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126
resultados
Última actualización
09/05/2025 [07:07:00]
Resumen de: DE102023130729A1
Die Erfindung beschreibt einen umweltfreundlichen Schmelzklebstoff auf der Basis nachwachsender Rohstoffe. Die Schmelzklebstoffformulierung setzt sich aus biobasierten Polyestern, speziell einer Kombination von Polylactid und Polybutylensuccinat, sowie aus Harzen, Weichmachern und Stabilisatoren zusammen, optional können weitere Additive zugesetzt werden, zum Beispiel Wachse, pyrogene Kieselsäure, Kalk oder Farbpigmente. Die eingesetzten Rohstoffe sind nachhaltig, biologisch abbaubar und ungefährlich für die Natur. Der Klebstoff weist eine sehr gute Haftung zu Holz, Papier, Karton und einigen überwiegend unpolaren Kunststoffen wie PMMA, ABS, PC, PLA oder PET auf und kann mit den gängigen Anlagen appliziert werden.
Resumen de: EP4549148A1
The present disclosure relates to an eco-friendly laminate and a packaging material comprising same. More specifically, a laminate, according to one embodiment of the present invention, comprises: a paper layer; and a film layer, thereby having high recyclability, easily being decomposed in soil and the ocean, and having excellent barrier properties against oxygen and/or moisture, sealing properties, and the like.
Resumen de: EP4549501A1
The invention relates to a biodegradable bio-foam and a method of manufacturing a biodegradable bio-foam, such as the claimed bio-foam. The foam provides a product comprising organic material that can be broken down naturally in compost or soil, or it can be used for bioenergy. The invention eliminates or reduces any reliance on fossil fuels and provides a bio-foam completely free of petrochemicals. The bio-foam may almost entirely be made of plant-based and/or renewable materials. The bio-foam may include green fillers, additives and structural components to replace petrochemical compounds.
Resumen de: AU2022467157A1
A compostable multilayer film is described as well as hermetically packaged products using said compostable multilayer film. The compostable multilayer films include a first film located on a first exterior surface (i.e., exterior of the package) the first film being selected from a PLA film, a paper, and a starch based film; a second film located on a second exterior surface (i.e., the interior of the package, contacting the product) the second film comprising a blend of PLA and PBAT; and a barrier film located between the first film and the second film, the barrier film including a base film having PLA and a vapor deposited metal layer located on the surface of the base film. The compostable multilayer film may be suitable for extended shelf-life storage of fluid products.
Resumen de: EP4549145A1
A multilayer comprises at least one first layer, at least one second layer, at least one intermediary layer and at least one outer layer. The first layer functions as an oxygen transmission barrier and the second layer as water vapor and/or humidity barrier. The intermediate layer is compatible with both, the first and the second layer and makes it possible to form a multilayer from a first layer and a second layer. The outer layer is located on the outside of a first layer and/or of a second layer and is the outside facing layer of the multilayer.
Resumen de: WO2024003768A1
In general terms present invention proposes a biodegradable packaging material (100). The biodegradable packaging material comprises an inner layer (102) comprising an enhanced polymeric substrate; an outer layer (104) comprising a printable substrate; and a middle layer (106), arranged between the inner layer and the outer layer, comprising at least one functionalized graphene layer, wherein the biodegradable packaging material is suitable for an anaerobic digestion, when disposed. In general terms present invention also proposes a method for manufacturing the biodegradable packaging material.
Resumen de: CN119497666A
The invention relates to a geosynthetic mat, comprising an upper cover layer, a lower cover layer, and an intermediate filling layer arranged between the upper cover layer and the lower cover layer and made of a filling layer material, the filling layer material comprising a swellable material. The invention is characterized in that the upper cover layer and/or the lower cover layer consists of a biodegradable material or comprises a biodegradable material, the peel strength at a predetermined time after the start of the biodegradation process being characterized by a degree of residual peel strength, the residual peel strength degree is formed by a square number of a quotient of a reduced peel strength and an initial peel strength, and the upper cover layer and the lower cover layer and the connecting structure have the reduced peel strength at the predetermined time point. The upper and lower cover layers and the connecting structure have the initial peel strength prior to initiation of the biodegradation process.
Resumen de: WO2024006761A1
Aqueous adhesive compositions comprising polyvinyl acetate can be extended by a) providing an adhesive polymer component wherein at least about 75% of adhesive polymer materials present in the adhesive polymer component is polyvinyl acetate; b) providing an aqueous saccharide composition comprising fructose and glucose in a fructose to glucose weight ratio of from about 3:10 to about 10:3, wherein the fructose and glucose combined are at least about 50 percent of all saccharides present in the aqueous saccharide composition. The aqueous saccharide composition has a total saccharides dry solids content of at least 70 percent by weight based on the total aqueous saccharide composition. The adhesive polymer component is mixed with the aqueous saccharide composition to form an extended aqueous adhesive composition comprising from about 5 to about 50 percent by dry weight of the saccharide composition. Compositions and methods of use are also described.
Resumen de: EP4480701A2
Multilayer biodegradable film particularly suitable for use in the manufacture of packaging, comprising at least one layer (A) comprising at least one aliphatic-aromatic biodegradable polyester blended with an aliphatic polyester having at least 70% in moles of succinic acid, and at least one layer (B) comprising a polymer composition comprising an aliphatic-aromatic polymer. The film has high mechanical properties, in particular a high elastic modulus, and appreciable optical transparency properties.
Resumen de: JP2025070388A
【課題】紙基材とポリ（ヒドロキシアルカノエート）系樹脂を含む樹脂層を有する積層体において、カールが少なく、樹脂層表面のピンホールが少なく優れた耐油性を有し、油を多く含む食品の包装材料に適用し得る積層体の製造方法を提供すること。【解決手段】紙基材の表面に、アクリル系樹脂を含む水性コーティング液を塗布後、加熱してプライマー層（Ｂ）を形成する工程〔工程（ｉ）〕と、プライマー層（Ｂ）の表面に、ポリ（ヒドロキシアルカノエート）系樹脂を含む水性分散液を塗布して塗布膜を形成し、該塗布膜の表面温度が、前記ポリ（ヒドロキシアルカノエート）系樹脂の融点（Ｔｍ）＋５℃～Ｔｍ＋２０℃になるように加熱し、樹脂層（Ｃ）を形成する工程〔工程（ｉｉ）〕とを順次行うことを含む製造方法。【選択図】なし
Resumen de: WO2025084385A1
A biodegradable polymer composite material (1) comprises: a base material (10) containing a biodegradable polymer; an enzyme (12) that has the ability to degrade the biodegradable polymer supported on the base material (10); and a biodegradable polymer coating (20) provided on the base material (10).
Resumen de: MX2024013575A
The invention concerns a capsule for use in a beverage preparation machine, said capsule containing a soluble and/or extractable beverage ingredient, said capsule comprising : - a capsule body (2) defining a chamber (21), - a top membrane (3) closing the top opening, and adapted to be punctured for liquid injection into the capsule, and - a bottom membrane (4), provided inside the chamber (21) so as to delimit between the top membrane (3) and said bottom membrane an ingredient chamber, and - an opening device (5) provided inside the chamber and adapted to open the chamber by relative engagement of said opening device with the bottom membrane (4) under the effect of the liquid pressure increase in the ingredient chamber during injection of said liquid, wherein said opening device (5) is made of a biodegradable material, and said biodegradable material is a polymeric composition, said polymeric composition comprising : - at least one polymer selected from the group consisting of polyhydroxyalkanoates (PHA), - at least one or more nucleants, - at least one or more mineral fillers.
Resumen de: MX2024013574A
The invention concerns a capsule for use in a beverage preparation machine, said capsule containing a soluble and/or extractable beverage ingredient, said capsule comprising : - a capsule body (2) defining a chamber (21), - a top membrane (3) closing the top opening, and adapted to be punctured for liquid injection into the capsule, and - a bottom membrane (4), provided inside the chamber (21) so as to delimit between the top membrane (3) and said bottom membrane an ingredient chamber, and - an opening device (5) provided inside the chamber and adapted to open the chamber by relative engagement of said opening device with the bottom membrane (4) under the effect of the liquid pressure increase in the ingredient chamber during injection of said liquid, wherein the bottom membrane is a laminated multilayer material comprising successively : - a vegetable parchment layer (41), and - an adhesive layer (42), and - a non-woven material layer (43) comprising fibres, wherein said fibres are biodegradable fibres, and wherein the vegetable parchment layer faces the opening device (5).
Resumen de: AU2023250109A1
The invention relates to a container system, intended for single use, for storing and transporting food, in particular entire meals, comprising two or more separate containers with the same or different volumes, preferably made of a compostable material. Each container comprises a base, side walls which are connected to the base, and an opening opposite the base, via which the contents can be accessed. The containers are securely connected to a common covering sheet via an upper edge, such that a multi-layer structure is formed in this region. According to the invention, removeable container covers are provided in the covering sheet, which have the shape of the respective containers openings. After removal of the container cover, a skeleton of the covering sheet remains which stays connected to the container edges.
Resumen de: US2025136808A1
The invention relates to the technical field of polyhydroxyalkanoate materials, and specifically discloses a marine degradable polyhydroxyalkanoate composition, a molded body and a preparation method thereof. The polyhydroxyalkanoate composition includes: (A): 38 to 89.5 parts of a polyhydroxyalkanoate; (B): 10 to 30 parts of an other fully biodegradable resin; (C): an additive, including: 0.1 to 0.5 parts of a chain extender, 0.1 to 1 parts of an antioxidant, and 0.1 to 1 part of a lubricant; (D): 0 to 30 parts of a filler. The molded body prepared from the composition provided by the present invention has high marine degradability and meets the marine biodegradation certification standard. In addition, the preparation method of the present invention can improve the processability and processing efficiency of the blended composition provided by the present invention.
Resumen de: US2025136821A1
Problem To provide an aqueous-emulsion oil-resistant coating material excellent in terms of air permeability, oil resistance, and carbon neutrality, by using a bio-derived component as a main component. Solution An aqueous-emulsion oil-resistant coating material comprising component (a), which is hydrogenated castor oil and/or rice wax, component (b), which is poly(vinyl alcohol) and/or casein, and water; a method for producing paper, characterized by applying the aqueous-emulsion oil-resistant coating material; and paper having a coating layer including the aqueous-emulsion oil-resistant coating material.
Resumen de: AU2023361532A1
The present invention relates to a compostable food packaging comprising: a) a compostable moulded tray having an interior cavity for receiving a foodstuff, an opening through which the foodstuff can be accessed, and a lip extending at least partially around the opening; b) wherein the compostable moulded tray forms a compostable barrier, or wherein the compostable moulded tray comprises a compostable barrier film extended over, and bonded to, the interior cavity and lip of the tray by means of a paper and biofilm heat seal adhesive; and c) a compostable lid which is peelably adhered around the opening and extending to the lip using a peelable adhesive. The packaging is particularly useful for producing single serve sauce pots for quick serve restaurants and take-away outlets, but could also be used for single serve cooking sauces and concentrated stock. The invention also relates to methods of producing such a compostable food packaging.
Resumen de: WO2025088068A1
The invention relates to a packaging (1) having a moulded fibre part (2) and a film (3) which is moulded onto the moulded fibre part (2). The moulded fibre part (2) is compostable and the film (3) is also compostable. The entire packaging (1) can be compostable. The film (3) can be two-layered or three-layered and constitute both a water vapour diffusion barrier and an oxygen diffusion barrier. The packaging (1) can be an outer packaging for a plurality of portion packages (4), each containing an extraction product (42), and which are compostable. The film (3) can be a multi-layer film having a first layer (31) made of PBS or PHBH and a second layer (32) made of a vinyl alcohol copolymer. For production, the film (3) can be thermoformed.
Resumen de: US2025135760A1
A stock of a protective packaging material comprises foamed polysaccharide material. It is suggested that the stock comprises a plurality of essentially and generally flat panels each having at least a straight side edge, wherein adjacent panels are connected to each other at their common straight side edges by means of a hinge portion and are folded relative to each other such that they form a stack of essentially parallel panels.
Resumen de: US2025136341A1
The present invention relates to a packaging of containers comprising a plurality of containers and packaging material, wherein the packaging material is free of plastic and wherein the packaging material comprises a bottom piece made of cardboard or paperboard, wherein the bottom piece is a bottom sheet or a bottom tray, and at least one first paper tape comprising an adhesive. In one embodiment, the packaging of containers further comprises a top cover made of cardboard or paperboard, wherein the top cover is a top tray or a top lid, and wherein the at least one first paper tape connects the bottom piece with the top cover. In another embodiment, the first paper tape extends vertically around the packaging of containers from one side edge of the bottom piece to an opposing side edge of the bottom piece and is formed into a handle on top of the packaging of containers.
Resumen de: WO2025086350A1
The present invention provides a preparation method for and the use of a polyurethane carrier, and aims to solve the problems of a common polyurethane carrier having poor hydrophilicity, a low biofilm formation speed, poor efficiency during denitrification of sewage having a low carbon-nitrogen ratio, etc. The preparation method comprises: I, mixing a polyurethane resin, hydrophilic cellulose, starch, graphene, a foaming agent, a foaming aid and a surfactant until uniform, and foaming and curing same, so as to obtain a polymer carrier; II, cleaning the polymer carrier, and soaking same in an H2SO4 solution; III, soaking the pretreated carrier in a biochar solution; and IV, soaking the carrier loaded with biochar in a mixed solution of a saturated Ca(OH)2 solution and CaCl2, and then placing same in an aqueous solution of graphite powder for an ultrasonic treatment, so as to obtain a polyurethane carrier. The polyurethane carrier prepared in the present invention has relatively high hydrophilicity and a relatively fast biofilm formation speed, and can improve the interspecific electron transfer capability during the process of sewage treatment and effectively improve the efficiency regarding the treatment of sewage having a low carbon-nitrogen ratio.
Resumen de: WO2025089316A1
The purpose of the present invention is to provide a material that has higher strength and/or bioadhesion after self-repair and is obtained by using an elastin-like polypeptide. Provided is a composition comprising: a polypeptide that has an amino group and comprises an elastin-like block peptide sequence including a G sequence block comprising (SEQ ID NO: 1:X1GGX2G)n (wherein: X1's are the same as or different from each other and each independently represent V or L; X2's are the same as or different from each other and each independently represent V or L; and n represents an integer of 4 or more) and a P sequence block comprising (SEQ ID NO: 2:VPGX3G)m (wherein X3's are the same as or different from each other and each independently represent an arbitrary amino acid residue, and m represents an integer of 5 or more); and a water-soluble polymer having an aldehyde group.
Resumen de: WO2025089635A1
Provided are an antibacterial nanostructure and an antibacterial nanocomposite comprising same. The antibacterial nanostructure comprises chemical formula 1. Chemical formula 1 (M represents a metal ion in chemical formula 1.)
Resumen de: WO2025090127A1
Method for producing linseed oil-based polymer construction materials comprising plant-based materials. Plant-based materials, e.g., fermented hemp, brewing trub, and spent hops, are advantageous as construction materials because they have functional properties comparable to conventional synthetic materials but comprise natural materials, can be obtained at low cost, and reduce waste.
Nº publicación: IL319981A 01/05/2025
Solicitante:
TIPA CORP LTD [IL]
LANCRY ELI [IL]
TIPA CORP. LTD,
LANCRY Eli
Resumen de: AU2023355907A1
Provided is a multilayered biodegradable sheet having at least three layers, such as three layers or five layers, wherein a first outer polymer layer comprises polybutylene succinate (PBSA) and polylactic acid (PLA); a second outer polymer layer comprises polycaprolactone (PCL) and PLA; and a core layer comprises polybutylene adipate terephthalate (PBAT).
BOPI
Sede Electrónica
