%, and (b) one or more persulfates from the group consisting of ammonium persulfate, potassium persulfate and sodium persulfate in a total amount of 5.0 to 60.0 wt.%, and (c) less than 10.0 wt.% water, characterized in that it contains 3.0 to 12.0 wt.% sodium percarbonate, and contains 7.0 to 16.0 wt.% ammonium persulfate, and contains 20.0 to 45.0 wt.% potassium persulfate, and contains 1.0 to 6.0 wt.% sodium persulfate.

The invention belongs to the technical field of oral care, and particularly discloses whitening toothpaste and a preparation method thereof. The whitening toothpaste comprises the following components in percentage by mass: a transparent matrix component, a whitening active component and an auxiliary component. The transparent matrix comprises hydrated silica, sorbitol, cellulose gum and xanthan gum; the whitening active component comprises an optical modifier, an active decolorizing agent and an endogenous inhibitor. Through the synergistic effect of the optical modification component and the bioactive component, exogenous stain decomposition and endogenous pigment inhibition are realized while the high light transmittance of the cream is maintained, the use of peroxide bleaching agents is avoided, and the whitening cream has the advantages of being good in whitening effect, transparent and stable in cream body, small in damage to enamel, safe and comfortable to use and the like.

The present invention relates to bleach-free laundry disinfectant compositions comprising at least one microcapsule composition comprising a polymer encapsulating a benefit agent, wherein the benefit agent is encapsulated in a core-shell microcapsule comprising a core and a shell surrounding the core.

This invention discloses the SGNH family esterase SH2 screened from the hot spring environment of Tibet and its applications, belonging to the field of genetic engineering technology. This invention screened a novel SGNH family esterase gene from the hot spring environment of Tibet and achieved recombinant expression in *E. coli*. The recombinant esterase prepared by this invention is thermally stable, salt-resistant, and resistant to organic solvents, and can be safely used in teeth whitening or skin exfoliation products, avoiding damage to tooth enamel caused by traditional chemical bleaching agents. It has significant application value in the fields of daily chemicals, pharmaceuticals, and food processing.

The utility model discloses space dyeing water-saving equipment for silk production and processing, which comprises a base, a treatment mechanism for treating dyeing wastewater is arranged on the other side of the top of the base, the treatment mechanism comprises two symmetrical rotating rods rotationally connected to two ends of the inner wall of a treatment box, a plurality of mounting shafts are fixed on the outer walls of the two rotating rods, and the mounting shafts are connected with the base. A plurality of stirring blades are fixed to the outer walls of the multiple mounting shafts, a storage box is fixed to the top of one end of the treatment box, a bleaching agent is added into the storage box, the bottom of the storage box is connected with a communicated discharging pipe, a second control valve is arranged in the discharging pipe, and the other end of the discharging pipe is connected and communicated with the interior of the treatment box; and two synchronous wheels are arranged at the bottom of one end of the treatment box. According to the dye wastewater treatment device, the wastewater is fully treated, so that the effects of recycling the dye wastewater and saving water resources are realized, the expenditure of enterprises on the water resources is reduced, the cost is saved, and the requirement on fresh water is further reduced.

1. The name of the design product: the feeding area of the detergent box. 2. The use of the design product: the whole and the part claimed to be protected are used for automatically feeding the washing liquid, softener, disinfectant, bleaching agent and washing powder for washing machine and other equipment. 3. The design points of the design product: the shape claimed to be protected. 4. The picture or photo that best shows the design points: the perspective view. 5. Other circumstances that need to be explained: the part indicated by the dashed line in the design is not claimed to be protected.