The present invention provides: a water-soluble metal working fluid composition which sufficiently suppresses clogging of a grinding stone during a metal grinding process as well as corrosion of a metal workpiece surface after grinding; and a metal grinding method. The present invention relates to metal working fluid composition which comprises (A) (a1) a water-soluble organic carboxylic acid with a mean molecular weight of 100 or more and less than 5,000 and/or (a2) a water-soluble polymer compound with a weight average molecular weight of 5,000 to 60,000 having an anionic functional group and (B) sulfuric acid ester salt and sulfonate with a mean molecular weight of 150 or more and less than 5,000, the content of component (A) being 25 to 90 weight%, the content of component (a1) being 80 weight% or less and the content of component (a2) being 55 weight% or less with respect to the total content of components (A) and (B). The present invention also relates to a metal grinding method which performs grinding to a metal workpiece with a grinding stone by using the water-soluble metal working fluid composition.
C10M 129/32 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 7 or less carbon atoms monocarboxylic
C10M 129/34 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 7 or less carbon atoms polycarboxylic
C10M 129/36 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 7 or less carbon atoms containing hydroxy groups
C10M 129/52 - Carboxylic acidsSalts thereof having carboxyl groups bound to a carbon atom of a six-membered aromatic ring polycarboxylic
C10M 133/08 - Amines, e.g. polyalkylene polyaminesQuaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups
C10M 135/08 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing sulfur, selenium or tellurium containing a sulfur-to-oxygen bond
C10M 135/10 - Sulfonic acids or derivatives thereof
C10M 145/16 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate polycarboxylic
C10M 151/02 - Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
C10N 20/04 - Molecular weightMolecular weight distribution
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
C10N 30/12 - Inhibition of corrosion, e.g. anti-rust agents, anti-corrosives
A plunger water-soluble lubricant for die-casting includes a component (a) being one or more than one of compounds selected from the group consisting of a mineral oil, a synthetic hydrocarbon, a grease, and a fatty acid ester; a component (b) being one or more than one of compounds selected from the group consisting of an alkali metal salt of a higher fatty acid and an alkali metal salt of an aliphatic hydroxy acid; a component (c) being one or more than one of compounds selected from the group consisting of an alkali metal salt of a synthetic sulfonic acid and an alkali metal salt of a petroleum sulfonic acid; particulate silica; and water. This water-soluble lubricant for die-casting has a low burnability (flammability), and exerts an excellent lubricating property without lowering the productivity and worsening the working environment.
A water-soluble plunger lubricant for die-casting comprises: a component (a) which is one or more compounds selected from mineral oils, synthetic hydrocarbons, fats, and fatty acid esters; a component (b) which is one or more compounds selected from alkali metal salts of higher fatty acids or alkali metal salts of aliphatic hydroxy acids; a component (c) which is one or more compounds selected from alkali metal salts of synthetic sulfonic acids or alkali metal salts of petroleum sulfonic acids; microparticulate silica; and water. The water-soluble plunger lubricant for die-casting suppresses combustion and exhibits excellent lubricating properties without causing a decrease in productivity or deterioration of working environment.
C10M 107/02 - Hydrocarbon polymersHydrocarbon polymers modified by oxidation
C10M 125/26 - Compounds containing silicon or boron, e.g. silica, sand
C10M 129/36 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 7 or less carbon atoms containing hydroxy groups
C10M 129/40 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms monocarboxylic
C10M 129/44 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms containing hydroxy groups
C10M 135/10 - Sulfonic acids or derivatives thereof
C10N 20/00 - Specified physical properties of component of lubricating compositions
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure
A DI forming water-based coolant of a laminated metal sheet includes at least one kind of base (a) selected from alkanolamines and alkali metal hydroxides, a fatty acid (b), and water (c), wherein the total content of the base (a) and the fatty acid (b) is 0.02 to 4% by mass and the ratio of a straight-chain fatty acid having a carbon number of 6 to 12 in the fatty acid (b) is 80 to 100% by mass.
A grinding work liquid for aluminum or its alloy that in the grinding work of a substrate of aluminum or its alloy, is capable of satisfactorily inhibiting any overall or local clogging on a substrate contact surface of whetstone and also satisfactorily inhibiting any scratching (blemishing) of a substrate surface to be ground attributed to grinding sludge and dropped abrasive grains. The grinding work liquid for aluminum or its alloy is characterized by containing (A) 2 to 15 wt.% C12-C18 monocarboxylic acid, (B) 3 to 15 wt.% alicyclic dicarboxylic acid, (C) water-soluble amine in at least an equivalent weight for neutralization of the monocarboxylic acid (A) and alicyclic dicarboxylic acid (B), and (D) 15 wt.% or more nonionic surfactant.
C10M 173/02 - Lubricating compositions containing more than 10% water not containing mineral or fatty oils
C10M 105/14 - Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms polyhydroxy
C10M 105/24 - Carboxylic acids or their salts having only one carboxyl group bound to an acyclic carbon atom, cycloaliphatic carbon atom or hydrogen
C10M 105/26 - Carboxylic acids or their salts having more than one carboxyl group bound to an acyclic carbon atom or cycloaliphatic carbon atom
C10M 105/62 - Amines, e.g. polyalkylene polyamines, quaternary amines having amino groups bound to an acyclic or cycloaliphatic carbon atom containing hydroxy groups
C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure
C10N 40/22 - Metal working with essential removal of material
6.
AQUEOUS COOLANT FOR THE DI FORMING OF LAMINATED METAL SHEETS AND PROCESS FOR THE DI FORMING OF LAMINATED METAL SHEETS
An aqueous coolant for the DI forming of laminated metal sheets, which contains (a) at least one base selected from among alkanolamines and alkali metal hydroxides, (b) fatty acid, and (c) water, wherein the total content of the base (a) and the fatty acid (b) is 0.02 to 4mass% and straight-chain fatty acids having 6 to 12 carbon atoms account for 80 to 100mass% of the fatty acid (b). The coolant can bring excellent DI formability to laminated metal sheets and do no damage to the films of the laminates metal sheets. Further, the coolant is easy to wash away, so that DI cans having high food safety can be obtained even when the step of washing products of DI forming is simplified.
C10M 105/24 - Carboxylic acids or their salts having only one carboxyl group bound to an acyclic carbon atom, cycloaliphatic carbon atom or hydrogen
C10M 105/62 - Amines, e.g. polyalkylene polyamines, quaternary amines having amino groups bound to an acyclic or cycloaliphatic carbon atom containing hydroxy groups
C10M 125/10 - Metal oxides, hydroxides, carbonates or bicarbonates
C10M 129/32 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 7 or less carbon atoms monocarboxylic
C10M 129/40 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms monocarboxylic
C10M 133/08 - Amines, e.g. polyalkylene polyaminesQuaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups
C10N 20/00 - Specified physical properties of component of lubricating compositions
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure
C10N 30/12 - Inhibition of corrosion, e.g. anti-rust agents, anti-corrosives
C10N 40/24 - Metal working without essential removal of materialPunching metal
7.
DRAWING/IRONING (DI) FORMING WATER-BASED COOLANT OF LAMINATED METAL SHEET AND METHOD FOR DI FORMING LAMINATED METAL SHEET
A Drawing/Ironing (DI) forming water-based coolant of a laminated metal sheet includes at least one kind of base (a) selected from alkanolamines and alkali metal hydroxides, a fatty acid (b), and water (c), wherein the total content of the base (a) and the fatty acid (b) is 0.02 to 4% by mass and the ratio of a straight-chain fatty acid having a carbon number of 6 to 12 in the fatty acid (b) is 80 to 100% by mass. By using the coolant, good DI formability to the laminated metal sheet is achieved and damage to a film of the laminated metal sheet is not caused. Moreover, cleaning is easily conducted and a DI can with high food safety level can be obtained even if a cleaning step of DI formed parts is simplified.
C10M 105/24 - Carboxylic acids or their salts having only one carboxyl group bound to an acyclic carbon atom, cycloaliphatic carbon atom or hydrogen
C10M 105/62 - Amines, e.g. polyalkylene polyamines, quaternary amines having amino groups bound to an acyclic or cycloaliphatic carbon atom containing hydroxy groups
C10M 125/10 - Metal oxides, hydroxides, carbonates or bicarbonates
C10M 129/32 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 7 or less carbon atoms monocarboxylic
C10M 129/40 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms monocarboxylic
C10M 133/08 - Amines, e.g. polyalkylene polyaminesQuaternary amines having amino groups bound to acyclic or cycloaliphatic carbon atoms containing hydroxy groups
C10M 173/02 - Lubricating compositions containing more than 10% water not containing mineral or fatty oils
patents
