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WO/2013/017783A1 |
The invention relates to a process for the surface treatment of substrates made of aluminium or of aluminium alloys or of tin/chromium alloys, which makes it possible in particular to functionalize this surface in order to promote the ad...
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WO/2013/018320A1 |
Provided is a stainless steel that is for a fuel cell separator and that has superior utility and contact resistance. The stainless steel contains no greater than 0.03% of C, no greater than 1.0% of Si, no greater than 1.0% of Mn, no gre...
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WO/2013/018322A1 |
Provided is a stainless steel that is for a fuel cell separator and that has superior utility and stable contact resistance. The stainless steel contains at least 16 mass% of Cr. Also, when measuring the surface shape of the stainless st...
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WO/2013/011067A1 |
Method for evaluating the capacity of a cleaning bath containing at least one anionic or ionic surfactant to carry out a role of deoiling parts, in which: a sample is withdrawn from the bath and the amount of acid needed in order for thi...
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WO/2013/011068A1 |
Method for evaluating the capacity of a cleaning bath containing at least one surfactant to carry out a role of deoiling parts, in which: the size of micelles contained in the bath is evaluated, these micelles being at least partially fo...
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WO/2013/011066A1 |
Cleaning bath for parts made of an alloy of metals comprising aluminium and/or nickel and/or iron and/or titanium and/or copper. This bath comprises water, an anionic surfactant, a nonionic surfactant, a corrosion inhibitor suitable for ...
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WO/2013/011069A1 |
Device (1) for regulating a cleaning bath (B) for metal alloy parts (P) comprising: a bath (B) comprising surfactants (SDS, Tween80); a tank (2) in which the bath (B) is placed, this tank being intended to receive parts (P) to be cleaned...
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WO/2013/010681A1 |
To create an installation for the surface treatment of workpieces which comprises at least one heat sink/treatment zone (118), to which heat is to be supplied during operation of the installation (100), and at least one heat source/treat...
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WO/2013/007579A1 |
The present invention relates to a process for treatment of steel by heat treatment in a heat treatment furnace (2) and pickling in a steel pickle (3), where the waste process air from the steel pickle (3) is heated to the catalyst opera...
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WO/2013/000998A1 |
The present invention relates to a new degreasing composition comprising at least one levulinic acid ester according to general formula (I) CH3CO(CH2)2COOR1 (I) in which R1 is a linear or branched, saturated or unsaturated, aliphatic or ...
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WO/2013/003013A1 |
A method of treating one or more wafers is provided. The method comprises the steps of: a) providing at least one wafer, that has first and second opposed major faces and at least one feature, such as a metal silicide, that is sensitive ...
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WO/2012/175301A2 |
The invention relates to a current collector foil produced of aluminum or an aluminum alloy, to the use of said current collector foil for batteries or rechargeable batteries, especially rechargeable lithium-ion batteries, and to a metho...
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WO/2012/171859A1 |
The present invention relates to process to reduce the corrosion of equipment containing a chromium-containing alloy in the oil and/or gas industry, comprising a step of contacting the equipment based on a chromium-containing alloy with ...
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WO/2012/172557A1 |
A machine for metal surface preparation to remove mill scale, rust & residues is disclosed. The operation of the machine mainly includes the following steps: the metal sheets load on the machine metal sheet loading zone (1); the hot wate...
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WO/2012/169588A1 |
[Problem] The purpose of the present invention is to provide a gas for plasma generation that can easily generate a plasma from a gas that does not easily form a plasma such as oxygen, carbon monoxide, or nitric oxide, as well as to prov...
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WO/2012/167886A1 |
The invention relates to a method for removing carbon layers, in particular ta-C layers, from substrate surfaces of tools and components. The substrate to be de-coated is accordingly arranged on a substrate support in a vacuum chamber, t...
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WO/2012/168485A1 |
The present invention relates to the formulation of a chemical, comprised of an ether solvent as the principal solvent, an ether or non-ether cosolvent, an acid, optionally a surfactant and optionally a corrosion inhibitor, dedicated to ...
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WO/2012/164569A1 |
A novel method for metal surface preparation to remove mill scale, rust & residues for the production and finishing of metal surfaces, and more particularly to the removal of scale from the metal surfaces, e.g., surfaces of metal sheet. ...
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WO/2012/154372A1 |
Azeotrope-like compositions comprising a blend of 1,1,1,3,3-pentafluorobutane and one of perfluoroheptane or perfluoro-N-methylmorpholine, and uses thereof, are described.
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WO/2012/133869A1 |
Provided are a method and a device for producing an Si-containing cold-rolled steel sheet having excellent chemical treatability, even using a low-temperature chemical treatment solution, with which sludge formation is maintained to a mi...
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WO/2012/124241A1 |
[Problem] Since a working chamber for performing an operation of washing an object to be washed is provided so as to move vertically in a washing tank and be separated from the washing tank and airtightly isolated, minimum space required...
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WO/2012/121749A1 |
The present disclosure provides azeotropic and azeotrope-like compositions comprised of methylperfluoroheptene ethers and trans-1,2-dichloroethylene. The present disclosure also provides for methods of use for the azeotropic and azeotrop...
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WO/2012/111353A1 |
The present invention addresses the problem of providing a method for producing an R-Fe-B sintered magnet having a plating film on the surface thereof and with excellent adhesion, said method including a series of steps that are performe...
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WO/2012/112282A1 |
An embodiment of a method for recovering nitric acid from acid pickling solution includes introducing a treating material comprising at least one chemical into a pickling solution comprising free nitric acid. The treating material reacts...
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WO/2012/109339A2 |
A method of improving corrosion resistance of a metal substrate comprising a zinc surface coated with zirconium oxide conversion coating by, prior to conversion coating, contacting the zinc surface with a composition comprising: a) iron(...
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WO/2012/107116A1 |
A method for removing copper sulphide (Cu2S) deposited onto electrically insulating materials of components in an electrical apparatus,such as a transformer or a bushing, wherein normally present electrically insulating oil has been subs...
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WO/2012/108835A1 |
In one aspect, the present invention relates generally to a process for cleaning, particularly wet cleaning, a surface for wire-bonding. The process comprises the steps of (i) removing electrical charges from the surface, (ii) removing c...
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WO/2012/100146A1 |
Disclosed are methods for removing rust from a ferrous metal-containing surface. These methods include contacting the surface with a composition that includes a carboxylic acid, a synthetic hectorite clay, and water.
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WO/2012/086631A1 |
A manufacturing method and manufacturing device for a multiple oxide wherein a multiple oxide is collected after being obtained by preparing a mixed solution in which an oxoanion starting compound and a lithium oxide which is soluble in ...
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WO/2012/087381A1 |
The present disclosure provides azeotropic and azeotrope-like compositions comprised of methylperfluoroheptene ethers and ethanol. The present disclosure also provides for methods of use for the azeotropic and azeotrope-like compositions.
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WO/2012/083587A1 |
Disclosed is a cleaning liquid with a low etching ability which is suitable for cleaning thick photoresists. The cleaning liquid for photoresists with a low etching ability comprises: potassium hydroxide, conventional solvent, pentaeryth...
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WO/2012/082004A1 |
The invention relates to the treatment of surfaces, specifically to a method for cleaning metal surfaces by the physico-chemical action of solutions comprising special reagents, and also to an apparatus for carrying out said method. The ...
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WO/2012/082184A1 |
The present disclosure provides azeotropic and azeotrope-like compositions comprised of methylperfluoroheptene ethers and heptane. The present disclosure also provides for methods of use for the azeotropic and azeotrope-like compositions.
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WO/2012/077254A1 |
Inexpensive steam cleaning work is made possible while carrying out steam cleaning using an expensive liquid HFE solvent. In other words, the amount of liquid HFE solvent consumed while carrying out steam cleaning using an expensive liqu...
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WO/2012/075686A1 |
Disclosed is a low etching stripper solution for cleaning a thick photoresist. The low etching photoresist stripper solution comprises potassium hydroxide, a solvent, an alcohol amine, and a polynary composite corrosion inhibitor system....
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WO/2012/073211A1 |
Use of mixtures comprising (A) at least one solvent having a flash point of at least 80°C, (B) at least one corrosion inhibitor which is liquid at room temperature, (C) at least one base, selected from organic amines, ammonium hydroxide...
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WO/2012/074357A1 |
Imidazole salts, preferably a buffered imidazolium reagent is disclosed for removing silver chloride (AgCl) from a silver (Ag) substrate by ionic dissociation. The buffered imidazolium reagent removes the AgCl layer from the Ag substrate...
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WO/2012/063474A1 |
An atmospheric pressure plasma irradiation device (4) is provided with: a discharge tube (13) which discharges primary plasma (26) comprising an inductively-coupled plasma of an inert gas; a gas mixing area for mixing a second inert gas ...
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WO/2012/060047A1 |
In a rotating drum (4) of a rotating drum type work washing apparatus (1), a first cylindrical body section (21), in which a liquid impassable part (21a) that follows the circumferential orientation and does not allow a washing solution ...
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WO/2012/053173A1 |
[PROBLEM] To provide a method for steam cleaning an object to be steam cleaned and an apparatus for said method which make it possible to perform safe steam cleaning with a reduced outward flow of a solvent gas and little environmental i...
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WO/2012/039476A1 |
Provided is a rubber-metal composite manufacturing method having a step for bringing a metal raw material into contact with a buffer solution having a pH of 5 to 7.2 inclusive, and a step following said contact for causing the metal mate...
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WO/2012/039944A1 |
A method of selecting a mercury-contaminated solid surface followed by heating a cleaning solution to a temperature less than 100C. The cleaning solution can contain hydrocarbon oil and one or more organic sulfur compounds. Afterwards, t...
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WO/2012/031913A1 |
The invention relates to a fluid circuit (1) for a power plant, comprising a permanent part (2) to be cleaned and comprising a temporary part (3) for the chemical cleaning of the permanent part (2), wherein a drain device (6, 7), which i...
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WO/2012/028203A1 |
The present invention relates to a cleaning composition with enhanced cleaning activity and to the use for cleaning of hard and soft surfaces. In particular, the invention relates to a liquid alkaline cleaning composition useful in the c...
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WO/2012/029631A1 |
Provided is a method for producing a cold-rolled steel sheet exhibiting excellent chemical conversion processability and corrosion resistance after coating in harsh corrosive environments such as in a warm salt water immersion test or a ...
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WO/2012/029632A1 |
Provided is a method for producing a cold-rolled steel sheet exhibiting excellent chemical conversion processability and corrosion resistance after coating in harsh corrosive environments such as in a warm salt water immersion test or a ...
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WO/2012/026490A1 |
Provided is a method for preventing elution of Bi from a copper alloy in which elution of Bi is prevented in a leadless copper alloy piping material and the like containing a trace of lead and a specified amount of Bi. The present invent...
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WO/2012/022233A1 |
Disclosed in the present invention is a device for continuously cleaning the surface of a molybdenum wire at high temperature, comprising in succession a wire pay-off mechanism, a first wire guiding wheel, a cleaning mechanism, a second ...
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WO/2012/024680A1 |
A rust removing composition is described. The composition, based on the total mass of the composition, comprises: 10 to 20% by mass of an inorganic acid; 1 to 10% by mass of an organic acid; 1 to 8% by mass of a penetrant selected from t...
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WO/2012/016425A1 |
A low etching photo-resist washing fluid suitable for washing a relatively thick photo-resist. The washing fluid comprises: (a) potassium hydroxide, (b) a pyrrolidone solvent, (c) a sulfone solvent, (d) pentaerythritol, (e) amine, (f) re...
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