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WO/2021/261515A1 |
Provided is a novel and improved method for producing an electromagnetic steel sheet, with which an electromagnetic steel sheet having excellent magnetic properties and coating film adhesion can be produced. This method for producing a...
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WO/2021/256533A1 |
According to the present invention, an electromagnetic steel sheet to be used for a laminated core has an insulating coating film 3 on the surface of a base steel sheet 2, said insulating coating film 3 being formed by applying a coating...
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WO/2021/256531A1 |
This coating composition for electromagnetic steel sheets contains an epoxy resin, a latent epoxy resin curing agent and a thermoplastic elastomer; the thermoplastic elastomer has a melting point of from 100°C to 200°C and a bending mo...
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WO/2021/256532A1 |
This electromagnetic steel sheet comprises a base material steel sheet of which one or both surfaces are at least partly coated with an insulating coating having an adhesive capacity, wherein the insulating coating has a logarithmic decr...
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WO/2021/256538A1 |
According to the present invention, an electromagnetic steel sheet to be used for a laminated core has an insulating coating film 3 on the surface of a base steel sheet 2, said insulating coating film 3 being formed by applying a coating...
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WO/2021/249880A1 |
The invention relates to an aqueous composition having a pH value at 55 °C in the range from 5 to 9, containing at least two different amino organophosphonic acid derivatives of formula (I) wherein residues R independently of each other...
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WO/2021/250182A1 |
The present invention is directed to an aqueous basic etching composition for the treatment of surfaces of metal substrates, the composition comprising: (a) functionalized urea, biuret and guanidine derivatives and/or salts thereof selec...
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WO/2021/249878A1 |
The invention relates to an aqueous composition having a pH value at 55 °C in the range from 5 to 9, containing at least one different amino organophosphonic acid derivatives of formula (I) wherein residues R independently of each other...
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WO/2021/252568A1 |
Described are techniques for making aluminum alloy products and methods for pretreating aluminum alloys with small molecules, and the resultant aluminum alloy products, in which small molecules including phosphorus-containing organic aci...
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WO/2021/249879A1 |
The invention relates to a phosphonate-free, aqueous pickling composition having a pH value at 55 °C in the range from 5 to 9, and containing at least one copolymer, which is water-soluble or water-dispersible and selected from the grou...
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WO/2021/243684A1 |
A degradable magnesium alloy in-situ composite staple and a preparation method therefor, relating to the technical field of biomedical materials. The staple is made of a composite structural material and mainly comprises two parts; an in...
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WO/2021/241812A1 |
The present invention described in the present specification relates to a stainless steel for a fuel cell separator, more specifically, a stainless steel that is for a fuel cell separator and has a low contact resistance. According to an...
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WO/2021/239685A1 |
The present invention relates to the use of a corrosion inhibition composition for protection of metals and/or metallic surfaces from corrosion and a method for inhibition of corrosion of metallic surfaces using the corrosion inhibition ...
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WO/2021/233715A1 |
The instant invention concerns the use of polymers obtained by radical copolymerization of a mixture of (1) acrylic acid; (2) methacrylic acid; and (3) at least one allylcatechol selected from 4-allylbenzene-1,2-diol, 3-allylbenzene-1,2-...
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WO/2021/233714A1 |
The instant invention concerns the use of at least one polymer P obtained by radical copolymerization of a mixture of (i) acrylic acid; (ii) methacrylic acid; and (iii) at least one 2-hydroxyethyl methacrylate phosphate for treating a me...
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WO/2021/235094A1 |
Provided is a grain-oriented electromagnetic steel sheet which has undergone a heat-resistant magnetic domain refinement treatment that makes it possible to effectively prevent the occurrence of carburizing or nitriding during strain rel...
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WO/2021/235083A1 |
Provided is an Al-plated hot stamped steel material comprising a steel base material, an Al plating layer that is formed on at least one surface of the steel base material, and a chemical conversion-treated film that is formed on the Al ...
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WO/2021/222402A1 |
Described herein is a stator water cooling (SWC) system in an electrical power generator with improved resistance to copper fouling, more specifically, to a component of the SWC system, such as a strainer, having an anti-fouling metallic...
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WO/2021/220524A1 |
The purpose of the present invention is to provide a novel composite copper member. More specifically, a composite copper member which comprises a copper member and a layer formed on at least a part of the surface of the copper member an...
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WO/2021/215027A1 |
The present invention addresses the problem of providing technology for surface-treating an annular element X with few undyed patches or scratches. The means for solving the problem of the present invention is to use a jig for an annular...
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WO/2021/216950A2 |
Provided herein are corrosion resistant metal substrates and methods for producing the same by thermal modification. The disclosure provides methods for producing corrosion resistant substrates by producing a pretreatment film on a surfa...
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WO/2021/207950A1 |
A coating composition comprises: (a) at least one water soluble or water dispersible polymer; (b) at least one anti-blackening agent; and (c) water. The anti-blackening agent is selected from organic acid, organic acid ester or organic a...
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WO/2021/210149A1 |
A non-oriented electromagnetic steel sheet according to one embodiment of the present invention comprises a base steel sheet and a composite coating film formed on a surface of the base steel sheet and composed of a Zn-containing phospho...
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WO/2021/204702A1 |
The invention relates to a method for surface treatment and/or production of a medical product, the medical product comprising a metal or an alloy or consisting of a metal or an alloy, characterised in that the method comprises the follo...
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WO/2021/204699A1 |
The invention relates to a method for the surface treatment and/or manufacture of a medical product, wherein the medical product comprises a metal or an alloy or consists of a metal or an alloy, and the method comprises the following ste...
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WO/2021/198429A1 |
The present inventions refers to a method for forming a black-passivation layer on a zinc-iron alloy of a substrate, a black-passivation composition for depositing a black-passivation layer on such, wherein the black-passivation composit...
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WO/2021/193843A1 |
A purpose of the present invention is to provide a functional material that has a metal substrate and exhibits at least one of the following: an antimold action, an antimicrobial action, and an antiviral action. Another purpose of the pr...
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WO/2021/192110A1 |
An aqueous solution (20) for repairing an aluminum-coated steel wire (10) which has a defect reaching the steel, said aqueous solution containing magnesium chloride at a concentration of 10% or more and magnesium sulfate at a concentrati...
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WO/2021/195152A1 |
This disclosure relates to use of a conversion coating for reduction or prevention of hydrogen sulfide production in cans holding hydrogen sulfide producing liquids, such as wine. This disclosure also relates to metal cans comprising a c...
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WO/2021/194385A1 |
The invention relates to the field of chemical surface treatment. The present method includes the successive application of two layers of a coating to a surface, each of said layers being formed by the application of a suspension of alum...
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WO/2021/193742A1 |
The purpose of the present invention is to provide: a functional material which is prepared by using aluminum as a base material and has a bactericidal effect; and a method for producing the functional material. The functional material c...
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WO/2021/186375A1 |
The present invention relates to a process for pickling and/or passivating a stainless steel with acid aqueous treatment solutions comprising FeIII ions and FeII ions, wherein at least a first and a second treatment solution are used in ...
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WO/2021/185449A1 |
The invention provides a method for generating a phosphate conversion coating on a surface of a steel flat product provided with a metallic protective coating, the polluting effect of which method is minimized. To this end, according to ...
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WO/2021/188610A1 |
Disclosed are metal articles and methods of making and processing such metal articles. More particularly, disclosed are aluminum alloy articles exhibiting controllable surface properties, including excellent bond durability. An aluminum ...
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WO/2021/179538A1 |
Disclosed is a machining technology for a high corrosion resistance zinc strip, the machining technology for a high corrosion resistance zinc strip comprising the following steps: obtaining a suitable amount of a stainless steel composit...
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WO/2021/170707A1 |
The present invention relates to method for pretreatment of a metallic substrate for a subsequent metal cold forming process, said method comprising at least steps (1) and (2) and optionally step (3), namely providing at least one substr...
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WO/2021/170860A1 |
The invention relates to a method for producing hardened steel components, wherein a sheet metal blank is cut out from a galvanised strip made of a hardenable steel alloy and the sheet metal blank is then cold-formed to produce a compone...
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WO/2021/170862A1 |
The invention relates to a method for producing hardened steel components, wherein sheet metal blanks are cut out from an alloy-galvanised strip made of a hardenable steel alloy and the sheet metal blanks are then heated to a temperature...
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WO/2021/171766A1 |
Provided is an insulating-coated oriented electromagnetic steel sheet wherein the insulating coating exhibits an excellent adherence and an excellent coating tensile strength. This insulating-coating oriented electromagnetic steel shee...
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WO/2021/172096A1 |
Provided is a composite copper member in which a copper-oxide-containing layer is formed on at least part of the surface of a copper member, the composite copper member being such that voids are present in the copper-oxide-containing layer.
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WO/2021/170635A1 |
The invention relates to a method for removing and/or decolourizing metal stains on a surface of a substrate composed of aluminium or aluminium alloy, the method comprising the consecutive steps of (a) providing the substrate comprising ...
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WO/2021/170861A1 |
The invention relates to a method of conditioning the surface of a steel strip coated with an electrolytically deposited zinc alloy anticorrosion layer, which is subjected to an increase in temperature to alter the steel microstructure, ...
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WO/2021/168068A1 |
Described are methods of treating surfaces of metal alloy substrates and associated metal alloy products. The methods may include providing an aluminum alloy product having a bulk and a surface and scanning a beam of high energy across t...
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WO/2021/071574A9 |
Disclosed herein are systems and methods for treating a metal substrate. The system includes a first pretreatment composition comprising a fluorometallic acid and free fluoride and having a pH of 1.0 to 4.0 and a second pretreatment comp...
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WO/2021/154275A1 |
Examples of an enclosure and method for forming an enclosure have been described. In an example, method for forming the enclosure is described wherein protrusions are fabricated on an aluminum alloy-based substrate; a thermally formed ma...
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WO/2021/149876A1 |
The present invention provides a hydrophilic stainless steel and a method for manufacturing same. A method for manufacturing a hydrophilic stainless steel according to an embodiment of the present invention comprises the steps of: polish...
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WO/2021/143584A1 |
The present invention relates to a long-acting renewable antibacterial coating for the surface of a titanium implant, relating to the field of oral biomedical materials. Provided in the present invention is a method for preparing a renew...
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WO/2021/143551A1 |
Disclosed in the present invention are a method of forming a micro/nanoporous organic acid pre-treatment layer on a metal surface, and an application. A pre-treatment reagent used therein uses a chemical grafting method, being grafted to...
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WO/2021/139973A1 |
The invention relates to an iron-containing metal component (2) comprising an alloyed burnished layer (14) applied to the metal component (2) by means of burnishing.
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WO/2021/139955A1 |
The present invention is directed to an aqueous passivation composition for the treatment of zinc or zinc alloy coatings, said composition having a pH of less than 3 and comprising: i) at least one water-soluble polyphosphonic acid or a ...
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