| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 427307000 | Etching, swelling, or dissolving out part of the base | 29 |
| 20090011131 | METHOD FOR TREATING SURFACE OF HEAT DISSIPATING MODULE - A method for treating the surface of the heat dissipation module is provided. The method includes the following steps. First, a heat dissipation module is provided. Next, a nano-material layer is formed on the surface of the heat dissipation module. Thus, the surface of the heat dissipation module is isolated from air and effectively prevented from being oxidized or polluted. | 01-08-2009 |
| 20090081370 | METHOD FOR COATING SUBSTRATES CONTAINING ANTIMONY COMPOUNDS WITH TIN AND TIN ALLOYS - The present invention relates to a method for depositing tin or tin alloy layers on substrates containing antimony compounds as flameproofing agents or for improving the stampability, wherein the antimony compound is removed from the surface of the substrate material by an acid solution prior to metallization. Particularly preferred, pretreatment solutions containing hydrochloric acids are used for this purpose. The method is particularly suitable for producing joinable tin final layers on printed circuit boards containing antimony compounds, the tin final layers being applied onto copper portions of the conductor pattern which are not covered by the solder stop mask. | 03-26-2009 |
| 20090148606 | COMPOSITIONS AND METHODS FOR RESTORING PLASTIC COVERS AND LENSES - Plastic restoration kits and methods effectively the light transmission and optical clarity properties to a plastic light cover on an automobile or other plastic surface such as a sunglass lens or corrective optical lens. The kits and methods restore plastic surfaces that have been damaged by scratching and/or UV-induced oxidation. The kits and methods utilize polishing and lusterizing compositions having particles selected so as to polish and lusterize a plastic surface and a UV protective composition that forms a hard UV protective coating. The polishing and/or lusterizing compositions may include agglomerated abrasive particles dispersed in a liquid or gel carrier that progressively break down in size when exposed to oxygen and mechanical pressuring during polishing or lusterizing. | 06-11-2009 |
| 20090186157 | Method for at least selectively removing a first layer from an engine component - A method for selectively removing a first layer from an engine component including the first layer, a base material and a second layer forming a bond connecting the first layer to the base material is provided. The method includes applying a salt melt to at least one section of the engine component including at least one portion of the second layer so the bond formed by the second layer between the base material and the first layer is at least weakened. | 07-23-2009 |
| 20090196999 | Adhesion promotion - Methods for etching nickel and nickel alloy layers are disclosed. The etching compositions include inorganic acids and heterocyclic nitrogen compounds. Additionally, the etching methods may include anodic etching of the nickel or nickel alloy layer. The methods may be used in semiconductor packaging manufacture. | 08-06-2009 |
| 20090202728 | Perpendicular write head with tapered main pole - Prior art designs of single pole writers have been limited by premature saturation at the tip. This limits the head field that can be achieved without simultaneously widening the write profile. This problem has bee solved by means of a vertical main pole whose thickness has its conventional value a short distance from the tip but that tapers down to a significantly reduced value as it approaches the tip. A process for manufacturing this tapered tip design is also presented. | 08-13-2009 |
| 20100098863 | Process for spontaneous deposition from an organic solution - Deposition coating from an organic solution. The present invention utilizes an organic solution to plate a deposition material onto a substrate. The substrate is seeded to facilitate subsequent deposition. A superior deposition coating is provided. | 04-22-2010 |
| 20100098864 | Method of Applying Automotive Primer-Surfacer Using A Squeegee - A method for refinishing a damaged area of a substrate, such as an existing finish on a vehicle which includes the steps of preparing a damaged area for refinishing, by cleaning and/or sanding, providing a multi-component coating composition which includes at least two components having functional groups reactive with each other in a crosslinking reaction and spreading the coating composition onto the area to be refinished using a squeegee applicator. | 04-22-2010 |
| 20110104373 | METHOD OF CLEANING CONTAMINATED SURFACES - A method for cleaning contaminated surfaces of surgical waste management equipment. The method includes rinsing surfaces of the equipment with water to remove water soluble contaminants and waste material. A rinse solution is applied to the surfaces of the equipment to provide a residual film thereon. The rinse solution includes a first nonionic alkoxylated alcohol surfactant having an HLB value ranging from about 12 to about 15, a second nonionic alkoxylated alcohol surfactant having an HLB value ranging from about 16 to 20, an aqueous solvent, and a bio-film permeation agent. A total of the first surfactant and the second surfactant in the composition ranges from about 2 to about 20 percent by weight of a total weight of the composition. | 05-05-2011 |
| 20110111128 | DIFFUSER STRUCTURE AND MANUFACTURING METHOD THEREOF - A diffuser structure and a manufacturing method thereof are disclosed. The diffuser structure includes a substrate, a plurality of throughholes, and a glue layer. The throughholes are perpendicularly formed in the substrate. Each throughhole includes a gas-in part, a gas-out part, and a connecting part for connecting the gas-in part to the gas-out part. The glue layer is formed on a side wall of each gas-out part, and a thickness of the glue layer is between 1 μm and 11 μm. The present invention can solve a problem that particles are periodically generated after a periodic self-cleaning function is implemented in a plasma-enhanced chemical vapor deposition system. | 05-12-2011 |
| 20120034384 | MOLELCULAR ADSORBER COATING - A molecular adsorber coating for collecting and retaining outgassed molecular effluent may include a mass fraction of about 0.20 to about 0.40 of zeolite, a mass fraction of about 0.40 to about 0.80 of a binder, and a mass fraction of about 0.0 to about 0.30 of water. The mass ratio of the binder to the zeolite may be in a range of about 1.6 to about 2.4. The binder may comprise, on a mass basis, about 30 to about 40 percent particles of nonporous silica dispersed in a liquid phase. | 02-09-2012 |
| 20130309404 | AUTOCATALYTIC PLATING BATH COMPOSITION FOR DEPOSITION OF TIN AND TIN ALLOYS - An autocatalytic tin plating bath containing Sn | 11-21-2013 |
| 20140248434 | METHOD OF PREPARATION AND APPLICATION FOR FLAME RETARDING COMPOSITION - The present invention teaches a three-step method for an aqua based chemical composition for flame retardation. The composition comprises: Sodium Borate, Boric Acid, Guanylurea Phosphate, Hydrogen Peroxide, Magnesium Chloride, and Sodium Silicate. The referenced salts are dissolved in distilled water, and the resultant flame retarding solution is coated on substrate surfaces to be protected against flame retardation. The flame retarding composition solution from step-1 alone may be used on non-prepared substrate surfaces. The flame retarding composition solution fully satisfies the Federal Aviation Regulation (FAR) 25.853(a) vertical burn test, and Federal Aviation Regulation (FAR) 25.853(d) heat release test. The utility of the present invention extends to numerous commercial and non-commercial applications. | 09-04-2014 |
| 20150307992 | PROCESS FOR METALLIZING NONCONDUCTIVE PLASTIC SURFACES - The present invention relates to a process for metallizing nonconductive plastics using an etching solution free of hexavalent chromium. The etching solution is based on an sulphuric acidic solution comprising a source of chlorate ions and a vanadium compound. After the treatment of the plastics with the etching solution, the plastics are metallized by means of known processes. | 10-29-2015 |
| 20150368806 | METHOD FOR DEPOSITING A FIRST METALLIC LAYER ONTO NON-CONDUCTIVE POLYMERS - The present invention relates to the etching, activation and deposition of a first metal or metal alloy layer onto non-conductive polymers. The non-conductive polymer is etched with an aqueous solution comprising 0.75 to 3.6 g/l permanganate ions in 60 to 80 vol.-% sulfuric acid, activating with a solution comprising a noble metal and depositing a first metal or metal alloy by immersion-type or electroless (autocatalytic) plating. The first metal or metal alloy layer obtained has a high adhesion on the non-conductive polymer and serves as a plating base for electroplating further metal and/or metal alloy layer(s) thereon. | 12-24-2015 |
| 20160040028 | NOVEL AMPHIPHILIC POLYMERS AND USE THEREOF IN THE TREATMENT OF SURFACES MADE OF HYDROPHOBIC MATERIALS - A straight, branched or cross-linked polymer, including, per 100 mol %: a) a mole fraction from 75% to 99.95% of monomer units from an N,N-dialkyl acrylamide; b) a mole fraction from 0.05% to 1% of monomer units from a monomer of formula (I): CH2=C(Ri)-C(=0)-0-[(CH2-CH(R2)-0]n-R3 (I); c) optionally a mole fraction higher than 0% to 24% either of monomer units from a monomer including a free strong acid function, partially or totally salified, or of monomer units from a monomer of formula (II): CH2=C(R4)-C(=0)-Y-(CH2)m-N(R5)(R6) (II); d) optionally a mole fraction higher than 0% to 1% of a diethylene or polyethylene cross-linking monomer. Also, a method for treating a surface made of a hydrophobic material, using the polymer, and an aqueous, hydro-organic or organic solution including the polymer for modifying interactions between the species contained the solution and the hydrophobic surface. | 02-11-2016 |
| 20160075841 | METHOD TO ACTIVATE SILICONE RUBBER SURFACES - A method for activating silicone rubber surfaces comprising steps of:
| 03-17-2016 |
| 20190144747 | COMPOSITION AND PROCESS FOR METALLIZING NONCONDUCTIVE PLASTIC SURFACES | 05-16-2019 |
| 427308000 | Cellulosic base | 1 |
| 20110262646 | Surfactant-Assisted Inorganic Nanoparticle Deposition on a Cellulose Nanocrystals - Natural biopolymers in the form of cellulose nanocrystals (CNC) are shown to have the required characteristics to serve as chemically reactive biotemplates for metallic and semiconductor nanomaterial synthesis. Silver (Ag), gold (Au), copper (Cu) and platinum (Pt), cadmium sulfide (CdS), zinc sulfide (ZnS) and lead sulfide (PbS) nanoparticles, nanoparticle chains and nanowires may be synthesized on CNCs by exposing metallic precursor salts to a cationic surfactant, cetyltrimethylammonium bromide (CTAB), and a reducing agent. The nanoparticle density and particle size may be controlled by varying the concentration of CTAB, pH of the salt solution, as well as the reduction time or reaction time between the reducing agent and the metal precursor. | 10-27-2011 |
| 427309000 | Inorganic base | 10 |
| 20080254221 | COATING COMPOSITION AND METHODS OF COATING - Various coatings and methods of coating fasteners are disclosed. In one embodiment, a method of coating includes applying a chromate coating to a fastener. In other embodiments, the method may include deoxidizing an aluminum fastener, etching the fastener, deoxidizing the fastener a second time, applying a chromate coating to the fastener, and dying the fastener. | 10-16-2008 |
| 20090280253 | PROCESS AND COMPOSITION FOR TREATING METAL SURFACES USING TRIVALENT CHROMIUM COMPOUNDS - An acidic, aqueous composition contains a trivalent chromium compound, an organo-functional silane, and a compound of a group IV-B element. The composition protects metal surfaces, preferably aluminum and aluminum alloys, against corrosion and improves their paint adhesion. The trivalent chromium compound may comprise chromium fluoride and optionally others, such as chromium nitrate. The organo-functional silane is preferably an aminopropyltriethoxy silane, and the compound of a group IV-B element is preferably fluorozirconic acid. The composition can either be dried-in-place or rinsed before a further coating layer is applied. The composition may also include at least one polymer having a plurality of both carboxylic functional groups, alone or with hydroxyl groups. A process uses the aqueous composition either with or without the organo-functional silane along with a sealing step following the application of the aqueous composition; the sealing step involves applying a sealing composition, including an organo-functional silane, to the metal surface. | 11-12-2009 |
| 20100247774 | PARTIALLY AROMATIC POLYAMIDE COMPOSITIONS FOR METAL PLATED ARTICLES - Partially aromatic polyamide compositions containing an aliphatic polyamide and an alkaline earth metal carbonate have excellent adhesion to metal coatings which are produced by electroless and/or electrolytic plating. Also described is a process for the electroless and/or electrolytic coating of these compositions. The resulting articles are useful as parts in automotive and industrial applications. | 09-30-2010 |
| 20100266770 | OXIDATION INHIBITION OF CARBON-CARBON COMPOSITES - The disclosed invention relates to a method and a composition for treating a porous carbon-carbon composite with an oxidation inhibiting composition. The oxidation inhibiting composition comprises at least one phosphate glass. In one embodiment, the method optionally further comprises pretreating the composite with a pretreating composition prior to application of the oxidation inhibiting composition. Carbon-carbon composites treated by the foregoing method are disclosed. | 10-21-2010 |
| 20100279015 | UNIFORM TEXTURE FOR CAST IN PLACE WALLS - A method of forming a concrete wall having a substantially uniform exterior surface texture. The method includes the initial step of pouring concrete into a wall form. The concrete is poured from a first mixture and is allowed to cure. After the concrete is cured, the wall form is removed from the resultant concrete base structure. A roughened texture is then created on the base structure. A finishing mixture is then applied to the roughened texture. The finishing mixture may be created by separating the aggregate from a portion of the remaining first mixture. The finishing mixture creates a smooth texture on the exterior surfaces of the initially formed base structure. | 11-04-2010 |
| 20110268885 | SOLUTION FOR REMOVING ALUMINUM OXIDE FILM AND METHOD FOR SURFACE TREATMENT OF ALUMINUM OR ALUMINUM ALLOY - A solution for removing an aluminum oxide film from an aluminum or aluminum alloy surface, which includes a salt or oxide of a metal capable of substituting aluminum, a solubilizing agent for ions of the metal, and an alkali, and which has a pH of 10 to 13.5. | 11-03-2011 |
| 20120058276 | SOLUTION FOR PROCESSING OF METAL REPLACEMENT WITH METAL ALUMINUM OR ALUMINUM ALLOY AND METHOD FOR SURFACE PROCESSING USING SUCH SOLUTION - There is disclosed a processing solution for metal replacement for metal aluminum or an aluminum alloy. The processing solution is used for surface processing of an underlying aluminum material. The processing solution for metal replacement removes an oxide film on the underlying aluminum material and suppresses corrosive attack to it to allow a plating film having high smoothness and good plating appearance to be deposited on the underlying aluminum material. The processing solution for metal replacement at least includes a metal salt capable of being replaced with aluminum, and an alkaline compound. A quaternary ammonium hydroxide is contained in the processing solution for metal replacement as the alkaline compound. | 03-08-2012 |
| 20120321802 | UNIFORM TEXTURE FOR CAST IN PLACE WALLS - A method of forming a concrete wall having a substantially uniform exterior surface texture. The method includes the initial step of pouring concrete into a wall form. The concrete is poured from a first mixture and is allowed to cure. After the concrete is cured, the wall form is removed from the resultant concrete base structure. A roughened texture is then created on the base structure. A finishing mixture is then applied to the roughened texture. The finishing mixture may be created by separating the aggregate from a portion of the remaining first mixture. The finishing mixture creates a smooth texture on the exterior surfaces of the initially formed base structure. | 12-20-2012 |
| 20140050854 | UNIFORM TEXTURE FOR CAST IN PLACE WALLS - A method of forming a concrete wall having a substantially uniform exterior surface texture. The method includes the initial step of pouring concrete into a wall form. The concrete is poured from a first mixture and is allowed to cure. After the concrete is cured, the wall form is removed from the resultant concrete base structure. A roughened texture is then created on the base structure. A finishing mixture is then applied to the roughened texture. The finishing mixture may be created by separating the aggregate from a portion of the remaining first mixture. The finishing mixture creates a smooth texture on the exterior surfaces of the initially formed base structure. | 02-20-2014 |
| 20150118399 | LEAD-FREE AND SULPHURIC ACID-FREE METHOD FOR GALVANISING METALLIC MATERIALS, AND STEARATE-REMOVING COMPOSITION - The present invention relates to a galvanization process that comprises a residue cleanup step which aims to provide many improvements and facilities to manufacturers and processors of metal wires in general. | 04-30-2015 |
