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138
results.
Updated on
01/05/2026 [07:50:00]
Absstract of: US20260117030A1
The present invention provides a modification method of polyhydroxyalkanoate (PHA), which comprises the following steps: dispersing nanoparticles into a liquid phase environment, adding the PHA, and blending at a high speed to modify, and simultaneously, combining with the extraction process of the PHA, namely continuously and integrally performing extraction and modification, and achieving high-purity extraction and reinforcing and toughening modification of the PHA by a one-step method. The PHA material obtained by the method can be directly applied to multiple fields without subsequent modification processing.
Absstract of: EP4733345A1
Provided are a resin reinforcing material including a plant-derived biofiller and a latex coating layer formed on a surface of the biofiller, wherein the latex coating layer includes a carboxyl group-containing conjugated diene-based rubber, a method for producing the same, a resin composition including the same, and a composite produced from the resin composition.
Absstract of: EP4733346A1
0001 A film contains a poly(3-hydroxyalkanoate) resin (A) and a polylactic acid resin (B), and the polylactic acid resin (B) exhibits a melting point peak with a peak temperature below 170°C in differential scanning calorimetry. The amount of the polylactic acid resin (B) is preferably from 10 to 60 wt% based on the total weight of the poly(3-hydroxyalkanoate) resin (A) and the polylactic acid resin (B).
Absstract of: EP4733062A1
0001 A multilayer film, suitable for packaging of pasty and liquid foodstuffs and/or consumable goods having a water content of 10% w/v or more, the multilayer film comprising a first film being a cellulose-based film; a second film being a thermoplastic and compostable polymer film; wherein the first film and the second film are thermally bonded.
Absstract of: WO2024261401A1
Method for on-site producing alkenyl ketene dimer (AKD) emulsion, in which method an AKD wax and a heated emulsifying agent solution comprising starch and/or a synthetic polymer is premixed in a two-stage premixing unit, which comprises a first low-shear premixing unit, where the heated emulsifying agent solution is mixed with the AKD wax to obtain a mixture comprising melted AKD wax and the emulsifying agent, and a second high- shear premixing unit, where the mixture comprising melted AKD wax and the emulsifying agent is mixed to obtain a pre-emulsion of AKD, and then the pre-emulsion of AKD is emulsified in an emulsifying unit. Alkenyl ketene dimer emulsion produced by the method comprises AKD and an emulsifying agent comprising starch and/or a synthetic polymer starch, and AKD has a medium value of the particle size distribution of more than 0.5 µm, typically in the range of 0.5 – 5 µm.
Absstract of: EP4733347A1
A stretched film contains a poly(3-hydroxyalkanoate) resin (A) and a polylactic acid resin (B). The poly(3-hydroxyalkanoate) resin (A) includes a copolymer (A-1) that contains 3-hydroxybutyrate units and other hydroxyalkanoate units, in which the proportion of the other hydroxyalkanoate units is from 10 to less than 24 mol%, and that has a weight-average molecular weight of 70 × 104 or more. The amount of the copolymer (A-1) is from more than 20 to 75 wt% based on the total weight of the poly(3-hydroxyalkanoate) resin (A) and the polylactic acid resin (B).
Absstract of: WO2024260508A1
The invention relates to a meal transport container (1) for transporting a meal, having a base surface and a plurality of lateral walls, wherein the base surface and the lateral walls (10, 20, 30, 40) together form a transport region for the meal when the meal transport container is in the folded-up state, and the meal transport container, when in the unfolded state, is flatter compared to its folded-up state. The invention is characterised in that the meal transport container has a fold reinforcement region (15, 25, 35, 45) which, when the meal transport container is in the unfolded state, interconnects two of the lateral walls, which are adjacent to one another, and/or which, when the meal transport container is in the unfolded state, is situated in a corner region located between the two adjacent side walls, wherein one of the two adjacent lateral walls is a lateral wall to be reinforced for which the fold reinforcement region forms a reinforcement from at least two layers and/or from at least one layer when the meal transport container is in the folded-up state, said reinforcement at least partially reinforcing the lateral wall to be reinforced.
Absstract of: FR3167646A1
Matériau pour la fabrication d’articles compostables, comprenant les composants suivants dans les proportions : 65-95% de source de polysaccharide comprenant au moins 80% d’amidon ;5-35% d’au moins deux polyols ; 0-10 % d’au moins deux additifs ; q.s.p eau ; les pourcentages étant des pourcentages massiques exprimés par rapport à la masse totale du matériau. Figure 1.
Absstract of: WO2015114126A1
There is shown and described a polymer composition containing, based on the total weight of the polymer composition, the following components: a. 15 to 70% by weight PLLA, b. 0.1 to 15% by weight PDLA, c. 5 to 40% by weight polyester and d. 5 to 40% by weight organic or inorganic filler. Such polymer compositions may be biodegradable, contain mainly bio-based carbon and have increased heat resistance. Furthermore, such polymer compositions can be used in specific methods for producing shaped parts, films or fibres which, due to their high heat resistance, can also be used as vessels for coffee preparation systems.
Absstract of: WO2021170610A1
A composite nonwoven (1, 51, 61) and a process (100, 101, 102) for producing the composite nonwoven (1, 51, 61) are disclosed, wherein the composite nonwoven (1, 51, 61) comprises at least one spunbonded fabric (8, 54, 64) of randomly laid and substantially endless regenerated cellulosic filaments (4, 55, 65) and also comprises at least one layer (52, 62) of bio-based biodegradable short fibres (14, 53, 63). To provide a completely biodegradable composite nonwoven of the type mentioned at the beginning that has great stability and high tensile strength and also good absorption properties and haptic properties, and moreover can be produced at low cost, it is proposed that the composite nonwoven (1, 51, 61) has at least one blended area (56, 66), in which the filaments (4, 55, 65) of the spunbonded fabric (8, 54, 64) and the short fibres (14, 53, 63) are in a physically interconnected state.
Absstract of: US20260109521A1
0000 A compostable laminated packaging film comprises a first cellulosic layer having a first major surface and a second major surface opposite the first major surface. The first major surface of the first cellulosic layer is configured to face away from a product to be packaged and the second major surface of the first cellulosic layer has undergone surface treatment. A second cellulosic layer has a first major surface and a second major surface opposite the first major surface. The first major surface of the second cellulosic layer is configured to face toward a product to be packaged and the second major surface of the second cellulosic layer has undergone surface treatment. A pattern bonded extrusion interlayer comprises a compostable polymer disposed between the first and second cellulosic layers and defines bonded and unbonded regions arranged in a patterned configuration.
Absstract of: US20260109876A1
0000 The present invention relates to a biodegradable polymer blend based on a biodegradable aliphatic aromatic polyester and/or aliphatic polyester comprising: The blend comprises—10 to 80% by weight, based on the total weight of polyester a), polymer b) and polycaprolactone c), of at least one biodegradable polyester a) selected from the group consisting of aliphatic-aromatic polyesters, aliphatic polyesters, which are different from polymers b) and c), and mixtures thereof;—18 to 88% by weight, based on the total weight of polyester a), polymer b) and polycaprolactone c), of at least one polymer b), selected from the group consisting of polyhydroxyalkanoates, polylactides, polyglycolic acid and mixtures thereof;—2 to 72% by weight, based on the total weight of polyester a), polymer b) and polycaprolactone c), of at least one polycaprolactone c) having a viscosity number of at least 110 ml/g, in particular at least 150 ml/g, preferably at least 200 ml/g, especially at least 250 ml/g, as determined according to DIN 53728-3:1985-1; wherein the total weight of polyester a), polymer b) and polycaprolactone c) is at least 50% by weight, based on the total weight of the blend. The present invention relates to the use of the blend for coating substrates or for producing a rigid packaging article, to a mono-layered or multi-layered film comprising at least one layer comprising a biodegradable polymer blend, as defined hereinafter and to a process for coating a substrate la
Absstract of: US20260109531A1
The use of kenaf paper for use to manufacture sleeves, cups, trays, containers, and other similar devices made from kenaf.
Absstract of: US20260109514A1
0000 A bag comprised of kenaf paper. The bag having certain tensile MD strength, tensile CD strength and a burst strength to function as a paper bag.
Absstract of: US20260109823A1
A packaging biological material and to a method for manufacturing thereof uses residues of annual agricultural plants, where said material may be used for packaging industrial, food, cosmetic, and other various goods, as well as a building material. The packaging material may include cellulose fibers, and it further comprises clay, calcium carbonate (CaCO3), natural glycerol, natural gelatin, at least one additional natural polymer and water. A method for manufacturing a packaging biomaterial includes grinding a fibrous cellulose material comprising corn tops, boiling the ground fibrous cellulose material together with additional components, forming a resultant mass and drying the biomaterial, while sunflower straw and tops are further used as the fibrous cellulose material, and clay, calcium carbonate (C-CaCO3), natural glycerol, natural gelatin, at least one additional natural polymer and water are used as the additional components.
Absstract of: WO2026085526A1
Water-soluble films comprising: a film-forming resin; and optionally, a plasticizer; wherein: the film-forming resin comprises a mixture of a water-soluble polyvinyl alcohol (PVOH) and a biopolymer (or natural polymer); the PVOH is present in an amount up to about 40 wt.%, based on the total weight of the film-forming resin; and the biopolymer is present in an amount of at least about 60 wt.%, based on the total weight of the film-forming resin; with the provisos that: (a) when the biopolymer comprises pullulan, pullulan is not the sole biopolymer in the film; and (b) when the biopolymer comprises starch, starch is not the sole biopolymer in the film. Multiple combinations of biopolymers are contemplated.
Absstract of: US20260109918A1
0000 A process for making a water-soluble pouch includes providing a first water-soluble film and conveying it along a first direction, forming a first and a second cavities in the first water-soluble film, and filling the first and second cavities with at least a first and second detergent composition respectively. While forming the first and second cavities, the first cavity is separated from the second cavity by a linking portion along a second direction substantially perpendicular to the first direction. A distance measured along the second direction between any point comprised in the first cavity and any point comprised in the second cavity is at least 0.5 cm. The second cavity has a second maximum length along the first direction and a second maximum width along the second direction. An aspect ratio between the second maximum length and the second maximum width is at least 1:1.
Absstract of: WO2026084070A1
The present invention provides: a biodegradable film that contains a polylactic acid and a phosphite ester compound, and with which device contamination during film formation is suppressed; and a laminate in which said biodegradable film is used. The present invention also provides a biodegradable film that contains a polylactic acid, and with which device contamination is suppressed while having at least a certain level of biodegradability. The present invention provides a biodegradable film characterized by containing (A) a polylactic acid and (B) a phosphite ester compound having two or more phosphorus atoms and one or more aromatic rings in one molecule. The present invention also provides a biodegradable film containing (A) a polylactic acid, (B) an aromatic phosphite ester compound having two or more phosphorus atoms in one molecule, and (C) an aliphatic phosphite ester compound having two or more phosphorus atoms in one molecule.
Absstract of: WO2026084695A1
Disclosed herein is a non-woven that comprises a heat-seal composition comprising 55 to 75 wt% of poly(butylene succinate-co-adipate); and 25 to 45 wt% of polybutylene succinate, based on a total weight of the heat seal composition, where the non-woven is home compostable.
Absstract of: US20260109839A1
0000 The present disclosure provides a preparation method of a broad bean protein and starch-based foamed hydrogel, and a use thereof in preparation of a vibration-damping packaging. The preparation method includes the following steps: stirring a broad bean protein solution with a concentration of 40 g/L to 60 g/L until foaming; under stirring, adding a sodium alginate-starch mixed solution in a volume twice a volume of the broad bean protein solution, followed by stirring until homogeneous; and adding calcium carbonate until a final concentration of the calcium carbonate reaches 10 g/L to 12 g/L, and further stirring thoroughly to produce the broad bean protein and starch-based foamed hydrogel, where in the sodium alginate-starch mixed solution, a concentration of sodium alginate is 22.5 g/L to 27.5 g/L, and a concentration of corn starch is 120 g/L to 160 g/L.
Absstract of: US20260110140A1
0000 The invention relates to a greaseproof and waterproof packaging item comprising a composite material, the material comprising a fibre substrate and a cross-linked naturally derived polysaccharide.
Absstract of: WO2024223556A1
The present invention relates to a packaging item comprising a cylindrical container made of a multilayer oxygen and moisture barrier laminate comprising a cardboard and an organic or inorganic barrier layer The container has a dispensing opening. The packaging item further comprises at least one sleeve element with at least one sleeve element peripheral wall, the sleeve element being configured to be slid over at least a top end portion of the container peripheral wall and being made of a multilayer oxygen and moisture barrier laminate comprising a cardboard and an organic or inorganic barrier layer. The packaging item further comprises at least one base element with at least one base element peripheral wall, the base element at least partially enclosing and preferably immovably attached to a bottom end portion of the container peripheral wall. The present invention further relates to a packaged food product.
Absstract of: US20260109862A1
Biocomposites and related fabrication methods and systems are described, the biocomposites comprising compacted plants and/or algae cells having a water content of less than 15 wt %, and a minimized pore presence and/or dimensions, in which the compacted cells are in a lamellar stacked configuration with a plurality of lamellae arranged one above the other, each lamella independently having a thickness of 20 nm to 5 μm and comprising a semi-crystalline structure formed by biopolymers of cell walls of the compacted plant and/or algae cells.
Absstract of: US20260107963A1
0000 A starch blend includes 40-85% (w/w) of an unmodified amylose-containing starch and 15-60% (w/w) of a non-chemically inhibited starch. The starch blend, upon cooking in water has a high viscosity after one or more, two or more, three or more, four or more, or five or more freeze-thaw cycles. Such starch blend is useful in a variety of food and beverage compositions, particularly frozen sauces and gravies.
Nº publicación: US20260109100A1 23/04/2026
Applicant:
TIPA CORP LTD [IL]
Absstract of: US20260109100A1
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).
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