B32B2307/41

Biodegradable Multi-Layer Packaging Element, Such as a Foil or Wrap, for a Food Product, Packaging Unit with Such Packaging Element, and Method for Manufacturing Such Packaging Element
20230040636 · 2023-02-09 ·

The present invention relates to a biodegradable multi-layer packaging element, such as a foil or wrap, for a food product, a food packaging unit comprising such multi-layer and a method for manufacturing such biodegradable multi-layer, with the multi-layer comprising: —an inner cover layer comprising an amount of a biodegradable aliphatic polyester; —a first intermediate layer of a biodegradable material for connecting and/or sealing adjacent layers; —a functional layer comprising a vinyl alcohol polymer; —a second intermediate layer of a biodegradable material for connecting and/or sealing adjacent layers; and —an outer cover layer comprising an amount of a biodegradable aliphatic polyester.

Decorative print member and display device including the same
11554571 · 2023-01-17 · ·

A decorative print member and a display device including the decorative print member are provided. The decorative print member includes a base layer, a first decorative print pattern disposed on the base layer, and a shielding layer disposed over the first decorative print pattern. The first decorative print pattern includes a first decorative print layer disposed on the base layer, and a second decorative print layer disposed on the first decorative print layer. The shielding layer covers upper and side surfaces of the second decorative print layer, and a side surface of the first decorative print layer protrudes outwardly from the side surface of the second decorative print layer and a side surface of the shielding layer.

Prepregs and laminates having a UV curable resin layer
11558962 · 2023-01-17 · ·

Prepregs having a UV curable resin layer located adjacent to a first thermally curable resin layer or sandwiched between first and second thermally curable resin layers wherein the UV curable resin layer is uncured or partially cured as well as methods for preparing laminates using the prepregs wherein the laminate includes at least one UV curable resin encapsulated electrical component.

Shrink film

Oriented, multilayer shrink films, either clear or opaque, comprise a core layer and at least one skin layer. The core layer has a thickness greater than the thickness of the at least one skin layer. The at least one skin layer comprises at least one cyclic-olefin copolymer as the predominant component thereof. The core layer comprises a blend of a polyolefin polymer and a polybutene-1 copolymer with ethylene, the butene-1 constituting over 75% by weight of the polybutene-1 copolymer. The film has a shrinkage of at least 20% in at least one of the machine and transverse directions of formation when said film is heated to a temperature of between 80 and 100° C. Optionally the films can include a propylene-based elastomer, a styrenic based block copolymer elastomer, reclaim including the components of the film, or combinations thereof.

ABSORBENT ARTICLES COMPRISING GARMENT-FACING LAMINATES

An absorbent article is provided. The absorbent article comprises a liquid permeable topsheet on a wearer-facing side of the absorbent article and a garment-facing laminate on a garment-facing side of the absorbent article. The garment-facing laminate comprises a first nonwoven layer and a second layer joined to the first nonwoven layer. The first nonwoven layer comprises a plurality of apertures. At least 3 of the plurality of apertures in a repeat unit have a different Effective Aperture Area, according to the Aperture Test herein, a different shape, or a different Absolute Feret Angle, according to the Aperture Test herein. The absorbent article comprises an absorbent core disposed at least partially intermediate the liquid permeable topsheet and the garment-facing laminate.

Multizone On-Demand Printable Construct
20180001684 · 2018-01-04 ·

A laminated construct such as a ticket or game piece includes an internal on-demand thermally printable layer hidden between substantially opaque substrates. One of the substrates is a metallized film and the other substrate is a direct thermal print medium. The construct can be arranged in various ways including an arrangement for presenting some thermally printed information for immediate viewing and other thermally printed information that is temporarily hidden from view beneath the metallized film. The arrangements include arranging the metallized film as a plurality of island that are individually peelable apart from the direct thermal print medium for revealing the temporarily hidden information.

ENHANCED CO-FORMED/MELTSPUN FIBROUS WEB STRUCTURE

An enhanced, co-formed fibrous web structure is disclosed. The web structure may have a co-formed core layer sandwiched between two scrim layers. The core layer may be formed of a blend of cellulose pulp fibers and melt spun filaments. The scrim layers may be formed of melt spun filaments, and the filaments forming one or both scrim layers may have a number average diameter of 4.5 μm or less. Filaments of one or both of the scrim layers, and optionally the core layer, may also be meltblown filaments. Alternatively, the filaments forming the scrim layers may constitute from 1 to 13 percent of the weight of the structure. Alternatively, the scrim layers may have a combined basis weight of from 0.1 gsm to less than 3.0 gsm. A method for forming the structure, including direct formation of layers, is also disclosed.

OPTICAL SWITCH DEVICES

A security device includes an array of lenses and a plurality of first and second segments disposed under the array of lenses. At a first viewing angle, the array of lenses presents a first image for viewing without presenting the second image for viewing, and at a second viewing angle different from the first viewing angle, the array of lenses presents for viewing the second image without presenting the first image for viewing. At least one first or second segment can include one or more microstructures or one or more nanostructures configured to produce one or more colors for the first or second image.

Heat sealable films

In an embodiment, a heat-seal film includes 10-90 wt % of a first polymer component and 10-90 wt % of a second polymer component, based on a total weight of the first polymer component and the second polymer component, wherein: the first polymer component includes propylene, and optionally, up to 18 wt % of a C.sub.2 and/or a C.sub.4-C.sub.20 α-olefin based on a total weight of the first polymer component; and the second polymer component includes 91-99.9 wt % of propylene and 0.1-9 wt % of ethylene based on a total weight of the second polymer component, the second copolymer component having a melt flow rate of 2-60 g/10 min. In another embodiment, a multi-layer film structure includes a heat-seal layer including a heat-seal film described herein; and an unoriented, an uniaxially oriented, or a biaxially oriented base layer including polypropylene homopolymer, a polypropylene random copolymer, or a combination thereof.

Tubular liner for the rehabilitation of a sewer pipe
11708931 · 2023-07-25 · ·

The invention relates to a tubular liner for the rehabilitation of an, in particular, underground sewer pipe, comprising at least an inner tubular film, a resin-carrier layer surrounding the inner tubular film, and comprising a mechanically protective outer film system. The outer film system comprises at least one outer film in the form of a UV-radiation- and short-wavelength, visible light-absorbing and/or -reflecting, single-layer or multi-layer film which contains, in one or more polymer layers, at least one short-wavelength, visible light-absorbing and/or—reflecting, organic or inorganic color pigment or a corresponding dye, and at least one organic or inorganic compound which absorbs and/or reflects the UV radiation. Moreover, the outer film system comprises at least one mechanically stable reinforcing web which rests on the aforementioned outer film. The outer film system has a transmittance for visible light at at least one wavelength in the range of 550 nm to 800 nm of at least 1%. The invention also relates to a method for manufacturing such an outer film system and to such an outer film system itself.