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Materials i envasos plàstics biodegradables

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LastUpdate Última actualización 20/11/2025 [07:03:00]
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POLYVINYLALKOHOLHARZ, WASSERLÖSLICHE FOLIE, EXTRUSIONSGEFORMTER GEGENSTAND, FILAMENT, VLIESSTOFF, BEHÄLTER, VERFAHREN ZUR HERSTELLUNG EINER WASSERLÖSLICHEN FOLIE UND WÄSSRIGE LÖSUNG

NºPublicación:  DE112024000388T5 20/11/2025
Solicitante: 
KURARAY CO [JP]
KURARAY CO., LTD
CN_120641448_A

Resumen de: DE112024000388T5

Bereitgestellt werden ein Polyvinylalkoholharz, das den Erhalt einer wasserlöslichen Folie mit günstiger Kaltwasserlöslichkeit und mechanischer Festigkeit ermöglicht, eine günstige Bioabbaubarkeit aufweist und eine überlegene Filtrierbarkeit im Zustand einer wässrigen Lösung aufweist; eine wasserlösliche Folie, ein extrudiertes Produkt, ein Filament, ein Vliesstoff und ein Behälter, die jeweils ein derartiges Polyvinylalkoholharz enthalten; ein Verfahren zur Herstellung einer wasserlöslichen Folie und eine wässrige Lösung. Das Polyvinylalkoholharz enthält als Hauptkomponente einen modifizierten Polyvinylalkohol mit einer N-Vinylamid-Einheit, wobei das Verhältnis (N1/N2) der Zahl (N1) von 1 µm großen Teilchen zur Zahl (N2) von 2 µm großen Teilchen in 1 ml einer 2 massen-%igen wässrigen Lösung des Polyvinylalkoholharzes 0,1 oder mehr und 50 oder weniger beträgt.

MULTILAYER NON-WOVEN FABRIC SUITABLE AS LID OF A CAPSULE FOR PREPARING A BEVERAGE

NºPublicación:  EP4650164A1 19/11/2025
Solicitante: 
GLATFELTER GERNSBACH GMBH [DE]
Glatfelter Gernsbach GmbH
EP_4650164_PA

Resumen de: EP4650164A1

The present invention relates to a non-woven fabric (10) suitable as a lid of a capsule for preparing a beverage, in particular coffee or tea, the non-woven fabric (10) comprising a tear enhancement layer (20), an oxygen barrier layer (24), a retention filter layer (30), wherein the oxygen barrier layer (24) is arranged between the tear enhancement layer (20) and the retention filter layer (30), the non-woven fabric (10) further comprising at least one of a first adhesion layer (22), a second adhesion layer (26) and a water vapor barrier layer (28), wherein the first adhesion layer (22) is arranged between the tear enhancement layer (20) and the oxygen barrier layer (24), wherein the second adhesion layer (26) is arranged between the oxygen barrier layer (24) and the retention filter layer (30), wherein the water vapor barrier layer (28) is arranged between the oxygen barrier layer (24) and the retention filter layer (30). The present invention further relates to a lid for or of a capsule for preparing a beverage as well as to a capsule for preparing a beverage.

ENVIRONMENTALLY FRIENDLY SCREW

NºPublicación:  EP4650141A1 19/11/2025
Solicitante: 
HSU YU CHENG [TW]
Hsu, Yu-Cheng
EP_4650141_A1

Resumen de: EP4650141A1

An environmentally friendly screw S is provided. The environmentally friendly screw includes a head portion 10 and a threaded portion 20 integrally connected. The head portion 10 and the threaded portion 20 are made from biodegradable materials by an injection molding device. The environmentally friendly screw S is provided with a parting line L located at a longitudinal section in an axial direction of the environmentally friendly screw S. The environmentally friendly screw S has advantages of biodegradability or biocompostability, light weight, low cost, and no conductivity.

A BEVERAGE CAPSULE COMPRISING A BARRIER LINER ATTACHED TO A PULP BODY

NºPublicación:  PL4416073T3 17/11/2025
Solicitante: 
SOC DES PRODUITS NESTLE S A [CH]
Soci\u00E9t\u00E9 des Produits Nestl\u00E9 S.A.
PL_4416073_T3

Resumen de: EP4620861A2

The present invention is directed to a capsule (1) for beverage preparation, comprising a cup-shaped body (2) of moulded cellulose pulp and a closing membrane (5) attached to a peripheral rim (4) of said body (2). The capsule further comprises a multilayer polymeric liner (3) attached to the inner surface of the cellulose pulp body (2), said liner comprising:(i) an outermost polymeric layer (7),(ii) a first tie layer (8),(iii) a barrier layer (9),(iv) a second tie layer (10),(v) an innermost polymeric layer (11),In which liner,- the thickness of the outermost layer (7) and the thickness of the innermost layer (11) are comprised between 10 and 100 pm and are preferably identical;- the elongation at break of the outermost layer (7) is higher than the elongation at break of the innermost layer (11);- The melt flow rate (MFR) of the outermost layer (7) measured at 150°C during 10 minutes with a pressure of 2.16 kg, is lower than the melt flow rate (MFR) of the innermost layer (11), measured at 190°C during 10 minutes with a pressure of 2.16 kg;- The melting point temperature of the outermost layer (7) is lower than the melting point temperature of the innermost layer (11),and in which, the outermost layer serves as an adhesive to the cellulose pulp of the capsule body.

バイオマス材料含有シート

NºPublicación:  JP2025170064A 14/11/2025
Solicitante: 
株式会社コバヤシ
JP_2025170064_A

Resumen de: JP2023005438A

To provide a biomass material-containing sheet which enables in-line molding at low temperature while using a biomass material-containing sheet.SOLUTION: Provided is a biomass material-containing sheet formed of a biomass material and a resin composition containing a thermoplastic resin, wherein the thermoplastic resin is a random copolymer, and the biomass-containing sheet is used for in-line molding. Also provided is a biomass material-containing sheet formed of a biomass material and a resin composition containing a thermoplastic resin, wherein the thermoplastic resin is a random copolymer, and a content ratio of the biomass material is 50 mass% or more. A deflection temperature can be 65°C or higher and 80°C or lower. The biomass material can be starch. The thermoplastic resin can be a polyolefin-based resin. The polyolefin-based resin can be a polypropylene resin.SELECTED DRAWING: None

HEPARIN AND MIXTURES OF NATIVE PROTEINS AND PEPTIDES FROM WASTE TISSUE OF SLAUGHTERED ANIMALS

NºPublicación:  ES3041746T3 14/11/2025
Solicitante: 
HORIZON IP S L
Horizon IP, S.L
JP_2025509347_A

Resumen de: US2025101140A1

A method for obtaining heparin, proteins and peptides in native state, and other compounds of interest, by fractionation of mammalian intestine mucosa. Particular new fractions or extracts of the mucosa with the indicated compounds are also contemplated.

POUCH FORMING MOLD CONFIGURATION, METHOD AND POUCH

NºPublicación:  ES3041837T3 14/11/2025
Solicitante: 
MESPACK CLOUD LLC
MESPACK CLOUD, LLC
ES_2948923_T3

Resumen de: EP4219126A2

A mold configuration for forming a pocket in a film comprising: a film support surface; a perimeter edge at said film support surface; wall surfaces inward of the perimeter edge defining a mold cavity; the wall surfaces including transition wall surfaces extending to a bottom wall surface; and a plateau surface inward of the perimeter edge. In one form, the perimeter edge includes sharp corner profile perimeter edge portions defining at least one sharp corner profile. A method of forming a pouch, includes using the disclosed mold configuration. A resultant pouch has a perimeter seal seam having at least one sharp corner profile.

METHOD OF PRODUCING MICROWAVE-PROCESSED STARCH OR FLOUR

NºPublicación:  WO2025233122A1 13/11/2025
Solicitante: 
ROQUETTE FRERES [FR]
ROQUETTE FRERES
WO_2025233122_A1

Resumen de: WO2025233122A1

The invention is relative to a method for producing a microwave-processed starch or flour comprising the steps consisting of soaking a native starch or flour in an aqueous buffer solution, drying the starch or flour to a moisture content of less than about 2% (wt.%), and heating the dried starch or flour using microwaves at a temperature below 100°C, preferably between 60°C and 90 °C.

PACKAGING FOR RAPIDLY INFUSING COMPOSITION

NºPublicación:  US2025345269A1 13/11/2025
Solicitante: 
ORCOSA INC
Orcosa Inc
US_2024000809_A1

Resumen de: US2025345269A1

A container for a lyophilized rapidly infusing composition is described. The container comprises a planar lidding layer attached to a well layer comprising pockets for the therapeutic product. The lidding layer may comprise an aluminum layer, a thermoplastic polymer layer, and a labeling layer. The well layer may comprise an aluminum layer, two polyamide layers, and two thermoplastic polymer layers. A drug product assembly is also disclosed, which includes at least one therapeutic product sealed within the at least one pocket of the container.

PRINTED MATERIAL, METHOD FOR PRODUCING PRINTED MATERIAL AND PRINTING MEDIUM FOR LASER PRINTING

NºPublicación:  US2025346056A1 13/11/2025
Solicitante: 
OJI HOLDINGS CORP [JP]
Oji Holdings Corporation
EP_4512611_A2

Resumen de: US2025346056A1

An object of the present invention is to provide a print product which has a printed region where printing with ultraviolet laser is applied and which is excellent in viewability, a method for producing a print product by irradiation with ultraviolet laser, and a printing medium for laser printing, for use in the print product and the method for producing a print product. The print product of the present invention has a printed region comprising discolored titanium oxide in at least one portion of a sheet medium selected from the group consisting of paper or a film having a printable region comprising titanium oxide; titanium oxide is filled in the sheet medium; a titanium oxide content in the printable region in the sheet medium is 1.0% by mass or more, pulp constituting the paper has a length-weighted average fiber length and an average fiber width in specified ranges, and the paper has a basis weight of 20 g/m2 or more, when the sheet medium is the paper; a titanium oxide content in the printable region in the sheet medium is 0.3% by mass or more, the film has a thickness of 15 μm or more, and a resin constituting the film comprises a specified resin, when the sheet medium is the film; and a ratio between a Raman intensity assigned to titanium oxide in the printed region and a Raman intensity assigned to titanium oxide in a non-printed region is 0.70 or less.

MATERIAL, A NEW AND IMPROVED LAYERED OR LAMINATED MATERIAL, FORMWORK AND OR CONSTRUCTION ELEMENT

NºPublicación:  US2025346026A1 13/11/2025
Solicitante: 
PLASTIC FREE PACKAGING PTY LTD [AU]
PLASTIC FREE PACKAGING PTY LTD
US_2022126553_A1

Resumen de: US2025346026A1

The invention relates to a method of making a paper product 10, 10.01 to 10.14, wherein the method includes the step of adding natural reinforcing material (31, 31.1, 51, 51.1, 61, 61.1, 71, 71.1) to one of: a) a layer of pulp as it exits or after it exits from a layer formation process or apparatus; or b) a tank 20, 20.1, 20.2 of pulp prior to it exiting from a layer formation process or apparatus; or c) a combination of a) and b). Additionally, the invention relates to paper products made by this process. The present invention also provides a multi-layered material 2.10, 2.10″, 2.10.1, 2.100 to 2.1600, and 100 to 1900, and a layer treatment of a layer or layers of a multilayered material, and a multilayered material which has had such a layer or layers treated by such a layer treatment.

PELLETS, SYSTEMS AND METHODS OF MAKING PELLETS, AND SYSTEMS AND METHODS OF MAKING INSULATED PRODUCTS USING PELLETS

NºPublicación:  US2025346743A1 13/11/2025
Solicitante: 
TEMPERPACK TECH INC [US]
TemperPack Technologies, Inc

Resumen de: US2025346743A1

A pellet includes a starch in an amount of between approximately 55 to 98 weight percent, a plasticizer in an amount of between approximately 2 to 25 weight percent, water in an amount of between approximately 1 to 40 weight percent, and one or more agents in an amount between approximately 1 to 10 weight percent. The pellet may have a density of between approximately 20 to 65 pounds per cubic foot.

STARCH SLURRIES, SYSTEMS AND METHODS OF MAKING STARCH SLURRIES, AND SYSTEMS AND METHODS OF MAKING INSULATED PRODUCTS USING STARCH SLURRIES

NºPublicación:  US2025346742A1 13/11/2025
Solicitante: 
TEMPERPACK TECH INC [US]
TemperPack Technologies, Inc

Resumen de: US2025346742A1

A starch slurry includes a starch in an amount of between approximately 25 to 98 weight percent, a plasticizer in an amount of between approximately 3 to 30 weight percent, and water in an amount of between approximately 5 to 60 weight percent. The starch slurry can have a bulk density of between approximately 10 to 100 pounds per cubic foot. The starch slurry can be used for generating insulation products or printing a starch foam.

METHOD OF PRODUCING MICROWAVE-PROCESSED STARCH OR FLOUR

NºPublicación:  EP4646933A1 12/11/2025
Solicitante: 
ROQUETTE FRERES [FR]
ROQUETTE FRERES
EP_4646933_A1

Resumen de: EP4646933A1

The invention is relative to a method for producing a microwave-processed starch or flour comprising the steps consisting of soaking a native starch or flour in an aqueous buffer solution, drying the starch or flour to a moisture content of less than about 2% (wt.%), and heating the dried starch or flour using microwaves at a temperature below 100°C, preferably between 60°C and 90 °C.

BAG FOR LIQUID AND POWDER MATERIALS WITH SOLUBLE SURFACE SECTION, METHOD AND USE THEREWITH AND USE OF A SOLUBLE SURFACE SECTION

NºPublicación:  PL3601081T3 12/11/2025
Solicitante: 
SIKA TECH AG [CH]
Sika Technology AG
PL_3601081_T3

Resumen de: US2020095040A1

The present invention relates to a sack for liquid or pulverulent materials having an areal section (F) composed of a water-soluble polymer, wherein dissolution of the water-soluble polymer gives rise to an opening through which the sack can be emptied, to a sack according to the invention that contains a liquid or pulverulent material, to a method for the emptying thereof and the production thereof, and also to the use of the sack for the packing of liquid or pulverulent materials and to the use of an areal section (F) composed of a water-soluble polymer as part of a sack for liquid or pulverulent materials for the reduction of the release of unpleasant odors and/or harmful substances into the air, especially for the reduction of the release of alveoli-reaching dusts.

METHODS FOR BIOBASED DERIVATIZATION OF CELLULOSIC SURFACES

NºPublicación:  PL3507418T3 12/11/2025
Solicitante: 
HS MFG GROUP LLC [US]
HS Manufacturing Group LLC
PL_3507418_T3

Resumen de: NZ751817A

The present invention describes tunable methods of treating cellulosic materials with a composition that provides increased hydrophobicity and/or lipophobicity to such materials without sacrificing the biodegradability thereof. The methods as disclosed provide for binding of saccharide fatty acid esters on cellulosic materials, including that the disclosure provides products made by such methods. The materials thus treated display higher hydrophobicity, lipophobicity, barrier function, and mechanical properties, and may be used in any application where such features are desired.

METHOD FOR DISCRIMINATING POLYVINYL ALCOHOL RESIN FILM

NºPublicación:  ES3041257T3 11/11/2025
Solicitante: 
KURARAY CO LTD
Kuraray Co., Ltd
CN_119912771_A

Resumen de: CN119912771A

A polyvinyl alcohol resin film, a method for discriminating a polyvinyl alcohol resin film, and a method for producing a polyvinyl alcohol resin film. Provided are: a PVA film which does not increase the amount of carbon dioxide present in the global environment even when carbon dioxide is generated by a biodegradation treatment or an incineration treatment; and a method for easily and reliably discriminating a manufacturer of the PVA film. The polyvinyl alcohol resin film contains a polyvinyl alcohol resin (A), and the abundance ratio 14C/C of C14 in the total carbon constituting the polyvinyl alcohol resin (A) is 1.0 * 10-14 or more. A method for discriminating a polyvinyl alcohol resin film, which discriminates a polyvinyl alcohol resin film containing a polyvinyl alcohol resin (Ab) in which all or part of carbon is derived from ethylene (Bb) derived from a organism, and a polyvinyl alcohol resin film containing a polyvinyl alcohol resin (Ap) only derived from ethylene (Bp) derived from a fossil fuel, by measuring the abundance ratio 14C/C of C14 in the total carbon, and a method for discriminating a polyvinyl alcohol resin film containing a polyvinyl alcohol resin (Ab) containing only a polyvinyl alcohol resin (Ap) only derived from ethylene (Bp) derived from a fossil fuel.

HYBRID PALLET

NºPublicación:  ES3041287T3 11/11/2025
Solicitante: 
CHEP TECH PTY LIMITED
CHEP Technology Pty Limited
MX_2021010678_A

Resumen de: MX2021010678A

A pallet includes a plastic top deck and a bamboo bottom deck. The bamboo bottom deck includes bamboo boards made from bamboo strips layered together. Support blocks are coupled between the bamboo bottom deck and the plastic top deck, with a gap being formed therebetween for receiving a lifting member.

積層体

NºPublicación:  JP2025167017A 07/11/2025
Solicitante: 
artience株式会社
JP_2025167017_A

Resumen de: JP2025167017A

【課題】本発明は、密着性、濃度、レベリング性、及びヒートシール性に優れた積層体を提供することを目的とする。【解決手段】サイズ剤を含む紙基材、印刷層、及び表面保護層をこの順で有する積層体であって、前記印刷層が、バインダー樹脂、界面活性剤、及び着色剤を含み、前記バインダー樹脂が、アクリル樹脂(A)及び/又はウレタン樹脂(B)を含み、前記界面活性剤の含有量が、前記印刷層100質量%中、0.05~20質量%である、積層体。【選択図】なし

微粉化長石を含むポリマー複合材料

NºPublicación:  JP2025536762A 07/11/2025
Solicitante: 
ロシロインテレクチュアルプロパティビー.ブイ.
JP_2025536762_A

Resumen de: MX2025005863A

The invention relates to a polymer composite comprising: a. biodegradable polymer in an amount of 1-98% by weight of the overall weight; b. micronized feldspar in an amount of at least 1% by weight of the overall weight; c. starch and/or protein containing material in an amount of at least 1% by weight of the overall weight, d. optional additive, and e. optional plasticizer for the starch and/or protein containing material in an amount of less than 5% by weight of the starch and/or protein containing material.

アルギン酸塩-デンプンフィルム

NºPublicación:  JP2025536518A 07/11/2025
Solicitante: 
ザンプラ・リミテッド
JP_2025536518_A

Resumen de: CN119998363A

The present invention relates to the field of heat sealable, highly biodegradable films comprising a polymer of fully natural plant origin comprising a salt of alginic acid and a carbohydrate. The films of the invention are useful for packaging products, such as powder and liquid products, in bags using current heat sealing equipment and with commercially viable productivity. In particular, the films of the present invention can be used in vertical form-fill-seal (VFFS) packaging equipment without the need for equipment retrofit. The membranes of the present invention use natural materials that are readily available, inexpensive, and do not require large or expensive chemical modifications. The films do not contain synthetic polymers and can be quickly and completely biodegraded. The membrane may be soluble or insoluble.

COMPOSITE MATERIALS

NºPublicación:  US2025339577A1 06/11/2025
Solicitante: 
THE PENN STATE RES FOUNDATION [US]
The Penn State Research Foundation
US_2025339577_A1

Resumen de: US2025339577A1

A composite material is formed by combining an expandable polymer having a charge with another polymer having an opposite charge to produce. In particular, the composite material can be prepared by combining the polymers with a medium such as and water, and expanding the mixture using a treatment that expands the mixture to produce, for example, insoluble porous foam-like composite.

FIBER-BASED CONTAINER CONTAINING A LIQUID CONDITIONING COMPOSITION

NºPublicación:  WO2025230930A1 06/11/2025
Solicitante: 
PROCTER & GAMBLE [US]
THE PROCTER & GAMBLE COMPANY
WO_2025230930_PA

Resumen de: WO2025230930A1

A consumer product comprising a liquid conditioning composition comprising a quaternary ammonium alkyl compound, wherein the liquid conditioning composition has a lipid bilayer phase transition temperature (Tm) of at least 25°C, wherein the liquid conditioning composition is contained in a fiber-based container comprising a layer of compressed pulp forming a dimensionally stable shell and enclosing an interior space, wherein the shell is at least partially coated with a layer comprising a polymeric material disposed on an inner surface of the shell adjacent to the interior space.

FIBER-BASED CONTAINER CONTAINING A LIQUID CONDITIONING COMPOSITION

NºPublicación:  US2025340328A1 06/11/2025
Solicitante: 
PROCTER & GAMBLE [US]
The Procter & Gamble Company
US_2025340328_PA

Resumen de: US2025340328A1

A consumer product includes a liquid conditioning composition including a quaternary ammonium alkyl compound, wherein the liquid conditioning composition has a lipid bilayer phase transition temperature (Tm) of at least 25° C., wherein the liquid conditioning composition is contained in a fiber-based container including a layer of compressed pulp forming a dimensionally stable shell and enclosing an interior space, wherein the shell is at least partially coated with a layer including a polymeric material disposed on an inner surface of the shell adjacent to the interior space.

ECOMATERIAL COMPOSITE AND A PROCESS FOR ITS PREPARATION

Nº publicación: WO2025229394A1 06/11/2025

Solicitante:

MUKHERJEE AVIROOP [IN]
MUKHERJEE SOUMYA [IN]
MUKHERJEE, Aviroop,
MUKHERJEE, Soumya

WO_2025229394_A1

Resumen de: WO2025229394A1

The present disclosure relates to an ecomaterial composite and a process for its preparation. The ecomaterial composite comprises an intermediate layer comprising a single layer network of plant fibers of family Malvaceae embedded in a base material complex suspension, wherein the intermediate layer defines a first operative surface and a second operative surface, wherein the base material complex suspension comprises organic starch, chitosan and bio-resin; a first layer comprising a network of plant fibers of the family Malvaceae configured on the first operative surface of the intermediate layer; and a second layer comprising a network of plant fibers of the family Malvaceae configured on the second operative surface of the intermediate layer. The ecomaterial composite of the present disclosure is biodegradable, safe, sustainable and environment-friendly. The process for the preparing the ecomaterial composite is simple and scalable.

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