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Materials i envasos plàstics biodegradables

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LastUpdate Última actualización 03/12/2025 [07:03:00]
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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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生分解性ポリエステル組成物、ならびにその調製方法、および使用

NºPublicación:  JP2025538810A 28/11/2025
Solicitante: 
金▲発▼科技股▲分▼有限公司
JP_2025538810_A

Resumen de: US2025297060A1

A biodegradable polyester composition, a preparation method therefor and use thereof are provided. The biodegradable polyester composition of the present invention includes a biodegradable polyester and a titanium element. Polymerizable monomers of the biodegradable polyester include: an aromatic dicarboxylic acid or an esterified product thereof, or a mixture thereof; an aliphatic dicarboxylic acid or an esterified product thereof, or a mixture thereof; a dihydroxy compound; and a chain extender. A content of the titanium element in the biodegradable polyester composition is 55-86 ppm; and an acid number of the biodegradable polyester composition is 1.10-1.96 mg KOH/g.

SYSTEM AND METHOD FOR FORMING A COMPOSTABLE POD FOR BEVERAGES FROM A SHEET HAVING A CONTROLLED MOISTURE LEVEL

NºPublicación:  ES3045383T3 28/11/2025
Solicitante: 
NESTLE SA
Soci\u00E9t\u00E9 des Produits Nestl\u00E9 S.A
JP_2024528867_A

Resumen de: US2024253321A1

The invention relates to a system (100) for manufacturing a compostable pod (900) for brewing products. Therein, the pod (900) is made from a sheet (600) made of a biodegradable cellulose-based material. The system (100) comprises at least one shaping line (200), which comprises a handling unit (300) for transferring the sheet (600) along a transfer direction (TD) through the system (100). The shaping line (200) further comprises a humidifying unit (400) for moistening at least one side of the sheet (600) with a moistening agent (401), and a forming unit (800) for shaping a part of the moistened sheet (600) into a three-dimensional shape to form a pod element (910), which defines a pod cavity (911). The shaping line (200) comprises further a humidity sensor system (500) for visually sensing a level of humidity of at least a section of the moistened sheet (600). Values related to the level of humidity sensed by the humidity sensor system (500) are received by a control unit (700), which is further configured to control the humidifying unit (400) based on these values. The invention also relates to a method for manufacturing a compostable pod (900), whereby a level of humidity of at least a section of the moistened sheet (600) is visually sensed and forwarded for controlling the moistening process of the at least one side of the sheet (600) correspondingly.

非繊維状水溶性製品を作製するためのプロセス

NºPublicación:  JP2025538412A 28/11/2025
Solicitante: 
ザプロクターアンドギャンブルカンパニー
JP_2025538412_PA

Resumen de: CN120202284A

Included herein are methods of making water-soluble non-fibrous substrates having particles and apparatuses for placing the particles on the water-soluble non-fibrous substrates.

REFILL DEVICE

NºPublicación:  ES3045038T3 27/11/2025
Solicitante: 
PPK SHANGHAI PACKAGING CO LTD
PPK (Shanghai) Packaging Co., Ltd
ES_3015510_T3

Resumen de: EP4512956A2

The present invention discloses a refill device, comprising a case body (31), wherein the case body (31) has an opening end (311), a first case body (312) and a case bottom (32); the case bottom (32) is integrally formed with the first case body (312); the case bottom (32) of the case body (31) is provided with a first cutting line (34) for enclosing a portion to form a bottom bracket (35); and the bottom bracket (35) is separable from the case bottom (32) along the first cutting line (34) under the action of an external force. The case bottom (32) of the present invention is integrally formed with the first case body (312), and the first cutting line (34) is provided on the case bottom (32) to form a separable bottom bracket (35), which is used in cooperation with the packaging device in the embodiment of the present invention, so that the packaging device can be reused. Integrally forming the case bottom (32) and the first case body (312) reduces the number of accessories, reduces the production cost of the product and improves the production efficiency, while reducing the logistics cost and the production cost of the filling line.

METHOD FOR MANUFACTURING ARTIFICIAL FLOWERS BY USING BIODEGRADABLE PLASTIC

NºPublicación:  WO2025244148A1 27/11/2025
Solicitante: 
KIM JEONG UK [KR]
PARK YOUNG SEO [KR]
\uAE40\uC815\uC6B1,
\uBC15\uC601\uC11C
WO_2025244148_A1

Resumen de: WO2025244148A1

The present invention relates to a method for manufacturing artificial flowers by using biodegradable plastic. Artificial flowers are manufactured using biodegradable plastic, and thus can solve environmental problems caused by conventional plastic artificial flowers, can maintain the inherent strength of plastic and be used for a long time, implements the same fragrance and beauty as real flowers and are completely decomposed by organisms after use so as to facilitate disposal and be harmless to the human body, and thus can be widely used.

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

NºPublicación:  WO2025244060A1 27/11/2025
Solicitante: 
MITSUBISHI CHEMICAL CORP [JP]
\u4E09\u83F1\u30B1\u30DF\u30AB\u30EB\u682A\u5F0F\u4F1A\u793E
WO_2025244060_A1

Resumen de: WO2025244060A1

Provided are: a water-soluble film which, when a polyvinyl alcohol-based resin and pullulan are used in combination, has excellent mechanical properties such as strength and stretchability and has excellent moldability and compressive strength that are useful for packaging applications; a production method therefor; a drug package; and a production method therefor. This water-soluble film comprises a polyvinyl alcohol-based resin (A), pullulan (B), and a compound (C) having at least two carboxy groups per molecule, wherein the content of the compound (C) is at most 20 parts by mass with respect to 100 parts by mass of the total content of the polyvinyl alcohol-based resin (A) and the pullulan (B).

BARRIER PAPER OR BARRIER FILM COMPRISING HIGHLY REFINED PULP FROM FIBERS OBTAINED FROM USED BEVERAGE CARTONS

NºPublicación:  US2025361681A1 27/11/2025
Solicitante: 
STORA ENSO OYJ [FI]
Stora Enso OYJ
US_2025361681_A1

Resumen de: US2025361681A1

The present invention relates to a barrier paper or barrier film for a food or liquid packaging laminate, said barrier paper or barrier film comprising: a substrate layer comprising a highly refined cellulose composition comprising fibers obtained from used beverage cartons (UBC), and a polymeric gas barrier coating disposed on at least one side of the substrate layer.

COMPOSITION OF AND METHOD OF EXTRACTION OF ULVA GEL FROM SEAWEED POLYSACCHARIDE AND PROTEIN

NºPublicación:  WO2025245187A1 27/11/2025
Solicitante: 
BLUE EVOLUTION INC [US]
BLUE EVOLUTION INC
WO_2025245187_PA

Resumen de: WO2025245187A1

Disclosed are Ulva gel compositions and methods of making thereof, and nutraceutical formulations containing the gels.

METHOD FOR DRY-FORMING CELLULOSE PRODUCTS FROM CELLULOSE FIBRES IN A PRODUCT FORMING UNIT AND A PRODUCT FORMING UNIT

NºPublicación:  WO2025242534A1 27/11/2025
Solicitante: 
PULPAC AB [SE]
PULPAC AB
WO_2025242534_PA

Resumen de: WO2025242534A1

A method for dry-forming a cellulose product from cellulose fibres in a product forming unit and product forming unit, where the product forming unit comprises at least one shaping element and a forming mould. Loose and separated cellulose fibres are provided and the loose and separated cellulose fibres are fed into a flow of air for transporting the cellulose fibres to the at least one shaping element by means of the flow of air as carrying medium for the cellulose fibres; arranging the loose and separated cellulose fibres onto a three-dimensional surface of the at least one shaping element by means of the flow of air for air-forming at least one three-dimensional body of cellulose fibres; dry-forming the cellulose product into a three-dimensional compressed fibre structure by pressing and heating at least one three-dimensional body of cellulose fibres in a forming mould with a forming pressure in the range of 1-600 MPa and with a forming temperature in the range of 60-300 °C.

A PROCESS FOR PREPARING A MOULDED PRODUCT AND A MOULDED PRODUCT

NºPublicación:  WO2025242965A1 27/11/2025
Solicitante: 
UPM KYMMENE CORP [FI]
UPM-KYMMENE CORPORATION
WO_2025242965_PA

Resumen de: WO2025242965A1

A process for preparing a moulded product is disclosed. The process may comprise providing a plurality of webs of dry cellulosic fiber material, each of the webs having two sides, such that each of the webs is unwound from a roll of the dry cellulosic fiber material; feeding the plurality of the webs such that a side of each of the webs and a side of another web face each other, said sides facing each other forming a pair of sides; applying a first chemical on the sides forming the pair of sides in each of the pair of sides; calendering the plurality of the webs together, thereby obtaining a calendered web; applying a second chemical on an outer side of the calendered web; optionally pre-cutting the calendered web into a calendered sheet and/or shape prior to the hot pressing; and hot pressing the calendered web, sheet or shape, thereby obtaining the moulded product.

COMPOSTABLE CAPSULE FOR PREPARING INFUSION OR SOLUBLE BEVERAGES

NºPublicación:  ES3045090T3 27/11/2025
Solicitante: 
GUALA DISPENSING FP S P A
Guala Dispensing FP S.p.A
US_2024017912_PA

Resumen de: US2024017912A1

A compostable capsule for making infusion or soluble beverages is provided. The compostable capsule has a cup in which an inner volume is defined. At least one substance to be infused or dissolved is contained in the inner volume. The cup has a bottom having an outlet opening, an inlet opening closed by a cover, and an inner base. The compostable capsule has an at least partially flexible sealing disc fastened on the inner base of the cup to ensure, with the cover, a seal of the inner volume. The cup, the cover and the sealing disc are made of a compostable material. Opening of the compostable capsule for outflow of a beverage is determined by an at least partial deformation of the sealing disc.

非繊維状水溶性製品を作製するためのプロセス

NºPublicación:  JP2025538119A 26/11/2025
Solicitante: 
ザプロクターアンドギャンブルカンパニー
JP_2025538119_PA

Resumen de: CN120152784A

A method of making a non-fibrous water-soluble product comprising particles, the method comprising: a) providing a first continuous water-soluble non-fibrous substrate comprising a first side and moving in a first direction, b) providing a discretized unit comprising one or more pockets, the one or more pockets comprising openings; c) providing a continuous feed of first particles through the pocket opening to at least one pocket of the one or more pockets of the discretization unit, thereby at least partially filling the at least one pocket of the one or more pockets, d) delivering the first particle from the pocket through the opening onto a portion of the first side of the first continuous water-soluble non-fibrous substrate, and e) at least partially covering the first side of the first continuous water-soluble non-fibrous substrate.

押出コーティング用の生分解性樹脂組成物

NºPublicación:  JP2025538092A 26/11/2025
Solicitante: 
シージェイチェイルジェダンコーポレーション
JP_2025538092_PA

Resumen de: AU2023363512A1

The present invention relates to a biodegradable resin composition for extrusion coating. Specifically, the biodegradable resin composition for extrusion coating, according to one embodiment of the present invention, contains 5 wt% to 95 wt% of polyhydroxyalkanoates (PHA) and has a melt flow index (MI) of 5 g/10 min to 60 g/10 min at 190°C and 2.16 kg according to ASTM D1238, the PHA meeting a weight average molecular weight range of 30,000 g/mol to 1,200,000 g/mol, and thus can achieve processability and mechanical properties such as excellent thermal adhesive strength even at low temperatures.

多区画水溶性単位用量物品

NºPublicación:  JP2025172708A 26/11/2025
Solicitante: 
ザプロクターアンドギャンブルカンパニー
JP_2025172708_PA

Resumen de: US2025346829A1

A multi-compartment water-soluble unit-dose detergent article comprising a plurality of compartments in generally superposed relationship. The water-soluble unit-dose detergent article comprises a water-soluble film enveloping a fabric care or household care detergent composition. The detergent composition comprises a cleaning surfactant. The water-soluble film comprises a first film comprising a specific polyvinyl alcohol polymer blend.

多区画水溶性単位用量物品

NºPublicación:  JP2025172707A 26/11/2025
Solicitante: 
ザプロクターアンドギャンブルカンパニー
JP_2025172707_PA

Resumen de: US2025346840A1

A multi-compartment water-soluble unit-dose detergent article comprising a plurality of compartments in generally superposed relationship. The water-soluble unit-dose detergent article comprises a water-soluble film enveloping a fabric care or household care detergent composition. The detergent composition comprises a cleaning surfactant. The water-soluble film comprises a first film comprising a specific polyvinyl alcohol polymer blend.

RECEPTACLE FOR A WAREHOUSE STORAGE AND TRANSPORT SYSTEM, AND SYSTEM COMPRISING SUCH A RECEPTACLE

NºPublicación:  EP4652114A1 26/11/2025
Solicitante: 
EXOTEC PRODUCT FRANCE [FR]
Exotec Product France
WO_2024153679_PA

Resumen de: WO2024153679A1

The present disclosure relates to a receptacle (1) for a warehouse storage and transport system, the storage and transport system having at least one storage rack which comprises a vertical structure comprising a set of vertical uprights and multiple pairs of mechanical interfaces defining a plurality of storage cells for the receptacle, and wherein the receptacle comprises a base (10) extending along a horizontal plane to form a bottom wall (100) of the receptacle and a peripheral belt (11) projecting above the base, at least according to a vertical component, to form side walls, and wherein the base and the belt are predominantly made of cardboard.

水溶性単位分量物品

NºPublicación:  JP2025172706A 26/11/2025
Solicitante: 
ザプロクターアンドギャンブルカンパニー
JP_2025172706_PA

Resumen de: US2025346752A1

Water-soluble unit-dose detergent article including a water-soluble film enveloping a fabric care or household care detergent composition, wherein the detergent composition includes a surfactant and the water-soluble film comprises a first film comprising a specific polyvinyl alcohol polymer blend.

METHOD FOR PRODUCING BLOCK COPOLYMER OR AQUEOUS DISPERSION CONTAINING SAME, ADHESIVE, COATING LIQUID, COATING AGENT, OR MOLDED BODY

NºPublicación:  EP4653449A1 26/11/2025
Solicitante: 
SPIBER INC [JP]
Spiber Inc
EP_4653449_A1

Resumen de: EP4653449A1

The present invention provides a method for producing a block copolymer, the method including a step of mechanochemically treating a mixture containing a protein and a molecule capable of plasticizing a protein.

POLYMER MATERIAL

NºPublicación:  EP4653488A1 26/11/2025
Solicitante: 
LG CHEMICAL LTD [KR]
LG CHEM, LTD
EP_4653488_PA

Resumen de: EP4653488A1

The present application relates to a polymer material and a use thereof. The present application can provide a polymer material having excellent biodegradability and absorptivity by using a polysaccharide into which a specific functional group is introduced. The present application can also provide a use of the polymer material.

CONTAINER FOR FOOD, IN PARTICULAR FOR STORING ICE CREAM

NºPublicación:  EP4652113A2 26/11/2025
Solicitante: 
IMBALLAGGI ALIMENTARI S R L [IT]
Imballaggi Alimentari S.r.l
WO_2024154071_PA

Resumen de: WO2024154071A2

Described is a container (1, 101) for food products, in particular for storing ice cream, which comprises a tray (2, 102) which can be coupled with a respective lid (7, 107) and which has an inner tray (3, 103). The tray (3, 103) has a collection chamber (Z) for the food product to be contained and is designed to be associated with an outer case (4, 104), for supporting the tray (3, 103). The case (4, 104) is provided, on at least one relative upper side (41, 141), with a frame (5, 105) and with snap fitting means (32, 42) with the tray (3, 103), in such a way that the thickness of the frame (5, 105) determines a predetermined distance (D) between the innermost surface of the case (4, 104) and the outermost surface of the tray (3, 103).

水溶性単位分量物品

NºPublicación:  JP2025172711A 26/11/2025
Solicitante: 
ザプロクターアンドギャンブルカンパニー
JP_2025172711_PA

Resumen de: US2025346837A1

Water-soluble unit-dose detergent article including a water-soluble film enveloping a fabric care or household care detergent composition, wherein the detergent composition comprises a surfactant and the water-soluble film includes a first film including a specific polyvinyl alcohol polymer blend.

Pigment paste in capsule

NºPublicación:  PL448627A1 24/11/2025
Solicitante: 
INCHEM POLONIA SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA [PL]
INCHEM POLONIA SP\u00D3\u0141KA Z OGRANICZON\u0104 ODPOWIEDZIALNO\u015ACI\u0104
PL_448627_A1

Resumen de: PL448627A1

Przedmiotem zgłoszenia jest pasta pigmentowa w kapsułce z folii PVA, która charakteryzuje się tym, że folia PVA jest o grubości 40 — 90 µm, a zwartość wody w paście pigmentową nie może przekroczyć 5%.

酵素カスケードを用いたポリビニルアルコールおよびその誘導体の分解

NºPublicación:  JP2025537730A 20/11/2025
Solicitante: 
エッチジェーハインツカンパニーブランズエルエルシー
JP_2025537730_PA

Resumen de: MX2025005183A

A method for degrading polyvinyl alcohol (PVA) or derivative thereof with an enzymatic cascade is provided. The method includes treating the PVA or derivative thereof with an enzyme effective to oxidize hydroxyl groups of the PVA to ketones; an enzyme effective to oxidize ketones of the PVA to esters; and an enzyme effective to hydrolyze ester bonds to create fragments of the PVA. For decorated PVA (such as succinyl side chains), the method may further include treating the PVA with an enzyme effective to remove the succinyl side chains from the PVA material. Also provided are biodegradable packaging materials, such as for food products, that include the enzymatic cascade for degrading PVA or derivative thereof.

薬剤包装用フィルム及び薬剤包装体

NºPublicación:  JP2025171807A 20/11/2025
Solicitante: 
株式会社アイセロ
JP_2025171807_A

Resumen de: JP2025171807A

【課題】良好な透明性と薬剤包装体を成形し易い柔軟性とを有し、水溶性フィルム同士、包装装置と水溶性フィルムとの密着、及び薬剤包装体同士の密着を防止できる薬剤包装用フィルムを提供する。【解決手段】薬剤包装用フィルムは、アニオン基変性ポリビニルアルコール樹脂と、可塑剤と、シリカ粒子と、酸化防止剤としての亜硫酸塩とを含み、水分率が4.0~10.0質量%の薬剤包装に用いる水溶性フィルムであり、前記アニオン基変性ポリビニルアルコール樹脂100質量部に対し、前記可塑剤が15~35質量部、前記シリカ粒子が0.5~3.0質量部、及び前記亜硫酸塩が0.1~2.0質量部を含有し、且つ前記水溶性フィルムの表面に、澱粉が0.01~0.20g/m2の付着量となるように付着されている。【選択図】なし

BASE PAPER FOR VAPOR DEPOSITION PAPER, VAPOR DEPOSITION PAPER, PACKAGING BAG, LAMINATE, AND PAPER CONTAINER FOR LIQUID

Nº publicación: US2025354334A1 20/11/2025

Solicitante:

OJI HOLDINGS CORP [JP]
OJI Holdings Corporation

CN_119403678_A

Resumen de: US2025354334A1

A base paper for vapor deposition paper, the base paper including, on at least one surface of a paper substrate, a clay coat layer and a resin layer in this order on the paper substrate, in which the clay coat layer includes an inorganic pigment and a binder, the mass ratio (inorganic pigment/binder) of the inorganic pigment to the binder in the clay coat layer is from 25/75 to 75/25, and the coating amount in terms of solid content of the clay coat layer is 8 g/m2 or more and 20 g/m2 or less.

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