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Materials i envasos plàstics biodegradables

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LastUpdate Última actualización 02/08/2026 [06:57:00]
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Solicitudes publicadas en los últimos 30 días / Applications published in the last 30 days (excluidas publicaciones Chinas / Chinese publications excluded)
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Flexible Verpackung mit Verschluss

NºPublicación:  DE102025102671A1 30/07/2026
Solicitante: 
HENKEL AG & CO KGAA [DE]
Henkel AG & Co. KGaA
DE_102025102671_PA

Resumen de: DE102025102671A1

Die Erfindung betrifft eine flexible Verpackung (1) mit einem Innenraum zur Aufnahme eines Produkts, mit einer Wand (10) und einer Gegenwand (11), die den Innenraum begrenzen, und mit einem Verschluss, der zum Verschließen des Innenraums dient und sich mehrmalig öffnen und schließen lässt, wobei der Verschluss in einem geschlossenen Zustand die Wand (10) und die Gegenwand (11) in einem Verschlussbereich zusammenhält. Die Erfindung zeichnet sich dadurch aus, dass der Verschluss als ein Verschlussstreifen (15) aus Wellpappe ausgebildet ist, der einen ersten Außenstreifen (16), einen Mittelstreifen (17) und einen zweiten Außenstreifen (18) aufweist, wobei zwischen dem ersten Außenstreifen (16) und dem Mittelstreifen (17) eine erste Trennlinie (19) und zwischen dem Mittelstreifen (17) und dem zweiten Außenstreifen (18) eine zweite Trennlinie (20) verlaufen, wobei der Mittelstreifen (17) mit der Wand (10) und der erste Außenstreifen (16) und der zweite Außenstreifen (18) mit der Gegenwand (11) verbunden sind.

BIODEGRADABLE / COMPOSTABLE NETTING, INCLUDING FORAGE WRAP, AND RELATED PRODUCTS AND METHODS

NºPublicación:  AU2025207758A1 30/07/2026
Solicitante: 
NATURES NET WRAP LTD
NATURE'S NET WRAP LTD.
AU_2025207758_PA

Resumen de: AU2025207758A1

A compostable/biodegradable netting has: a web structure formed of filaments made with a blend of biopolymers of polylactic acid (PLA) and polybutylene succinate (PBS); in which: the blend is structured to substantially degrade after placement in a soil box test for at least six months, where the blend would be buried in top soil, covered, and stored at 21 degrees Celsius while maintaining a moisture content of 12-15%; the blend is structured to have a melt flow index of 1-6; and the web structure is structured to have sufficient strength to act as a structural retainer for a loose item, without breaking, for at least twelve months, during transportation and ambient exposure in the field.

LIQUID PLASTISOL COMPOSITIONS AND WATER SOLUBLE PLASTICIZED ARTICLES PREPARED THEREFROM

NºPublicación:  US20260217921A1 30/07/2026
Solicitante: 
AVIENT CORP [US]
Avient Corporation
US_20260217921_A1

Resumen de: US20260217921A1

0000 Embodiments of the present disclosure are directed to liquid plastisol compositions and articles made therefrom. The liquid plastisol composition includes, based on a total weight of the liquid plastisol composition, 3 wt. % to 60 wt. % water soluble polymer particles and 40 wt. % to 97 wt. % plasticizer. The water soluble polymer particles have an average particle size from 1 micron to 500 microns.

QUICK ASSEMBLY BOX

NºPublicación:  AU2024403115A1 30/07/2026
Solicitante: 
CRIMSONSTARK LLC D/B/A/ ROAVEBOX
CRIMSONSTARK LLC D/B/A/ ROAVEBOX
AU_2024403115_PA

Resumen de: AU2024403115A1

The present disclosure relates generally to a foldable moving box (100) that can be quickly unfolded from a generally flat stored position into an open and packable configuration. The box may comprise scored panels (140, 150) that allow the box to be folded in such a way that the box is relatively compact when in the generally flat stored position and that the box may be quickly unfolded to an open and packable configuration.

BIODEGRADABLE COATED PAPER ARTICLES, AND METHODS THEREOF

NºPublicación:  EP4780654A1 29/07/2026
Solicitante: 
EASTMAN CHEM CO [US]
Eastman Chemical Company
WO_2025064395_A1

Resumen de: WO2025064395A1

Biodegradable coated paper articles comprising a paper substrate and a layer provided on said paper substrate, wherein the layer is formed from a biodegradable coating composition comprising: a. a cellulose ester which is a cellulose acetate propionate (CAP) in an amount of 5.5 to 15 weight %, based on the total weight of (a), (b), and (c); b. a biodegradable polymer which is a polyester in amount of 45 to 75 weight %, based on the total weight of (a), (b), and (c); and c. an inorganic filler in an amount of 12 to 40 weight %, based on the total weight of (a), (b), and (c); wherein the polyester is selected from the group consisting of poly(butylene succinate) (PBS), poly(butylene succinate adipate) (PBSA), polycaprolactone (PCL), poly(butylene adipate terephthalate) (PBAT), polylactic acid (PLA), and combinations thereof.

METHOD FOR PRODUCING MOLDED ARTICLE

NºPublicación:  EP4782483A1 29/07/2026
Solicitante: 
KANEKA CORP [JP]
Kaneka Corporation
EP_4782483_A1

Resumen de: EP4782483A1

A method for producing a poly(3-hydroxyalkanoate) resin-containing molded article includes the step of obtaining a molded article by introducing an intermediate composition (I) containing a poly(3-hydroxyalkanoate) resin into an extruder equipped with a die at a discharge end, melting the intermediate composition (I) in the extruder, extruding the molten intermediate composition (I) through an outlet of the die, and cooling and solidifying the extruded intermediate composition (I). The intermediate composition (I) exhibits a melting point peak (i) with a peak temperature of 165 °C or higher in differential scanning calorimetry, and a crystalline melting enthalpy calculated for the melting point peak (i) is 0.5 J/g or more.

RETROGRADATION-RESISTANT STARCH AND METHOD OF MAKING

NºPublicación:  EP4780743A1 29/07/2026
Solicitante: 
INTERTAPE POLYMER CORP [US]
Intertape Polymer Corp.
WO_2025064876_PA

Resumen de: WO2025064876A1

This disclosure is directed to a retrogradation resistant starch film and a continuous, process for the compounding and extruding of the starch film and/or preparing laminates. In one aspect of the disclosure, the starch may be applied directly as a web, film, or layer as a reinforcement, for example, in a tape product, air pillow, or mailer.

Caffeine-free ready-to-drink composition for pre-caffeine cognitive priming

NºPublicación:  US12691061B1 28/07/2026
Solicitante: 
HANLON MICHAEL [US]
Hanlon Michael
US_12691061_B1

Resumen de: US12691061B1

A caffeine-free, ready-to-drink liquid composition is provided for pre-caffeine cognitive priming. A unit dose of about 2.0 to 3.0 ounces at pH about 3.0 to 3.5 comprises N-acetyl L-tyrosine, citicoline, phosphatidylserine, one or more adaptogenic botanicals, L-citrulline, piperine, vitamins B6 and B12, a magnesium source, and an acidulant system including malic acid with limited citric acid. A sensory agent, such as ginger CO2 extract, yields perceivable warming or tingling within minutes, with palate clearance in about sixty seconds. Methods include administering the composition about 2 to 45 minutes before consuming a caffeinated beverage to provide rapid, predictable onset while maintaining beverage flavor compatibility. Packaged systems may use nitrogen-flushed PET or glass, cold-fill, and high-pressure processing or low-temperature pasteurization, with optional low-level carbonation and microencapsulation to manage bitterness, dissolution, and stability.

FULLY RECYCLABLE CONTAINER AND METHOD OF MANUFACTURING THE SAME

NºPublicación:  ES3075121T3 28/07/2026
Solicitante: 
HSU YU TING
Hsu, Yu-Ting
EP_4596435_PA

Resumen de: EP4596435A1

0001 A fully recyclable container and a method of manufacturing the same is provided. The container includes a cap 10, a shoulder 20, a body 30, a base 40, and a liner 50. The cap 10, the shoulder 20, and the base 40 are made of biodegradable plastic by injection molding while the body 30 is made of waterproof paper. The cap 10, the shoulder 20, and the base 40 are detachably connected to form a housing of the container. The liner 50 is formed inside the housing by blow molding of biodegradable plastic. The respective components of the container are completely made of biodegradable or bio-decomposable material and able to be disassembled for sorting and recycling. Thereby the fully recyclable container completely meets requirements of environmental protection and recycling.

DRIKKEVANDSUDDRAGNINGSSYSTEM

NºPublicación:  DK4586863T3 27/07/2026
Solicitante: 
SOC DES PRODUITS NESTLE S A [CH]
Soci\u00E9t\u00E9 des Produits Nestl\u00E9 S.A.
DK_4586863_T3

Resumen de: WO2024056537A1

The invention concerns a system comprising an extraction device of a beverage preparation machine and a pod, wherein - the pod comprises a pod body and a top lid, and - the extraction device comprises : - upstream and downstream pod enclosing parts relatively translatable between an open position for inserting and/or ejecting the pod and a closed position for forming an extraction chamber enclosing the pod during extraction, the downstream part comprising a downstream plane piercing arrangement for opening the lid of the pod, and wherein the body and the lid of the pod are made of a multilayer paper material comprising a layer of paper coated with at least a layer of plastic, and wherein the downstream piercing arrangement and the multilayer material of the second enclosing wall (32) of the pod are designed to enable a progressive piercing of the top lid.

Edible protective film for preserving ready meals, method for its production, and method for protecting ready meals against decomposition

NºPublicación:  PL451032A1 27/07/2026
Solicitante: 
SOKOLOW SPOLKA AKCYJNA [PL]
SOKO\u0141\u00D3W SP\u00D3\u0141KA AKCYJNA
PL_451032_A1

Resumen de: PL451032A1

Przedmiotem zgłoszenia jest jadalny film ochronny dla zabezpieczenia dań gotowych, sposób jego wytwarzania oraz sposób zabezpieczania dań gotowych przed ich dekompozycją. Sposób przygotowania jadalnego filmu ochronnego do dań gotowych obejmuje przygotowanie roztworu zawierającego 96,06% wagowych bulionu wołowego, 3,84% wagowych żelatyny wieprzowej i 0,07% wagowych kultury bioprotekcyjnej Lactobacillus curvatus, przy czym bulion wołowy zawierający 90+/-5% wody, 5+/-2% białka i <5% tłuszczu otrzymuje się przez długotrwałe gotowanie w wodzie masy kostno — mięsnej o proporcji kości do mięsa 70:30 w temperaturze 95°C przez okres 380 — 410 min, a następnie poddaje się sedymentacji przez 60 min i zlewa do opakowań jednostkowych; następnie w celu wytworzenia roztworu powłokotwórczego bulion miesza się z żelatyną wieprzową i kulturą bioprotekcyjną, wprowadza się do urządzenia natryskowego, w którym utrzymuje się stałą temperaturę roztworu na poziomie 37°C±2°C. Sposób zabezpieczania dania gotowego przed dekompozycją polega na naniesieniu filmu ochronnego na gotowe danie, a następnie szczelnym zamknięciu go w opakowaniu, przy czym roztwór o wskazanej temperaturze rozpyla się równomiernie na powierzchnię dania w ilości 4% wagowych w stosunku do masy dania, przez co tworzy się na daniu powłokę o grubości korzystnie 2±0,5 mm, maksymalnie 5 mm, w postaci jadalnego filmu, film zestala się przez obniżenie temperatury do 1-6°C. J

気体遮断性多層フィルム

NºPublicación:  JP2026524737A 24/07/2026
Solicitante: 
エルジー・ケム・リミテッド
JP_2026524737_A

Resumen de: WO2025018737A1

A gas barrier multilayer film according to the present invention has both biodegradability and an excellent gas barrier property, and, if applied to a food packaging material, the excellent gas barrier property enables food to be stored and distributed for a long period of time. In addition, the gas barrier multilayer film is biodegradable under soil and marine conditions, and thus can be utilized as a biodegradable eco-friendly packaging material.

水分調節材料および方法

NºPublicación:  JP2026524772A 24/07/2026
Solicitante: 
バムバックス、リミテッド
JP_2026524772_A

Resumen de: WO2024253547A1

The present invention relates generally to moisture vapour transmission modulators and/or humidity control materials, and more particularly but not necessarily exclusively, to compositions for decreasing the moisture vapour transmission rate and/or humidity control and their method of use. In some forms, the composition of the invention may be applied to a material. Such materials may be used in packaging goods prone to spoilage such as food. Such materials may be used to reduce or prevent degradation of or damage to packaged electronics, pharmaceuticals, and dry products such as paper (so as to prevent curl in copy paper). Such materials may be used to form packaging that may otherwise be weakened by the action of liquids such as water.

MARINE BIODEGRADABLE POLYMER PARTICLE GROUPS AND PRODUCTION METHOD FOR SAME

NºPublicación:  US20260209481A1 23/07/2026
Solicitante: 
NISSHINBO HOLDINGS INC [JP]
Nisshinbo Holdings Inc.
US_20260209481_A1

Resumen de: US20260209481A1

Marine biodegradable polymer particle groups according to the present invention comprise a polymer compound obtained by using two or more at least divalent metal cations to crosslink a water-soluble polymeric polyvalent anion that has a monovalent anionic substituent and includes at least a compound derived from alginic acid. The marine biodegradable polymer particle groups satisfy conditions (1)-(4). (1) The at least divalent metal cations are 3-30 mass % of the particle groups. (2) The difference between the maximum value and the minimum value of the atomic radii of the metal elements of the at least divalent metal cations is at least 15 Å. (3) The at least divalent metal cations of metal elements that have atomic radii of at least 150 Å are at least 25 mass % of all the at least divalent metal cations. (4) The water absorption of the particle groups is less than 300 mL/100 g.

PROCESSING AID, MASTER BATCH, THERMOPLASTIC RESIN COMPOSITION, MOLDED BODY, AND PRODUCTION METHODS THEREFOR

NºPublicación:  AU2024417376A1 23/07/2026
Solicitante: 
DAIKIN INDUSTRIES LTD
DAIKIN INDUSTRIES, LTD.
AU_2024417376_A1

Resumen de: AU2024417376A1

The purpose of the present disclosure is to provide a processing aid and a master batch that are capable of improving the processability of a thermoplastic resin, a thermoplastic resin composition and a molded body using the same, and production methods for these. The present disclosure is a processing aid containing a deterioration inhibitor and a polyester resin.

WATER ACTIVATED ADHESIVE MIXTURE

NºPublicación:  US20260209574A1 23/07/2026
Solicitante: 
JOHNS MANVILLE [US]
Johns Manville
US_20260209574_A1

Resumen de: US20260209574A1

0000 Described is an adhesive coating that can be applied, for example, to a surface of the insulation product. The adhesive coating includes between about 15-40% by weight of the adhesive coating of at least one of polystyrene-maleic anhydride (SMA) and polyacrylic acid (PAA), between about 15 and 50% by weight of the adhesive coating of a polyvinyl alcohol, between about 0.05% and 1.0% by weight of a homogenizer, and between about 20 and 40% by weight of the adhesive coating of a starch paste. The adhesive is activated with the application of liquid water.

COMPOSTABLE POLYMER COMPOSITIONS WITH BARRIER PROPERTIES AND THE METHOD OF MAKING THEREOF

NºPublicación:  WO2026154361A1 23/07/2026
Solicitante: 
ERTHOS INC [CA]
ERTHOS INC.
WO_2026154361_A1

Resumen de: WO2026154361A1

The invention includes compositions and methods of production of biodegradable polymer resins with high barrier and resistance against water, water vapor, and oxygen. The biodegradable resin compositions of the invention comprise one or more biodegradable thermoplastic polymers, one or more barrier agents, one or more oils, and optionally one or more substrate adhesion agent and other optional additives. The biodegradable resin compositions of the invention are produced using conventional polymer processing techniques such as extrusion and batch compounding and can be used directly as a single or multi-layer barrier or used as a coating on a substrate such as paper for packaging applications. The method of coating of the biodegradable resin compositions of the invention on substrates can be done via conventional melt or solvent based coating techniques.

MOISTURE-RESISTANT BIODEGRADABLE SHEET AND FOOD CONTAINER USING SAME

NºPublicación:  US20260210048A1 23/07/2026
Solicitante: 
MARINE INNOVATION INC [KR]
MARINE INNOVATION, INC.
US_20260210048_A1

Resumen de: US20260210048A1

A biodegradable sheet using fibers obtained from seaweed and a food container using same. An aspect includes a biodegradable sheet in the form of a web in which first fibers obtained from seaweed and second fibers obtained from wood and a plant are networked together, wherein a ratio L1/L2 of an average length (L1) of the first fibers to an average length (L2) of the second fibers is 0.1-0.5, and the first fibers are uniformly inserted into the upper portion and pores of the web comprising the second fibers, the biodegradable sheet having a moisture content of 10 wt % or less with respect to dry weight and a bulk density of 5.0-7.0 g/cm3. Also, a moisture-resistant biodegradable sheet which, by comprising a moisture-resistant coating layer formed by coating or impregnating on one or both sides of the biodegradable sheet, has excellent water resistance and oil resistance.

CAVITATION-INDUCING BIODEGRADABLE POLYMERIC PARTICLES

NºPublicación:  US20260207793A1 23/07/2026
Solicitante: 
OXSONICS LTD [GB]
Oxsonics Limited
US_20260207793_A1

Resumen de: US20260207793A1

The present invention provides a cup-shaped particle comprising a first polymer and a second polymer; wherein the first polymer is a biodegradable polymer; the second polymer is a crosslinked copolymer of two or more different methacrylate monomers and at least one crosslinking agent, wherein the at least one cross-linking agent comprises one or more dimethacrylates; and wherein the cup has a cavity having an opening of at least 50 nm in size.

RECYCLABLE CONTAINER AND METHOD FOR PRODUCING A RECYCLABLE CONTAINER

NºPublicación:  WO2026154300A1 23/07/2026
Solicitante: 
I BOXIT LTD [GB]
I BOXIT LIMITED
WO_2026154300_A1

Resumen de: WO2026154300A1

Disclosed is a recyclable container (300) comprising a biofoam body (100) with a side wall (102), a floor (104) and a biofilm layer (302), wherein inner surfaces of the side wall and the floor are adapted to provide an inner volume (106) of the biofoam body for retaining an object, an outer surface of the biofoam body is adapted to provide an external face for supporting the biofilm layer, wherein the biofilm layer provides an impermeable layer to the outer surface (108) of the biofoam body.

SINGLE AND MULTILAYERED DENTAL APPLIANCE AND MATERIAL CONSTRUCTION USING BIO-BASED AND BIOPLASTIC POLYMERS.

NºPublicación:  AU2024205432A1 23/07/2026
Solicitante: 
FTI CONSULTANTS
BAGUL YOGESH
FTI CONSULTANTS
BAGUL, Yogesh
AU_2024205432_A1

Resumen de: AU2024205432A1

A revolutionary dental appliance using "bio-based and bioplastics" sheets have been revealed, representing a significant advancement in dental technology for the greener world. These state-of-the-art dental appliances are crafted with single layer and multiple layers composed of one or more of a "bio-based and bioplastics" polymer material with minimum bio-based content or bio-mass and with a modulus ranging from approximately 800 MPA to 3,200 MPA, denoted as "HARD" and from "bio-based and bioplastics" polymers with bio-based content or bio-mass and modulus between about 50 MPa to 550 MPa, denoted as "SOFT". The layers can be organized as single layer and HARD-SOFT-HARD or SOFT-HARD-SOFT multilayers combination. This innovation demonstrates unparalleled flexibility, strength, and superior stain resistance, surpassing the performance of current petro-based polymers used in traditional and modern dental appliances.

WATER-SOLUBLE UNIT FOR LIQUID COMPOSITIONS

NºPublicación:  WO2026154466A1 23/07/2026
Solicitante: 
ADAMA MAKHTESHIM LTD [IL]
ADAMA MAKHTESHIM LTD.
WO_2026154466_A1

Resumen de: WO2026154466A1

The present invention relates to a water-soluble unit, comprising an agricultural liquid composition, a method of preparation thereof.

MODIFIED VINYL ALCOHOL COPOLYMER, RESIN FILM AND WATER-SOLUBLE PACKAGING

NºPublicación:  US20260209398A1 23/07/2026
Solicitante: 
CHANG CHUN PETROCHEMICAL CO LTD [TW]
CHANG CHUN PETROCHEMICAL CO., LTD.
US_20260209398_A1

Resumen de: US20260209398A1

0000 A modified polyvinyl alcohol copolymer has a degree of saponification of 70 mole % or more according to JIS K 6726 (1994) standard, comprising monomer units containing carboxyl groups and monomer units containing lactam functional groups; wherein when a <1>H-NMR spectrum of the copolymer is measured at 400 MHz and 25° C. using DMSO-d6 as solvent, an integrated area of the spectrum from 3.65 to 4.00 ppm is defined as 1 and the integrated area from 2.05 to 2.35 ppm in the spectrum is 0.002 to 0.200; wherein when the copolymer is subjected to thermal analysis using a differential scanning calorimeter, in the curve with temperature as X-axis and heat flow as Y-axis, the slope between 100° C. and melting point Tm (° C.) is between −0.00100 and −0.00190 W/g° C. The copolymer is applicable for preparing polyvinyl alcohol water-soluble films. The present disclosure also relates to a resin film and water-soluble package.

BIO-BASED LAMINATED FILM AND PREPARATION METHOD THEREOF

NºPublicación:  US20260208421A1 23/07/2026
Solicitante: 
CHANGDI NEW MATERIAL TECH SHANGHAI CO LTD [CN]
CHANGDI NEW MATERIAL TECHNOLOGY (SHANGHAI) CO., LTD.
US_20260208421_A1

Resumen de: US20260208421A1

0000 The present application relates to the technical field of optical films, and particularly discloses a bio-based laminated film and a preparation method thereof. The laminated film is obtained by alternately laminating two resins with different refractive indices, one of which is a bio-based polyester resin, the difference in refractive index between the two resins is larger than or equal to 0.05, and the laminated film reflects light with a wavelength ranging from 300 nm to 1200 nm; the bio-based polyester resin is polyethylene 2,5-furandicarboxylate or polyhydroxyalkanoate; the laminated film is biodegradable in property and achieves the improvements on the mechanical property and the optical property.

MATERIALS CONTAINING CELLULOSE NANOFIBERS

Nº publicación: US20260210042A1 23/07/2026

Solicitante:

THE UNIV OF QUEENSLAND [AU]
DUGALUNJI ABORIGINAL CORP [AU]
THE UNIVERSITY OF QUEENSLAND
DUGALUNJI ABORIGINAL CORPORATION

US_20260210042_A1

Resumen de: US20260210042A1

A material containing cellulose nanofibres, the material comprising a gel material comprising cellulose nanofibres in an aqueous medium, the cellulose nanofibres having 10% or more by weight hemicellulose. The cellulose nanofibres have a diameter of less than 100 nm, or less than 50 nm, or less than 20 nm. The gel material can be used as an adhesive to make laminates or to make paper by dewatering the gel material.

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