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WO/2019/005658A1 |
A chromium-free aqueous treatment solution for coating metal surfaces which meets corrosion resistance, electrical contact resistance, and paint adhesion requirements set forth in MIL-DTL-81706B, Class 3. The treatment solution contains ...
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WO/2019/000449A1 |
A three-in-one passivator for degreasing, derusting and passivating, a steel piece and a surface passivation treatment method therefor. The three-in-one passivator for degreasing, derusting and passivating is used for pre-treating the su...
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WO/2019/004163A1 |
As a rust prevention member that has excellent corrosion resistance, while being provided with a coating film that contains Si, the present invention provides a rust prevention member which is provided with a base material, a zinc-based ...
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WO/2019/004580A1 |
The present invention relates to a method for manufacturing a vertically-oriented porous electrode for generating hydrogen and oxygen, characterized in that as vertically-oriented pores are formed in an electrode, the penetration of an e...
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WO/2019/005989A1 |
A preparation method for adhesive bonding of magnesium-containing aluminum alloy products includes a magnesium-containing aluminum alloy product including a matrix and a surface oxide layer overlying the matrix. The magnesium-containing ...
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WO/2019/000448A1 |
A stainless steel passivator and a method for passivating the surface of a stainless steel part. The stainless steel passivator is used for treating the surface of a stainless steel work piece and comprises the following components in 10...
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WO/2019/000452A1 |
A coating agent, a metal piece and a surface coating treatment method therefor. The coating agent is used for surface pretreatment of a metal part and comprises the following components in mass content: 1-10g/L of trivalent chromium salt...
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WO/2019/000451A1 |
A silane passivator, a metal workpiece and a passivation film treatment method therefor. The passivator comprises 3-20 G/L of alkyl phosphate, 0.2-4 G/L of hexafluorozirconic acid, 0.2-5 G/L of a silicone sol, 1-10 G/L of a silane coupli...
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WO/2019/001033A1 |
A rusty coating that converts rust and is durable, comprising 10-40% of modified epoxy resin, 8-15% of alkyd resin, 5-12% of phytic acid, 5-10% of phosphoric acid, 10-30% of zinc phosphate, 5-10 of diatomite, 5-10% of gray micaleous iron...
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WO/2019/000446A1 |
A scale cleaning and removing agent and a method for removing the scale on a die-cast aluminum workpiece. The scale cleaning and removing agent is used for removing scale on the surface of a die-cast aluminium workpiece, and comprises, o...
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WO/2018/232821A1 |
A metal anti-rust phosphating solution, consisting of the following components in parts by weight: 32-47 parts of zinc phosphate, 21-25 parts of lanolin, 42-47 parts of ethyl cellulose, 34-46 parts of xylene, 23-36 parts of perchloroethy...
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WO/2018/233377A1 |
A precise and efficient cold-extension forming method for an unsymmetrical ferrule blank, comprising pipe-cutting blanking, surface phosphorus saponification treatment, ferrule cold-extrusion forming, and turning post-treatment. In the s...
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WO/2018/232876A1 |
Disclosed is a chromium-free passivator for an aluminum product, consisting of the following materials in parts by weight: 15-20 parts of silane coupling agent, 15-25 parts of polyaluminum silicate, 10-12 parts of nano-zirconium oxide, 5...
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WO/2018/234032A1 |
The invention relates to a bonding substrate having a contact area (4a) consisting of copper or a copper-based alloy for bonding wire (5), the contact area (4a) being covered with a corrosion inhibitor layer which contains a nitrogen-con...
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WO/2018/235863A1 |
Provided is a magnesium-containing metal material provided with, on the surface thereof, a coating having excellent corrosion resistance. Specifically, provided is a magnesium-containing metal material with a coating, characterized by ha...
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WO/2018/230313A1 |
Provided are a treatment liquid and a treatment method capable of improving both anti-rust performance and the insulating properties of a metal material. The treatment liquid for forming a film having corrosion-resistance performance and...
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WO/2018/223440A1 |
The present invention discloses a metal derusting and anti-rust sealing agent consisting of the following substances in parts by mass: 35.4-56.8 parts of water, 45-50 parts of phosphoric acid, 1-1.5 parts of aluminum powder, 1.5-2.2 part...
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WO/2018/225957A1 |
The present invention provides a method of tin-plating a copper alloy for electric or electronic parts and automobile parts which has an excellent insertion force, heat-resistant peeling, and solderability, and a tin-plating material of ...
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WO/2018/225409A1 |
A surface-treated copper foil which has a silane treatment layer on the surface of a copper foil, said silane treatment layer being formed with use of a mixture containing a first silane compound and a second silane compound that is diff...
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WO/2018/218432A1 |
A film passivator, a metal component and a passivation treatment method therefor. The film passivator is used for the surface pretreatment of the metal component. The film passivator comprises the following components in mass contents: 0...
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WO/2018/218433A1 |
A passivator, a metal workpiece, and a passivation treatment method therefor. The passivator is used for the surface pretreatment of the metal workpiece. Based on 100 parts by weight, the passivator comprises the following components by ...
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WO/2018/218436A1 |
A modified phosphating agent. Based on 1000 parts by weight, the modified phosphating agent comprises the following components in parts by weight: 5 to 30 parts of phosphoric acid, 3 to 10 parts of zinc oxide, 0.5 to 3 parts of molybdenu...
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WO/2018/218428A1 |
A filming agent, a metal component, and a surface filming treatment method therefor. The filming agent is used for the surface pretreatment of the metal component. The filming agent comprises the following components in mass contents: 1 ...
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WO/2018/218427A1 |
A chromium-free filming agent, a metal component, and a surface filming treatment method therefor. The filming agent comprises: 0.2 g/L to 4 g/L of fluozirconic acid, 3 g/L to 20 g/L of phytic acid, 0.01 g/L to 0.3 g/L of nickelous fluor...
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WO/2018/221797A1 |
The present invention relates to a composition for pickling rust generation areas and welding zones, which are formed according to the provision of a pipe, a structure, a plant, and the like made from stainless steel, and for forming a p...
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WO/2018/218429A1 |
A phosphating agent, a metal component, and a surface phosphating treatment method therefor. The phosphating agent is used for the surface pretreatment of the metal component. Based on 1000 parts by weight, the phosphating agent comprise...
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WO/2018/217701A1 |
A method for cleaning a surface of an aluminum or aluminum alloy body by immersing the surface in a basic aqueous electrolyte formed essentially from dissolved trisodium phosphate, flowing DC current through the electrolyte and the body ...
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WO/2018/216475A1 |
The present invention provides an oil-well-pipe screw joint that exhibits superior corrosion resistance and seizure resistance, and a manufacturing method therefor. In particular, the method for manufacturing the oil-well-pipe screw join...
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WO/2018/210377A1 |
The invention relates to a method for the surface modification of at least one component (3), which has a diameter or dimensions in the range of 0.5 m to 12 m, wherein in at least one first reactor (2, 2') at least one main process (400)...
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WO/2018/207443A1 |
This film-forming composition contains: an aromatic compound having an amino group and an aromatic ring in one molecule; and a thio compound (not including sulfur oxo-acids having a pKa of -1.9 or less and salts thereof). The pH of the f...
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WO/2018/207685A1 |
Provided is a joining aluminum coated material that has an adhesive layer on a surface thereof, and can achieve excellent adhesion strength and corrosion resistance even under severe use conditions while being chromium-free. Also provide...
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WO/2018/206350A1 |
The invention relates to a method for hydrophobically coating a metal component (1). The method has the steps of contacting the component (1) with a coating liquid (2) which contains at least one silicone oil and heating the surface of t...
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WO/2018/207416A1 |
Provided is an aluminum coated material that has a coating film on a surface of an aluminum material, and can achieve excellent corrosion resistance even under severe use conditions while being chromium-free. Disclosed is an aluminum coa...
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WO/2018/202849A1 |
The invention relates to a steel piston for an internal combustion engine, comprising an amorphous phosphate layer in at least one region thereof. Said layer improves adhesion of a solid film lubricant.
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WO/2018/198384A1 |
The purpose of the present invention is to provide a water-based treatment solution which makes it possible to form a chemical-conversion-treated coating film having further improved corrosion resistance. The present invention relates to...
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WO/2018/193696A1 |
The purpose of the present invention is to provide a method for treating metal materials that can further increase the rustproofing properties of metal material. A method for treating metal materials that comprises steps 1 or 2: (Step 1)...
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WO/2018/192707A1 |
The invention relates to a method for zinc phosphating components so as to form layers, said components comprising surfaces made of steel with a high tolerance against aluminum dissolved in the zinc phosphating bath, wherein the precipit...
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WO/2018/192715A1 |
The invention relates to a method for the corrosion-preventive pretreatment of metal parts comprising, on at least some of the surfaces thereof, a metal material predominantly consisting of one or more of the elements iron, zinc and/or a...
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WO/2018/192709A1 |
The invention relates to a method for zinc phosphating components comprising surfaces made of zinc in order to suppress the formation of insoluble phosphation constituents removably adhered to the zinc surfaces and thus further improve t...
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WO/2018/185429A1 |
The invention concerns a rust conversion agent consisting of one or more hydroxylated organic acid salts or a hydroxylated organic acid derivative, at least one of a passivating compound and a sequestering compound, and a solvent, the hy...
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WO/2018/178108A1 |
In a first aspect the invention relates to an aqueous acidic composition for treating metal surfaces, said composition comprising the following components: a) at least one water soluble or water dispersable anionic polyelectrolyte; b) at...
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WO/2018/179816A1 |
Provided are: a zinc-plated steel plate that consistently exhibits excellent press-moldability whether the plate is a high strength zinc-plated steel plate or a zinc-plated steel plate of relatively low strength on which complex molding ...
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WO/2018/174275A1 |
The present invention relates to an electromagnetic steel sheet and a coating liquid for electromagnetic steel sheets; and the purpose of the present invention is to provide an electromagnetic steel sheet which has more excellent heat re...
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WO/2018/175233A1 |
A method for enhancing corrosion resistance of a solid material exposed to a liquid. The method includes providing a solid material which can form a solid product layer when exposed to the corrosive liquid, and maintaining the concentrat...
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WO/2018/173287A1 |
The method for manufacturing a steel sheet according to the present invention has a step for performing continuous casting of molten steel having an Si content of 0.4% by mass to 3.0% by mass and obtaining a slab, a step for hot-rolling ...
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WO/2018/164276A1 |
[Problem] To provide a novel and improved organic resin-coated plated steel sheet which has improved degreasing properties, while ensuring the characteristics that are required for organic resin-coated plated steel sheets. [Solution] Acc...
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WO/2018/158959A1 |
A sliding member according to the present invention has a surface-treated layer on a metal substrate surface, and the surface-treated layer is provided with an electrogalvanized layer 2, a chemical-conversion-treated layer 3 and a topcoa...
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WO/2018/156378A1 |
The invention relates to methods for mitigating the recontamination of carbon steel surfaces in a nuclear reactor or related water-containing systems and components, which have undergone a decontamination process. The methods include con...
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WO/2018/145981A1 |
The invention relates to a bonding agent composition, which eliminates the use of toxic heavy metals and additionally has a larger application window for an adhesion functioning in the composition. The bonding agent composition according...
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WO/2018/143267A1 |
A colored stainless steel plate and colored stainless steel coil, and manufacturing method thereof, are provided which, in press molding, have excellent moldability and resistance to mold galling, and which have high-strength of molded p...
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