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Materials i envasos plàstics biodegradables

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LastUpdate Última actualización 07/01/2026 [07:11:00]
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Dispositif amélioré de conditionnement en un lot d'au moins deux récipients

NºPublicación:  FR3163929A1 02/01/2026
Solicitante: 
SIDEL PARTICIPATIONS [FR]
SIDEL PARTICIPATIONS
FR_3163929_PA

Resumen de: FR3163929A1

Titre : Dispositif amélioré de conditionnement en un lot d'au moins deux récipients La présente invention concerne un dispositif de conditionnement (1) en un lot d'au moins deux récipients (2), lesdits récipients (2) étant des bouteilles avec un fond (3), un corps (4) et un épaulement (5) reliant ledit corps (4) à un col (6), ou des canettes cylindriques par exemple, ledit dispositif comprenant au moins une feuille (8) en matériau semi-rigide ou rigide, pourvue d’au moins deux orifices (9) de réception des cols (6) desdits récipients (2), remarquable en ce que ladite feuille (8) est constituée d’une structure brute à base de cellulose et/ou de fibres naturelles obtenue en formant ladite structure brute à base de cellulose et/ou de fibres naturelles à partir d’une barbotine de base aqueuse et d’au moins un matériaux de fibre végétale décomposable et/ou biodégradable dans laquelle est plongé un premier moule comportant au moins une empreinte de la feuille, ledit premier moule étant muni d’un système d’aspiration sous vide de telle sorte que la cellulose et/ou les fibres naturelles en suspension dans la barbotine est aspirée dans l’empreinte du premier moule, lorsque le premier moule est retiré de la barbotine, une aspiration sous vide supplémentaire étant appliquée pour réduire la teneur en eau de la cellulose et/ou des fibres naturelles, formant ainsi une feuille (8), puis ladite feuille (8) positionnée dans l’empreinte du premier

CAVITATED PHA-RICH FILMS AND A METHOD FOR MAKING THE SAME

NºPublicación:  WO2026006515A1 02/01/2026
Solicitante: 
TORAY PLASTICS AMERICA INC [US]
TORAY PLASTICS (AMERICA), INC

Resumen de: WO2026006515A1

A biaxially oriented cavitated PHA-rich composite film comprises a PHA-rich core layer and a first outer skin layer and a second outer skin layer. The core layer comprises a PHA resin at an amount of more than 50 wt % of a total weight of the polymeric resin in the core layer and a modifier X, the modifier X includes PLA resins and PLA copolymers and at least one mineral inorganic cavitating agent; the first outer skin layer comprises a PLA resin at an amount less than 50 wt % of the total weight of the outer layer and biopolymers comprising PHA resins or PBSA resins or PCL resins or mixture thereof. The PHA-rich composite film shows a reduced film density and higher yield as well as low light transmission rate.

END-OF-LIFE INSTRUCTIONS FOR BIODEGRADABILITY

NºPublicación:  WO2026002661A1 02/01/2026
Solicitante: 
BASF SE [DE]
BASF SE

Resumen de: WO2026002661A1

Disclosed are methods, apparatuses, systems and end-of-life instructions configured to control at least one product to recover at least one biodegradable component from the at least one product as well as material(s) associated with end-of-life instructions configured to control at least one product for recovery of at least one biodegradable component from the at least one product, instruction consuming services, instruction providing services, data providing services, data consuming services configured to control at least one product for recovery of at least one biodegradable component from the at least one product.

RESIN COMPOSITION AND METHOD FOR PRODUCING RESIN COMPOSITION

NºPublicación:  EP4671323A1 31/12/2025
Solicitante: 
MITSUBISHI CHEM CORP [JP]
Mitsubishi Chemical Corporation
WO_2024177028_A1

Resumen de: EP4671323A1

The present invention provides a resin composition which contains a biodegradable polyester and a polyvinyl alcohol resin, and which exhibits excellent transparency. A resin composition according to the present invention contains (A) a polyester resin which contains at least one constituent unit derived from an aliphatic diol (provided that an ester group-containing acid-modified resin is excluded), (B) a polyvinyl alcohol resin, and (C) an ester group-containing acid modified resin.

INTEGRATED BIODEGRADABLE FOAM AND MYCELIUM-FIXATED SUBSTRATE COMPOSITES AND METHOD FOR OBTAINING THE SAME

NºPublicación:  EP4671359A1 31/12/2025
Solicitante: 
MYCROBEZ AG [CH]
Mycrobez AG

THERMOREVERSIBLE GELS USEFUL IN PLANT-BASED MEAT ALTERNATIVES

NºPublicación:  EP4669121A1 31/12/2025
Solicitante: 
INGREDION GERMANY GMBH [DE]
INGREDION UK LTD [GB]
Ingredion Germany GmbH,
Ingredion UK Limited
CN_120857865_A

Resumen de: MX2025009812A

The technology described in this specification pertains to a thermoreversible gel comprising a starch component and a fat. The thermoreversible gel is designed to complete melting at temperatures above around 50° C. The gel is useful to deliver fat and one or more of colorants or flavoring to a food composition like a plant base meat alternative.

CONTAINER WITH LID

NºPublicación:  EP4669588A1 31/12/2025
Solicitante: 
GRAPHIC PACKAGING INT LLC [US]
Graphic Packaging International, LLC
MX_2025009858_A

Resumen de: MX2025009858A

A container for holding a product. The container can comprise a tray comprising a sidewall extending at least partially around an interior of the tray. The sidewall can have a support edge. A lid can comprise at least a top panel, and one or more passageways can be formed in at least the sidewall of the tray. The container comprises an open configuration in which the top panel is at least partially spaced from the interior of the tray and a closed configuration in which the top panel is positioned at least partially in the interior of the tray. At least a portion of the one or more passageways in at least the sidewall of the tray extends upwardly from the top panel toward the support edge of the sidewall for allowing air to move over the top panel of the lid when the container is in the closed configuration.

BIODEGRADABLE HOT MELT ADHESIVE COMPOSITIONS

NºPublicación:  WO2025264614A1 26/12/2025
Solicitante: 
H B FULLER COMPANY [US]
H.B. FULLER COMPANY
US_2025382507_A1

Resumen de: WO2025264614A1

A biodegradable hot melt adhesive composition including from 7.5% by weight to 95% by weight of an olefin polymer, from 0.15% by weight to 0.8% by weight of an antioxidant, from 0.005% by weight to 0.4% by weight of a saturated, or mono- or poly-unsaturated C 14 -C 24 linear carboxylic acid, or an ester, anhydride or amide thereof, and from 0.02% by weight to 1.0% by weight of a transition metal compound, wherein the transition metal is selected from the group consisting of iron, manganese, copper, cobalt and cerium.

SHEET MATERIAL, PACKAGING CONTAINER, FLEXIBLE COMPOSITE AND METHOD FOR RECYCLING

NºPublicación:  WO2025262296A1 26/12/2025
Solicitante: 
CAMM SOLUTIONS SPAIN R&D S L U [ES]
CAMM SOLUTIONS (SPAIN) R&D, S.L.U
EP_4667216_A1

Resumen de: WO2025262296A1

The present invention is directed to sheet material comprising at least a first layer, a second layer, and a third layer, wherein the first layer is arranged in between the second layer and the third layer, wherein the first layer consists of a first material, the first material comprising at least 50 wt% of a functional component based on the weight of the first material, the functional component consisting of one or more water-soluble polymers and/or one or more water-swellable polymers, such that the first layer is a water-soluble layer or a water-disintegrating layer; and wherein the first layer comprises a transmission haze ≥ 1.5 % determined according to ASTM D 1003, and/or the first material comprises a coloring agent. Furthermore, the invention is directed to a packaging container or flexible composite comprising the above sheet material. Additionally, the present invention is directed to a method for recycling the above sheet material, the above packaging container, or the above flexible composite, comprising the steps of: - shredding the sheet material, the packaging container, or the flexible composite to flakes, granulates and/or a powder, - exposing the flakes, granulates and/or or powder to an aqueous washing solution; - separating solid components from the aqueous washing solution.

BIODEGRADABLE PACKAGING MATERIAL AND POLYESTER (PRE)POLYMERS FOR THE MAKING THEREOF

NºPublicación:  WO2025262063A1 26/12/2025
Solicitante: 
WP TRADING ALPHEN AAN DEN RIJN B V [NL]
WP TRADING ALPHEN AAN DEN RIJN B.V

Resumen de: WO2025262063A1

There is provided a biodegradable container or plate material, preferably a packaging material for horticultural use such as a plant pot, comprising: a. 10-99 wt.% of a substrate of a material comprising at least 50 wt.% natural fibres, and b. 0.5-90 wt.% of a polyester coating, preferably 2-30 wt.%, wherein the biodegradable container or plate material has a water absorption of less than 40% following 24 hrs immersion in water at 25°C; a biodegradable container or plate material comprising a layer of cellulose-based material provided with a composite surface layer comprising cellulose-based material and a polyester derived from an aliphatic polyalcohol with 2-15 carbon atoms and an aliphatic polycarboxylic acid with 3 to 15 carbon atoms, wherein the polycarboxylic acid comprises less than 50 wt.% of tricarboxylic acid, calculated on the total amount of polycarboxylic acid; methods for making such materials, and polyester resins for the manufacture of said materials.

MYCELIUM COMPOSITE PRODUCTION METHOD

NºPublicación:  WO2025262242A1 26/12/2025
Solicitante: 
ISIK GOEKCE AYDAN [TR]
ISIK, G\u00F6k\u00E7e Aydan

Resumen de: WO2025262242A1

The present invention relates to the production of biocomposite materials through the co-cultivation of mycelium and algae. This innovative method integrates sustainable practices and utilizes waste materials to create carbon-negative, durable, and biodegradable composites suitable for various applications, including interior design, construction, automotive and packaging.

MULTILAYER BIODEGRADABLE FILM FOR THERMAL LAMINATION

NºPublicación:  WO2025261673A1 26/12/2025
Solicitante: 
NOVAMONT S P A [IT]
NOVAMONT S.P.A
EP_4667219_A1

Resumen de: WO2025261673A1

The present invention relates to a multilayer biodegradable film particularly suitable for use in thermal lamination comprising at least one polymer layer A and one polymer layer B characterised by optimal adhesion to cellulose-based substrates.

PACKAGES FOR ABSORBENT ARTICLES

NºPublicación:  US2025387277A1 25/12/2025
Solicitante: 
THE PROCTER & GAMBLE COMPANY [US]
The Procter & Gamble Company
US_2025262102_PA

Resumen de: US2025387277A1

A package of one or more absorbent articles is provided. The package comprises a package material comprising natural fibers. The package comprises a plurality of panels comprising a consumer-facing panel. The package is sealed such that the one or more absorbent articles are enclosed therein. The package material exhibits a HuBa value of greater than about 5.3 hours, according to the HuBa Test. The package is recyclable. The package comprises a vertical side seal having a side seal strength. The side seal strength is greater than about 5.1 N/15 mm and less than about 15 N/15 mm, according to Seal Tensile Strength Test.

酸素透過性を有する包装フィルム

NºPublicación:  JP2025542141A 25/12/2025
Solicitante: 
フレッシャーサステイナブルテクノロジーズインコーポレイテッド
JP_2025542141_PA

Resumen de: CN120476082A

The present disclosure relates to compostable films, and more particularly to compostable films having desirable oxygen permeation characteristics for packaging perishable items, such as seafood products. According to one aspect, the present disclosure is directed to compostable packaging films comprising a flexible packaging material defining a plurality of pores and having a barrier coating for adjusting oxygen permeability. According to one aspect, the present disclosure relates to a method of making a packaging film, the method comprising: (a) providing a polymeric film having a food-contacting inner surface and an environment-facing outer surface opposite the inner surface; (b) modifying the polymer film through micro-perforation so as to increase the oxygen permeability of the packaging film; and (c) applying a barrier coating to the outer surface to further adjust the oxygen permeability of the packaging film. In embodiments, the packaging film may be an antimicrobial film.

SURGICAL REPAIR GRAFT

NºPublicación:  US2025387543A1 25/12/2025
Solicitante: 
TELA BIO INC [US]
TELA Bio, Inc
US_2024299628_PA

Resumen de: US2025387543A1

The apparatuses and methods described herein relates generally to the field of active agent (drug) release from surgical grafts useful for soft tissue reconstruction, regeneration, or repair. More particularly, described herein are surgical grafts for soft tissue repair that include an active agent that is released over time while advantageously matching the biomechanical properties of tissue during healing and recovery.

BIODEGRADABLE FLOOR SEALING MEMBRANE

NºPublicación:  US2025389095A1 25/12/2025
Solicitante: 
NAUE GMBH & CO KG [DE]
NAUE GMBH & CO. KG
JP_2025520914_PA

Resumen de: US2025389095A1

A geosynthetic mat comprises an upper and a lower cover layer and a middle filler layer arranged between the upper cover layer and the lower cover layer and consisting of a filler layer material comprising a swellable material. The top cover layer and/or the bottom cover layer consist of a biodegradable material or comprise a biodegradable material, the peel strength being characterised by a residual peel strength degree at a predetermined point in time after the start of the biodegradation process, which is formed by the square number of a quotient of a reduced peel strength, which the upper and lower cover layer and a connecting structure have at the predetermined point in time, to an initial peel strength, which the upper and lower cover layer and the connecting structure have before the start of a biodegradation process.

TENSILE-RESISTANT POTATO STARCH HYDROGEL AND PREPARATION METHOD THEREOF

NºPublicación:  US2025386845A1 25/12/2025
Solicitante: 
QINGDAO AGRICULTURAL UNIV [CN]
Qingdao Agricultural University
CN_118955943_PA

Resumen de: US2025386845A1

A stretch-resistant potato starch hydrogel and a preparation method thereof are provided. The preparation method includes the following steps: S1, preparation of gel slices; S2, aging of gel slices; S3, rehydration of gel slices; s4, tensile property and texture property test: testing the tensile property and texture property of the rehydrated potato starch gel by TG probe of a texture analyzer; S5, determining the optimal aging time, rehydration temperature and rehydration time of the potato starch hydrogel. The invention uses the above-mentioned stretch-resistant potato starch hydrogel and the preparation method thereof to obtain the starch hydrogel PSH−18-100-20S with excellent tensile strength, and the tensile strength is 750%-800%. The preparation parameters are determined, which provides a theoretical basis for the application of starch hydrogel in food.

THREE-DIMENSIONAL MOLDED PART MADE OF FIBROUS MATERIAL AND MOLDING TOOL FOR PRODUCING MOLDED PARTS MADE OF FIBROUS MATERIAL

NºPublicación:  EP4667375A1 24/12/2025
Solicitante: 
KIEFEL GMBH [DE]
KIEFEL GmbH
EP_4667375_PA

Resumen de: EP4667375A1

Es werden ein dreidimensionales Formteil aus faserhaltigem Material sowie ein Formwerkzeug zur Herstellung von Formteilen aus faserhaltigem Material beschrieben, wobei das Formteil in einem Herstellungsprozess unter Druck und thermischer Einwirkung hergestellt ist und eine Oberfläche des Formteils mindestens eine Erhebung aufweist, die durch faserhaltiges Material gebildet ist, welches bei der Herstellung des Formteils beim Abführen von Dampf, der beim Verpressen aus dem faserhaltigen Material austritt, in eine korrespondierende Öffnung in einer Formfläche eines Formwerkzeugs gesaugt worden ist, und wobei die mindestens eine Erhebung in einem ersten Flächenabschnitt angeordnet ist, der gegenüber einem benachbarten mindestens einen zweiten Flächenabschnitt eine verschiedene Ausgestaltung aufweist, wobei die mindestens eine Erhebung in die Ausgestaltung des ersten Flächenabschnitts integriert ist.

THREE-DIMENSIONAL MOLDED BODY AND METHOD FOR PRODUCING THREE-DIMENSIONAL MOLDED BODY OF FIBER-CONTAINING MATERIAL

NºPublicación:  EP4667376A1 24/12/2025
Solicitante: 
KIEFEL GMBH [DE]
KIEFEL GmbH
EP_4667376_PA

Resumen de: EP4667376A1

Es werden ein dreidimensionaler Formkörper (10) aus faserhaltigem Material und ein Verfahren zur Herstellung eines dreidimensionalen Formkörpers (10) aus faserhaltigem Material beschrieben, wobei der Formkörper (10) eine umlaufende Seitenwand (14), die einen Innenraum des Formkörpers (10) umgibt, und einen Randbereich (16) aufweist, wobei in einem Übergang (24) von der Seitenwand (14) zum Randbereich (16) eine Stapelschulter (30) ausgebildet ist und der Randbereich (16) einen Hinterschnitt (18) aufweist.

THREE-DIMENSIONAL MOLDED PART MADE OF FIBROUS MATERIAL AND MOLDING TOOL FOR PRODUCING MOLDED PARTS MADE OF FIBROUS MATERIAL

NºPublicación:  EP4667373A1 24/12/2025
Solicitante: 
KIEFEL GMBH [DE]
KIEFEL GmbH
EP_4667373_PA

Resumen de: EP4667373A1

Es werden ein dreidimensionales Formteil aus faserhaltigem Material sowie ein Formwerkzeug zur Herstellung von Formteilen aus faserhaltigem Material beschrieben, wobei das dreidimensionale Formteil in einem Herstellungsprozess unter Druck und thermischer Einwirkung hergestellt ist, wobei eine Oberfläche des Formteils mindestens ein gestalterisches Element und/oder Funktionselement aufweist, welches durch mindestens einen Bereich mit reduzierter Materialstärke gebildet ist, wobei die Materialstärke des mindestens einen Bereichs mit einer zunehmenden Formteilhöhe in einer Formrichtung abnimmt.

Laminate

NºPublicación:  GB2641880A 24/12/2025
Solicitante: 
PANGAIA MAT SCIENCE LIMITED [GB]
Pangaia Materials Science Limited
GB_2641880_PA

Resumen de: GB2641880A

Preferably the membrane 22 is microporous, biologically derived, polyhydroxyalkonate (PHA), especially amorphous and microporous 3-hydroxybutyrate and 3-hydroxyhexanoate copolymer blended with polylactic acid (PLA). The preferred laminate includes water repellent layer and second fabric 24. Preferably the fabrics 24, 26 comprise cotton, lyocell, modal, viscose, PHA, polybutylene succinate, PLA, polyethylene and/or polyamide.

BIODEGRADABLE COMPOSITION AND BIODEGRADABLE FILM

NºPublicación:  EP4667528A1 24/12/2025
Solicitante: 
LG CHEMICAL LTD [KR]
LG Chem, Ltd
EP_4667528_A1

Resumen de: EP4667528A1

In this invention, a biodegradable composition and a biodegradable film are provided, which include polybutylene adipate terephthalate with maleic acid ester-bonded to the terminal hydroxyl group and have a predetermined peak area ratio.

BIODEGRADABLE COMPOSITION AND BIODEGRADABLE FILM

NºPublicación:  EP4667526A1 24/12/2025
Solicitante: 
LG CHEMICAL LTD [KR]
LG Chem, Ltd
EP_4667526_A1

Resumen de: EP4667526A1

The present invention provides a biodegradable composition and a biodegradable film comprising polybutylene adipate terephthalate and thermoplastic starch, having a predetermined non-recoverable area.

THREE-DIMENSIONAL MOLDED BODY AND METHOD FOR PRODUCING THREE-DIMENSIONAL MOLDED BODY OF FIBER-CONTAINING MATERIAL

NºPublicación:  EP4667377A1 24/12/2025
Solicitante: 
KIEFEL GMBH [DE]
KIEFEL GmbH
EP_4667377_PA

Resumen de: EP4667377A1

Es werden ein dreidimensionaler Formkörper (10) aus faserhaltigem Material und ein Verfahren zur Herstellung eines dreidimensionalen Formkörpers (10) aus faserhaltigem Material beschrieben, wobei der Formkörper (10) eine umlaufende Seitenwand (14) aufweist, die einen Innenraum des Formkörpers (10) umgibt, wobei die Seitenwand (14) ausgehend von einem Randbereich (16) zu einem Bodenbereich, wobei der Querschnitt der Seitenwand (14) im Bodenbereich kleiner wie der Querschnitt im Randbereich (16) ist, mindestens abschnittsweise einen degressiven Verlauf aufweist.

SHEET MATERIAL, PACKAGING CONTAINER, FLEXIBLE COMPOSITE AND METHOD FOR RECYCLING

Nº publicación: EP4667216A1 24/12/2025

Solicitante:

CAMM SOLUTIONS SPAIN R&D S L U [ES]
Camm Solutions (Spain) R&D, S.l.u

EP_4667216_A1

Resumen de: EP4667216A1

The present invention is directed to sheet material comprising at least a first layer, a second layer, and a third layer, wherein the first layer is arranged in between the second layer and the third layer, wherein the first layer consists of a first material, the first material comprising at least 50 wt% of a functional component based on the weight of the first material, the functional component consisting of one or more water-soluble polymers and/or one or more water-swellable polymers, such that the first layer is a water-soluble layer or a water-disintegrating layer; and wherein the first layer comprises a transmission haze ≥ 1.5 % determined according to ASTM D 1003, and/or the first material comprises a coloring agent.Furthermore, the invention is directed to a packaging container or flexible composite comprising the above sheet material.Additionally, the present invention is directed to a method for recycling the above sheet material, the above packaging container, or the above flexible composite, comprising the steps of:- shredding the sheet material, the packaging container, or the flexible composite to flakes, granulates and/or a powder,- exposing the flakes, granulates and/or or powder to an aqueous washing solution;- separating solid components from the aqueous washing solution.

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