Abstract: A concentrate for producing a cooling and release agent for reusable casting dies such as a steel casting die, or a cooling and lubricating agent for machining with an active substance dissolved in water. The concentrate comprises 10 to 50 wt.-% of a protein based on the weight of the concentrate.

Abstract: A water-soluble metalworking fluid contains: at least either one of (A) a block polyalkylene glycol represented by formula (1): HO(EO)a—(PO)b-(EO)cH, and (B) a polyalkylene glycol monoether represented by formula (2): RO(R?O)dH; and (C) an alkanolamine fatty acid salt, in which EO represents —CH2CH2O — and PO represents —CH(CH3)CH2O— or —CH2CH(CH3)O—; each unit of (EO)a, (PO)b and (EO)c is block-bonded; a and c each is an integer of 1 to 30 and b is an integer of 5 to 100; R represents an alkyl group having 1 to 30 carbon atoms and R?O represents PO or EO; mole fraction of EO is less than 100%; and d is an integer of 1 or 50.

Abstract: The present invention relates to a corrosion-protection system suitable for producing aqueous metal treatment and metal processing fluids, particularly corrosion-protection, cleaning and cooling lubricant emulsions. The corrosion-protection system comprises carbonic and/or phosphonic acids, as well as at least one amine with at least one oxybis(alkylamine) unit. Such corrosion-protection systems effectively protect metal surfaces from corrosion and have a high level of water solubility, which is essential for formulating aqueous concentrates for metal treatment and metal processing fluids. The present invention further relates to an aqueous surface-active and corrosion-protecting preparation containing the corrosion protection system and an emulsifier system, as well as an oil-containing water-miscible emulsion concentrate, which supplies the ready-to-use corrosion-protection, cleaning and cooling lubricant emulsions by dilution with water.

Abstract: Water-based lubricants for the lubrication of frictional partners in drive elements, as well as their use. In particular, a water-based lubricant that contains 5 to 80% by weight of water-soluble polyalkylene glycol that is selected from the group that is composed of statistically distributed polyoxyethylene units and/or polyoxypropylene units and/or other polyoxyalkylene components, a block polymer that that is composed of polyoxyethylene units and/or polyoxypropylene units and/or other polyoxyalkylene components, 0.5 to 20% by weight of foaming or non-foaming emulsifiers from the class of anionic, non-ionic, or cationic surfactants, water-soluble or water-emulsifiable carboxylic acid esters, 0.5 to 50% by weight of anti-icing additives, selected from the group that is composed of alkylene glycol, glycerol, salts or ionic liquids, 0.05 to 10% by weight of corrosion additives, 0.001 to 1% by weight of additives for preventing the formation of foam, and 0.

Abstract: An aqueous hydraulic fluid composition comprising of one or more lubricants such as a monovalent metal salt, ammonium, or alkanolamine salt of a dicarboxylic acid, such as a C21 dicarboxylic acid is described in which the aqueous hydraulic fluid composition demonstrates increased thermal stability when exposed to elevated temperatures for a prolonged period of time while being able to tolerate the presence of 10% v/v synthetic seawater. The aqueous hydraulic fluid composition contains less than about 20% by weight (preferably none or substantially none) of an oil selected from the group consisting of mineral oils, synthetic hydrocarbon oils, and mixtures thereof.

Abstract: The invention relates to dispersions comprising I) at least one polymer that is effective for mineral oils as a cold extrusion improver and is soluble in oil, II) at least one organic solvent that cannot be mixed with water, III) water, IV) at least one alkanolamine salt of a polycyclic carboxylic acid as a dispersing agent, and V) possibly at least one organic solvent that can be mixed with water.

Abstract: The invention relates to dispersions comprising I) at least one polymer that is effective for mineral oils as a cold extrusion improver and is soluble in oil, II) at least one organic solvent that cannot be mixed with water, III) water, IV) at least one alkanolamine salt of a polycyclic carboxylic acid as a dispersing agent, and V) possibly at least one organic solvent that can be mixed with water.

Abstract: A morpholine-free water-hydraulic liquid composition includes water, a glycol, a polyglycol such as a polyalkylene glycol, an aliphatic carboxylic acid that contains from six to 14 carbon atoms, and a combination of amines and alkanolamines.

Abstract: Lubricant concentrate for conveyors containing at least one alcohol component not containing nitrogen, selected from monohydroxy, dihydroxy and trihydroxy compounds as well as their esters and ethers, and in addition at least one further component selected from a) nitrogen-containing, organic, preferably aliphatic compounds with fewer than 14 C atoms in the molecule and fewer than 8 C atoms in the molecule directly joined to one another, and/or b) an organic acid with 1 to 18, preferably 1 to 10 C atoms in the molecule.

Abstract: Emulsifier system containing a) ethoxylates/propoxylates of fatty alcohols with 8 to 18 C atoms in the alcohol with 2 to 6 ethylene oxide units and 4 to 8 propylene oxide units, b) fatty alcohols and/or fatty alcohol propoxylates with 12 to 24 C atoms in the alcohol and 0 to 3 propylene oxide units and/or distillation residue of these fatty alcohols and c) phosphates, selected from: c1) mono- and/or diesters of phosphoric acid with alkanols with 10-20 C atoms, c2) mono- and/or diesters of phosphoric acid with ethoxylated and/or propoxylated alkanols with 10-20 C atoms and/or c3) phosphates of polyethylene glycol ethers and/or polypropylene glycol ethers, and the water-soluble salts of each of these, in a weight ratio a:b:c=1:0.3:0.1 to 1:4:1; anti-corrosive and emulsifier system with these components, emulsion concentrate with these components, oil-in-water emulsion obtainable therefrom and use thereof as a cleaning, anti-corrosive and low-temperature lubricant emulsion.

Abstract: The disclosed invention relates to a composition comprising a partially dehydrated product made by: (I) reacting (A) a hydrocarbyl substituted succinic acid or anhydride with (B) a polyol, a polyamine, a hydroxyamine, or a mixture of two or more thereof, to form a first intermediate product comprising: an ester, partial ester or mixture thereof when (B) is a polyol; an amide, imide, salt, amide/salt, partial amide or mixture of two or more thereof when (B) is a polyamine; or an ester, partial ester, amide, partial amide, amide/salt, imide, ester/salt, salt or a mixture of two or more thereof when (B) is a hydroxyamine, a mixture of a polyol and a polyamine, a mixture of a polyol and a hydroxyamine, a mixture of a polyamine and a hydroxyamine, or a mixture of a polyol, a polyamine and a hydroxyamine; the hydrocarbyl substituent of said acid or anhydride having an average of about 8 to about 200 carbon atoms; and (II) heating said first intermediate product at an effective temperature to form a second interme

Abstract: Emulsifier system containing a) ethoxylates/propoxylates of fatty alcohols with 8 to 18 C atoms in the alcohol with 2 to 6 ethylene oxide units and 4 to 8 propylene oxide units, b) fatty alcohols and/or fatty alcohol propoxylates with 12 to 24 C atoms in the alcohol and 0 to 3 propylene oxide units and/or distillation residue of these fatty alcohols and c) phosphates, selected from: c1) mono- and/or diesters of phosphoric acid with alkanols with 10-20 C atoms, c2) mono- and/or diesters of phosphoric acid with ethoxylated and/or propoxylated alkanols with 10-20 C atoms and/or c3) phosphates of polyethylene glycol ethers and/or polypropylene glycol ethers, and the water-soluble salts of each of these, in a weight ratio a:b:c=1:0.3:0.1 to 1:4:1; anti-corrosive and emulsifier system with these components, emulsion concentrate with these components, oil-in-water emulsion obtainable therefrom and use thereof as a cleaning, anti-corrosive and low-temperature lubricant emulsion.

Abstract: A cutting method in which a solution is sprayed or jetted to a machining portion when machining by use of a water-insoluble cutting oil, wherein recovered liquid is collected and stored in one recovery tank, and separated into the water-insoluble cutting oil and another solution on the basis of the specific gravity difference, and are re-used. Stable machining is enabled by using the water-insoluble cutting oil, and measures against disaster are fully taken.

Abstract: A process for metal cutting using a water-mixed cutting compound and subsequent cleansing and corrosion protective treatment wherein an oil in water emulsion is used as a cutting compound which contains; (I) an amount emulsifier system consisting of: (a) ethyoxylates/propoxylates of fatty alcohols having 8 to 18 carbon atoms in the alcohol, which contains 2 to 6 ethylene oxide units and 4 to 8 propylene oxide units; (b) fatty alcohols and/or fatty alcohols propoxylates having 12 to 24 carbon atoms in the alcohol and 0 to 3 propylene oxide units and/or distillation residues of such fatty alcohols; In a ratio by weight, a:b=1:0.2 to 0.2:1; and (ii) corrosion inhibitory; and an aqueous solution or suspension is used for cleansing an anti-corrosion treatment which contains the same emulsifier system and the corrosion inhibitors as the cutting compound.

Abstract: A low-foam emulsifier system is presented containing (a) an ethoxylate/propoxylate of one or more C8-C18 fatty alcohols, where the ethoxylate/propoxylate contains 2 to 6 ethylene oxide units and 4 to 8 propylene oxide units, with (b) a fatty alcohol propoxylate or distillation residue of fatty alcohol or fatty alcohol propoxylate, where the fatty alcohol contains 12 to 24 carbon atoms and up to three propylene oxide units. The weight ratio of (a) to (b) is from 1:0.3 to 0.3:1. The emulsifier system produces a low amount of foam, and is useful in industrial metal processing applications such as cleaning, corrosion protection or cooling lubricant emulsions.

Abstract: Low-foam emulsifier system consisting of:

Abstract: The present invention provides a grease composition excellent in both rust-proofing properties and safety. The grease composition comprises a lubricating base oil and a thickener, and further comprises a lipophilic organic inhibitor, a nonionic surface active agent and a hydrophilic organic inhibitor selected from the group consisting of lanolin fatty acid derivative and alkanolamine derivative modified with a hydrophilic group each in an amount of from 0.1 to 10% by weight based on the total weight of said grease composition.

Abstract: The present invention concerns bacteriostatic compositions comprising a bacteriostatic agent selected from the group comprising amides and amine salts of normal heptanoic acid and amides, amine salts and alkyleneoxide addition compounds of undecylenic acid. It also concerns the use of said compositions in the field of metal working fluids.

Abstract: A non-toxic antimicrobial boundary lubricant comprises a major portion of a base oil composed either separately or in various combinations of animal, vegetable and/or petroleum oils and a minor portion of an extreme pressure additive; an antioxidant; and an antimicrobial compound. The lubricant has a pH of 7.40 (.+-.0.15 pH units) and preferably contains chlorhexidine gluconate as an antimicrobial compound.

Abstract: A non-toxic antimicrobial-boundary lubricant comprises a major portion of mineral oil and a minor portion of an extreme pressure additive; an antioxidant; and an antimicrobial compound. The lubricant has a pH of about 7.4 and preferably contains chlorhexidine gluconate as an antimicrobial compound.

Abstract: A composition is disclosed which comprises water and at least one carboxylic salt dispersed or dissolved in said water, said salt being derived from:(A)(I) at least one derivative formed by reacting at least one C.sub.