980 results about "Borate salt" patented technology

The invention relates to an improvement in a cell which is normally susceptible to damage from overcharging comprised of a negative electrode, a positive electrode, and an electrolyte comprised of an overcharge protection salt carried in a carrier or solvent. Representative overcharge protection salts are embraced by the formula: MaQ where M is an electrochemically stable cation selected from the group consisting of alkali metal, alkaline earth metal, tetraalkylammonium, or imidazolium groups, and Q is a borate or heteroborate cluster and a is the integer 1 or 2.

The present invention provides a simple method for producing a difluorophosphate from a source material, the difluorophosphate being useful as additives for nonaqueous electrolyte solutions for secondary batteries. In the method, a source material containing a carbonate and / or a borate is allowed to react with a source gas which contains P and F and which may further contain O as required. The source material may contain lithium carbonate. The source gas may be produced by decomposing LiPF6. The source gas may be produced in such a manner that LiPF6 and lithium carbonate are mixed and then subjected to reaction. The nonaqueous electrolyte solution contains the product obtained from the reaction.

Addition of base improves the homogeneity of aqueous copper amine complex preservatives injected into wood. The base includes at least a portion of alkali metal hydroxides, alkali metal carbonates, alkali metal phosphates, alkali metal borates, and / or alkali metal pyrophosphates, the corrosivity of the composition to steel and galvanized steel is reduced, and the leach rate of the copper from the wood is also reduced.

According to the present invention, there are disclosed a radical polymerization catalyst comprising an aryl borate compound, an acidic compound and a +tetravalent and / or +pentavalent vanadium compound; and a curable composition, a dental composition, a dental adhesive, a dental pretreatment agent, a dental adhesive kit, etc. all containing the radical polymerization catalyst.

Methods comprising preparing an aqueous mixture of an anionic polymer, a charge screening surfactant, and a borate crosslinker, wherein the mixture has a conductivity less than 10 mS / cm, injecting the mixture down a wellbore, and gelling the mixture. An embodiment of the aqueous mixture can also include tetramethylammonium chloride as a clay stabilizer and a metal crosslinker such as a complex of zirconium and an amino acid ligand system. An embodiment can effectively provide borate crosslinking of an anionic polymer in a low-ionic-strength fluid system, without sacrificing ultimate gel strength or thermal persistence of the metal crosslinked polymer.

Disclosed are lubricant compositions comprising a dispersed hydrated alkali metal borate, a polyalkylene succinic dispersant selected from a polyalkylene succinic anhydride, a mixture of polyalkylene succinic anhydrides or derivatives thereof; and a metal salt of a polyisobutenyl sulfonate. Also disclosed are methods for improving the water tolerance of a lubricant composition and methods for preparing such lubricants comprising a dispersed hydrated alkali metal borate and a dispersant mixture.< / PTEXT>

The present invention relates to a stable antimicrobial and cleaning compositions including an amine antimicrobial agent; a borate salt; and spores (bacterial or fungal), vegetative bacteria, fungi, or enzyme, and to methods of using the composition. The composition can also include a polyol.

The present invention relates to a stable solid cleaning composition including a borate salt and spores (bacterial or fungal), vegetative bacteria, or fungi, and to methods of using the composition.

An inkjet recording medium including a water-resistant support, and on the water-resistant support, two or more ink receiving layers including an upper ink receiving layer and a lower ink receiving layer, each of the two or more ink receiving layers containing a pseudo boehmite alumina hydrate, wherein the upper ink receiving layer further contains a polyvinyl alcohol having a saponification degree of 90% or higher and at least one crosslinking agent selected from the group consisting of boric acid and boric acid salts, and the lower ink receiving layer further contains a polyvinyl alcohol having a saponification degree of less than 90% and at least one cross-linking agent selected from the group consisting of boric acid and boric acid salts.

The present invention is directed to ophthalmic compositions containing a gelling amount of a combination of galactomannan polysaccharides and borates. The compositions gel or partially gel upon administration to the eye. The present invention also discloses methods of topical ophthalmic administration of the compositions to the eye.

Disclosed are treating fluid compositions for use in subterranean workover and hydrocarbon recovery operations, as well as methods of treating subterranean formations penetrated by a wellbore utilizing the treating fluid. The treating fluid compositions contain a first, aqueous liquid, and a crosslinkable organic polymer that is at least partly soluble in the liquid. The treating fluid further contains a borate crosslinking agent solution containing a primary, un-refined borate and a secondary, refined borate, the borate solution being present as a crosslinking agent upon addition to the first fluid admixture so as to crosslink the organic polymer and increase the viscosity and / or accelerate the crosslink time of the treating fluid.

The invention provides a polishing composition and a method of chemically-mechanically polishing a substrate comprising a noble metal, the polishing composition comprising (a) an oxidizing agent that oxidizes a noble metal, (b) an anion selected from the group consisting of sulfate, borate, nitrate, and phosphate, and (c) a liquid carrier. The invention further provides a polishing composition and a method of chemically-mechanically polishing a substrate comprising ruthenium, the polishing composition comprising (a) an oxidizing agent that oxidizes ruthenium above the +4 oxidation state, (b) a polishing additive selected from the group consisting of metal sequestering polymers, metal chelators, organic thiols, compounds that reduce ruthenium tetraoxide, lactones, and α-hydroxycarbonyl compounds.

The invention concerns a composition comprising:at least one melt-processible per(halo)fluoropolymer (polymer A);from 0.01 to 5% by weight of polymer A of at least one smoke-suppressant agent (S) having a decomposition temperature of at least 350° C., selected from the group consisting of molybdenum derivatives, borates of an alkaline-earth metal or of a group 12 transition metal, and mixtures thereof;optionally, at least one oxide of a metal different from molybdenum.The composition of the invention excels simultaneously in providing excellent insulating properties on meal wires or optical fibers, outstanding processing parameters for high speed cable manufacture and high performance ratings on flammability, smoke generation and fuel load. Advantageously, cables comprising said composition comply with 25 / 50 / 8 requirements according to NFPA-255 and -259 for limited combustible materials.

The lubricating oil composition of the present invention contains, together with a base oil, a viscosity index improver (A) including a comb-shaped polymer (A1), a detergent dispersant (B) including an alkali metal borate (B1) and an organometallic compound (B2) containing a metal atom selected from an alkali metal atom and an alkaline earth metal atom, and a friction modifier (C) including a molybdenum-containing friction modifier, with the total content of an alkali metal atom and an alkaline earth metal atom being 2,000 mass ppm or less. The lubricating oil composition of the present invention has excellent detergency, fuel saving properties, and LSPI-preventing properties.

The present invention is directed to the provision of multi-dose, ophthalmic compositions. The compositions possess sufficient antimicrobial activity to satisfy USP preservative efficacy requirements, as well as similar preservative standards (e.g., EP and JP). The compositions include at two different polyols in conjunction with borate and a low concentration of benzalkonium chloride.

The invention relates to a hydrothermal synthesis manufacturing method for magnesium borate crystal whisker that adopts inorganic magnesium salt, magnesium borate and inorganic alkali as main raw material, adding inorganic alkali into mixture solution of magnesium salt and borate at 10-90 degree centigrade, taking hydrothermal treatment to normal temperature product at 100-300 degree centigrade, realizing directional growth through controlling hydrothermal rocks constituents and technology condition to gain one dimension appearance feather alkali magnesium borate crystal whisker, washing, drying the hydrothermal product, and baking under the existence of crystallographic form transforming agent at 600-800 degree centigrade to realize structure reconstruction and phase converting to gain regular appearance and equal size magnesium borate crystal whisker. The invention has the advantages of simple technology, mild condition, cheap raw material, and easy to be manufactured.

A transmission fluid composition for automobiles comprises a lubricating base oil, (A) an oil-soluble metal salt overbased with a specific alkaline earth metal borate, and (B) a sulfur-containing extreme pressure additive. The transmission fluid can enhance a metallic friction coefficient, leading to the achievement of improved transmission torque.

The invention relates to a magnesium alloy micro-arc oxidation electrolyte and a micro-arc oxidation method. The electrolyte comprises phytate (or phytic acid), a calcic electrolyte, and further one or more added electrolytes as follows: carbonate, silicate, boric acid or borate, and aluminate or aluminum hydroxide. The micro-arc oxidation method comprises the following steps of: pre-treatment; micro-arc oxidation; and post-treatment. The micro-arc oxidation electrolyte provided by the invention does not contain Cr<6+>, F<-> and PO4<3->, and even if strong base used is less, so that the environment is not polluted. The film obtained by the micro-arc oxidation method is smooth in surface, good in corrosion resistance and better in antibacterial performance and biological activity. According to the method, raw materials are easily available, and the method is suitable for industrialized production.

Processes for preparing sulfoxides useful as drugs such as acid secretion inhibitors or antiulcer drugs or intermediates for the preparation of drugs in high yields, at high purities, and with safety. Specifically, a process for the preparation of sulfoxides (II) by oxidizing a thio ether (I) with a peroxoborate salt in the presence of an acid anhydride or a metal catalyst; and a process for the preparation of sulfoxides (II) by oxidizing a thio ether (I) with an N-halosuccinimide, 1,3-dihalo-5,5-dimethyl-hydantoin or dichloroisocyanuric acid salt in the presence of a base. In said formulae R1 is hydrogen, methoxy or difluoromethoxy; R2 is methyl or methoxy; R3 is 3-methoxypropoxy, methoxy or 2,2,2-trifluoroethoxy; and R4 is hydrogen or methyl

The invention relates to low-damage super guargum fracturing fluid, which comprises base fluid and crosslinked fluid, wherein the weight ratio of the base fluid and the crosslinked fluid is 50:1; the base fluid consists of 0.15 to 0.28 percent of super guargum serving as a thickener, 0.20 to 0.25 percent of discharge aiding agent, 0.15 to 0.20 percent of emulsifier, 0.60 to 1.20 percent of composite clay stabilizer, 0.10 to 0.15 percent of vegetable gelatin stabilizer, 0.05 to 0.08 percent of pH regulator, 0.05 to 0.10 percent of defoamer and the balance of water; and the crosslinked fluid consists of 6.0 to 10.0 percent of organic borate serving as a crosslinking agent, 0.15 to 0.25 percent of ternary gelbreaker and the balance of water. In the invention, the dose of the thickener is low; the residue content is low; the temperature resistance and shearing resistance are high; the gel breaking is complete; the filtration is low; and the cracking damage to the reservoir stratum and proppant is relieved.

The present invention discloses two stage subterranean zone fracturing fluids and methods. A two stage subterranean zone fracturing fluid of the invention comprises a first stage fluid comprising a foamed liquid containing a water soluble gel breaker and a second stage fluid that comprises a viscous liquid containing a metal cross-linked gelling agent. Another two stage subterranean zone fracturing fluid comprises a first stage fluid comprising a foamed liquid containing a water soluble gel breaker and a second stage fluid comprising a viscous liquid containing a borate cross-linked gelling agent.

The invention provides an environment-friendly rustproof cleaning agent prepared from the following raw materials in percentage by weight: 2-5% of one or mixture of multiple of phosphoric acid or phosphate, 2-5% of one or mixture of multiple of boric acid or borate, 0-5% of strong base, 0.5-1% of anionic surface active agent, 0.5-1% of nonionic surface active agent, 0.5-1% of one or more than one of edetic acid or ethylenediamine tetraacetates and the balance of water. According to the invention, the raw materials are added into water in sequence to obtain the rustproof cleaning agent. The environment-friendly rustproof cleaning agent provided by the invention is safe and environment-friendly and has good dustproof cleaning capability.

Methods of uniformly introducing aqueous treating fluids into subterranean producing zones are provided. The methods are basically comprised of the steps of packing perforation tunnels in the producing zone with a particulate solid anhydrous borate material which degrades and dissolves in water over time. A treating fluid is then introduced into the subterranean zone by way of the packed perforation tunnels whereby the treating fluid uniformly flows into the producing zone. The particulate solid anhydrous borate material in the perforation tunnels is allowed to degrade and dissolve in an aqueous fluid in contact therewith so that the aqueous fluid and produced formation fluids freely flow into the well bore.

This invention relates to compositions used in treating subterranean formations, which include a hydrated polymer, and a dry blended multi-functional component. The hydrated polymer and dry blended multi-functional component are mixed at the ground surface of a wellsite, and subsequently injected into the formation providing controlled delay in crosslinking to achieve targeted fluid viscosity properties. The hydrated polymer may be a guar, hydroxypropyl guar, carboxymethyl guar, carboxymethylhydroxypropyl guar, synthetic polymers, and guar-containing compounds. The dry blended multi-functional component may include a crosslinker and a chelating agent, and the well treatment fluid may further include an activator mixed with the hydratable polymer. The chelating agent may be a polyols, gluconate, sorbitol, mannitol, carbonate, or any mixtures thereof. The crosslinker may be any source of boron, alkaline earth metal borates, alkali metal borates, zirconium compounds, titanium compounds, or any combination thereof, while the activator may be a caustic soda or magnesium oxide compound. The invention further provides methods for producing a well treatment composition including providing a hydrated polymer, and providing a dry blended multi-functional component. Also, methods of hydraulically fracturing a subterranean formation, as well as cleanup operations and gravel packing a wellbore are provided as well.

An extruded styrene resin foam which is produced by using a blowing agent imposing a reduced load on the environment and has outstandingly excellent thermal insulating property and flame retardant property adapted for construction use. The foam is obtained by extrusion-foaming of a styrene resin and characterized by containing at least, one or more of saturated hydrocarbons having 3 to 5 carbon atoms as a blowing agent, and containing (A) a halogenated flame retardant, and (B) at least one compound selected from the group consisting of phosphorus type flame retardants containing nitrogen atom in a molecule; tetrazole compounds; specific nitrogen-containing compounds; metal borates; boron oxides; phosphoric acid ester compounds, and having a cell structure constituting the foam wherein a cell anisotropic ratio k, which is defined by the formula: k=a / (a×b×c)1 / 3 wherein, in sections of the foam, a (mm) is an average cell size in the thickness direction, b (mm) is an average cell size in the transverse direction and c (mm) is an average cell size in the longitudinal direction, satisfies the relationship: k≦1.1, and a satisfies the relationship: 0.05≦a≦0.30, and the method for producing the same.

Disclosed are compositions derived of mixtures of choline ion salts (typically choline chloride) in aqueous solution with suspended particulates of sparingly soluble borate minerals or with alkali or alkaline earth borate salts, boric acid and its ester derivatives and salts, or other aqueous soluble borate forms. These compositions are useful as cross-linkers for polysaccharides and other biopolymers and particularly as used in subterranean treatment fluids for completion and stimulation of oil and gas wells. Advantages of the compositions are the combination into a single package of the properties of clay stabilizing actives (choline ion) and crosslinking actives (borates, etc.), in relatively high concentrations, and these compositions are easy to handle, being stable and pumpable at low temperatures, and with attractive environmental profiles. Also disclosed are the analogous choline solutions mixed with metallic cross-linking ions know in the art such as Zr+, Ti4+, Al3+, & Fe3+.

The present invention relates to a stable cleaning composition including a borate salt and spores (bacterial or fungal), vegetative bacteria, or fungi. The composition can also include a polyol.

Biocompatible hydrogels made from cross-linked catechol-borate ester polymers are disclosed, along with methods of synthesizing and using such hydrogels. The hydrogels of the present invention are prepared by boronic acid-catechol complexation between catechol-containing macromonomers and boronic acid-containing cross-linkers. The resulting hydrogels are pH-responsive and self-healing, and can be used in a number of different biomedical applications, including in surgical implants, in surgical adhesives, and in drug delivery systems is data provides further evidence of the viability of using the disclosed hydrogels for in vivo in biomedical applications.

The invention relates to a preparation method and application of an antibacterial glass coating of an antibacterial bone fracture plate. The method comprises the following steps: preparing sterile ion-containing borate bioactive glass, crushing the glass, and screening into glass powder with a certain size; adding a liquid-phase solvent, adhesive and stabilizer to the glass powder to prepare uniform glass slurry; coating the glass slurry to the surface of a titanium or titanium alloy bone fracture plate by utilizing a mechanical immersion method or a low temperature spraying method, drying with infrared ray or heat, and curing the slurry to the surface of the bone fracture plate; and volatilizing the solvent and the additives by virtue of high temperature sintering treatment, re-melting the residual glass powder to form molten glass, and adhering to the surface of the bone fracture plate to form the antibacterial glass coating capable of resisting bacteria and promoting tissue growth. The preparation method has the advantages of simple production process, easiness in operation, low cost and scale production; and the antibacterial glass coating has the functions of effective antibacterial performance and bioactivity in promotion of bone cell growth.