789results about "Detergent solvents" patented technology

To provide: a cleaning fluid having improved removability of stains due to organic impurities: and a cleaning method using the cleaning fluid.SOLUTION: Provided is a cleaning fluid, comprising a solvent and a metal remover. The cleaning fluid includes two or more kinds of solvents, the distance (HSP distance) between the Hansen solubility parameter of the cleaning fluid and the Hansen solubility parameter of dimethylacetamide is 1.0 or less, and the total content of organic matter selected from the group consisting of organic acid polymers, organic acid esters, and ketone bodies is 0.1×10-9 pts.mass or more to 105×10-6 pts.mass or less relative to 100 pts.mass in total of the solvent and the metal remover.SELECTED DRAWING: None

The invention discloses a dispergator of a polyurethane structural adhesive as well as a preparation method and application of the dispergator. The dispergator comprises a polar organic solvent, an alcohol additive, a basic catalyst, an ionic liquid and a surfactant. The dispergator is suitable for removing a bonding interface of a thermosetting polyurethane structural adhesive in a power battery module, the dispergation process is mild and safe, and swelling, fracture and interface release of the structural adhesive can be realized in a range from normal temperature to 55 DEG C. Compared with a traditional high-corrosion and high-energy-consumption dispergation means, the dispergation agent has the advantages of being high in degumming efficiency, little in residual gum, free of base material corrosion and the like, is suitable for the environment-friendly recycling and reusing scene of the retired lithium battery, and has good engineering practicability and popularization value.

To provide: a cleaning fluid having improved removability of stains due to impurities: and a cleaning method using the cleaning fluid.SOLUTION: Provided is a cleaning fluid, comprising a solvent and a metal remover. The cleaning fluid includes two or more kinds of solvents, the distance (HSP distance) between the Hansen solubility parameter of the cleaning fluid and the Hansen solubility parameter of dimethylacetamide is 1.0 or less, and the content of metal impurities is 0.1×10-9 pts.mass or more to 102×10-6 pts.mass or less relative to 100 pts.mass in total of the solvent and the metal remover.SELECTED DRAWING: None

The present invention addresses the problem of providing a processing liquid for a semiconductor device, said processing liquid having excellent corrosion resistance with respect to a metal-containing layer, excellent removability of an object to be removed, and excellent solubility in a post-processing liquid. The present invention also addresses the problem of providing a method for processing a substrate using the processing liquid. This processing liquid for a semiconductor device contains water, a remover, and a copolymer, the copolymer having a first repeating unit having at least one group selected from the group consisting of a primary amino group, a secondary amino group, a tertiary amino group, and a quaternary ammonium cation, and a second repeating unit different from the first repeating unit.

A process for removing water from a functional ingredient composition containing 10% by weight or more of water, which process does not require the input of thermal energy. 【Solution means】The amount of water in the resulting dehydrated product is 33% or less of the starting amount of water in the functional ingredient, and the method results in a dehydrated product having a weight loss of 2% or less based on the total weight of the starting components.

The subject invention provides microbe-based products, as well as their use to improve oil production and oil transmission and refining by, for example, remediating the disposable layers in oil tanks and other oil storage units. The subject invention can be used to remediate a sludge layer and / or other dissolved solid layers that form in oil storage tanks. Advantageously, the subject invention can decrease the cost of mechanical remediation of disposable layers, and aid in the recovery of more pure hydrocarbons from crude fluids.

The present invention employs a cleaning liquid containing a solvent and a metal remover. In the cleaning liquid, two or more solvents are included, the distance (HSP distance) between the Hansen solubility parameter of the cleaning liquid and the Hansen solubility parameter of dimethylacetamide is 1.0 or less, and the total content of an organic substance selected from the group consisting of organic acid multimers, organic acid esters, and ketone bodies is 0.1 × 10-9 parts by mass or more and 105 × 10-6 parts by mass or less with respect to 100 parts by mass of the total of the solvent and the metal remover. This cleaning liquid improves removal of organic impurities.

The invention discloses a microemulsion cleaning agent capable of rapidly and efficiently removing radioactive dirt, and belongs to the technical field of special decontaminants. The microemulsion cleaning agent for rapidly and efficiently removing radioactive dirt comprises the following components in percentage by mass: 15 to 20 percent of surfactant, 10 to 15 percent of oxidant, 10 to 15 percent of green chelating agent, 1 to 1.5 percent of assistant, 20 to 50 percent of oil, 0.001 to 0.5 percent of defoaming agent, 0.01 to 7 percent of corrosion inhibitor and the balance of water. The product obtained by the invention integrates oxidation, chelation and solvation, can effectively remove reduced dirt, quickly and efficiently capture and wrap nuclide ions, and is firmly combined to quickly and effectively remove radioactive dirt.

The invention relates to a liquid detergent composition comprising a first surfactant selected from fatty alcohol ether sulfates, a second surfactant selected from betaines, optionally at least one solvent selected from ethanol, propanol, isopropanol, ethylene glycol, butyl glycol, propylene glycol, polypropylene glycol, alcoholamine, monoethanolamine, glycerol and mixtures thereof, wherein the salt concentration in the composition is about 0.2 to about 10 wt.-% and wherein the salt is selected from the group consisting of sodium salts such as sodium chloride, sodium sulfate, sodium formate, sodium acetate or sodium propionate, potassium salts such as potassium chloride, potassium sulfate, potassium formate, potassium acetate or potassium propionate, magnesium salts such as magnesium chloride, magnesium sulfate, magnesium formate, magnesium acetate or magnesium propionate, and calcium salts such as calcium chloride, calcium sulfate, calcium formate, calcium acetate or calcium propionate, and mixtures thereof, and wherein the composition is a concentrate that can be diluted with water while maintaining or increasing the viscosity.The present invention further relates to the use of such a cleaning composition for cleaning hard surfaces, in particular dishes, and to a process for preparing a cleaning composition, the process comprising diluting the concentrated liquid cleaning composition with water.

A vehicle hard surface cleaning composition is provided that includes a surfactant present from 0.1 to 8.0 total weight percent, a hydrotrope present from 0.1 to 3.0 total weight percent, a wetting agent present from 0.1 to 5.0 total weight percent, a protectant present from 0.01 to 17 total weight percent, and a diluent making up a remainder of the composition. A method of cleaning a vehicle hard surface include applying the composition thereto and washing the composition therefrom to leave a residue of graphene or graphene oxide.

The invention provides a powerful heavy oil stain cleaning agent and a preparation method thereof, and belongs to the technical field of cleaning agents. The cleaning agent is prepared from the following components in percentage by mass: 70 to 90 percent of water, 0.2 to 1.0 percent of tetrasodium glutamate diacetate, 0.2 to 1.0 percent of coconut alkyl quaternary amine ethoxylate, 1.0 to 3.0 percent of C9-11 fatty alcohol-polyoxyethylene ether, 1.0 to 5.0 percent of fatty ether nonionic surfactant, 1.0 to 8.0 percent of polyol solvent, 1.0 to 5.0 percent of monoethanolamine, 0.5 to 2.0 percent of sodium hydroxide and 0.1 to 0.3 percent of essence. The powerful heavy oil stain cleaning agent is good in cleaning effect, small in damage to cleaned objects and good in environmental protection performance.

Novel cleaning compositions and methods for providing cleaning to industrial equipment.

The invention relates to the use of a wetting composition comprising (a) from 20 to less than 50 wt % of one or more C10 to C14 alcohol, (b) 25 to 70 wt % of a surfactant selected from a non-ionic, cationic, anionic and amphoteric surfactant, and (c) from 5 to 50 wt % of a polar component comprising at least one selected from (i) water, and (ii) up to 25 wt % of a water-miscible C1-C3 organic solvent in lowering the surface tension of non-aqueous liquids, to methods for using the wetting composition, and products and non-aqueous compositions containing the wetting composition.

A cleaning system and a method of cleaning are provided. The cleaning system comprises a liquid comprising 4-50 wt % glyceride wherein the glyceride is the condensation reaction product of at least 1.10 moles of a mixture of acids to no more than 2.1 moles of the mixture of acids per mole of glycerin. The mixture of acids comprises at least 0.275 to no more than 0.990 moles of a first acid comprising a branched acid with 16-20 aliphatic carbons; at least 0.250 to no more than 0.810 moles of a second acid comprising an alkyl acid with 9-11 carbons and at least 0.250 to no more than 0.810 moles of a third acid comprising an alkyl acid with 7-9 carbons. The third acid has a lower molecular weight than the second acid. The cleaning system also has 6-45 wt % surfactant, optionally up to 90 wt % cleaning agent and up to 90 wt % solvent. The liquid has a BYV of at least 50 dyn / cm2.

Laundry additive compositions that include a metal sequestration agent and that may be characterized by an acidic pH. Related methods of treating a fabric, for example with a wash liquor and a rinse liquor, with such compositions and / or agents. Uses of such laundry additive compositions.

To obtain a substrate cleaning composition capable of cleaning a substrate and removing particles.SOLUTION: A substrate cleaning composition comprises an insoluble or hardly soluble solute (A). The insoluble or hardly soluble solute (A) is a monomer of (A-1) and / or a polymer of (A-1). The insoluble or hardly soluble solute (A) has a pKa of 9.5 to 4, or the insoluble or hardly soluble solute (A) has a pKb of 9.5 to 4, and / or (A-1) contains 2 to 4 polar groups. The polar group is selected from at least one of the group consisting of -OH, -COOH, -NO2, -NH2, and -NH-.SELECTED DRAWING: Figure 1

The invention relates to the technical field of dirt cleaning agents, in particular to a complex dirt removing and preventing chelating cleaning agent for an oil field pipeline oil well and a preparation process thereof, and the cleaning agent comprises an organic chelating agent, a dispersing agent, a polymer activator, a mutual solvent, 1%-5% of a corrosion inhibitor and 50%-83% of deionized water. The target cleaning agent is obtained by quantitatively weighing all the effective components, compounding all the components step by step, adding deionized water into all the effective components, and uniformly mixing, so that various complex scales such as barium and strontium scales generated by oil field pipelines, oil wells and the like can be solved; and the cleaning agent has good cleaning and anti-scaling effects on barium and strontium scales and other complex scales. The efficient polymer activator and the neutral corrosion inhibitor added in the invention can effectively inhibit the formation of calcium strontium barium sulfur salt, carbonate scale and iron oxide precipitate in the oilfield water injection system, effectively reduce the corrosion rate and prolong the service life of equipment.

The present disclosure provides a detergent composition comprising about 10 to about 25 wt % water, about 20 to about 40 wt % of at least one surfactant, and about 30 to about 60 wt % of a non-aqueous solvent comprising glycerin and a non-reducing sugar, wherein the water activity is less than 0.8, and the detergent composition has a pH of about 8 to 11. The detergent composition can further comprise additional components, such as an acid, a base, an enzyme, an anti-redeposition agent, a performance polymer, a defoamer, a chelating agent, a chlorine scavenger, an optical brightener, a corrosion inhibitor, and any combination thereof. The detergent composition comprises surfactants with improved mildness and self sustaining solvents with reduced allergic components.

The invention belongs to the technical field of silicon material cleaning, and particularly relates to a silicon material cleaning agent and a preparation method and application thereof. The silicon material cleaning agent provided by the invention comprises the following components in parts by mass: 50-60 parts of water; 15 to 30 parts of an acidic etching solution; 10 to 20 parts of a first chelating agent; 10 to 20 parts of a second chelating agent; 0.5 to 5 parts of a surfactant; 5 to 15 parts of a builder; wherein the first chelating agent is selected from at least one of 1-hydroxyethylidene-1, 1-diphosphonic acid or ethylenediaminetetraacetic acid; the second chelating agent is selected from at least one of citric acid, gluconic acid, tartaric acid, malic acid, sodium citrate, sodium gluconate, potassium pyrophosphate and sodium pyrophosphate. The silicon material cleaning agent is used for silicon material cleaning, various metal ions can be cleaned at a time, the silicon material cleaning efficiency is improved, and the industrial cost is effectively reduced.

A method for manufacturing a detergent portion unit including a dimensionally stable gel. A mixture of a detergent and a gelling agent is provided and fed to a shaping device, such that the mixture is at least partially solidified in the shaping device and a solid gel strand is discharged. The strand is transported using a transport device and the solid gel strand is cut to length using an ultrasonic blade to form the solid gel unit.

A detergent composition useful for laundry applications in both unit dose form and non-unit dose form is provided. The detergent composition includes a primary amine source of a fermented amino acid including a reducing sugar and a Maillard reaction inhibiting enzyme that inhibits the reducing sugar from reacting with the primary amine source. The detergent composition which includes the enzyme does not undergo yellowing and thus has an increased shelf-life compared to an equivalent laundry detergent composition that lacks such an enzyme.

To provide an excellent concentrated neutral liquid detergent composition which is excellent in a detergent property, a foaming property, and a hand roughness prevention property although having reduced LAS and a reduced surfactant amount and which can maintain viscosity even when diluted with water 6-fold or more.SOLUTION: A concentrated neutral liquid detergent composition contains: an anion surfactant as a component (A); a fatty acid alkanolamide as a component (B); an ampholytic surfactant as a component (C); alkyl polyglucoside as a component (D); and water as a component (E). The component (A) contains alpha olefin sulfonate. The total amount of the component (A), the component (B), the component (C), and the component (D) is 20 mass% or more and 50 mass% or less. The proportion of the alpha olefin sulfonate in the component (A) is 20 mass% or more and 100 mass% or less based on the amount of the component (A) as a whole.SELECTED DRAWING: None

The invention relates to the technical field of laundry detergents, and particularly discloses a concentrated laundry detergent capable of stably dispersing microcapsule essence and a preparation method of the concentrated laundry detergent. An organic polyurethane compound with a specific carbamate structure (the general formula is RNHCOOR ') is adopted as a suspending agent, the compound constructs a three-dimensional network structure through intermolecular hydrogen-bond interaction, the hydrogen bond donor / acceptor density of a carbamate unit is higher than that of existing suspension systems such as polyamide and hydrogenated castor oil, and the system is endowed with remarkable thixotropic characteristics. Under the action of shearing force, the network is dissociated, and the viscosity is reduced; and after the shearing force is removed, the hydrogen bond is quickly reconstructed, the viscosity rises again, rheological yield stress is generated, and stable anchoring of the high-load suspended matter is achieved. Meanwhile, due to the characteristic of high melting point of the organic polyurethane compound, the high-temperature processing condition can be tolerated, and the phenomenon of hot roughing is avoided. In addition, the hydrolysis resistance of the carbamate bond ensures the long-term stability of the suspension system in an environment with pH of 6-10 and in the presence of lipase.

An aqueous acidic hard surface cleaning liquid composition containing amine oxide surfactant, citric acid and formic acid.

Disclosed herein is a safe formulation for a multi-purpose cleaning solution. Each ingredient included in the formulation may be on the EPA Safer Ingredients List. The formulation may be used to clean a variety of surfaces including glass and sensitive surfaces such as electronic screens, touchscreens, computer monitors and flat screen TVs. The formulation may also be used to clean a variety of other surfaces including stainless steel, dry erase boards, and composite materials incorporated into household surfaces and interior and exterior surfaces of automobiles, planes, boats, and the like. The formulation may also be used to clean interior and exterior surfaces of campers, trailers, satellite lenses, hospitals, offices, schools, and other places having multiple surfaces.

A hard surface cleaning composition comprising: (a) 0.1 to 60 wt % of a surfactant system; (b) 0.1 to 40 wt % of a solvent, wherein the solvent is selected from the group consisting of a lower alkanol, a benzyl alcohol, a lower alkyl ether, a glycol, an aryl glycol ether, a lower alkyl glycol ether, a glycerol ketal, an ester, a hydrocarbon / ester blend, a dibasic ester, a linear alcohol ethoxylate, a branched alcohol, oxo alcohol ethoxylate, and combinations thereof; and (c) optionally 0.001 to 10 wt % of a lipase.

A detergent additive comprising (i) a biochelant; (ii) a ring-opener; and (iii) a solvent. A method of treating a contaminated surface comprising contacting a detergent and a detergent additive with the contaminated surface wherein the detergent additive comprises (i) a biochelant; (ii) a ring-opener; and (iii) a solvent.

This invention relates to compositions and methods for cleaning and peeling. This disclosure provides a composition for cleaning or peeling materials from a substrate. The composition includes a primary solvent and a co-solvent. The co-solvent includes one or more caprolactam-derived solvents.

The invention relates to the technical field of chemical cleaning agents, in particular to a silicon carbide substrate cleaning agent and a preparation method and application thereof, and the silicon carbide substrate cleaning agent comprises the following raw materials: 40-70 parts of an organic solvent, 3-7 parts of a metal ion remover, 0.5-2.5 parts of a surfactant and 3-7 parts of a chelating agent. The novel environment-friendly chemical cleaning agent provided by the invention is used for replacing a traditional cleaning agent containing toxic components such as isopropanol and hydrofluoric acid, so that the harm to the environment and the health of operators is reduced, and the increasingly strict environment-friendly requirements are met; the chemical cleaning agent can effectively clean the silicon carbide substrate, has relatively weak corrosion to the silicon carbide substrate, balances the cleaning effect and substrate protection, and improves the yield of silicon carbide substrate production and manufacturing.

To provide a liquid detergent composition for toilet having excellent wiping property and washing power and excellent spreading property of flowing water in view of the circumstance where in a flush toilet, when water is flushed into a toilet bowl, water is required to spread over a wide area on the surface of the toilet bowl (excellent spreading property of flowing water), and by spreading water over a wide area on the surface of the toilet bowl, dirt adhering to the toilet bowl can be washed further satisfactorily.SOLUTION: The composition comprises a component (A): a surfactant, a component (B): a specific compound and a component (C): a polymer having a repeating unit (c1) derived from a monomer having a quaternary ammonium group. The mass ratio represented by the component (A) / the component (C) is preferably 0.2 to 12.SELECTED DRAWING: None