B05D7/227

METHOD FOR HIGH-SPEED COATING THE INNER SURFACE OF A BLANK
20230053194 · 2023-02-16 ·

In a method for the high-speed coating of the inner surface of a blank (1), preferably a can, the blank (1) rotates about it axis of rotation and a coating is applied to an inner surface of the blank (1). In order to allow for an increase in production rates and for a homogeneous coating of the inner surface of the blank (1), even with low coating thicknesses, without causing an increase in operating costs, a gas flow (10) is blown into the blank (1) via a nozzle (9) to accelerate the blank (1) and to distribute the coating in the direction of the axis of rotation (12).

Acrylic polyester resin and an aqueous coating composition containing the same

There is described an acrylic polyester resin, obtainable by grafting an acrylic polymer with a polyester material. The polyester material is obtainable by polymerizing (i) a polyacid component, with (ii) a polyol component. At least one of the polyacid component and/or the polyol component comprises a monomer having an aliphatic group containing at least 15 carbon atoms. At least one of the polyacid component and/or the polyol component comprises a functional monomer operable to impart functionality on to the polyester resin, such that an acrylic polymer may be grafted with the polyester material via the use of said functionality. Also provided is an aqueous coating composition comprising the acrylic polyester resin and a packaging coated with the composition.

METHOD OF PACKAGING BATTERY DEVICES
20230238619 · 2023-07-27 ·

A method of packaging a battery device with a metal shell, comprising: applying a waterborne two-component polyurethane composition to the metal shell of the battery device, and drying the applied polyurethane composition to form a packaging layer; wherein the polyurethane composition comprises, (A) an aqueous dispersion comprising a hydroxyl-functional polymer, wherein the hydroxyl-functional polymer comprises, by weight based on the weight of the hydroxyl-functional polymer, from 20% to 50% of structural units of a hydroxy-functional alkyl (meth)acrylate; from 0.1% to 10% of structural units of an acid monomer, a salt thereof, or mixtures thereof; and structural units of a monoethylenically unsaturated nonionic monomer; and (B) a polyisocyanate.

Machine and method for coating containers
11505351 · 2022-11-22 · ·

A device for coating containers includes at least one vacuum device for generating a vacuum, and at least one treatment station for coating containers with a plasma, wherein the treatment station is in fluid communication with the vacuum device and wherein the treatment station has at least one treatment device which can be introduced into a container, a conveyor device for transporting containers on a transport path P and at least one support element to receive at least one container, wherein the support element is movable in a direction perpendicular to the transport path P of the containers and is suitable for introducing the container into a treatment station, wherein a closure element is arranged on the support element and the closure element is suitable for closing the treatment station in an airtight manner.

Self-Sealing Coating for Fuel Tanks

A method of forming a self-sealing fuel tank includes: providing a container including internal surfaces and external surfaces and configured to hold a fuel; forming a latex coating layer over at least a portion of the internal surfaces and/or external surfaces; depositing or encapsulating an environmental layer over at least a portion of the latex coating layer; where the latex coating layer swells when contacted with the fuel; and where the latex coating layer is formed from a latex coating composition that is substantially free of a non-ionic associative thickener.

Plasma treatment method for coating a glass syringe body for a hypodermic pre-filled glass syringe

Method for coating a glass syringe body for a hypodermic pre-filled glass syringe, wherein at least one emulsion and/or one solution containing at least one layer-forming substance is applied to at least one inner surface of the hypodermic pre-filled glass syringe, which defines an axial direction, wherein at least a partial surface of the inner surface in a syringe cone of the pre-filled glass syringe is subsequently exposed to a plasma, wherein a negative pressure source is arranged in relation to the syringe cone in the axial direction opposite the atmospheric-pressure plasma source, wherein a negative pressure of less than atmospheric pressure is provided by means of the negative pressure source.

VESSELS, CONTAINERS, AND SURFACES COATED WITH WATER BARRIER COATINGS

A vessel has a lumen defined at least in part by a wall. The wall has an interior surface facing the lumen, an outer surface, and a plasma-enhanced chemical vapor deposition (PECVD) coating set supported by the wall. The PECVD coating set comprises a water barrier coating or layer having a water contact angle from 80 to 180 degrees, applied using a precursor comprising at least one of a saturated or unsaturated fluorocarbon precursor having from 1 to 6 carbon atoms and a saturated or unsaturated hydrocarbon having from 1 to 6 carbon atoms. Optionally, the coating set includes an SiOx gas barrier coating or layer from 2 to 1000 nm thick, in which x is from 1.5 to 2.9 as measured by x-ray photoelectron spectroscopy (XPS), and optionally other related coatings.

INHALER
20230081910 · 2023-03-16 · ·

An inhaler comprising a valve having a valve volume of no more than 40 micro liters and a valve having a first layer comprising a silane and a second layer comprising a polyfluoropolyether silane—and albuterol.

Apparatus and systems for applying a liquid crop-preservative formulation to a container

A method for treating a substrate with a volatile liquid, crop-preservative formulation includes transporting a predetermined quantity of the formulation from a reservoir to an injection device and applying the predetermined quantity to the substrate. The substrate may thereafter be in proximity to a crop to be treated by the vapor from the formulation. The substrate is most conveniently a portion of a container in which the crop is stored or shipped.

Acrylic polymers and compositions containing such polymers
11602768 · 2023-03-14 · ·

Coated articles, methods and coating compositions containing (a) a crosslinkable carboxyl-functional acrylic polymer made by polymerizing monomers including acidic monomer, multi-ethylenically unsaturated monomer and optional styrene or substituted styrene, and (b) a nitrogen-containing carboxyl-reactive crosslinking agent such as a beta-hydroxyalkylamide or beta-hydroxyalkylurea compound. The coating composition is useful in coating metal substrates including interior or exterior surfaces of food or beverage cans. The cured coating compositions can exhibit both good flexibility and high Tg.