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113
resultados
Última actualización
08/08/2025 [07:06:00]
Resumen de: US2025250082A1
A fully recyclable container and a method of manufacturing the same is provided. The container includes a cap, a shoulder, a body, a base, and a liner. The cap, the shoulder, and the base are made of biodegradable plastic by injection molding while the body is made of waterproof paper. The cap, the shoulder, and the base are detachably connected to form a housing of the container. The liner is formed inside the housing by blow molding of biodegradable plastic. The respective components of the container are completely made of biodegradable or bio-decomposable material and able to be disassembled for sorting and recycling. Thereby the fully recyclable container completely meets requirements of environmental protection and recycling.
Resumen de: US2025250434A1
The present patent application relates to a biodegradable polymer material comprising a biodegradable polymer matrix, wherein the polymer matrix comprises at least one zeolite and at least one biodegradable and/or water-soluble filler.
Resumen de: EP4596587A1
Eine Vorrichtung zur kontinuierlichen thermischen Behandlung eines wässriges Stärkezustands wird bereitgestellt, die Folgendes aufweist: eine Heizstrecke, um den Stärkezustand zu erhitzen und unter Druck zu setzen, eine Entspannungsstrecke, um den erhitzten und unter Druck stehenden Stärkezustand auf einen Referenzdruck zu entspannen, wobei die Entspannungsstrecke eine Abscheidungseinrichtung aufweist, um eine bei der Entspannung des Stärkezustands entstehende gasförmige Phase von dem Stärkezustand abzutrennen, und eine Rückführeinspeisungseinrichtung, um die in der Abscheidungseinrichtung abgetrennte gasförmige Phase in die Heizstrecke einzuspeisen.
Resumen de: CN120035698A
The present invention relates to a bio-based adhesive composition that is environmentally friendly, renewable, compostable and/or biodegradable. A bio-based composition includes chitosan, an acid, and a plasticizer. By treating a nonwoven material with the bio-based adhesive according to the present invention, it is possible to provide a nonwoven material exhibiting excellent mechanical properties. The adhesive compositions according to the present invention are readily useful for treating different types of nonwoven materials, and can be adapted to provide certain properties to certain nonwoven materials and applications.
Resumen de: EP4596450A1
Packaging (10) for hygienic sanitary products comprising compostable material. The packaging comprises a front wall (12), a back wall (14) opposite the front wall, a first side wall (16), a second side wall (18) opposite the first side wall, a first end wall (20), a second end wall (22) opposite the first end wall. The packaging (10) further comprises a flap (24) movable to and from a closed position and formed on at least one of the front wall (12), the back wall (14), the first side wall (16), the second side wall (18), the first end wall (20), the second end wall (22). The flap (24) is connected to the packaging (10) by a hinge segment (26) extending between a respective first end and a respective second end. The flap (24) comprises a perimeter defined by the hinge segment (26) and at least one weakening segment (28) and at least one cutting segment (30). Each weakening segment (28) comprises, between the respective first and second ends, an alternation of perforated sections and continuous sections between the flap (24) and the wall on which it is formed. The at least one cutting segment (30) comprises a continuous through cut extending from a respective first end to a respective second end. The perimeter of the flap (24) comprises a pair of cutting segments (30a, 30b), each placed consecutively with respect to said hinge segment (26) and each inclined at an angle comprised between 35° and 65° with respect to said hinge segment (26).
Resumen de: GB2637670A
A biodegradable composite comprising: a biodegradable polymer of biodegradability of 80-95% measured according to a biodegradability test of ASTM D6400 - 19 standard, wherein the polymeric matrix of the biodegradable polymer may have a tensile strength of 30-45 MPa and an elastic modulus of 2600-3600 MPa; a bio-derived fiber with a tensile strength and an elastic modulus greater than that of the polymeric matrix, the fiber infused with a bio-derived wax to have a surface energy of 45-50 mJ/m2, the fiber with average diameter of 20-30 µm and average length of 15-20 mm. The preferred embodiment uses beeswax treated hemp fibers with poly-3-hydroxybutyrate-co-3- poly-3-hydroxyvalerate (PHBV). The composite can be formed into a container. A method of producing said composite comprises wetting the bio-derived fiber with a wax emulsion, infusing it, then fusing said wax infused bio-derived fiber with the biodegradable plastic. The composite may exhibit a water contact angle ≥ 90 degrees. The biodegradable plastic may be one of or a mix of poly-3-hydroxybutyrate (P3HB), poly-4-hydroxybutyrate (P4HB), poly-3-hydroxybutyrate-co-4-hydroxybutyrate (P3HB-co-4HB), poly-3-hydroxybutyrate-co-3- poly-3-hydroxyvalerate (PHBV), poly-3-hydroxybutyratehexanoate (PBHH), polylactic acid (PLA), thermoplastic starch (TPS), polycaprolactone (PCL), polybutylene succinate (PBS), polyglycolic acid (PGA), poly(lactic-co-glycolic acid) (PLGA), polybutylene adipate terephthalate (PBAT), polyvinyl alcohol
Resumen de: CN120018997A
The present application relates to a coated paper comprising a base paper and at least one coating layer applied directly or indirectly to the base paper wherein the coating layer comprises a) at least one natural wax and/or at least one carboxylic acid component and b) at least one natural resin; wherein the coated paper has a reduced permeability to at least one gas compared to the base paper. The invention also relates to a coating for producing the coated paper, a production method and a packaging produced thereby.
Resumen de: MX2025002939A
The present invention concerns an improved packaging item (1) comprising a body (2) made of rigid or semi-rigid moulded cellulose pulp, said item further comprising a multilayer film liner (3) attached to the inner surface of the cellulose pulp body (2), said liner comprising from inside to outside, a biodegradable outermost organic adhesive layer (7) for attaching the liner to the moulded cellulose pulp, an organic middle barrier layer (8) comprising a modified alcohol-based polymer (BVOH), and an innermost biodegradable organic structural layer (9).
Resumen de: WO2024068864A1
Described are to a biodegradable multilayer composite, in particular for food packaging, its use and a process for preparing said biodegradable multilayer composite.
Resumen de: MX2025003610A
The invention relates to a pod (100) for preparing a beverage in a beverage production machine. The pod (100) is made of a home-compostable material composition and comprises a pod body (120) being composed of two half-shells (200). The half-shells (200) are joined to each other so as to delimit a chamber (211) for containing a substance (500) for the preparation of the beverage. Each of the half-shells (200) is shaped from a sheet of biodegradable cellulose-based material having a barrier function. Each of the half-shells (200) comprises a bottom (250), a circumferential sidewall (240) and a circumferential rim (230), where the rim (230) of the respective other half-shell (200) is joined. The rim (230) and the sidewall (240) are directly connected by a circumferential rim transition area (234), which has a rim radius (R34) between 1mm and 3mm. Further, the sidewall (240) and the bottom (250) are directly connected by a circumferential bottom transition area (254), which has a bottom radius (R452) of 10mm and 20mm.
Resumen de: SE2230313A1
The present invention relates to a method for reducing the load of microbial contaminants in a pulp stock comprising a recycled fiber fraction, said method comprising the following steps performed in sequence:a) providing a pulp stock comprising a recycled fiber fraction at a consistency in the range of 2-10 wt% in water;b) adding a basic oxide selected from the group consisting of calcium oxide (CaO) and sodium oxide (Na2O) to the pulp stock and allowing the basic oxide to react with water to form the corresponding hydroxide, wherein the amount of the basic oxide added is sufficient to raise the pH value of the pulp stock to above 12.5 and to maintain the pH value of the pulp stock above 12.5 for at least 60 minutes;c) allowing the pulp stock to remain at a pH value above 12.5 for at least 60 minutes; andd) adding an organic oxidative acid to the pulp stock, wherein the amount of the organic oxidative acid added is sufficient to reduce the pH value of the pulp stock to below 10.
Resumen de: EP4596603A1
Provided is a method of producing a polyester by which the amount of cyclic oligomers in the polyester can be reduced to suppress deterioration of the quality. The object is achieved by a method of producing a polyester, the method including: an esterification reaction step of reacting a diol component containing 1,4-butanediol, with a dicarboxylic acid component; a pelletization step of pelletizing a polyester obtained through the esterification reaction step; and a contact treatment step of bringing a polyester pellet obtained in the pelletization step into contact with a contact treatment liquid; wherein in the contact treatment step, the contact treatment liquid upon the contact with the polyester pellet has a cyclic dimer concentration of not more than 3500 ppm by mass.
Resumen de: EP4596446A2
Die Erfindung betrifft ein Behältnis mit einem mindestens eine Öffnung (2) aufweisenden Behälter (1) und einem Deckel (5) zum Verschließen der Öffnung (2), der über ein elastisch verformbares Scharnier mit dem Behälter (1) verbunden ist. Der Behälter (1) besteht aus Faserstoff und weist eine biologisch abbaubare oder bioinerte Beschichtung auf, wobei ein an dem Deckel (5) befestigter flexibler Scharnierstreifen (6') aus Fasermaterial an den Behälter (1) geklebt ist.Damit ein Käufer erkennen kann, dass die Ware innerhalb des Behälters originalverpackt ist, weist der Scharnierstreifen (6') mindestens einen mit dem Behälter (1) verklebten Siegelabschnitt (9) auf, der perforiert ist und beim Öffnen des Deckels (5) entlang der Perforation (10) getrennt wird.
Resumen de: EP4596435A1
A fully recyclable container and a method of manufacturing the same is provided. The container includes a cap 10, a shoulder 20, a body 30, a base 40, and a liner 50. The cap 10, the shoulder 20, and the base 40 are made of biodegradable plastic by injection molding while the body 30 is made of waterproof paper. The cap 10, the shoulder 20, and the base 40 are detachably connected to form a housing of the container. The liner 50 is formed inside the housing by blow molding of biodegradable plastic. The respective components of the container are completely made of biodegradable or bio-decomposable material and able to be disassembled for sorting and recycling. Thereby the fully recyclable container completely meets requirements of environmental protection and recycling.
Resumen de: GB2637802A
A fully recyclable container and a method of manufacturing the same is provided. The container includes a cap 10, a shoulder 20, a body 30, a base 40, and a liner 50. The cap 10, the shoulder 20, and the base 40 are made of biodegradable plastic by injection molding while the body 30 is made of waterproof paper. The cap 10, the shoulder 20, and the base 40 are detachably connected to form a housing of the container. The liner 50 is formed inside the housing by blow molding of biodegradable plastic. The respective components of the container are completely made of biodegradable or bio-decomposable material and able to be disassembled for sorting and recycling. Thereby the fully recyclable container completely meets requirements of environmental protection and recycling.
Resumen de: US2024425269A1
A co-extruded cup made of plastic material, for producing a capsule for preparing infusion or soluble beverages is provided. The co-extruded cup has an inlet opening defined by an upper edge, a bottom provided with an outlet opening defined by a nozzle, and an inner base with a plurality of vertically protruding ridges. The co-extruded cup has a multi-layer wall having an outer layer, an inner layer and an intermediate gas-barrier layer extending from the upper edge to the nozzle. The bottom is devoid of radial reinforcing flaps, and the intermediate gas-barrier layer homogenously extends without interruptions from the upper edge to the nozzle.
Resumen de: US2024190632A1
The invention relates to a method for manufacturing a tubular body (2) for a packaging in tube form (1), comprising the following steps: —) definition of the geometrical characteristics of the tubular body (2) to be produced; —) creation of an initial image (6) covering the surface of the tubular body (2) to be produced, said initial image (6) having a right lateral edge and a left lateral edge; —) creation of an intermediate image (8) from the initial image (6) by adding a lateral strip (13) to one of said edges of the initial image (6), said lateral strip (13) comprising a copy of the other of said edges of the initial image (6); —) printing of at least one intermediate image (8) on a sheet, the intermediate image (8) being disposed such that the lateral edges of the image are parallel to the direction of unwinding of the sheet; —) cutting of a small strip on each lateral side of the intermediate image (8) to form a final image (10); —) shaping of the sheet as tubular body (2) and edge-to-edge assembly to obtain a continuity of the design between the right edge and the left edge of the image.
Resumen de: MX2025006391A
An aqueous paper barrier coating and methods for improving barrier properties of packaging material are described. The packaging material includes a substrate with coatings to provide a packaging material having tailored moisture vapor transmission, oxygen permeation or transmission, oil and grease resistance, and light properties.
Resumen de: MX2025007653A
The present disclosure describes articles that include decomposition products from biodegradable compounds, and related methods.
Resumen de: MX2025007307A
The present invention relates to a removable lid (100) for closing in an attachment direction (190) an opening (211) of a receptacle (210) for holding food products (220), whereby the receptacle (210) has a circumferential rim portion (212) surrounding the opening (211). The lid (100) is composed of two or more individual lid parts (101, 102) that are respectively integrally made by moulding pulp and that complement each other to form the lid (100). The lid (100) comprises a cover portion (110) for covering the receptacle opening (211), a skirt portion (120) that extends from the cover portion (110) to circumferentially delimit together with the cover portion (110) a receiving space (105) for receiving the rim portion (212) inside the lid (100) when closing the opening (211) with the lid (100), and a fastening structure (140) for providing a form- and/or force-closed connection. The fastening structure (140) protrudes laterally from a lateral inner side (121) of the skirt portion (120) towards and into the receiving space (105) in a direction transversely to the attachment direction (190). Therein, at least two of the lid parts (101, 102) comprise each at least a section of the fastening structure (140). The invention relates further to as system (200) for storing food products (220), comprising said removable lid (100) and a receptacle (210) for food products.
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.
Resumen de: US2025242988A1
The scope of the invention is a single-use container system for storing and transporting foodstuffs, in particular entire menus, having two or more separate containers of the same or different volumes, preferably produced from a compostable material. Each container includes a base, side walls that are connected to the base, and an opening opposite the base through which the contents are accessible. The containers are securely connected to a common covering sheet by an upper edge such that a multi-layer structure is formed in this region. According to the invention, detachable container lids, which have the contour of the respective container openings, are provided in the covering sheet. After the container lids are removed, a skeleton of the covering sheet remains that stays connected to the container edges.
Resumen de: WO2025157741A1
The present invention relates to a can from biodegradable, in particular home-compostable material.
Resumen de: CH721527A2
Die Erfindung betrifft einen biologisch abbaubaren Gegenstand mit einem Basis-Grundkörper (G1, G2) aus homogenem biologisch abbaubarem Kunststoff, der mindestens ein geometrisches Element (1) in Form einer Rille und/oder Vertiefung und/oder Aussparung enthält, in welcher mindestens ein Funktionselement aus einem Starter-Material (2) angeordnet ist, wobei das Funktionselement in Form des Starter-Materials (2) gegenüber der Umgebung luft- und feuchtigkeitsdicht abgedeckt ist.
Nº publicación: WO2025159714A1 31/07/2025
Solicitante:
KOCAELI UENIVERSITESI [TR]
KODAL MEHMET [TR]
YILDIRIM RUMEYSA [TR]
CESIM HAZAL [TR]
KOCAEL\u0130 \u00DCN\u0130VERS\u0130TES\u0130,
KODAL, Mehmet,
YILDIRIM, Rumeysa,
\u00C7E\u015E\u0130M, Hazal
Resumen de: WO2025159714A1
The invention relates to poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV)/ poly(butylene succinate) (PBS) - hemp fiber biocomposites with improved performance properties by using biodegradable polymer blends reinforced with natural fibers, which are lighter than synthetic fibers such as glass fiber, in the presence of epoxy POSS molecules for use in the production of battery packs, especially in electric vehicles, and production method.
BOPI
Sede Electrónica
