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Materials i envasos plàstics biodegradables

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LastUpdate Última actualización 24/08/2026 [07:30:00]
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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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LAMINATED BIODEGRADABLE FILM FOR PACKAGING PHARMACEUTICAL COMPOSITIONS

NºPublicación:  US20260242112A1 20/08/2026
Solicitante: 
BOEHRINGER INGELHEIM VETMEDICA GMBH [DE]
Boehringer Ingelheim Vetmedica GmbH
US_20260242112_A1

Resumen de: US20260242112A1

0000 Biodegradable films and pouches (“sachets”) suitable for packaging pharmaceutical formulations, e.g., vaccines. The biodegradable films and sachets contain a top layer of cellophane, an adhesive layer, and a seal layer. These layers facilitate maintenance of active ingredient viability. The top layer includes cellophane for barrier protection, while the seal layer incorporates food-grade polybutylene derivatives. The films can be made into pouches by joining a front and a back composite material at a peripheral edge to form an internal compartment that encloses the pharmaceutical formulations. The biodegradable films are compostable in soil and safe for animal consumption. The biodegradable pouches are useful for vaccinating wildlife population, such as racoons.

SQUEEZABLE FIBER-BASED BOTTLE WITH A PERSONAL CARE COMPOSITION

NºPublicación:  US20260242098A1 20/08/2026
Solicitante: 
THE PROCTER & GAMBLE CO [US]
THE PROCTER & GAMBLE COMPANY
US_20260242098_A1

Resumen de: US20260242098A1

A squeezable fiber-based bottle in combination with a liquid personal care composition comprising a pulp molded base and pulp side walls wherein the liquid personal care composition comprises from about 14% to about 50% water; from about 20% to about 70% of a humectant; wherein there is a Water Activity (Aw) of about 0.40 to about 0.90.

WATER SOLUBLE INSTRUMENTS AND CONTAINERS

NºPublicación:  US20260242601A1 20/08/2026
Solicitante: 
GUIDO TERRY [US]
Guido Terry
US_20260242601_A1

Resumen de: US20260242601A1

One embodiment provides a disposable container. The disposable container may include one or more dissolvable layers defining the disposable container. An outer layer may be disposed over the one or more dissolvable layers, a portion of the outer layer including an impermeable coating. The disposable container may include a raised bottom extending above a lip. An exterior surface of the raised bottom may not be coated with the impermeable coating, facilitating dissolution of the disposable container beginning with the exterior surface of the raised bottom upon exposure to liquid or moisture.

CONTAINER HAVING A FIBER-BASED NECK THREAD AND POLYMERIC CAP

NºPublicación:  US20260242099A1 20/08/2026
Solicitante: 
THE PROCTER & GAMBLE CO [US]
The Procter & Gamble Company
US_20260242099_A1

Resumen de: US20260242099A1

0000 Containers including a fiber-based neck thread mated to a polymeric cap that can store liquids with minimal to no leakage during manufacturing, shipping, and ultimate usage by a user. The fiber-based neck thread and polymeric cap employ features that create a good closure seal. The containers can be recycled in many geographies and municipal waste systems.

HIGHLY SOLUBLE PEA STARCH AS REPLACER OF MALTODEXTRIN

NºPublicación:  WO2026171560A1 20/08/2026
Solicitante: 
ROQUETTE FRERES [FR]
ROQUETTE FR\u00C8RES
WO_2026171560_A1

Resumen de: WO2026171560A1

The invention is related to a high soluble leguminous starch having (DP1-2/DP3-20)/DE ratio between 0.007 to 0.05, more preferably between 0.012 to 0.02, a water solubility of more than 90 % in weight, more preferably more than 95 % in weight, a viscosity of less than 500 cP, more preferably of less than 200 cP and characterized by an α-1,4 / α-1,6 ratio determined by 13C NMR between 28 to 32 %.

COMPOSTABLE FILM FOR PACKAGING, PROCESS TO PREPARE THE SAME, AND APPLICATIONS THEREOF

NºPublicación:  WO2026172259A1 20/08/2026
Solicitante: 
PATIL ANKAJI [IN]
PATIL, Ankaji
WO_2026172259_A1

Resumen de: WO2026172259A1

A non-polymeric, starch-based compostable film and a process for preparing the same are disclosed. The invention relates to biodegradable packaging materials derived from food-grade starch, natural plasticizers, water, and selected biodegradable additives, without incorporation of synthetic polymers or resin systems. The disclosed process involves controlled thermomechanical treatment of starch to induce gelatinization and transient thermoplastic behavior, enabling formation of films using conventional extrusion and film-forming equipment. The resulting films exhibit balanced mechanical strength, flexibility, and handling characteristics, along with tunable water solubility and moisture resistance. The composition is fully biodegradable and home-compostable under ambient conditions, leaving no persistent residues. The invention provides a scalable, non-toxic, and sustainable alternative to petroleum-based plastic films for packaging and related applications.

NONWOVEN POUCH COMPRISING HEAT SEALABLE BINDER FIBER

NºPublicación:  US20260240234A1 20/08/2026
Solicitante: 
R J REYNOLDS TOBACCO CO [US]
R.J. Reynolds Tobacco Company
US_20260240234_A1

Resumen de: US20260240234A1

A pouched product adapted for release of a water-soluble component therefrom is provided herein. The pouched product can include an outer water-permeable pouch defining a cavity containing a composition that includes a water-soluble component capable of being released through the water-permeable pouch and has a surface area, wherein the outer water-permeable pouch can include a nonwoven web including a plurality of heat sealable binder fibers blended with a second plurality of dissimilar fibers. The nonwoven web can be carded, hydroentangled and point bonded.

METHOD FOR THE PRODUCTION OF A FILM, A COATING OR A MOULDED BODY FROM YEAST BIOMASS

NºPublicación:  US20260242552A1 20/08/2026
Solicitante: 
FRAUNHOFER GES ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E V [DE]
Fraunhofer-Gesellschaft zur F\u00F6rderung der angewandten Forschung e.V.
US_20260242552_A1

Resumen de: US20260242552A1

0000 The present invention relates to a method for producing a film, a coating, or a moulded body from yeast biomass, in which the biomass is first disintegrated and homogenized and then further processed into the film, coating, or moulded body. The method is characterized in that an oil-forming yeast, in particular Y. lipolytica, is used as the yeast and the homogenization comprises an enzyme treatment that dissolves the cell wall. The method can be used to produce bio-based and completely biodegradable packaging products that are based solely on renewable and natural raw materials and have good mechanical properties.

CAPSULE FOR THE PREPARATION OF A BEVERAGE

NºPublicación:  US20260242125A1 20/08/2026
Solicitante: 
SOC DES PRODUITS NESTLE S A [CH]
SOCI\u00C9T\u00C9 DES PRODUITS NESTL\u00C9 S.A.
US_20260242125_A1

Resumen de: US20260242125A1

0000 A capsule for the preparation of a beverage in a beverage preparation machine is disclosed. The capsule comprises a cup-shaped body and a closing membrane for closing the cup-shaped body. The cup-shaped body comprises an annular flange for the closing membrane to seal thereon. At least the cup-shaped body is made of cellulose pulp and comprises: a bottom wall, a tubular lateral wall and the annular flange. The annular flange further comprises a portion having a surface roughness comprised between 27 and 32 microns. This flange portion having specific roughness characteristics cooperates with an edge of a capsule enclosing member of the beverage preparation machine for improving leak tightness during the preparation of the beverage.

TEMPORARY CONTAINMENT BARRIERS AND RELATED METHODS

NºPublicación:  EP4791660A1 19/08/2026
Solicitante: 
NUSENS IP INC [US]
Nusens IP, Inc.
WO_2025079030_PA

Resumen de: WO2025079030A1

A temporary containment barrier for use during construction or renovations of buildings includes a plastic film that is configured to shrink if exposed to heat. The film may have a melting point between 60 and 140 degrees Celsius. The film may be configured to shrink between 20 and 60% in at least one direction if exposed to heat. At least a portion of the film may be monoaxially oriented. At least a portion of the film may be biaxially oriented. The film may have a thickness of between 30 and 300 microns. The film may include at least one fire retardant modifier. In the case of a fire, the film can quickly dissipate and recede before fire suppression sprinklers will activate, and therefore will not impede operation of the sprinklers.

分散体

NºPublicación:  JP2026133005A 19/08/2026
Solicitante: 
中京油脂株式会社
JP_2026133005_A

Resumen de: JP2026133005A

【課題】 ポリ乳酸等の水分散体において、乾燥工程の更なる熱量の減少下においても、高い耐油性を維持しつつ、ブリードを生じない生分解性樹脂水系分散体を提供する。【課題を解決するための手段】生分解性樹脂を含む分散質、分散剤、多価アルコールエステル、及び、水系分散媒、を含み、前記多価アルコールエステルの配合量が、全体の0.5質量%~6.0質量%である、分散体。【選択図】なし

BIODEGRADABLE FLEXIBLE PACKAGE WITH A LIQUID FOOD COMPOSITION

NºPublicación:  EP4791596A1 19/08/2026
Solicitante: 
THE PROCTER & GAMBLE CO [US]
The Procter & Gamble Company
WO_2025076732_PA

Resumen de: WO2025076732A1

The present invention is directed to a biodegradable flexible package in combination with a liquid personal care composition comprising a package comprising at least one biodegradable polymeric layer and an inorganic layer; a liquid personal care composition comprising from about 14%to about 50%water; from about 20%to about 70%of a humectant; wherein there is a Water Activity (Aw) of about 0.40 to about 0.90.

ERGONOMIC SQUEEZABLE FIBER-BASED BOTTLE

NºPublicación:  EP4791668A1 19/08/2026
Solicitante: 
THE PROCTER & GAMBLE CO [US]
The Procter & Gamble Company
WO_2025080904_PA

Resumen de: WO2025080904A1

The present disclosure provides a squeezable fiber-based bottle (10) for storing and dispensing a viscous liquid. The bottle (10) comprises a molded base (20) including a liquid containing surface having an aperture (30) for dispensing viscous liquid. The molded base (20) includes a base perimeter having a perimeter surface (22) with an upper edge (24) and a lower edge (16). The squeezable fiber-based bottle (10) comprises a fiber-based side wall (12) having an upper edge (14), a lower edge (16), an inner surface, and an outer surface. The side wall (12) includes a front (4), a back (5) and two opposing side panels (2, 3). At least one of the opposing side panels includes crease lines (65) forming a flat portion (7, 9). The fiber-based side wall (12) is attached to the molded base (20) forming an impermeable seal such that the lower edge (16) of fiber-based side wall (12) is disposed near the perimeter surface upper edge (24) but not the perimeter surface lower edge (26). The impermeable seal is formed about the entire perimeter surface of the molded base (20).

A BIODEGRADABLE CONTAINER WITH A PERSONAL CARE COMPOSITION

NºPublicación:  EP4791247A1 19/08/2026
Solicitante: 
THE PROCTER & GAMBLE CO [US]
The Procter & Gamble Company
WO_2025080905_PA

Resumen de: WO2025080905A1

The present invention is directed to a biodegradable container in combination with a liquid personal care composition comprising: a biodegradable vessel having at least one opening and a biodegradable cover for the opening wherein the container, a liquid personal care composition comprising from about 14% to about 50% water; from about 20% to about 70% of a humectant; wherein there is a Water Activity (Aw) of about 0.40 to about 0.90.

飲料調製用の堆肥化可能ポッド

NºPublicación:  JP2026527815A 18/08/2026
Solicitante: 
ソシエテ・デ・プロデュイ・ネスレ・エス・アー
JP_2026527815_A

Resumen de: WO2025031844A1

The invention relates to a pod (100, 200) for preparing a beverage in a beverage production machine, wherein the pod (100, 200) is made of a biodegradable, preferably compostable, material composition and comprises a pod body (110) composed of two half-shells (101, 102) being connected to each other along their respective circumferential flange (140) so as to delimit a chamber (103) for containing a substance (105) for the preparation of the beverage, wherein at least one half-shell comprises in a layered manner:. A primary layer (171) made of a paper-based material,. A secondary layer (172) comprising at least an oxygen barrier function and optionally a water barrier function, and. A, at least partial, tertiary layer (173) comprising a filter function, wherein the primary layer (171) of at least one of the half-shell (101, 102) comprises at least one traversing hole (106), over at least a delivery portion (130) of the half-shell (101, 102), said delivery portion being adapted to interact with external opening elements of the beverage production machine under the effect of rising pressure of the fluid being injected into the pod (100, 200) through an injection portion (120) on the other half-shell (101, 102), to dispense the prepared beverage from the pod (100, 200). The invention also relates to the use of said pod in a beverage production machine.

Method for producing a biodegradable material

NºPublicación:  PL451188A1 17/08/2026
Solicitante: 
POLITECHNIKA SLASKA W GLIWICACH [PL]
POLITECHNIKA \u015AL\u0104SKA W GLIWICACH
PL_451188_A1

Resumen de: PL451188A1

Sposób wytwarzania biodegradowalnego materiału polega na tym, że obejmuje trzy etapy, w pierwszym etapie tworzy się rozpuszczalnik głęboko eutektyczny DES poprzez zmieszanie co najmniej dwóch związków: chlorek choliny, glicerol, kwas mlekowy i/lub ich mieszaniny w proporcjach molowych 1:2, 1:1:1 w temperaturze 50°C do 70°C do uzyskania klarownej cieczy w temperaturze pokojowej, usuwa nadmiar wody, w drugim etapie przygotowuje się ekstrakt roślinny ex-DES poprzez zmieszanie otrzymanego w pierwszym etapie rozpuszczalnika głęboko eutektycznego DES w ilości od 10 ml do 150 ml z wysuszonym i rozdrobnionym surowcem roślinnym w ilości od 0,1g do 5,0g, przy czym zachowuje się stosunek masy do objętości DES od 1:2 do 1:200, przeprowadza ekstrakcję w temperaturze od 50°C do 90°C, w czasie od 1h do 4h przy stałym mieszaniu, otrzymany roztwór odwirowuje się i filtruje, a uzyskany ekstrakt chłodzi w temperaturze od 2°C do 8°C, w trzecim etapie wodę destylowaną w ilości od 30 ml do 70 ml miesza się z polisacharydem w ilości od 0,3g do 2,1g oraz korzystnie od 0,2 ml do 0,7 ml stężonym 99,5% do 99,9% kwasem organicznym, proces prowadzi się w czasie do 24h, do tak otrzymanego roztworu wprowadza się od 20% wag. do 60% wag. ex-DES (ekstraktu z roślin z rozpuszczalnikiem głęboko eutektycznym) otrzymanym w drugim etapie, w stosunku do suchej masy zastosowanego polisacharydu, miesza w czasie do 1h, chłodzi w temperaturze od 2°C do 8°C do 24h, roztwór w

バインダーでコーティングされた不透明化ポリマー粒子を含有する液体塗布消音配合物

NºPublicación:  JP2026527762A 17/08/2026
Solicitante: 
ロームアンドハースカンパニー
JP_2026527762_A

Resumen de: WO2025034452A1

The present invention relates to a composition comprising an aqueous dispersion of a) binder-coated opacifying polymer particles; b) extender particles; c) starch; d) a blowing agent; and e) a rheology modifier. The composition of the present invention is useful as a coating in liquid-applied sound damping applications.

DISPENSING CUP

NºPublicación:  ES3076436T3 17/08/2026
Solicitante: 
ARES TRADING S A
Ares Trading S.A.
EP_3939558_PA

Resumen de: EP3939558A1

Described herein is dispensing cup for use with medicaments, which dispensing cup in use allows for the patient to (self) administer an oral medicament (tablet or capsule) without the need to come into direct (skin) contact with such medicament.

多層構造体、およびそれからなる包装容器

NºPublicación:  JP2026131735A 14/08/2026
Solicitante: 
株式会社クラレ
JP_2026131735_A

Resumen de: WO2022054887A1

A multilayer structure that is formed by layering, in order, a layer (A) that comprises a polyolefin resin composition (a), an oxygen barrier layer (B), and a sealant layer (C), the resin composition (a) containing a polyolefin that has a melting point of at least 130°C as a principal component, layer (A) having a water vapor permeability of at least 10 g/m2·day at 40°C and 90% humidity, the thickness of layer (A) being 5–150 μm, and layer (B) containing an ethylene-vinyl alcohol copolymer as a principal component. Such a multilayer structure has high gas barrier properties even after being treated with water vapor or hot water. In addition, the resin composition obtained by melting and kneading the multilayer structure has little coloration and high transparency, making the resin compostion suitable for reuse as a raw material for the multilayer structure, and giving the multilayer structure excellent recyclability.

二軸配向ポリ乳酸フィルム、及び積層フィルム

NºPublicación:  JP2026131812A 14/08/2026
Solicitante: 
東洋紡株式会社
JP_2026131812_A

Resumen de: WO2026028857A1

The present invention relates to a biaxially oriented polylactic acid film formed from a film-forming material containing polylactic acid. In a spectrum measured by total reflection Fourier transform infrared spectroscopy, a mesophase orientation parameter (peak intensity ratio at 757 cm-1/2996 cm-1) of the polylactic acid film is 4.0 or less. In the polylactic acid film, the internal Haze is preferably 6% or less, it is preferable that the breaking stress in the width direction is 100 MPa or more and the ratio of the breaking stress in the longitudinal direction to the breaking stress in the width direction is 0.7 or less, the thermal shrinkage rate in the longitudinal direction when heated at 150°C for 30 minutes is preferably 10% or less, and the mass ratio of L-lactic acid/D-lactic acid is preferably 100/0 to 85/15. According to the present invention, a polylactic acid film having excellent transparency and processability can be provided using a biodegradable polylactic acid derived from a biomass source.

Sac souple écologique pour le confinement d’un matériau de construction permettant le renforcement d’une structure en zone aquatique et/ou en zone côtière

NºPublicación:  FR3172108A1 14/08/2026
Solicitante: 
EUROFILET FRANCE [FR]
EUROFILET FRANCE
FR_3172108_A1

Resumen de: FR3172108A1

Sac souple (10) pour le confinement d’un matériau de construction, comprenant une paroi composée de deux couches, une couche extérieure (12) constituée de fibres dans un matériau biodégradable et une couche intérieure (14) réalisée dans un matériau biodégradable. Selon la caractéristique principale de l’invention, la couche intérieure est composée d’un enchevêtrement de fibres assemblées selon un agencement non tissé. Figure pour l’abrégé : Figure 1

PACKAGING ITEM AND PACKAGED FOOD PRODUCT

NºPublicación:  US20260233885A1 13/08/2026
Solicitante: 
SOC DES PRODUITS NESTLE S A [CH]
SOCI\u00C9T\u00C9 DES PRODUITS NESTL\u00C9 S.A.
US_20260233885_A1

Resumen de: US20260233885A1

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.

POLYVINYL ALCOHOL RESIN, WATER-SOLUBLE FILM, EXTRUSION-MOLDED ARTICLE, FILAMENT, NONWOVEN FABRIC, CONTAINER, METHOD FOR PRODUCING WATER-SOLUBLE FILM, AND AQUEOUS SOLUTION

NºPublicación:  US20260234302A1 13/08/2026
Solicitante: 
KURARAY CO LTD [JP]
Kuraray Co., Ltd.
US_20260234302_A1

Resumen de: US20260234302A1

0000 To provide: a polyvinyl alcohol resin which enables obtaining a water-soluble film having favorable cold-water solubility and mechanical strength, has favorable biodegradability, and is superior in filterability in a state of an aqueous solution; a water-soluble film, an extruded product, a filament, a non-woven fabric, and a container each containing such a polyvinyl alcohol resin; a method for producing a water-soluble film; and an aqueous solution. The polyvinyl alcohol resin contains, as a principal component, a modified polyvinyl alcohol containing a unit represented by the following formula (1), wherein a ratio (N1/N2) of the number (N1) of 1-μm-size particles to the number (N2) of 2-μm-size particles contained in 1 mL of a 2% by mass aqueous solution of the polyvinyl alcohol resin is 0.1 or more and 50 or less. In the formula (1), R represents a single bond or a divalent organic group, and M represents a hydrogen atom, a metal atom, or an ammonium group. 0000

LAMINATED STRUCTURES

NºPublicación:  AU2025213459A1 13/08/2026
Solicitante: 
TIPA CORP LTD
TIPA CORP. LTD
AU_2025213459_PA

Resumen de: AU2025213459A1

Provided are sheets comprising at least three polymer layers, wherein each of the outer layers comprises a mixture of polylactic acid (PLA) and polycaprolactone (PCL) and each form from about 2.5% to about 20% of the total thickness of the sheet and wherein a core layer forms from about 60% to about 95% of the total thickness of the sheet; and to laminated structures comprising such sheets. Also provided are laminated structures comprising at least 3 biodegradable polymer sheets: a) first sheet comprising cellulose or a derivative thereof; b) a second sheet comprising at least one polymer selected from the group consisting of PBSA, PLA, PCL and combinations thereof; and c) a third sheet comprising at least one polymer selected from the group consisting of PBSA, PLA, PHA, PCL, PBAT and combinations thereof, wherein the second sheet is located between the first sheet and the third sheet

MULTILAYER PET BOTTLES WITH LOW LIGHT TRANSMITTANCE

Nº publicación: US20260233881A1 13/08/2026

Solicitante:

THE COCA COLA CO [US]
THE COCA-COLA COMPANY

US_20260233881_A1

Resumen de: US20260233881A1

0000 Multilayer bottles contain a core layer having a first side and a second side, the core layer comprising an opacifying additive and a core polyester polymer, a hydrolyzable polymer, or a combination thereof, an inner layer positioned on the first side of the core layer, the inner layer comprising a first polyester polymer, and an outer layer positioned on the second side of the core layer, the outer layer comprising a second polyester polymer. The multilayer bottles have a light transmittance of less than or equal to 1% at a wavelength in the 400 to 700 nm range and an ash content of less than or equal to 1 wt. %.

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