The present disclosure relates to a composite membrane and a packaging structure. The composite membrane comprises: a carrier layer; and an information layer, wherein the information layer is disposed on one side of the carrier layer along thickness direction of the composite membrane, and the information layer further comprises a light-transmitting layer, a first pattern layer, and a second pattern layer, which are disposed along the thickness direction of the composite membrane, wherein: the first pattern layer is disposed close to the carrier layer; the light-transmitting layer is disposed on one side of the first pattern facing layer away from the carrier layer; the second pattern layer is disposed on one side of the light-transmitting layer facing away from the carrier layer, and the second pattern layer and the first pattern layer present different visual information of one multi-dimensional object.

A thermally expandable sheet includes: a first thermally expansive layer that is formed on one side of a base and contains a first thermally expandable material and a first binder, the first thermally expansive layer having a first ratio of the first thermally expandable material with respect to the first binder; and a second thermally expansive layer that is formed on the first thermally expansive layer and contains a second thermally expandable material and a second binder, the second thermally expansive layer having a second ratio of the second thermally expandable material with respect to the second binder, wherein the second ratio is lower than the first ratio.

A hybrid protective coating includes an inorganic component and an organic component such that the inorganic component includes at least one of a metal oxide, a metal fluoride, or combination thereof, and the organic component includes at least one metalcone.

The present invention relates to a method for determining the composition of a multi-layer system showing a predetermined colour flip-flop effect, wherein the multi-layer system comprises from bottom to top a) a substrate, b) at least one first colour layer containing a colourant, which is arranged on the substrate a), c) on the at least one first colour layer an effect layer containing at least one platelet-shaped effect pigment, and d) on the effect layer c) at least one second colour layer containing a colourant, wherein each of the at least one first colour layer and of the at least one second colour layer contains a colourant being no platelet-shaped effect pigment, wherein the method comprises the following steps: i) specifying a first target value for the colour shade and/or colour brightness of the top side of the multi-layer system seen at a first observation angle, ii) specifying a second target value for the colour shade and/or colour brightness of the top side of the multi-layer system seen at a second observation angle, wherein the second observation angle is different from the first observation angle, and wherein the second target value is different from the first target value, iii) specifying a colourant system comprising at least one colourant and further comprising one effect pigment layer recipe being suitable for forming the effect layer c), iv) providing at least one empirical model of the relationship between the colour shades and/or colour brightness at least two different observation angles comprising at least the first observation angle and the second observation angle specified in step ii) of the top side of a first number of multi-layer systems, at least 90% of which comprising at least one first colour layer b) having at least one colourant as specified in step iii), at least one second colour layer d) having at least one colourant as specified in step iii) and an effect layer c) made of the effect pigment layer recipe specified in step iii), and v) determining—making use of the at least one empirical model provided in step iv)—the composition of a multi-layer system (10) having within a predetermined tolerance the first target value specified in step i) and the second target value specified in step ii), or, if none is found, specifying a new tolerance for the first target value specified in step i) and/or the second target value specified in step ii), or specifying in steps i) and ii) a new first target value and/or new the second target value, or repeating the method by specifying in step iii) a different colourant system, which preferably covers more different colourants than the colourant system used before, wherei

The invention relates to a metallized multilayer sheet material for packaging having a water vapour transmission rate of below 5 g/m.sup.2/day at 38° C. RH:90% comprising:

a water vapour permeable sheet substrate, and

at least two metallized layers, each covered directly by a solvent based polymeric coating layer,

wherein the cumulated metallized layers have an optical density of at least 2.5 and/or a thickness of at least 15 nm.

Coating compositions are provided that eject droplets of condensed fluid from a surface. The coatings include a nanostructured coating layer and in some embodiments, also include a hydrophobic layer deposited thereon. The coating materials eject droplets from the surface in the presence of non-condensing gases such as air and may be deployed under conditions of supersaturation of the condensed fluid to be ejected. A heat exchanger design utilizing the coating is described herein.

Provided is a method for forming a multilayer coating film, comprising simultaneously curing an uncured base coating film, an uncured effect coating film, and an uncured clear coating film. In this method, an effect pigment dispersion (Y) contains water, a rheology control agent (A), and a flake-effect pigment (B), and has a solids content of 0.5 to 10 mass %; the flake-effect pigment (B) is an interference pigment in which a transparent or translucent base material is coated with a metal oxide; and the flake-effect pigment (B) is contained in an amount of 30 to 90 parts by mass based on 100 parts by mass of the total solids content in the effect pigment dispersion (Y).

A composition that is easily applied, clear, well-bonded, and superhydrophobic is disclosed. In one aspect, the composition includes a hydrophobic fluorinated solvent, a binder comprising a hydrophobic fluorinated polymer, and hydrophobic fumed silica nanoparticles. Also disclosed is a structure including a substrate coated with the composition, as well as a method for making the composition and a method of coating a substrate with the composition.

A coating that can be easily applied, clear, well-bonded, and superhydrophobic is disclosed. In one aspect, an article comprises a coating layer, the coating layer having an inward surface and an opposing outward surface, the inward surface disposed adjacent a substrate surface. The coating layer comprises a hydrophobic fluorinated polymer and a plurality of nanoparticles. The plurality of nanoparticles includes nanoparticles on the outward surface of the coating layer.

A method for manufacturing a water resistant substrate comprises a first step of providing a substrate. The method proceeds with a step of populating at least one component onto the substrate. Next, the method includes a step of cleaning the substrate including the at least one component to form a cleaned substrate. Then, the method proceeds with depositing a multi-layered water resistant coating onto the cleaned substrate.