The present invention relates to a process for obtaining a multilayer composition, to a composition obtainable via such method and to an article comprising said composition. The process comprises at least the following: i. providing a polymeric layer (L1) comprising an aromatic polymer selected from the group consisting of poly(aryl ether sulfone) polymer (P1) and a polyarylene sulphide (P2), and having at least one surface (S1); ii. treating at least the surface (S1) of (L1) with a radio-frequency glow N discharge process in the presence of an etching gas medium comprising a nitrogen-containing gas to obtained an etched surface (52); iii. optionally, contacting the etched surface (S2) obtained in step ii. with a composition (LC3) comprising a surfactant to obtain at least a pre-treated surface (S2a); iv. contacting the etched surface (S2) obtained in step ii. or the pre-treated surface (S2a) obtained in step iii. with a liquid composition (LC1) comprising at least a metal (MC) in ionic form and having a pH not less than 9.0, so as to provide an article having at least one surface (S-3) treated with a composition containing metal (MC) in ionic form; v. reducing metal (MC) in ionic form on (S-3) to its metallic form by contacting (S-3) with a liquid composition (LC2) containing a reducing agent; vi. forming by electroless deposition a layer (L2) onto the at least one treated surface obtained in step v., said layer (L2) comprising at least one metal compound (M1) and metal (MC) in ionic form; vii. applying an additional layer (L3) comprising a metal (M2), equal to or different from (M1), directly on layer (L2); and, optionally, viii. applying an additional layer (L4) of a metal (M2) on (L3).

A member includes a base material and an electroless plating layer. The base material includes an elastic section that includes a sulfur-containing elastic body. The electroless plating layer is provided on the elastic section of the base material. The base material includes the elastic section, and the electroless plating layer is positioned on one surface of the elastic section. The elastic section has a portion that is elastically deformable together with the electroless plating layer.

The present invention provides a surface-independent surface-modifying multifunctional biocoating and methods of application thereof. The method comprises contacting at least a portion of a substrate with an alkaline solution comprising a surface-modifying agent (SMA) such as dopamine so as to modify the substrate surface to include at least one reactive moiety. In another version of the invention, a secondary reactive moiety is applied to the SMA-treated substrate to yield a surface-modified substrate having a specific functionality.

The present invention provides a method of forming a metal layer on a specific photosensitive resin. The method comprises the following steps: (i) pretreatment: cleaning and pre-activating a surface of the photosensitive resin by using an alkaline solution; (ii) surface modification: soaking the photosensitive resin in a surface modifier to form an organic modification layer; (iii) surface activation: adding catalytic metal ions to form a metal ion complex with the organic modification layer; (iv) reduction reaction: reducing the metal ion complex into a nano metal catalyst by using a reducing agent; (v) chemical plating: soaking the photosensitive resin in an chemical plating solution to form a conductive metal layer; (vi) heat treatment: baking the photosensitive resin at 100-250 C., and (vii) electroplating thickening: electroplating the baked photosensitive resin to thicken the conductive metal layer.

The present invention relates to a composition in the form of sheet or layer comprising a layer of an aromatic polymer and a layer of metal adhering to at least one side of said polymeric sheet, and to its uses.

A method including activating an area of a polymer layer on a substrate with electromagnetic radiation; modifying the activated area; forming a self-assembled monolayer on the modified active area; reacting the self-assembled monolayer with the self-assembled monolayer; and reacting the self-assembled monolayer with a conductive material. A method including activating an area of a polymer dielectric layer on a substrate with electro-magnetic radiation, the area selected for an electrically conductive line; modifying the activated area; forming a self-assembled monolayer on the modified active area; reacting the self-assembled monolayer with a catalyst; and electroless plating a conductive material on the self-assembled monolayer.

The present invention provides a surface-independent surface-modifying multifunctional biocoating and methods of application thereof. The method comprises contacting at least a portion of a substrate with an alkaline solution comprising a surface-modifying agent (SMA) such as dopamine so as to modify the substrate surface to include at least one reactive moiety. In another version of the invention, a secondary reactive moiety is applied to the SMA-treated substrate to yield a surface-modified substrate having a specific functionality.

The present disclosure provides a coating composition for use in coating polyester film, polyimide film, polyvinyl chloride film, semi-embossed film, polyvinyl chloride film and like, comprises poly(4-vinyl pyridine), SU-8, a solution such as isopropyl alcohol, 1,4-dioxane. A simple universal solution-based coating method for fast surface modification of various substances by applying an effective amount of pyridine ligands to immobilize transitional metal ions that can behave as the catalyst of electroless copper plating for surface metallization while functioning as the adhesion-promoting layer between the substrate and deposited metal.

A plasma treatment apparatus and a plasma treatment method are provided. The apparatus includes a chamber, a planar plasma-generating electrode, a sample suspension and holding system, and an optical observation system. The chamber defines a processing inner chamber, and the top portion of the chamber has a window. The planar plasma-generating electrode is located in the processing inner chamber for generating a planar plasma. The sample suspension and holding system is disposed opposite to the planar plasma-generating electrode in the processing inner chamber to suspend and hold a sample. The optical observation system is located in the processing inner chamber adjacent to the sample suspension and holding system to measure the thickness range of a planar plasma effective influence region through the window of the chamber.

Disclosed herein is a structure for strengthening strength and a method of manufacturing the same, and more particularly to a structure for strengthening strength in which a coating layer made of material containing tungsten is formed on the surface of a base of a base metal or a bass of a metal base. According to the present invention, it is possible to substitute synthetic resins and metal products which are currently manufactured and used, exhibit excellent physical properties and mechanical properties as compared with those of synthetic resins and metal products. And also if necessary, the surface of the metal plating of the structure according to the present invention may be plated with various precious metals such as gold and silver to meet the demand of the customer.