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Materials i envasos plàstics biodegradables

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LastUpdate Última actualización 08/03/2026 [07:10:00]
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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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BIORÉSINE DE POIDS LÉGER AVEC ASSISTANCE AU GAZ

NºPublicación:  FR3165890A3 06/03/2026
Solicitante: 
LOREAL [FR]
L'OREAL
FR_3165890_A3

Resumen de: FR3165890A3

BIORÉSINE DE POIDS LÉGER AVEC ASSISTANCE AU GAZ Un procédé de fabrication d’un plastique cellulaire biosourcé comprend l’obtention de boulettes d’un plastique non cellulaire ayant une masse volumique inférieure à 1 g/cm3 ; l’obtention d’un produit d’algues ayant une masse volumique supérieure à 1 g/cm3 ; le moulage par injection des boulettes de plastique et du produit d’algues incluant l’introduction d’un agent gonflant chimique, d’un agent gonflant physique, ou des deux ; et la production d’un plastique cellulaire biosourcé ayant une masse volumique égale ou inférieure à 0,98 g/cm3. Figure pour l’abrégé : néant

MULTILAYER PRODUCT AND METHOD FOR PRODUCING THE SAME

NºPublicación:  US20260061730A1 05/03/2026
Solicitante: 
UPM KYMMENE CORP [FI]
UPM-Kymmene Corporation
US_20260061730_PA

Resumen de: US20260061730A1

A multilayer product is disclosed. The multi-layer product may include a cellulose fiber-based base layer and a barrier layer. The barrier layer may include at least 10% (w/w) of hydrolysed cellulose fibers.

Method for Producing a Packaging From a Recyclable Material

NºPublicación:  US20260062161A1 05/03/2026
Solicitante: 
SOC DES PRODUITS NESTLE S A [CH]
Soci\u00E9t\u00E9 des Produits Nestl\u00E9 S.A
US_20260062161_PA

Resumen de: US20260062161A1

Packaging made of a flat sheet of recyclable paper material with two opposite side edge sections is disclosed, and can include a longitudinal sealing joint along an overlapping section, at which the two opposite side edge sections overlap each other when the flat sheet is folded to form the flat sheet into a tube, a first traverse sealing joint extending across the longitudinal sealing joint to close the tube at a first tube end, and a second traverse sealing joint extending across the longitudinal sealing joint to close the tube at a second tube end opposite to the first tube end with respect to the enclosed substance. The packaging can include glue at triple point sections of the flat sheet, e.g., the first and second triple point sections.

A BEVERAGE CAPSULE MADE OF MOULDED CELLULOSE WITH IMPROVED OXYGEN AND MOISTURE BARRIER

NºPublicación:  US20260061729A1 05/03/2026
Solicitante: 
SOC DES PRODUITS NESTLE S A [CH]
Soci\u00E9t\u00E9 des Produits Nestl\u00E9 S.A
US_20260061729_PA

Resumen de: US20260061729A1

A packaging item includes a body made of rigid or semi-rigid moulded cellulose pulp, and a multilayer film liner attached to the inner surface of the cellulose pulp body. The multilayer film liner includes, from outside to inside, a biodegradable outermost organic adhesive layer for attaching the multilayer film liner to the moulded cellulose pulp, an organic middle barrier layer including a modified alcohol-based polymer (BVOH), and an innermost biodegradable organic structural layer.

NOVEL ALUMINUM-FREE HUMIDITY-REGULATING LINING PAPER FOR CIGARETTES AND PREPARATION METHOD THEREOF

NºPublicación:  US20260061733A1 05/03/2026
Solicitante: 
CHINA NATIONAL PULP & PAPER RES INST CO LTD [CN]
SINOLIGHT SPECIALTY FIBER MAT CO LTD [CN]
CHINA NATIONAL PULP & PAPER RESEARCH INST. CO., LTD,
SINOLIGHT SPECIALTY FIBER MATERIALS CO., LTD
US_20260061733_A1

Resumen de: US20260061733A1

A novel aluminum-free humidity-regulating lining paper for cigarettes and a preparation method thereof are provided, where the lining paper comprises a base paper layer, a dense barrier layer, a hydrophobic functional layer, and a composite humidity-regulating layer. The dense barrier layer contains polyvinyl alcohol (PVA) and glycerol, the hydrophobic functional layer includes calcium stearate, a silane coupling agent (SCA), nanocellulose, and carboxymethyl cellulose (CMC), and the composite humidity-regulating layer comprises sodium alginate, nanoporous calcium silicate (NCS), glycerol, and hyaluronic acid. The hydrophobic functional layer, formed within a CMC matrix with nanocellulose as a physical cross-linking agent, benefits from a hydrophobic synergistic effect of calcium stearate and the SCA, providing hydrophobicity and barrier capacity without compromising the barrier properties of the PVA-based dense barrier layer under high humidity. Moreover, the lining paper achieves dynamic humidity control through the water-locking and moisturizing effect of hyaluronic acid and moisture-related properties of NCS.

COMPOSTABLE CUP WITH ANTI-ROTATION FEATURE FOR FOOD PREPARATION MACHINE

NºPublicación:  AU2024327683A1 05/03/2026
Solicitante: 
FREAL! FOODS LLC
F'REAL! FOODS, LLC
AU_2024327683_PA

Resumen de: AU2024327683A1

A cup (22) for use with a blender (10) includes a base (30), a sidewall (34) extending from the base, and a rim (38) extending from the sidewall. The cup (22) is formed of a compostable material, and the base includes an anti-rotational feature (50) configured to withstand greater than 2.3 ft-lb of torque.

A PROCESS OF BIO-WASTE UTILIZATION FOR MANUFACTURING A BIODEGRADABLE COMPOSITE

NºPublicación:  WO2026049607A1 05/03/2026
Solicitante: 
DARZELO ANDREI [LV]
KORABOVSKA MARIA [LV]
DARZELO, Andrei,
KORABOVSKA, Maria
WO_2026049607_A1

Resumen de: WO2026049607A1

The present invention relates to a process for manufacturing a biodegradable composite. The process comprises the following steps: a) providing a bio waste selected from a group comprising a brewery spent grain, food production waste, used ground coffee and composition thereof; b) dewatering of provided bio waste; c) shredding of provided bio waste into pieces; d) drying the shredded pieces until a moisture level into the piece is down to 3-7%; e) grinding of dried pieces into smaller particles so that a size of the particles is less than 350 to 100 micrometres; and f) blending grinded particles with polybutylene succinate in result of which a biomaterial composite is formed, wherein the biomaterial composite comprises 10 to 50 % by weight the grinded particles and 50 to 90 % by weight of polybutylene succinate.

RESIN PLASTICIZER AND RESIN COMPOSITION

NºPublicación:  WO2026048288A1 05/03/2026
Solicitante: 
TAOKA CHEMICAL CO LTD [JP]
\u7530\u5CA1\u5316\u5B66\u5DE5\u696D\u682A\u5F0F\u4F1A\u793E
WO_2026048288_A1

Resumen de: WO2026048288A1

A polyester obtained by reacting the following components (A)-(C). (A) A dicarboxylic acid represented by general formula (1) or an anhydride thereof. (B) A polyalkylene glycol having a number average molecular weight of at least 180 and having an optionally branched C1-8 alkylene group. (C) An alcohol represented by general formula (2).

RESIN PLASTICIZER AND RESIN COMPOSITION

NºPublicación:  WO2026048289A1 05/03/2026
Solicitante: 
TAOKA CHEMICAL CO LTD [JP]
\u7530\u5CA1\u5316\u5B66\u5DE5\u696D\u682A\u5F0F\u4F1A\u793E
WO_2026048289_A1

Resumen de: WO2026048289A1

A polyester obtained by reacting the following components (A)-(C). (A) A dicarboxylic acid represented by general formula (1) or an acid anhydride thereof. (B) A trialkylene glycol having an optionally branched C1-8 alkylene group. (C) An alcohol represented by general formula (2).

GLASS PROTECTIVE MATERIAL AND METHOD FOR PRODUCING LONG FIBER NONWOVEN FABRIC

NºPublicación:  WO2026048327A1 05/03/2026
Solicitante: 
TOYOBO MC CORP [JP]
\u6771\u6D0B\u7D21\u30A8\u30E0\u30B7\u30FC\u682A\u5F0F\u4F1A\u793E
WO_2026048327_A1

Resumen de: WO2026048327A1

The purpose of the present invention is to provide a glass protective material which has high grip properties with respect to glass, and has impact absorption properties even though the thickness thereof is thin. The present invention relates to a glass protective material which contains a long fiber nonwoven fabric, and the present invention is characterized in that: the long fiber nonwoven fabric is composed of fibers that contain a thermoplastic resin; the melt flow rate (MFR) of the thermoplastic resin under the conditions of 190°C and a load of 2.16 kg is 0.3-80 g/10 min; the thickness is 0.2 mm to 0.8 mm inclusive; and the frictional resistance value to glass is 0.8 or more.

BIOFILLER FOR RESIN REINFORCEMENT AND RESIN COMPOSITION COMPRISING SAME

NºPublicación:  WO2026049215A1 05/03/2026
Solicitante: 
LG CHEM LTD [KR]
\uC8FC\uC2DD\uD68C\uC0AC \uC5D8\uC9C0\uD654\uD559
WO_2026049215_PA

Resumen de: WO2026049215A1

The present invention provides: a resin reinforcing material comprising a vegetable-derived biofiller and a latex coating layer formed on the surface of the biofiller, wherein the latex coating layer includes a carboxyl group-containing conjugated diene-based rubber; a method for producing same; a resin composition comprising same; and a composite produced from the resin composition.

BIODEGRADABLE RESIN COMPOSITION FOR AIRCAP AND BIODEGRADABLE AIRCAP COMPRISING SAME

NºPublicación:  WO2026049579A1 05/03/2026
Solicitante: 
SK LEAVEO CO LTD [KR]
\uC5D0\uC2A4\uCF00\uC774\uB9AC\uBE44\uC624 \uC8FC\uC2DD\uD68C\uC0AC
WO_2026049579_A1

Resumen de: WO2026049579A1

The present invention provides a biodegradable resin composition for an aircap and a biodegradable aircap comprising same, the biodegradable resin composition comprising: a biodegradable resin containing an aliphatic-aromatic polyester resin; an inorganic filler; a slip agent; and a chain extender. In addition, the present invention provides a biodegradable resin composition for an aircap, which is environmentally friendly and has improved chemical and physical properties, and a biodegradable aircap comprising same.

WATER-SOLUBLE FILM, PACKAGING, DRUG PACKAGING, AND PRODUCTION METHOD THEREFOR

NºPublicación:  WO2026048437A1 05/03/2026
Solicitante: 
MITSUBISHI CHEMICAL CORP [JP]
\u4E09\u83F1\u30B1\u30DF\u30AB\u30EB\u682A\u5F0F\u4F1A\u793E
WO_2026048437_A1

Resumen de: WO2026048437A1

Provided is a water-soluble film such that increases in dissolution time can be suppressed even if the water-soluble film is stored in contact with a drug for an extended period of time. Specifically provided is a water-soluble film comprising a polyvinyl alcohol resin and a plasticizer, wherein the polyvinyl alcohol resin contains radiocarbon C14, and at least 12 mass% of the plasticizer is included with respect to 100 mass% of the water-soluble film.

WATER-SOLUBLE FILM, PACKAGING, DRUG PACKAGING, AND PRODUCTION METHOD THEREFOR

NºPublicación:  WO2026048438A1 05/03/2026
Solicitante: 
MITSUBISHI CHEMICAL CORP [JP]
\u4E09\u83F1\u30B1\u30DF\u30AB\u30EB\u682A\u5F0F\u4F1A\u793E
WO_2026048438_A1

Resumen de: WO2026048438A1

Provided is a water-soluble film that exhibits superior basic material properties such as tensile strength, tensile elongation, and elastic modulus at 8% elongation. Specifically provided is a water-soluble film comprising a polyvinyl alcohol resin and a plasticizer, said water-soluble film containing at least 13 parts by mass of the plasticizer with respect to 100 parts by mass of the polyvinyl alcohol resin, and having a pMC value for radiocarbon C14 as measured in accordance with ASTM D6866 (Method B) of at least 60%.

PACKAGING ITEM AND PACKAGED FOOD PRODUCT

NºPublicación:  EP4701943A1 04/03/2026
Solicitante: 
NESTLE SA [CH]
Soci\u00E9t\u00E9 des Produits Nestl\u00E9 S.A
KR_20260002703_PA

Resumen de: CN121079252A

The present invention relates to a packaging article comprising a cylindrical container made of a multilayer oxygen and moisture barrier laminate comprising paperboard and an organic or inorganic barrier layer. The container has a dispensing opening. The packaging article further includes at least one sleeve element having at least one sleeve element peripheral wall, the sleeve element configured to slide over at least a top end portion of the container peripheral wall and made of a multilayer oxygen and moisture barrier laminate comprising paperboard and an organic or inorganic barrier layer. The packaged article further comprises at least one base element having at least one base element peripheral wall, the base element at least partially surrounding and preferably immovably attached to the bottom end portion of the container peripheral wall. The invention also relates to a packaged food product.

CAPSULE FOR THE PREPARATION OF A BEVERAGE

NºPublicación:  ES3057422T3 02/03/2026
Solicitante: 
SOC DES PRODUITS NESTLE S A
Soci\u00E9t\u00E9 des Produits Nestl\u00E9 S.A
US_2025019149_PA

Resumen de: US2025019149A1

A capsule for the preparation of a beverage in a beverage preparation device (10), comprising: a cup-shaped body (1), a cover (2) for closing the cup-shaped body (1), and an annular flange (3) for the cover (2) to seal thereon: wherein the cup-shaped body (1) comprises: a bottom wall (4), a tubular lateral wall (5) and the flange (3); wherein the bottom wall (4) comprises: at least a fluid injection portion (7), suitable for being pierced by a piercing member (12) of the beverage preparation device (10), and at least a surrounding portion (13A, 13B) surrounding said first fluid injection portion (7); wherein the cup-shaped body (1) comprises a cellulose pulp layer (14) made of cellulose pulp, and an oxygen barrier liner (15); wherein the stiffness of the cellulose pulp layer (14) of said fluid injection portion (7) is greater than the stiffness of the cellulose pulp layer (14) of said surrounding portion (13A, 13B); wherein said cellulose pulp layer (14) of the fluid injection portion (7) comprises ultrasonically stiffened cellulose pulp, and wherein the density of the ultrasonically stiffened cellulose pulp of the fluid injection portion (7) is increased with respect to the density of the cellulose pulp of said surrounding portion (13A, 13B).

Biodegradable polymer composition based on thermoplastic starch and polylactic acid intended for producing films, method for producing the composition and method for producing films from the composition

NºPublicación:  PL449621A1 02/03/2026
Solicitante: 
SIEC BADAWCZA LUKASIEWICZ INST NOWYCH SYNTEZ CHEMICZNYCH [PL]
SIE\u0106 BADAWCZA \u0141UKASIEWICZ - INSTYTUT NOWYCH SYNTEZ CHEMICZNYCH
PL_449621_A1

Resumen de: PL449621A1

Przedmiotem zgłoszenia jest kompozycja, która zawiera 50% — 70% wag., skrobi termoplastycznej, której układ plastyfikujący stanowi kombinacja glicerolu w ilości 28% — 32% wag. i oleju roślinnego w ilości do 1,0% wag. w przeliczeniu na suchą masę skrobi. Zgłoszenie obejmuje też sposób wytwarzania powyższej kompozycji. W sposobie wytwarzania kompozycji premiks stanowiący mieszaninę skrobi natywnej i glicerolu w ilości 28% - 32% wag. oraz oleju roślinnego w ilości do 1,0% wag. w przeliczeniu na suchą masę skrobi, mający wilgotność 7,0% — 8,5% wag., uplastycznia się w wytłaczarce dwuślimakowej współbieżnej, odgazowuje przy pomocy odgazowania atmosferycznego i przetłacza przez głowicę wytłaczarską uzyskując nitki tworzywa, które chłodzi się i granuluje. Zgłoszenie zawiera też wytwarzanie folii z powyższej kompozycji, które prowadzi się przez uplastycznienie kompozycji TPS/PLA w wytłaczarce jednoślimakowej o parametrach L:D=30:1, w temperaturze stref wytłaczarki 165°C — 180°C i przy prędkości obrotowej ślimaków równej 90 obr./min, utrzymując temperaturę stref grzewczych wytłaczarki w zakresie 165°C - 180°C, a temperatura głowicy rozdmuchu wynosi 185°C.

USE OF ELECTROMAGNETIC RADIATION IN THE PRODUCTION OF POPCORN-CONTAINING SHAPED PARTS

NºPublicación:  RS67693B1 27/02/2026
Solicitante: 
GEORG AUGUST UNIVERSITAET GOETTINGEN STIFTUNG OEFFENTLICHEN RECHTS [DE]
GEORG-AUGUST-UNIVERSIT\u00C4T G\u00D6TTINGEN, STIFTUNG \u00D6FFENTLICHEN RECHTS
RS_67693_B1

Resumen de: MX2022010595A

The present invention relates to two-dimensional and three-dimensional shaped parts and composite materials made of popcorn and synthetic and/or natural binding agents which are cured in automatic moulding machines or similar pressing installations by means of radiowave technology or microwaves. By means of these technologies, lightweight, two-dimensional and three-dimensional shaped parts and composite materials can be produced for packagings, as interior and exterior parts (for example in automobile and mobile-home construction), shock absorbers, space-dividing elements, furniture, consumer goods, for the building trade of for heat insulation.

A POROUS FORMABLE SEEDBED AND A METHOD FOR PRODUCING IT

NºPublicación:  ES3057311T3 27/02/2026
Solicitante: 
FIFTH INNOVATION OY
Fifth Innovation Oy
FI_20185749_A1

Resumen de: WO2020049227A1

The invention relates to a porous formable seedbed and to a method for producing it. Lignocellulose-based starting material is used in the method by forming a mixture from the fractions obtained from biomass fractionation, which mixture is treated to produce a porous seedbed. In the method, the material is foamed, formed and heat treated, and optionally carbonized and activated. The obtained porous seedbed is suitable to be versatilely used as a seedbed for various seeds.

クリーム状物

NºPublicación:  JP7821930B1 27/02/2026
Solicitante: 
株式会社エポック社

Resumen de: JP7821930B1

【課題】見た目が鮮やかで遊戯性に富んだクリーム状物を提供すること。【解決手段】クリーム状物の一形態は、ポリアクリル酸エマルジョン、ジャガイモ澱粉、フェノキシエタノール、着色料、及び鉱物油を含み、透光性を有し、シェル形状に形成した場合に観測される明度が80%以上且つ彩度が60%以下である。【選択図】図1

MELANIN - METAL COMPOSITES FOR SOUND ABSORPTION AND OTHER APPLICATIONS

NºPublicación:  WO2026044050A1 26/02/2026
Solicitante: 
BARANOWITZ STEVEN [US]
BARANOWITZ, Steven
WO_2026044050_PA

Resumen de: WO2026044050A1

Lightweight melanin composite sound protection materials that are easy to fabricate into final components, at reasonable cost, yet still offer sound protection properties on par with heavier materials are disclosed.

PACKAGING CONTAINER CONTAINING SHELLS AND MANUFACTURING METHOD THEREFOR

NºPublicación:  WO2026042966A1 26/02/2026
Solicitante: 
JOO WEON JUN [KR]
\uC8FC\uC6D0\uC900
WO_2026042966_PA

Resumen de: WO2026042966A1

The present invention relates to a packaging container, which is composed of a mixture where shell powder, biodegradable resin powder, and a biodegradable viscous agent are mixed at a predetermined ratio. Since the packaging container according to the present invention is composed of biodegradable biomass, such as shells, biodegradable resin, and a biodegradable viscous agent, no harmful gases and other hazardous substances are generated during manufacturing or use, thereby preventing the occurrence of diseases in workers or users due to its harmlessness to the human body and preventing environmental pollution upon disposal by incineration or landfill.

Packaging container containing shell and method for manufacturing same

NºPublicación:  KR20260026299A 26/02/2026
Solicitante: 
주원준
WO_2026042966_PA

Resumen de: WO2026042966A1

The present invention relates to a packaging container, which is composed of a mixture where shell powder, biodegradable resin powder, and a biodegradable viscous agent are mixed at a predetermined ratio. Since the packaging container according to the present invention is composed of biodegradable biomass, such as shells, biodegradable resin, and a biodegradable viscous agent, no harmful gases and other hazardous substances are generated during manufacturing or use, thereby preventing the occurrence of diseases in workers or users due to its harmlessness to the human body and preventing environmental pollution upon disposal by incineration or landfill.

MULTIFUNCTIONAL RECONSTITUTED BAMBOO OR WOOD CONTAINER, AND PREPARATION METHOD

NºPublicación:  WO2026040766A1 26/02/2026
Solicitante: 
NANJING FORESTRY UNIV [CN]
GUANGZHOU HONGZHANG TECH CO LTD [CN]
\u5357\u4EAC\u6797\u4E1A\u5927\u5B66,
\u5E7F\u5DDE\u9E3F\u6A1F\u79D1\u6280\u6709\u9650\u516C\u53F8
WO_2026040766_PA

Resumen de: WO2026040766A1

A multifunctional reconstituted bamboo or wood container, and a preparation method. The multifunctional reconstituted bamboo or wood container consists of a reconstituted aramid fiber-steel-bamboo/wood frame structure and an enclosure structure, the surfaces of which are coated with an anti-corrosion, anti-mildew and anti-ultraviolet coating.

COMPOSITES

Nº publicación: AU2024336955A1 26/02/2026

Solicitante:

BIOME BIOPLASTICS LTD
BIOME BIOPLASTICS LIMITED

AU_2024336955_PA

Resumen de: AU2024336955A1

The present application relates to a substantially planar composite suitable for use in a form fill sealing package The substantially planar composite comprises an upper outer surface component comprising a biodegradable and/or compostable polymeric material; and a lower outer surface component comprising a biodegradable and/or compostable polymeric material having a softening point at least around 15°C lower than the softening point of the biodegradable and/or compostable polymeric material of the upper outer surface component.

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