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LastUpdate Última actualización 29/10/2026 [07:29:00]
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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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AMORPHOUS COPOLYESTER RESINS FOR USE AS A COLD SEAL ADHESIVE, COATING COMPOSITIONS

NºPublicación:  US20260327458A1 22/10/2026
Solicitante: 
BOSTIK INC [US]
Bostik, Inc.
US_20260327458_A1

Resumen de: US20260327458A1

A method of adhering substrate surfaces to one another comprises applying a copolyester resin mixture to the surfaces and contacting the surfaces with one another in the absence of heat to form a cold seal. The copolyester resin may be sulfonated and the reaction product of (a) at least two diols comprising ethylene glycol at a mole fraction of at least about 0.25 and (b) at least three diacids or diesters comprising: (i) a sulfomonomer at a mole fraction of at least 0.02, preferably at least 0.07; (ii) at least one aromatic diacid or diester; and (iii) at least one aliphatic diacid or diester. The ratio of aromatic to aliphatic diacids or diesters may be between about 75/25 and about 45/55, and the glass transition temperature of the resin may be between about −25 °C and about 15 °C. The resin may be solvated and preferably is food grade compliant and compostable.

WOUND DRESSING

NºPublicación:  US20260327859A1 22/10/2026
Solicitante: 
UNIV OF CENTRAL OKLAHOMA [US]
University of Central Oklahoma
US_20260327859_A1

Resumen de: US20260327859A1

A method for controlling fiber cross-alignment in a nanofiber membrane, comprising: providing a multiple segment collector in an electrospinning device including a first and second segment electrically isolated from an intermediate segment positioned between the first and second segment, collectively presenting a cylindrical structure, rotating the cylindrical structure around a longitudinal axis proximate to an electrically charged fiber emitter; electrically grounding or charging edge conductors circumferentially resident on the first and second segment, maintaining intermediate collector electrically neutral; dispensing electrospun fiber toward the collector, the fiber attaching to edge conductors and spanning the separation space between edge conductors; attracting electrospun fiber attached to the edge conductors to the surface of the cylindrical structure, forming a first fiber layer; increasing or decreasing rotation speed of the cylindrical structure to alter the angular cross-alignment relationship between aligned nanofibers in adjacent layers, the rotation speed being altered to achieve a target relational angle.

BIOPOLYMER AND MATERIAL COMPOSITE CONTAINMENTS

NºPublicación:  US20260327410A1 22/10/2026
Solicitante: 
DOUBLE DOUBLE D LLC [US]
Double Double D, LLC
US_20260327410_A1

Resumen de: US20260327410A1

0000 The present disclosure concerns containments that are biodegradable. In some aspects, the containments include at least one biopolymer layer that includes one or more polymeric compounds. In some aspects, the containments include at least one material layer that includes one or more composites. In some aspects, the biopolymer layer is of a composite of one or more polymeric compounds and at least one material. In some aspects, the containment is an assembled collection of at least two parts. In some aspects, the biopolymer layers of each part of fused by heat sealing.

ECOFRIENDLY, BIODEGRADABLE BIOLOGICAL POLYSACCHARIDE COMPOSITION FOR PACKAGING MATERIALS

NºPublicación:  EP4824162A1 21/10/2026
Solicitante: 
BLUE EVOLUTION INC [US]
Blue Evolution, Inc.
WO_2025128797_PA

Resumen de: WO2025128797A1

Disclosed are biodegradable compositions, suitable for using in packaging, containing an Ulva polysaccharide, a nanomaterial, a non-Ulva biomass, and a non-phthalate plasticizer, and methods of forming thereof.

LAID FABRIC

NºPublicación:  EP4824336A1 21/10/2026
Solicitante: 
SAINT GOBAIN ADFORS [FR]
Saint-Gobain Adfors
MX_2026007237_A

Resumen de: MX2026007237A

A laid fabric is provided. The laid fabric includes a first set of filaments extending generally parallel in a first direction; a second set of filaments extending generally parallel in a second direction, wherein the second set of filaments are laid adjacent to the first set of filaments; a third set of filaments extending generally parallel in the first direction, wherein the third set of filaments are laid adjacent to the second set of filaments; wherein the first set of filaments, the second set of filaments, the third set of filaments, or combination thereof include a biodegradable yarn; and a binder coating the first set of filaments, the second set of filaments, the third set of filaments, or combination thereof, wherein the binder includes a biodegradable polymer. Further provided is an absorbent article and an erosion blanket.

COMPOSITION, MOLDED ARTICLE, COATED ARTICLE, POUCH, AND PACKAGING MATERIAL

NºPublicación:  EP4825906A1 21/10/2026
Solicitante: 
KURARAY CO [JP]
Kuraray Co., Ltd.
EP_4825906_A1

Resumen de: EP4825906A1

The present invention relates to a composition comprising a starch derived from a bulb or a derivative thereof, and a plasticizer, wherein a total amount of the starch derived from a bulb or the derivative thereof and the plasticizer is 50 mass% or more with respect to a total mass of the composition.

DRY-FORMED CELLULOSE PRODUCT, METHOD FOR DRY-FORMING A CELLULOSE PRODUCT AND FORMING MOULD FOR DRY-FORMING A CELLULOSE PRODUCT

NºPublicación:  EP4823814A2 21/10/2026
Solicitante: 
PULPAC AB [SE]
PulPac AB
WO_2025125548_PA

Resumen de: WO2025125548A2

A dry-formed cellulose product comprising interconnected cellulose fibres. The cellulose product is arranged as a three-dimensional compressed fibre structure with an inner side and an outer side, where the inner side is delimiting an inner volume configured for holding one or more articles. The outer side comprises at least one structured zone, where the at least one structured zone is formed by a base surface and a plurality of grip elements.

RESIN COMPOSITION

NºPublicación:  EP4825918A1 21/10/2026
Solicitante: 
LG CHEMICAL LTD [KR]
LG Chem, Ltd.
EP_4825918_PA

Resumen de: EP4825918A1

The resin composition of the present disclosure is biodegradable by including a biodegradable polymer and a biodegradable nucleating agent, and exhibits excellent productivity during processing such as injection molding, extrusion molding, and sheet extrusion due to a high crystallization rate.

生分解性ポリエステル樹脂組成物、及びこれを含む生分解性ポリエステル成形品

NºPublicación:  JP2026170356A 21/10/2026
Solicitante: 
エスケーリーヴィオカンパニーリミテッド
JP_2026170356_A

Resumen de: EP4279528A1

A biodegradable polyester resin composition includes: a polyester resin including a diol, an aromatic dicarboxylic acid and an aliphatic dicarboxylic acid; and 5000 ppm to 20000 ppm of a hydrophilic regulator having a molecular weight of 400 to 1300.

保護包装及びその製造方法

NºPublicación:  JP2026170362A 21/10/2026
Solicitante: 
ヘンケル・アクチェンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト・アウフ・アクチェン
JP_2026170362_A

Resumen de: MX2022015472A

The disclosure is directed to methods of manufacturing protective packaging materials, as well as the protective packaging materials produced using the disclosed methods. These packaging materials can be biodegradable, compostable, and/or recyclable.

COMPOSITE STRUCTURE FOR APPLYING TILES TO A SURFACE, AND SYSTEMS AND METHODS OF USING SAME

NºPublicación:  EP4825934A2 21/10/2026
Solicitante: 
SHAW IND GROUP INC [US]
Shaw Industries Group, Inc.
EP_4825934_PA

Resumen de: EP4825934A2

A composite structure for use in tiling surfaces is disclosed. The composite structure can include a fiber matrix impregnated with a water-activated setting material. The composite structure can be wet and then compressed between a tile and an application surface. The composite structure can cure to provide a support surface for the tile.

LIQUID-RESISTANT MULTIPLY PAPER AND PAPERBOARD

NºPublicación:  EP4824347A1 21/10/2026
Solicitante: 
STORA ENSO OYJ [FI]
Stora Enso Oyj
WO_2025126090_PA

Resumen de: WO2025126090A1

The present invention relates to a liquid-resistant multiply paper or paperboard, comprising: a cellulose-based back ply, wherein said back ply comprises at least two different internal sizing agents in a total amount of 2-10 kg/ton, based on the total dry weight of the back ply; a cellulose-based top ply, wherein said top ply comprises a single internal sizing agent in a total amount of 0.1-5 kg/ton, based on the total dry weight of the top ply, and wherein the total amount of internal sizing agent in the top ply is lower than in the back ply; and a first surface sizing layer applied on the outermost surface of the back ply, wherein the first surface sizing layer has a coat weight of 0.5-3 g/m2 and comprises at least one hydrophobic surface sizing agent and at least one binder. The invention further relates to a method for manufacturing a liquid-resistant multiply paper or paperboard.

経口パウチ用の包装材と、これを用いて製造された経口パウチ及び経口パウチ用の包装材の製造方法

NºPublicación:  JP2026534636A 20/10/2026
Solicitante: 
ケーティーアンドジーコーポレイション
US_20250072487_PA

Resumen de: US20250072487A1

An oral pouch packaging material, an oral pouch manufactured using the oral pouch packaging material, and a method of preparing an oral pouch packaging material are provided. The oral pouch packaging material includes 0% by weight (wt %) to 40 wt % of a cellulose-based staple fiber, 20 wt % to 80 wt % of a pulp fiber, 20 wt % to 60 wt % of a thermoplastic resin fiber, and 0 wt % to 5 wt % of a binder, and is prepared by a wet method.

液体食品組成物を有する生分解性可撓性包装

NºPublicación:  JP2026534716A 20/10/2026
Solicitante: 
ザプロクターアンドギャンブルカンパニー
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.

パルプモールド物品

NºPublicación:  JP2026534577A 19/10/2026
Solicitante: 
ソシエテ・デ・プロデュイ・ネスレ・エス・アー
JP_2026534577_A

Resumen de: WO2025040607A1

The present invention relates to a method of producing a moulded pulp article (1), the method comprising: a) shaping the pulp (2); b) applying a composite phase (3) comprising a polymer and particles (4) of metal, metalloid, or oxides thereof to the pulp; and c) converting the composite phase (3) to a coating (5) comprising the polymer and a continuous barrier (6) at least partially embedded within the polymer, the continuous barrier (6) comprising metal, metalloid, or oxides thereof; as well as moulded pulp articles.

POROUS MICROPARTICLES OF BIODEGRADABLE POLYMER, AND POLYMER FILLER COMPRISING SAME

NºPublicación:  ES3081922T3 19/10/2026
Solicitante: 
SAMYANG BIOPHARM CORP
SAMYANG BIOPHARM CORPORATION
MX_2019006787_A

Resumen de: MX2019006787A

The present invention relates to porous microparticles of a biodegradable polymer, and a polymer filler comprising the same.

PACKAGING

NºPublicación:  ES3081954T3 19/10/2026
Solicitante: 
DOECO USA LLC
DoECO USA LLC
US_2020299024_A1

Resumen de: US2020299024A1

0001 The proposed product relates to the field of manufacturing packaging for primarily liquid, fatty, and frozen food products or for products that contain or release fats and moisture. The present packaging, having an overlapping seam with a sealed end face, is made of a shape-giving material that consists of a base material and a protective layer applied on one side of said base material. The protective layer is elongated relative to the base material, and at the place where the shape-giving material is joined in an overlapping fashion to form a seam, the elongated protective layer is connected on the inner side of the packaging to the adjoining layer of shape-giving material without the protective layer coming into contact with the end face surface of the shape-giving material, to protect an end face without thickening the material at an overlap point and without the overlap point being excessively rigid, as well as without using an additional protective polymer tape or an expensive base material having hydrophobic properties.

BIODEGRADABLE SHOTSHELL COMPONENTS

NºPublicación:  ES3081747T3 16/10/2026
Solicitante: 
FEDERAL CARTRIDGE CO
Federal Cartridge Company
EP_4155659_PA

Resumen de: EP4155659A1

Devices and methods for shotshell cartridges (20), particularly shotshell cartridges with biodegradable components. One or more of the casing (20), shot wad (90), spacer (92), and powder wad (50) may be formed of biodegradable materials. A biodegradable shot wad (90) is manufactured of cellulosic fibers and wax to provide obturation and gas seal properties at high pressures with high reliability.

BIO-POLYSACCHARIDE-BASED POLYMER AS WELL AS PREPARATION METHOD THEREFOR AND USE THEREOF

NºPublicación:  US20260317660A1 15/10/2026
Solicitante: 
ALL PLUS CHEMICAL CO LTD [CN]
ALL-PLUS CHEMICAL CO., LTD.
US_20260317660_A1

Resumen de: US20260317660A1

Provided is a bio-polysaccharide-based polymer as well as a preparation method therefor and a use thereof. According to the preparation method, a polysaccharide material, a first monomer and a first oxidant in proportion are added for reaction, so as to obtain a first mixed system; an alcohol solvent is added into the first mixed system for reaction, so as to obtain a second mixed system; a second monomer and a second oxidant are added into the second mixed system for reaction, so as to obtain a third mixed system; a temperature-raising reaction is performed on the obtained third mixed system, so as to obtain the bio-polysaccharide-based polymer.

SINGLE AND MULTILAYERED DENTAL APPLIANCE AND MATERIAL CONSTRUCTION USING BIO-BASED AND BIO-PLASTIC POLYMERS TECHNICAL FIELD

NºPublicación:  US20260316430A1 15/10/2026
Solicitante: 
FTI CONSULTANTS [IN]
FTI CONSULTANTS
US_20260316430_A1

Resumen de: US20260316430A1

0000 A dental appliance using bio-based and bioplastics sheets is disclosed, representing a significant advancement in dental technology. The present dental appliances are prepared 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. The present disclosure demonstrates flexibility, strength, and superior stain resistance, surpassing the performance of current petro-based polymers used in traditional and modem dental appliances.

BIODEGRADABLE MULTI-LAYER FILM FOR A FOOD AND/OR BEVERAGE PACKAGING ELEMENT, BIODEGRADABLE PACKAGING ELEMENT AND BIODEGRADABLE PACKAGING UNIT INTEGRATING SAID MULTI-LAYER FILM

NºPublicación:  WO2026215127A1 15/10/2026
Solicitante: 
SOC DES PRODUITS NESTLE S A [CH]
SOCIETE DES PRODUITS NESTLE S.A.
WO_2026215127_A1

Resumen de: WO2026215127A1

The invention concerns a biodegradable multi-layer film for a food and/or beverage packaging element comprising: - an inner mechanical supporting layer comprising an amount of a biodegradable aliphatic, aromatic or aliphatic/aromatic polyester; - a first intermediate connecting layer of a biodegradable material for connecting and/or sealing adjacent layers; - a functional layer having a barrier function to gas and/or moisture; - a second intermediate connecting layer of a biodegradable material for connecting and/or sealing adjacent layers; and - an outer mechanical supporting layer comprising an amount of a biodegradable aliphatic, aromatic or aliphatic/aromatic polyester; The multi-layer film is characterized in that it comprises - a total thickness that is equal or less than 45 µm, preferably less than 40 µm; and - a thickness ratio (r) of the total thickness of the connecting layers to the total thickness of the mechanical supporting layers that is less than 0.5, preferably less than 0.45, most preferably less than 0.3. The invention is also related to a biodegradable beverage packaging element and to a biodegradable packaging unit.

TOUGH AND MOLDABLE BIODEGRADABLE POLYMER COMPOSITIONS AND THE METHOD OF MAKING THEREOF

NºPublicación:  WO2026215718A1 15/10/2026
Solicitante: 
ERTHOS INC [CA]
ZARRINBAKHSH NIMA [CA]
WANG XIUZHENG [CA]
ERTHOS INC.
ZARRINBAKHSH, Nima
WANG, Xiuzheng
WO_2026215718_A1

Resumen de: WO2026215718A1

The invention relates to tough and moldable biodegradable polymer compositions with high impact resistance, elongation, and mechanical strength. The compositions comprise biodegradable thermoplastic polymers, biobased plasticizers, inorganic fillers, organic acids and optionally other additives. The compositions exhibit an excellent balance between elongation-at-break greater, tensile strength, impact strength, rigidity, and melt flow index while maintaining full biodegradability within 180 to 365 days. The biodegradable resins can be produced using traditional polymer processing equipment such as twin screw extruders or batch mixers. The resins can be formed into rigid parts and end products using traditional techniques including injection molding, thin-walled injection molding, compression molding and thermoforming.

MOULDING COMPOUND FOR PRODUCING STARCH-BASED MOULDED BODIES

NºPublicación:  WO2026215741A1 15/10/2026
Solicitante: 
INNOGEL AG [CH]
INNOGEL AG
WO_2026215741_A1

Resumen de: WO2026215741A1

A moulding compound according to the invention for producing starch-based moulded bodies comprises a base moulding compound of water, granular semi-crystalline starch and plasticiser. The base moulding compound comprises 18-73 wt.% water; 33-65 wt.% granular, semi-crystalline starch; and 5-41 wt.% plasticiser. The granular semi-crystalline starch forms, together with the liquid phase of water and plasticiser, a granularly hydrated suspension, particularly advantageously a granularly hydrated equi-suspension.

Herstellung von stärkebasierten Formkörpern

NºPublicación:  CH722714A1 15/10/2026
Solicitante: 
INNOGEL AG [CH]
InnoGEL AG
CH_722714_PA

Resumen de: CH722714A1

0001 Ein Verfahren zur Herstellung von stärkebasierten Formkörpern (J), umfasst die Schritte: Bereitstellen einer fliessfähigen Formmasse (A), umfassend Wasser (B), granuläre, teilkristalline Stärke (C), Weichmacher (D) und optional Verdickungsmittel, wobei die bereitgestellte Formmasse eine erste Temperatur aufweist; Formgebung der bereitgestellten fliessfähigen Formmasse (A) zu einem Formkörper-Rohling (F); Verfestigung des Formkörper-Rohlings (F) zu einem festen Formkörper (G), wobei dazu die Temperatur des Formkörper-Rohlings (F) auf eine zweite Temperatur erhöht wird, bei welcher die fliessfähige Formmasse sich durch Transformation verfestigt; und Reduktion des Wassergehalts des festes Formkörpers (G), so dass ein getrockneter, fertiger Formkörper J entsteht. 0002 Die Erfindung betrifft auch eine Anlage und Steuerungsvorrichtung zur Herstellung von stärkebasierten Formkörpern und ein Verfahren zur Optimierung der Produktionsleistung eines Verfahrens zur Herstellung von stärkebasierten Formkörpern.

PACKAGE WRAPPING INCLUDING PLA FILM WITH MOISTURE BARRIER BY ATOMIC LAYER DEPOSITION

Nº publicación: US20260317006A1 15/10/2026

Solicitante:

R J REYNOLDS TOBACCO CO [US]
R.J. Reynolds Tobacco Company

US_20260317006_A1

Resumen de: US20260317006A1

0000 Provided herein is a moisture barrier film for packaging, such as tobacco or cigarette packaging. The film comprises polylactic acid (“PLA”) that is both biodegradable and transparent. The film includes multiple layers of PLA, with a base layer having a relatively high melting point compared to two outer layers, which have a relatively low melting point. The outer layers provide heat sealing capabilities to the film. The film is coated with a metal oxide layer comprised of aluminum oxide, titanium oxide, and/or aluminum-titanium oxide using an atomic layer deposition (“ALD”) coating method. The ALD coating to the PLA film results in a moisture transmission rate of less than 4 g/m2/day after the film has been subjected to creasing, which induces cracking of the ALD metal oxide layer.

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