670 results about "Alkyl phosphate" patented technology

A lithium ion electrochemical cell having high charge / discharge capacity, long cycle life and exhibiting a reduced first cycle irreversible capacity, is described. The stated benefits are realized by the addition of at least one phosphate additive to an electrolyte comprising an alkali metal salt dissolved in a solvent mixture that includes ethylene carbonate, dimethyl carbonate, ethylmethyl carbonate and diethyl carbonate. The preferred additive is an alkyl phosphate compound.

A non-aqueous electrolyte to be used in a Li-ion battery includes a lithium salt, a cyclic carbonate, a linear carbonate and an alkyl fluorinated phosphate, of the following general formula wherein R1, R2 and R3, independently, are selected from the group consisting of straight and branched alkyl groups having 1-5 carbon atoms, and at least one of said alkyl groups is fluorinated, with the locations of said fluorination being at least β-positioned away from the phosphorous of said phosphate, such that said alkyl phosphate has a F / H ratio of at least 0.25, and said electrolyte solution is non-flammable.

The invention discloses a preparation method of a mud resisting and slump retaining type phosphate group containing polycarboxylate superplasticizer. The preparation method comprises the following specific steps that 1, a halogen containing polycarboxylate superplasticizer prepolymer is prepared, wherein halogen containing unsaturated monomers, halogen containing unsaturated acid small monomers and halogen containing unsaturated polyether macromonomers or unsaturated ester macromonomers are subjected to an oxidation-reduction radical polymerization reaction to obtain the halogen containing polycarboxylate superplasticizer prepolymer; 2, the halogen containing polycarboxylate superplasticizer prepolymer and alkyl phosphate are subjected to an Arbuzov reaction to obtain a phosphate group containing copolymerization product, the pH value is adjusted after reacting is completed, water is added, and then the polycarboxylate superplasticizer is obtained. The mud resisting and slump retaining type phosphate group containing polycarboxylate superplasticizer prepared through the method has the advantages of being low in mixing amount, high in water reducing ratio, long in slump retaining time and high in mud resisting property, can avoid the adverse effect brought by mud containing aggregate in concrete and is simple in synthesis process, easy to control and low in production cost.

The invention disclosed herein relates to improved elastomeric articles and processes for making the elastomeric articles. In particular, the invention relates to the surface modification of elastomeric articles such as industrial, surgical, and examination gloves that provides for improved consistency with respect to surface tack on a single article, between different articles from a single production batch, and between articles from separate production batches. The surface modification treatment comprises application of an aqueous mixture of silicone emulsion and ammonium salts of alkyl phosphates to the surfaces of elastomeric articles.

The invention relates to a process for producing a unique phosphation reagent and to a simple, single-stage process utilizing is reagent to produce alkyl phosphate esters having high monoalkyl phosphate content in combination with low dialkyl phosphate, trialkyl phosphate, phosphoric acid and residual alcohol.

The invention discloses a non-emulsion type pure oiling agent for the high speed spinning of polyamide-6 filaments, wherein a smoothing agent consists of three polyether type non-ionic surfactants, i.e. fatty alcohol-ethylene oxide-propylene oxide copolyether, fatty alcohol-polyoxyethylene ether and polyxyethylated alkylphenol; a collecting agent is the non-ionic surfactant, i.e. fatty acid polyoxyethylene ether ester; an antistatic agent is fatty alcohol-polyoxyethylene ether phosphate and amine (kali) salt of alkyl phosphate; a binding additive is Ac; and a regulating agent is water. The pure oiling agent for the high speed spinning of the polyamide-6 filaments generates little smoke, does not gel, gather or deposit, and is of good heat stability and chemical properties; and in addition, after a spray nozzle is applied with oil, the process requirements on air bath at the high temperature of 230 DEG C, high speed spinning (3000m / min) and strong drafting can be met. The requirements on the properties of precursors, thrown silk, dipping glue and tyre cords are met, so that the property of a polyamide-6 tyre fabric reaches the high level of national standards.

The invention disclosed herein relates to improved elastomeric articles and processes for making the elastomeric articles. In particular, the invention relates to the surface modification of elastomeric articles such as industrial, surgical, and examination gloves that provides for improved consistency with respect to surface tack on a single article, between different articles from a single production batch, and between articles from separate production batches. The surface modification treatment comprises application of an aqueous mixture of silicone emulsion and ammonium salts of alkyl phosphates to the surfaces of elastomeric articles.

The invention provides a composite leather greasing agent used for a leather greasing work procedure and a preparation method thereof. The composite greasing agent comprises two ingredients: alkyl phosphate and disodium sulfosuccinate. The preparation method comprises the following steps: making hydroxylated animal and vegetable oil and modifiers thereof take phosphorylation reaction with phosphorus pentoxide; then, making obtained materials take monoester reaction with maleic anhydride; and next, making obtained materials take sulphitation reaction with sodium bisulfite to obtain the composite leather greasing agent with the two ingredients of alkyl phosphate and disodium sulfosuccinate. The composite leather greasing agent has the characteristics of high active matter content, strong combination capability with leather and good comprehensive greasing performance. The production process of the composite leather greasing agent is simple, and the discharge of the three wastes does not occur in the production process.

The present invention is drawn to a aqueous composition containing: (a) at least one phospholipid compound; (b) at least one nonionic surfactant; (c) at least one phosphate ester chosen from alkoxylated alkyl phosphate esters and alkyl phosphate esters; and (d) at least one water-insoluble material, and wherein the composition is both homogeneous, and clear to substantially clear in appearance.

A lithium battery electrolyte comprises lithium salt, organic solvent and the chemical additive. The lithium salt is one of lithium per chlorate, trifluoromethyl lithium sulfonate, six lithium flu phosphate, six fluorine arsenic acids lithium, the tetrachloride aluminum lithium, in the tetrachloride boron lithium one kind or its combination thing, the density is 0.5-2.0mol / L; The organic solvent is alkyl phosphate RPO3R ' R ';The chemical additive is the (volume compares) two oxygen link fifth heavenly stem Alkane DOL whose density is density is 0-5% . This invention has good anti- burn performance, the electrolyte conductivity maximum value can reach 4.0mS-1 also but not to affect the reaction nature of plurity of insertion electrode, may be used in -50 degree C-120 degree C temperature ranges, also causes the cathode surface to form a high flexible SEI membrane, thus enhance the safety of lithium battery in the production, storage and transportation and reduce the production cost.

The invention relates to an acrylate polymer integrating water and oil repellence with flame retardancy, which has the structural formula shown as the figure, and preparation and application thereof. The preparation of the acrylate polymer comprises the steps: at first, chlorine alkyl phosphate and alkyl alcohol amine are subject to ammonolysis reaction under certain conditions, the resultant alcohol is further subject to esterification reaction with acryloyl chloride at low temperature to prepare acrylate derivative consisting of phosphorus and nitrogen units, and finally the acrylate derivative, fluorine-containing acrylate, crosslinking monomer and long-chain acrylate monomer are subject to polymerization through emulsion. The acrylate polymer according to the invention can be diluted with water at any ratio, has no bioaccumulation toxicity, no or low VOC discharging and no formaldehyde and other harmful substances, and is an environmentally friendly, green, pollution-free water / oil-resisting antifouling flame-retardant finishing agent with high performance; in addition, the acrylate polymer not only can be used for the flame-retardant finishing of fabrics, but also has excellent water and oil repellence and eco-friendliness.

The present invention is drawn to an aqueous composition containing: (a) at least one fatty monoamine compound; (b) at least one nonionic surfactant; (c) at least one phosphate ester chosen from alkoxylated alkyl phosphate esters and alkyl phosphate esters; and (d) at least one water-insoluble material, and wherein the composition is both homogeneous, and clear to substantially clear in appearance.

The present invention is drawn to a aqueous composition containing: (a) at least one fatty quaternary amine compound; (b) at least one nonionic surfactant; (c) at least one phosphate ester chosen from alkoxylated alkyl phosphate esters and alkyl phosphate esters; and (d) at least one water-insoluble material, and wherein the composition is both homogeneous, and clear to substantially clear in appearance.

A polymer composition includes a rubber modified vinyl resin, a polyphenylene ether resin, a cyclic alkyl phosphate compound, and an aromatic phosphate ester. In some embodiments, the cyclic alkyl phosphate compound is able to impart good flame retardancy to the composition and thermal resistance to the polymer composition.

A polymer composition includes a rubber modified vinyl resin, a cyclic alkyl phosphate compound, and an aromatic phosphate ester. Some embodiments may additionally comprises a polyphenylene ether resin. In some embodiments, the compositions have good flame retardancy, color stability, impact resistance, and thermal stability.

A polymer composition includes a rubber modified vinyl resin, a polyphenylene ether resin, a cyclic alkyl phosphate compound, and an aromatic phosphate ester. In some embodiments, the cyclic alkyl phosphate compound is able to impart good flame retardancy to the composition and thermal resistance to the polymer composition.

The present invention is drawn to a aqueous composition containing: (a) at least one polyamine compound having at least three amino groups; (b) at least one nonionic surfactant; (c) at least one phosphate ester chosen from alkoxylated alkyl phosphate esters and alkyl phosphate esters; and (d) at least one water-insoluble material, and wherein the composition is both homogeneous, and clear to substantially clear in appearance.

The invention relates to a method for recovering and purifying nickel cobalt from a manganese-containing waste material. The method comprises the following steps: the manganese-containing waste sulfide residues is subjected to slurrying, an acid solution and oxidant are added to the sulfide residues for being dissolved, and the acid-soluble waste residue and a filtrate are obtained; the filtrate is subjected to saponification by liquid caustic soda and then extraction by a nickel cobalt specific extractant to obtain a raffinate containing manganese; a nickel and cobalt-organic phase is extracted by dilute sulfuric acid to obtain a nickel cobalt manganese mixture; the nickel cobalt manganese mixture is subjected to impurities extraction with a dodecyl alkyl phosphate extraction agent after saponification and then is subjected to purification to obtain a nickel cobalt manganese refining mixture; according to the stoichiometric ratio of nickel cobalt manganese metals, the corresponding sulfate is supplemented, and a precursor nickel cobalt manganese hydroxide of lithium cobalt nickel manganese is synthesized by adding the liquid caustic soda. The method has the advantages of effective utilization of waste resources, low cost, good impurity removing effect, and small environmental risk.

The present invention relates to a kind of functional non-woven fabric with functions of resisting alcohol, oil, plasma, static electricity and permeation. The functional non-woven fabric is produced through dipping non-woven fabric in functional assistant liquid, rolling to eliminate redundant assistant, stoving and winding. The functional assistant liquid is water solution with waterproofing agent 25í½30 g / l, antistatic agent 2í½4 g / l and seepage agent 0.5í½1.5 g / l. The waterproofing agent consists of acrylic fluoride, polymethyl acrylic acid, glycol and water in certain weight proportion; the antistatic agent consists of alkyl phosphate and water in certain ratio; and the seepage agent consists of polyglycol, sorbitan, oleic acid mixture, n-decyl alcohol and water in certain weight proportion. The roller has rolling speed of 25-35 m / min and rolling pressure of 3-5 kgf / sq cm; and the stoving temperature is 135-150 deg.c.

The water-base paint remover consists of potassium hydroxide or sodium hydroxide 5-30 wt%, alkyl phosphate and / or imidazoline surfactant 1-15 wt%, no-halohydrocarbon solvent 0.5-15 wt%, solubilizer 0.1-3 wt% and water for the rest. It has the advantages of low cost, fast paint removing speed, no corrosion on the iron and steel base, wide application range, environment friendship, etc.

A polymer composition includes a substantially transparent, rubber modified aromatic vinyl resin and a cyclic alkyl phosphate compound. In some embodiments, the cyclic alkyl phosphate compound is able to impart good flame retardancy, while maintaining a good balance of the other physical and mechanical properties of the resin including the transparency and impact strength of the resin.

Described as one aspect of the invention are polyester compositions containing: (I) at least one polyester which comprises: (a) a dicarboxylic acid component comprising: (i) 70 to 100 mole % of terephthalic acid residues; (ii) 0 to 30 mole % of aromatic dicarboxylic acid residues having up to 20 carbon atoms; and (iii) 0 to 10 mole % of aliphatic dicarboxylic acid residues having up to 16 carbon atoms; and (b) a glycol component comprising: (i) 1 to 99 mole % of 2,2,4,4-tetramethyl-1,3 -cyclobutanediol residues; and (ii) 1 to 99 mole % of cyclohexanedimethanol residues; and (II) at least one thermal stabilizer chosen from at least one of alkyl phosphate esters, aryl phosphate esters, mixed alkyl aryl phosphate esters, reaction products thereof, and mixtures thereof; wherein the total mole % of the dicarboxylic acid component is 100 mole %, and wherein the total mole % of the glycol component is 100 mole %.

The invention relates to an oil agent for chopped polyester fiber. The oil agent is prepared by mixing the following components in percentage by weight: 25-35% of isooctyl stearate, 5-15% of sodium diethyl ethanol sulfonate succinate, 3-5% of sorbitan oleate, 15-25% of dodecyl polyoxyethylene ether (5), 8-12% of dodecyl polyoxyethylene ether (10), 8-12% of potassium POE (polyoxyethylene) alkyl phosphate, 3-5% of softener A, 3-5% of fatty alcohol ethylene oxide and 1-8% of regulator. The oil agent provided by the invention has the advantages of excellent emulsion stability, antistatic property and smoothness as well as high oil film strength, and is suitable for production of chopped polyester fiber or chopped cotton polyester fiber which has high total tow denier number and can be spun at high speed. In addition, because the oil agent has low production cost and very large use amount, the economic benefit is obvious.

The invention belongs to the technical field of battery materials and particularly relates to a flame-retardant additive for electrolyte and flame-retardant lithium ion battery electrolyte. The flame-retardant additive provided by the invention is at least one of the following compounds and the structural general formula of the flame-retardant additive is as shown in (I), wherein R is any one of alkyl, alkoxy, halogenated alkyl, halogenated alkoxy, halogenated alkylene, phenyl, xenyl, halogenated phenyl, halogenated biphenyl, alkyl silicone, alkoxy silane, alkyl phosphate, alkoxy boron and acylamino; and halogen is F, Cl or Br, and the halogenation is partial or full substitution. Electrolyte using the flame-retardant additive has low viscosity, low toxicity, wide electrochemical window and temperature range and has a high flame retardant effect at the same time; a lithium battery using the electrolyte not only has good electrochemical performance, and the security is improved greatly, so that the lithium battery has a wider application market.

Compositions and methods are provided for delayed breaking of viscoelastic surfactant gels inside subterranean formations. Breaking is accomplished without mechanical intervention or use of a second fluid. The delayed breaking agent is selected from alkyl ether phosphates and salts thereof, alkylaryl ether phosphates and salts thereof, alkyl sulfates and salts thereof, alkylaryl sulfates and salts thereof, alkyl ether sulfates and salts thereof, alkylaryl ether sulfates and salts thereof, and mixtures of any of the foregoing. The viscoelastic surfactant can be a zwitterionic surfactant, and can be selected from the group consisting of sultaines, betaines, and amidoamine oxides.

This invention pertains to pharmaceutical formulations which comprise (i) a drug (e.g., an amphiphilic drug) (e.g., an anthracycline) (e.g., doxorubicin) and (ii) a short-chain sphingolipid (e.g., a short-chain glycosphingolipid or a short-chain sphingomyelin) (e.g., N-octanoyl-glucosylceramide, referred to as C8-GlcCer) (e.g., N-hexanoyl-sphingomyelin, referred to herein as C6-SM), and which provide improved drug delivery and efficacy. The short-chain sphingolipidis selected from compounds of the following formula: wherein: R1 is independently: an O-linked saccharide group; or an O-linked polyhydric alcohol group; or: R1 is independently: an O-linked (optionally N-(C1-4alkyl)-substituted amino)-C1-6alkyl-phosphate group; or an O-linked (polyhydric alcohol-substituted)-C1-6alkyl-phosphate group; R2 is independently C3-9alkyl, and is independently unsubstituted or substituted; R3 is independently C7-19alkyl, and is independently unsubstituted or substituted; R4 is independently —H, —OH, or —O—C1-4alkyl; RN is independently —H or C1-4alkyl; the bond marked with an alpha (α) is independently a single bond or a double bond; if the bond marked with an alpha (α) is a double bond, then R5 is —H; if the bond marked with an alpha (α) is a single bond, then R5 is —H or —OH; the carbon atom marked (*) is independently in an R-configuration or an S-configuration; the carbon atom marked (**) is independently in an R-configuration or an S-configuration; and pharmaceutically acceptable salts, solvates, esters, ethers, chemically protected forms thereof. In one embodiment, the pharmaceutical formulation is a liposomal pharmaceutical formulation prepared using a mixture of lipids comprising, at least, vesicle-forming lipids (e.g., phospholipids) (e.g., phosphatidylcholines) (e.g., fully hydrogenated soy phosphatidylcholine (HSPC)) (e.g., dipalmitoyl-phosphatidylcholine (DPPC)) and said short-chain sphingolipid, and optionally cholesterol and optionally a vesicle-forming lipid which is derivatized with a polymer chain (e.g., a phosphatidylethanolamine (PE) which is derivatized with polyethyleneglycol (PEG)) (e.g., N-(carbonyl-methoxypolyethylene glycol 2000)-1,2-distearoyl-sn-glycero-3-phosphoethanolamine sodium salt (MPEG2000-DSPE). The present invention also pertains to methods for the preparation and use of such formulations.

The invention discloses a corrosion inhibitor for oil wells and a preparation method. The corrosion inhibitor includes the following components by weight: 20-40% of an imidazoline derivative, 25-35% of alkyl phosphate, 0.2-1% of thiourea, and the balance water. Specifically, the imidazoline derivative is prepared by subjecting imidazoline to water-soluble modification, and the alkyl phosphate has a molecular formula shown in the description, wherein n=4-20, and M=7-19. The method comprises: mixing and stirring the components uniformly according to the amounts so as to prepare the corrosion inhibitor for oil wells. The corrosion inhibitor provided in the invention can make corrosion inhibitor molecules arranged on a metal surface compactly, so that contact of the metal and a corrosive substance is greatly reduced, thus effectively inhibiting corrosion.

An ordinary-temp ion liquid, especially the phosphate-type ion liquid, used as the carrier of the acidic catalyst for the alkylation reaction of benzene features that its anion is alkyl phosphate. It is prepared by one-step reaction between tetraamine and alkyl phosphate.