There is disclosed a method of placing a substrate into a controlled conductivity plasma electrolytic oxidation (PEO) bath configured for the substrate; wherein the PEO bath includes a nitrogen containing organic compound, and applying a voltage for a period of time to produce a substantially continuous nitride or nitrogen compound containing PEO layer of between about 1 to about 100 microns thick on the substrate. The substrates are preferably magnesium, titanium, or aluminium. The PEO process is preferably carried out under alkaline conditions and at voltages of less than about 160 volts.
The invention relates to a method for providing a conductive surface on a non-conductive surface, in particular a polymeric surface. In particular the method relates to attaching silver ions to a polymeric surface to facilitate the adhesion of a metallic layer to the polymeric surface.
C23C 18/16 - Revêtement chimique par décomposition soit de composés liquides, soit de solutions des composés constituant le revêtement, ne laissant pas de produits de réaction du matériau de la surface dans le revêtement; Dépôt par contact par réduction ou par substitution, p.ex. dépôt sans courant électrique
C23C 18/20 - Pré-traitement du matériau à revêtir de surfaces organiques, p.ex. de résines
C23C 18/34 - Revêtement avec l'un des métaux fer, cobalt ou nickel; Revêtement avec des mélanges de phosphore ou de bore et de l'un de ces métaux en utilisant des agents réducteurs
C23C 18/54 - Dépôt par contact, c. à d. dépôt électrochimique sans courant
In example implementations, a method for producing a coating is provided. The method includes placing a magnesium substrate into an anodizing bath, applying a voltage for a first amount of time to form a micro-porous anodizing layer having a thickness of between 1 to 50 microns on the magnesium substrate, placing the magnesium substrate with the micro-porous anodizing layer in plating bath, wherein the plating bath comprises a metal and a complexing agent with a pH between 8 and 14, applying a first current to the plating bath for a second amount of time to form an interlock layer on the micro-porous anodizing layer, and applying a second current to the plating bath for a third amount of time to form a coating on the interlock layer.
In example implementations, a method for coloring an alloy is provided. The method includes anodizing a substrate in an anodizing bath comprising phosphoric acid, at a constant temperature and a constant voltage for a first time period to develop an anodizing layer that includes a barrier layer, reducing the constant voltage applied to the anodizing bath for a second time period to change a thickness of the barrier layer and change a width of pores in the anodizing layer, plating the substrate in a plating bath at a first current that is increased over a third time period in accordance with a current profile of the plating bath, and plating the substrate in the plating bath at a second current for a fourth time period.
There is disclosed a method of placing a substrate into a controlled conductivity plasma electrolytic oxidation (PEO) bath configured for the substrate; wherein the PEO bath includes a nitrogen containing organic compound, and applying a voltage for a period of time to produce a substantially continuous nitride or nitrogen compound containing PEO layer of between about 1 to about 100 microns thick on the substrate. The substrates are preferably magnesium, titanium, or aluminium. The PEO process is preferably carried out under alkaline conditions and at voltages of less than about 160 volts.
There is disclosed a method of placing a substrate into a controlled conductivity plasma electrolytic oxidation (PEO) bath configured for the substrate; wherein the PEO bath includes a nitrogen containing organic compound, and applying a voltage for a period of time to produce a substantially continuous nitride or nitrogen compound containing PEO layer of between about 1 to about 100 microns thick on the substrate. The substrates are preferably magnesium, titanium, or aluminium. The PEO process is preferably carried out under alkaline conditions and at voltages of less than about 160 volts.
In example implementations, a method for producing a coating is provided. The method includes placing a magnesium substrate into an anodizing bath, applying a voltage for a first amount of time to form a micro-porous anodizing layer having a thickness of between (1) to (50) microns on the magnesium substrate, placing the magnesium substrate with the micro-porous anodizing layer in plating bath, wherein the plating bath comprises a metal and a complexing agent with a pH between (8) and (14), applying a first current to the plating bath for a second amount of time to form an interlock layer on the micro-porous anodizing layer, and applying a second current to the plating bath for a third amount of time to form a coating on the interlock layer.
C25D 11/30 - Anodisation de magnésium ou de ses alliages
C25D 3/22 - Dépôt électrochimique; Bains utilisés à partir de solutions de zinc
C25D 3/46 - Dépôt électrochimique; Bains utilisés à partir de solutions d'argent
C25D 5/14 - Dépôt de plusieurs couches du même métal ou de métaux différents au moins une couche étant du nickel ou du chrome plusieurs couches étant du nickel ou du chrome, p.ex. couches doubles ou triples
In example implementations, a method for producing a coating is provided. The method includes placing a magnesium substrate into an anodizing bath, applying a voltage for a first amount of time to form a micro-porous anodizing layer having a thickness of between (1) to (50) microns on the magnesium substrate, placing the magnesium substrate with the micro-porous anodizing layer in plating bath, wherein the plating bath comprises a metal and a complexing agent with a pH between (8) and (14), applying a first current to the plating bath for a second amount of time to form an interlock layer on the micro-porous anodizing layer, and applying a second current to the plating bath for a third amount of time to form a coating on the interlock layer.
C25D 11/30 - Anodisation de magnésium ou de ses alliages
C25D 3/12 - Dépôt électrochimique; Bains utilisés à partir de solutions de nickel ou de cobalt
C25D 3/46 - Dépôt électrochimique; Bains utilisés à partir de solutions d'argent
C25D 3/38 - Dépôt électrochimique; Bains utilisés à partir de solutions de cuivre
C25D 3/22 - Dépôt électrochimique; Bains utilisés à partir de solutions de zinc
C25D 9/12 - Revêtement électrolytique autrement qu'avec des métaux avec des matières inorganiques par des procédés cathodiques sur les métaux légers
C25D 5/14 - Dépôt de plusieurs couches du même métal ou de métaux différents au moins une couche étant du nickel ou du chrome plusieurs couches étant du nickel ou du chrome, p.ex. couches doubles ou triples
In example implementations, a method for coloring an alloy is provided. The method includes anodizing a substrate in an anodizing bath comprising phosphoric acid, at a constant temperature and a constant voltage for a first time period to develop an anodizing layer that includes a barrier layer, reducing the constant voltage applied to the anodizing bath for a second time period to change a thickness of the barrier layer and change a width of pores in the anodizing layer, plating the substrate in a plating bath at a first current that is increased over a third time period in accordance with a current profile of the plating bath, and plating the substrate in the plating bath at a second current for a fourth time period.
C25D 3/12 - Dépôt électrochimique; Bains utilisés à partir de solutions de nickel ou de cobalt
C25D 5/12 - Dépôt de plusieurs couches du même métal ou de métaux différents au moins une couche étant du nickel ou du chrome
C25D 5/14 - Dépôt de plusieurs couches du même métal ou de métaux différents au moins une couche étant du nickel ou du chrome plusieurs couches étant du nickel ou du chrome, p.ex. couches doubles ou triples
In example implementations, a method for coloring an alloy is provided. The method includes anodizing a substrate in an anodizing bath comprising phosphoric acid, at a constant temperature and a constant voltage for a first time period to develop an anodizing layer that includes a barrier layer, reducing the constant voltage applied to the anodizing bath for a second time period to change a thickness of the barrier layer and change a width of pores in the anodizing layer, plating the substrate in a plating bath at a first current that is increased over a third time period in accordance with a current profile of the plating bath, and plating the substrate in the plating bath at a second current for a fourth time period.
C25D 11/04 - Anodisation de l'aluminium ou de ses alliages
C25D 11/08 - Anodisation de l'aluminium ou de ses alliages caractérisée par les électrolytes utilisés contenant des acides inorganiques
C25D 9/04 - Revêtement électrolytique autrement qu'avec des métaux avec des matières inorganiques
C25D 3/12 - Dépôt électrochimique; Bains utilisés à partir de solutions de nickel ou de cobalt
C25D 5/12 - Dépôt de plusieurs couches du même métal ou de métaux différents au moins une couche étant du nickel ou du chrome
C25D 5/14 - Dépôt de plusieurs couches du même métal ou de métaux différents au moins une couche étant du nickel ou du chrome plusieurs couches étant du nickel ou du chrome, p.ex. couches doubles ou triples
The present invention relates to a method for producing a polymer, polymers and metal-polymer composites produced by the method. The method comprises providing one or more polymerisable monomers and providing a substrate comprising an activated metal surface, the activated metal surface comprising one or more compounds capable of initiating polymerisation of the one or more polymerisable monomers. The method comprises contacting the activated metal surface and the one or more polymerisable monomers to polymerise the one or more polymerisable monomers, thereby producing the polymer.
C09D 4/00 - Compositions de revêtement, p.ex. peintures, vernis ou vernis-laques, à base de composés non macromoléculaires organiques ayant au moins une liaison non saturée carbone-carbone polymérisable
B29C 35/08 - Chauffage ou durcissement, p.ex. réticulation ou vulcanisation utilisant l'énergie ondulatoire ou un rayonnement corpusculaire
B29C 41/02 - Façonnage par revêtement d'un moule, noyau ou autre support, c. à d. par dépôt de la matière à mouler et démoulage de l'objet formé; Appareils à cet effet pour la fabrication d'objets de longueur définie, c. à d. d'objets séparés
12.
METHOD TO CREATE THIN FUNCTIONAL COATINGS ON LIGHT ALLOYS
In example implementations, a method for producing a thin film coating is provided. The method includes pre-treating a substrate, placing the substrate in a bath comprising at least phosphoric acid and sulphuric acid to produce a thin anodized layer, rinsing the thin anodized layer in a solution, plating a surface of the thin anodized layer in an electro deposition bath following a plating current profile for a predetermined period, and increasing the plating current to the recommended bath plating current to produce the thin film coating having a desired initial coating thickness.
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