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Biodegradable plastic materials and packaging

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LastUpdate Updated on 24/02/2026 [07:01:00]
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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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PLASTIC PRODUCTS THAT CAN BE RAPIDLY DEGRADED ON-COMMAND

Publication No.:  US20260048916A1 19/02/2026
Applicant: 
UNIV OF MARYLAND COLLEGE PARK [US]
GREEN LOGIC LLC [US]
University of Maryland, College Park,
Green Logic LLC
US_20260048916_PA

Absstract of: US20260048916A1

This present disclosure is directed generally to rapidly degradable polymers, for example, on-demand degradable polymers, products thereof, and methods thereof. In some embodiments, the rapidly degradable polymers degrade in 5 minutes or less in the presence of a peroxide.

METHOD OF MANUFACTURING OF PACKAGING AND TABLEWARE FROM GRAIN PRODUCTS

Publication No.:  US20260048563A1 19/02/2026
Applicant: 
SYRAKVASHA RUSLAN [BY]
Syrakvasha Ruslan
US_20260048563_PA

Absstract of: US20260048563A1

A method for manufacturing a composite material for packaging and tableware is disclosed. The method comprises forming a sheet from a grain-based composition, either by puffing the composition between matrices in a puffing chamber or by extruding a plasticized composition through a die. The resulting sheet, which has a porous matrix, is then laminated on at least one side with a protective film. Lamination may be performed using hot, cold, or wet techniques. The final laminated composite sheet, having a sandwich-type structure, can be cooled, cut into blanks, and subsequently formed into various articles such as trays, plates, and containers.

HYDROGEL SPACERS FOR ABLATION THERAPIES

Publication No.:  WO2026039541A1 19/02/2026
Applicant: 
BOSTON SCIENT SCIMED INC [US]
BOSTON SCIENTIFIC SCIMED, INC
WO_2026039541_PA

Absstract of: WO2026039541A1

In some embodiments, the present disclosure pertains to an insulative hydrophilic polymer hydrogel compositions for ablation therapies. An example insulative hydrophilic polymer hydrogel composition comprises: a hydrophilic polymer hydrogel, the hydrophilic polymer hydrogel comprising hydrophilic polymer chains that are crosslinked by crosslinks; and a plurality of gas bubbles disposed in the hydrophilic polymer hydrogel.

BIODEGRADABLE EXTRUSION COATING PROCESS

Publication No.:  AU2024333931A1 19/02/2026
Applicant: 
DANIMER IPCO LLC
DANIMER IPCO, LLC
AU_2024333931_PA

Absstract of: AU2024333931A1

A method for extruding a poly(hydroxyalkanoate)-based material onto a packaging substrate and a packaging substrate containing the poly(hydroxyalkanoate)-based coating. The method includes extruding a molten film comprising poly(hydroxyalkanoate) through a slot die onto a moving web of the packaging substrate to provide a coated substrate. A coated side of the coated substrate is contacted with a chill roller to crystallize the molten film on the coated substrate, wherein the chill roller has a temperature ranging from about 30 °C to about 60 °C.

HYDROGEL SPACERS FOR ABLATION THERAPIES

Publication No.:  US20260049188A1 19/02/2026
Applicant: 
BOSTON SCIENT SCIMED INC [US]
Boston Scientific Scimed, Inc
US_20260049188_PA

Absstract of: US20260049188A1

In some embodiments, the present disclosure pertains to an insulative hydrophilic polymer hydrogel compositions for ablation therapies. An example insulative hydrophilic polymer hydrogel composition comprises: a hydrophilic polymer hydrogel, the hydrophilic polymer hydrogel comprising hydrophilic polymer chains that are crosslinked by crosslinks; and a plurality of gas bubbles disposed in the hydrophilic polymer hydrogel.

RESIN COMPOSITION AND MOLDED BODY

Publication No.:  WO2026038511A1 19/02/2026
Applicant: 
KANEKA CORP [JP]
\u682A\u5F0F\u4F1A\u793E\u30AB\u30CD\u30AB
WO_2026038511_PA

Absstract of: WO2026038511A1

This resin composition contains a poly(3-hydroxyalkanoate) resin (A) and an inorganic filler (B). The resin (A) includes a copolymer (A3) of a 3-hydroxybutyrate unit and another hydroxyalkanoate unit in which the content ratio of the 3-hydroxybutyrate unit is 76 mol% or less, and a copolymer (A4) of a 3-hydroxybutyrate unit and another hydroxyalkanoate unit in which the weight average molecular weight is 700,000 or more and the content ratio of the 3-hydroxybutyrate unit is more than 76 mol% and 95 mol% or less. Of the content (X) of the resin (A) excluding the copolymer (A4), the content of the copolymer (A3) is 5-25 wt%, and the content of the copolymer (A4) is 5-30 parts by weight and the content of the inorganic filler (B) is 5-40 parts by weight relative to 100 parts by weight of the content (X).

METHODS FOR MANUFACTURING BIODEGRADABLE AND ECO-FRIENDLY MULCHING AGENT FOR SOIL AND FLOWERPOTS, BIODEGRADABLE COFFIN, AND BIODEGRADABLE CINERARY URN USING MUSHROOM MYCELIUM, AND BIODEGRADABLE AND ECO-FRIENDLY MULCHING AGENT, BIODEGRADABLE COFFIN, AND BIODEGRADABLE CINERARY URN MANUFACTURED THEREBY

Publication No.:  WO2026038835A1 19/02/2026
Applicant: 
EARTHFORM INC [KR]
\uC8FC\uC2DD\uD68C\uC0AC \uC5B4\uC2A4\uD3FC
WO_2026038835_A1

Absstract of: WO2026038835A1

The present invention relates methods for manufacturing a biodegradable and eco-friendly mulching agent for soil and flowerpots, a biodegradable coffin, and a biodegradable cinerary urn, the methods using mushroom mycelium growth, and a biodegradable and eco-friendly mulching agent, a biodegradable coffin, and a biodegradable cinerary urn manufactured thereby. The biodegradable and eco-friendly mulching agent for soil and flowerpots is completely biodegradable and exhibits excellent viscosity, thus being highly suitable for being molded into and used as a mulching agent for soil and flowerpots, and can reduce post-treatment costs and steps and mitigate environmental pollution. The biodegradable and eco-friendly coffin and cinerary urn is biodegradable and exhibits excellent physical properties such as strength and air permeability, thus being suitable for use in forms of burial such as tree burials or pot burials for companion animals.

DEGRADABLE FOOD CONTAINER AND PREPARATION METHOD THEREFOR

Publication No.:  WO2026037154A1 19/02/2026
Applicant: 
SHANGHAI SHANGYUAN PRINTING CO LTD [CN]
\u4E0A\u6D77\u4E0A\u6E90\u5370\u52A1\u6709\u9650\u516C\u53F8
WO_2026037154_A1

Absstract of: WO2026037154A1

The present application relates to the technical field of degradable packaging. Particularly disclosed are a degradable food container and a preparation method therefor. The degradable food container comprises a paper food container base body and a degradable coating applied on the paper food container base body, wherein the degradable coating is prepared from the following raw materials in parts by weight: 40-50 parts of polylactic acid; 10-15 parts of polybutylene succinate; 15-20 parts of polyglycolic acid; 10-20 parts of cassava starch; 5-8 parts of an external additive; 1.2-1.8 parts of montmorillonite; 0.2-0.8 parts of boron nitride nanotubes; and 1.5-2.5 parts of modified hemp fibers. The preparation method therefor comprises: heating polylactic acid, polybutylene succinate and polyglycolic acid to a molten state, then adding cassava starch and an external additive thereto, finally adding montmorillonite, boron nitride nanotubes and modified hemp fibers thereto, performing extrusion granulation, melting and then coating same on the surface of the paper food container base body, cooling same, and then cutting and forming same into a container to obtain the degradable food container. The degradable food container of the present application can exhibit excellent temperature change resistance when being subjected to temperature change caused by an external environment.

SYSTEMS AND METHODS OF PLASMA ASSISTED OXIDATIVE DEPOLYMERIZATION OF POLYMERS AND PRODUCTION OF BIODEGRADABLE POLYMERS

Publication No.:  US20260049197A1 19/02/2026
Applicant: 
UNIV OF LOUISVILLE RESEARCH FOUNDATION INC [US]
UNIVERSITY OF LOUISVILLE RESEARCH FOUNDATION, INC
US_20260049197_PA

Absstract of: US20260049197A1

A plasma-assisted method includes receiving pieces of waste polymer, then applying a modification process that weakens the waste polymer covalent bonds. A low temperature oxidative depolymerization process is applied to the modified polymer, which transforms the modified polymer to a short chain polymer. Optionally the short chain polymer includes C2-C2. Optionally the short chain polymer is input to a process of bacteria metabolization that produces medium-chain-length poly hydroxyalkanoates (mcl-PHAs). Optionally the bacteria is a Pseudomonas strain. Optionally the oxidative depolymerization process is performed at room temperature.

RESIN COMPOSITION AND MOLDED BODY

Publication No.:  WO2026038513A1 19/02/2026
Applicant: 
KANEKA CORP [JP]
\u682A\u5F0F\u4F1A\u793E\u30AB\u30CD\u30AB
WO_2026038513_PA

Absstract of: WO2026038513A1

This resin composition comprises a poly(3-hydroxyalkanoate)-based resin (A) and an aliphatic aromatic polyester-based resin (B). The resin (A) contains: a copolymer (A3) which is formed of a 3-hydroxybutyrate unit and another hydroxyalkanoate unit, and in which the content proportion of the 3-hydroxybutyrate unit is not more than 76 mol%; and a copolymer (A4) which is formed of a 3-hydroxybutyrate unit and another hydroxyalkanoate unit and has a weight average molecular weight of not less than 700000, and in which the content proportion of the 3-hydroxybutyrate unit is more than 76 mol% to not more than 95 mol%. Of the total amount (X) of the resin (A) and the resin (B) excluding the copolymer (A4), the percentage content of the copolymer (A3) is 25-35 wt%, the percentage content of the resin (B) is 5-20 wt%, and the contained amount of the copolymer (A4) with respect to 100 parts by weight of the total amount (X) is 3-20 parts by weight.

POROUS STARCH

Publication No.:  EP4695330A1 18/02/2026
Applicant: 
BASF SE [DE]
BASF SE
CN_120936668_A

Absstract of: CN120936668A

The present invention relates to improving the flowability and compressibility (tensile strength) of starch by using an enzyme, enhancing the porosity of starch particles, and using porous starch particles for direct compression of tablets.

DEGRADABLE FISHING LINES AND NETS

Publication No.:  EP4694679A2 18/02/2026
Applicant: 
ENVIRO CAST LLC [US]
Enviro Cast, LLC
WO_2024215648_A2

Absstract of: WO2024215648A2

The disclosure provides embodiments of environmentally acceptable and save fishing lines, nets, leaders, tippets, lures, hooks, weights, floats as well as related fishing tackle and gear. Embodiments of the disclosed products may comprise a degradable polymer having components derived from i) biomass sources, ii) protein, fatty acid or lipid sources, iii) microbial-based monomers and polymers, iv) agro-based monomers and polymers, v) sugar or starch-based monomers and polymers, or combinations thereof. This disclosure also describes products that further comprise an additive having components derived from i) polyol sources, ii) citrate sources, iii) fatty acid sources, iv) biomass oil sources, or combinations thereof. The disclosed embodiments have low environmental impact when compared to, for example, well known synthetic polymer fishing lines, nets, leaders, tippets, lures, hooks, weights, floats as well as related fishing tackle and gear.

POLYLACTIC ACID MODIFIER, POLYLACTIC ACID RESIN COMPOSITION, AND METHOD FOR PRODUCING MOLDED ARTICLE

Publication No.:  EP4696732A1 18/02/2026
Applicant: 
DAICEL CORP [JP]
Daicel Corporation
EP_4696732_A1

Absstract of: EP4696732A1

An object of the present invention is to provide a polylactic acid modifier that improves flexibility and crystallinity as a single additive, and enables the production of a polylactic acid resin composition with excellent production efficiency. The polylactic acid modifier of the present disclosure contains at least a constituent unit derived from poly(L-lactic acid) or poly(D-lactic acid), and a constituent unit derived from a polyol, and is a triblock copolymer of polylactic acid/polyol/polylactic acid. The polylactic acid modifier preferably has an average particle size of 0.5 mmΦ or more, and the polyol is preferably polycaprolactone.

PROCESS FOR DEGRADING PLASTIC PRODUCTS

Publication No.:  ES3055911T3 16/02/2026
Applicant: 
CARBIOS
Carbios
MX_2022007496_A

Absstract of: MX2022007496A

The present invention relates to a process for degrading a plastic product comprising at least one polymer, said process comprising the steps of foaming at least partially the plastic product; and depolymerizing at least one target polymer of the at least partially foamed plastic product, wherein the step of foaming is performed at a temperature at which the plastic product is in a partially or totally molten state.

MIXTURE FOR PRODUCTION OF EDIBLE CONTAINERS FOR HOT AND COLD BEVERAGES AND FOOD

Publication No.:  ES3055659T3 13/02/2026
Applicant: 
CUPFFEE LTD
Cupffee Ltd
AU_2019349987_A1

Absstract of: AU2019349987A1

The invention relates to a mixture for production of edible containers for cold and hot beverages and food that can be consumed during and after consumption of the beverage for example coffee or food. The invention will find application in the food industry and in people's everyday life. The mixture for production of edible containers for cold and hot beverages and food includes the following components by weight percentages: - flour: 22.4 - 28.9 %, - oat bran: 26.1 - 35.3 %, - sugar: 7.5 - 10.1 %, - vegetable fat: 3 - 4.04 %, - alginate: 0.71 - 0.93 %, - xanthan gum: 0.71 - 0.93 % H - the rest up to 100 % - water.

Polymer Material

Publication No.:  US20260042906A1 12/02/2026
Applicant: 
LG CHEM LTD [KR]
LG Chem, Ltd
US_20260042906_PA

Absstract of: US20260042906A1

The present application relates to a polymer material and a use thereof. The present application can provide a polymer material having both excellent biodegradability and absorptivity by using a polysaccharide component capable of efficient cross-linking while using no cross-linking agent that can adversely affect biodegradability, or using the relevant component to the minimum. The present application can also provide a use of the polymer material.

ACRYLIC COPOLYMER, RESIN COMPOSITION, AND MOLDED ARTICLE

Publication No.:  AU2024384599A1 12/02/2026
Applicant: 
LG CHEM LTD
LG CHEM, LTD
AU_2024384599_A1

Absstract of: AU2024384599A1

The present invention relates to an acrylic copolymer, a resin composition same, and a biodegradable molded article, wherein the acrylic copolymer can enhance mechanical properties of a resin composition by improving compatibility between different kinds of biodegradable resins when applied as a chemical compatibilizer for improving compatibility between different kinds of biodegradable resins.

COSMETIC DISPENSER

Publication No.:  US20260041220A1 12/02/2026
Applicant: 
AMPAC LTD [CN]
AMPAC Limited
US_20260041220_PA

Absstract of: US20260041220A1

A cosmetic dispenser includes a one-piece base configured to releasably connect to a lid and a sleeve at least partially disposed in the one-piece base around at least a portion of a cosmetic. An outer surface feature of the sleeve is configured to rotatably interface with an inner surface feature of the one-piece base to move the sleeve between a first position to surround the cosmetic and a second position to expose at least a portion of the cosmetic.

Herstellung eines Behälters aus faserbasiertem Material

Publication No.:  DE102024122661A1 12/02/2026
Applicant: 
KRONES AG [DE]
KRONES Aktiengesellschaft

Absstract of: DE102024122661A1

Die Erfindung betrifft ein Verfahren und eine Vorrichtung zur Herstellung eines Behälters (1) aus faserbasiertem Material (2), wobei das Verfahren die folgenden Schritte umfasst: Ausformen von einem Behälterrohling (3) aus faserbasiertem Material (2) in einer Form (4), wobei die Form (4) die äußere Form des herzustellenden Behälters (1) festlegt, Verbinden einer Preform (6), vorzugsweise aus biologisch abbaubarem Polymer, mit einem vorgeformten Behälterteil (5), zu einer Einheit (9); Einsetzen der Einheit (9) in den Behälterrohling (3) und Verbinden des Behälterrohlings (3) mit der Einheit (9) durch Aufweiten der Preform (6) in dem Behälterrohling (3). In einer Alternative umfasst das Verfahren die folgenden Schritte: Ausformen von einem Behälterrohling (3) aus faserbasiertem Material (2) in einer Form (4), wobei die Form (4) die äußere Form des herzustellenden Behälters (1) festlegt, Aufsetzen eines vorgeformten Behälterteils (5) auf den Behälterrohling (3) und Einsetzen einer Preform (6), vorzugsweise aus biologisch abbaubarem Polymer, in den Behälterrohling (3) und Fixieren des vorgeformten Behälterteils (5) zwischen dem Behälterrohling (3) und der Preform (6) durch Aufweiten der Preform (6) in dem Behälterrohling (3).

PRODUCING A CONTAINER FROM A FIBER-BASED MATERIAL

Publication No.:  WO2026032520A1 12/02/2026
Applicant: 
KRONES AG [DE]
KRONES AG
WO_2026032520_PA

Absstract of: WO2026032520A1

The invention relates to a method and a device for producing a container (1) from a fiber-based material (2), said method having the following steps: forming a container blank (3) from a fiber-based material (2) in a mold (4), the mold (4) defining the outer shape of the container (1) to be produced; connecting a preform (6), preferably a preform made of a biodegradable polymer, to a preformed container part (5) in order to form a unit (9); inserting the unit (9) into the container blank (3); and connecting the container blank (3) to the unit (9) by expanding the preform (6) in the container blank (3). In an alternative embodiment, the method has the following steps: forming a container blank (3) from a fiber-based material (2) in a mold (4), the mold (4) defining the outer shape of the container (1) to be produced; placing a preformed container part (5) on the container blank (3); inserting a preform (6), preferably a preform made of a biodegradable polymer, into the container blank (3); and fixing the preformed container part (5) between the container blank (3) and the preform (6) by expanding the preform (6) in the container blank (3).

DETECTION OF BACTERIAL EXTRACELLULAR MEMBRANE VESICLES IN PROBIOTIC BACTERIA-BASED BIOFILM/FOOD PACKAGING

Publication No.:  WO2026035210A1 12/02/2026
Applicant: 
BIOPROBIF SAGLIK GIDA ARGE SANAYI VE TICARET LTD SIRKETI [TR]
B\u0130OPROB\u0130F SA\u011ELIK GIDA ARGE SANAY\u0130 VE T\u0130CARET L\u0130M\u0130TED \u015E\u0130RKET\u0130
WO_2026035210_A1

Absstract of: WO2026035210A1

The invention relates to a new composite formed with Prebiotic xylooligosaccharide, Probiotic Bifidobacterium Infantis and Postbiotic Sodium Alginate and Chitre, Bicarbonate, Glycerol, a powder form composite with unique properties and applications, after the production of probiotic bacteria-based food packaging, the extracellular membrane vesicles of the bacteria in the biofilm in solid form turning into live probiotic bacteria after the biofilm is dissolved in water.

PACKAGING BODY AND METHOD FOR PRODUCING SAME

Publication No.:  WO2026034308A1 12/02/2026
Applicant: 
KANEKA CORP [JP]
\u682A\u5F0F\u4F1A\u793E\u30AB\u30CD\u30AB
WO_2026034308_PA

Absstract of: WO2026034308A1

This packaging body comprises a paper laminate and a resin film. The paper laminate includes a paper base material layer and a laminated adhesive resin layer. The resin film has: a seal region that is heat-sealed to the paper laminate via the adhesive resin layer; and a non-seal region that is not heat-sealed to the paper laminate. The resin film includes a poly(3-hydroxyalkanoate)-based resin (A). The resin (A) includes: (a-1) a copolymer of a 3-hydroxybutyrate unit and another hydroxyalkanoate unit, in which the content ratio of the other hydroxyalkanoate unit is 1-13 mol%; and (a-2) a copolymer of a 3-hydroxybutyrate unit and another hydroxyalkanoate unit, in which the content ratio of the other hydroxyalkanoate unit is 24 mol% or more.

MOLDED FIBER TRAY

Publication No.:  US20260042567A1 12/02/2026
Applicant: 
ECO LOGIC BRANDS INC [US]
ECO.LOGIC BRANDS INC
US_20260042567_PA

Absstract of: US20260042567A1

Disclosed herein are molded fiber trays. A molded fiber tray includes a base, a sidewall extending from the base to form a content holding structure, an edge extending from the sidewall configured for holding the molded fiber tray, and a barrier layer formed on an internal surface of the base, the sidewall, and the edge. The barrier layer configured to substantially chemically inert with respect to contents in the content holding structure. The base can include a geometric pattern. The sidewall can include a step.

CLOSURE AND DRAINAGE FOR MOLDED FIBER PACKAGING

Publication No.:  US20260042566A1 12/02/2026
Applicant: 
CONGRUENS GROUP LLC [US]
Congruens Group, LLC
US_20260042566_PA

Absstract of: US20260042566A1

Systems and methods for providing compostable food containers, which preserve the quality of a food product for an extended duration of time, and which optionally, allow for cooking of the food product therein. In some implementations, the food containers are sturdy, stackable, insulating, and require minimal or no manual labor to assemble. In some implementations, the food container includes a base and a cover, which cooperate to form a closed chamber for supporting, protecting, insulating and optionally cooking a food product, such as a pizza. The base and cover may each be formed of a single layer of material including, but not limited to, molded sugarcane fiber (“bagasse”), molded wood fiber, molded bamboo fiber, molded paper or plastic.

INSULATED SHIPPING CONTAINER AND METHOD OF MAKING

Nº publicación: US20260042593A1 12/02/2026

Applicant:

VERICOOL WORLD LLC [US]
Vericool World, LLC

US_20260042593_PA

Absstract of: US20260042593A1

An insulating shipping container includes an exterior box formed of paper defining a cavity and an interior box formed of paper and positioned within said cavity. The interior box defines a product cavity. A compressed mass of compostable insulating plant material is received in the cavity and around the interior box and covered by a collar.

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