MATERIALES Y ENVASES PLÁSTICOS BIODEGRADABLES

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Resultados 60 resultados LastUpdate Última actualización 21/09/2020 [19:18:00] pdf PDF xls XLS

Solicitudes publicadas en los últimos 30 días / Applications published in the last 30 days (excluidas publicaciones Chinas / Chinese publications excluded)



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BIODEGRADABLE TEXTILES, MASTERBATCHES, AND METHOD OF MAKING BIODEGRADABLE FIBERS

NºPublicación: US2020291194A1 17/09/2020

Solicitante:

INTRINSIC ADVANCED MAT LLC [US]

US_2020247961_A1

Resumen de: US2020291194A1

A masterbatch is disclosed, along with associated methods, and biodegradable filaments, fibers, yarns and fabrics. The masterbatch includes 0.2 to 5 mass % CaCO3, an aliphatic polyester with a repeat unit having from two to six carbons in the chain between ester groups, with the proviso that the 2 to 6 carbons in the chain do not include side chain carbons, and a carrier polymer selected from the group consisting of PET, nylon, other thermoplastic polymers, and combinations thereof.

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BIODEGRADABLE SHEET

NºPublicación: US2020290327A1 17/09/2020

Solicitante:

TIPA CORP LTD [IL]

US_2019152203_A1

Resumen de: US2020290327A1

Disclosed is a biodegradable sheet comprising at least one layer which is a direct contact layer, intended to successfully contact materials, such as liquids, while maintaining the mechanical properties of the sheet and to extend the biodegradable sheet shelf life. The direct contact layer may comprise a hydrophobic polymer selected from poly(epsilon-caprolactone) (PCL) polyhydroxybutyrate (PHB), Polydioxanone (PDO) polyglycolic acid (PGA), polybutylene succinate (PBS), polybutylene succinate adipate (PBSA), poly lactic acid (PLA), polybutylene adipate terphtalate (PBAT), polyhydroxyalkanoates (PHA), such as polyhydroxybutyrates (PHB), polyhydroxyvalerates (PHV), and polyhydroxybutyrate-hydroxyvalerate copolymers (PHBV) or any mixture thereof. The biodegradable sheet may further comprise surface treated nanoclay particles, PVOH grafted with a crosslinker and PBS or PBSA The first hydrophobic polymer is present in said at least one layer in an amount of about 30% w/w.

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WATER-SOLUBLE FILM AND CHEMICAL PACKAGING

NºPublicación: JPWO2019078223A1 17/09/2020

Solicitante:

三菱ケミカル株式会社

Resumen de: WO2019078223A1

Provided is a water-soluble film that is useful as packaging for chemicals and has excellent cold water solubility, said film being a polyvinyl alcohol-based water-soluble film having a carboxylic acid modified polyvinyl alcohol resin (A) as the main component, wherein the lactonized percentage of the carboxylic acid modified groups in the carboxylic acid modified polyvinyl alcohol resin (A) is 20 to 70%.

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COMPOSTABLE AND ENVIRONMENTALLY FRIENDLY PACKAGING FOR A FROZEN PRODUCT

NºPublicación: US2020290321A1 17/09/2020

Solicitante:

FROSTA AG [DE]

Resumen de: US2020290321A1

The problem is solved by a packaging for a frozen product, wherein at least 50 wt % of the packaging and/or its main component is formed of kraft paper and/or kraft cardboard, particularly unbleached, and/or paper, particularly fresh fiber paper.

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BIODEGRADABLE SHEETS

NºPublicación: US2020290328A1 17/09/2020

Solicitante:

TIPA CORP LTD [IL]

US_2018281359_A1

Resumen de: US2020290328A1

The present invention relates to a biodegradable sheet comprising at least two polymer layers, wherein a first polymer layer comprises a mixture of at least two different biodegradable polymers selected from the group consisting of PLA, PCL, PBS and PBSA; and wherein a second polymer layer comprises a biodegradable polymer selected from the group consisting of PBS, PBSA, a mixture of PLA and PBS, and a mixture of PLA and PBSA.

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ENVIRONMENT PROTECTED STARCH CONTAINER DEVICE

NºPublicación: US2020290786A1 17/09/2020

Solicitante:

WANG CHEN WEI [TW]

Resumen de: US2020290786A1

An environment protected starch container device includes a starch container mainly made of starch material for holding solid or liquid foods or other objects; a silicon layer adhered to a surface of the starch container; and wherein the function of the silicon layer is to cause the starch container to be waterproof; originally, the starch container is not waterproof; furthermore in natural environment, the silicon layer and the starch container are capably of decomposition naturally without polluting the environment; therefore the container is capable of holding water therein and is reusable for many times. The starch material comprises 50 wt % ̃90 wt % (weight percentage) starch; 5 wt % ̃25 wt % fiber enhancer for enhancing a structure of the starch material; and 3 wt % ̃30 wt % CaCO3 for hardening the structure of the starch material. The starch material may further comprise 0.02 wt % ̃5 wt % foaming material.

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LOW COST BIO-BASED FULL DEGRADABLE FILM AND PREPARATION METHOD THEREOF

NºPublicación: US2020291225A1 17/09/2020

Solicitante:

JIANGSU GOLDEN POLY ALLOY MAT CO LTD [CN]

Resumen de: US2020291225A1

The present invention discloses a low cost bio-based full degradable film and preparation method thereof, the ratio of each component in parts by mass of the film is as follows: 15-25 parts of a polyglycolic acid, 25-35 parts of corn starch, 35-55 parts of poly(butylene adipate-co-terephthalate), 5 parts of a compatilizer, 3.75-12.25 parts of a starch plasticizer, 0.5-0.7 part of citric acid, 0.75-1.25 parts of acetyl tributyl citrate, 0.3-0.5 part of maleic anhydride, 0.2 part of antioxidant 164, and 0.2 part of 2-(2″-hydroxyl-5″-methylphenyl)benzotriazole. The low cost bio-based full degradable film provided by the present invention has a bio-based content, which can reach 30% or more, a lower cost, and a tensile strength exceeding a traditional PE thin film, and has very important significance for solving the problem of “white pollution” and promoting the popularization and application of full biodegradable materials.

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A HEAT-SEALABLE BIODEGRADABLE PACKAGING MATERIAL, A PACKAGE OR A CONTAINER MADE THEREOF, AND USE OF A RESIN IN EXTRUSION COATING

NºPublicación: EP3708514A1 16/09/2020

Solicitante:

STORA ENSO OYJ [FI]

US_2014147604_A1

Resumen de: EP3708514A1

The invention concerns a heat-sealable biodegradable packaging material, which comprises a fibrous substrate (1) and one or more polymer coating layers (2) extruded onto said substrate. According to the invention the packaging material includes at least one polymer coating layer (2) containing at least 70 weight-% of polylactide (PLA) and at least 5 weight-% of polybutylene succinate (PBS) or its derivate blended therewith. Optionally an acryl copolymer such as ethylene butyl acrylate glycidyl methacrylate terpolymer (EBAGMA) may be included in the polymer blend. The invention further concerns a heat-sealed container, such as a disposable drinking cup, and a heat-sealed product package made from the packaging material, as well as uses of PBS or its derivates as blends with PLA in extrusion coating, for improving adhesivity of the coating to the fibrous substrate and reduced raw edge penetration to the packaging material, especially penetration of hot coffee held in the drinking cup.

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Environment protected starch container device

NºPublicación: GB2582174A 16/09/2020

Solicitante:

JS GREENLIFE TECH CO LTD [TW]

Resumen de: GB2582174A

A biodegradable container 10 comprising a starch material and a layer of silicon 20. Preferably, the silicon is adhered to the inner or whole surface of the container. Preferably, the container may be a cup (100, figure 1), a plate (200, figure 5), a bowl (300, figure 7) or box (400, figure 9). Ideally, the starch material comprises starch, fibre and hardening (for example CaCO3) materials. The starch may also comprise a foam material (preferably yeast). The starch is ideally derived from either potato, corn, wood or other plants.

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POLYESTER RESIN COMPOSITION AND METHOD FOR PRODUCING SAME

NºPublicación: ES2782197T3 11/09/2020

Solicitante:

KANEKA CORP [JP]

Resumen de: EP2905314A1

Provided is a resin composition that is suitable for use in producing a film or sheet having high tear strength and is excellent in processability, mechanical properties, and biodegradability. The resin composition is a biodegradable polyester resin composition containing an aliphatic polyester (P3HA) having a repeating unit represented by the following general formula (1) [-CHR-CH 2 -CO-O-] (1) (wherein R is an alkyl group represented by C n H 2n+1 and n is an integer of 1 or more and 15 or less), polybutylene adipate terephthalate (PBAT), and hydrophilic silica (A), wherein a weight ratio of the aliphatic polyester (P3HA) to the polybutylene adipate terephthalate (PBAT) is 90/10 to 10/90, and an amount of the hydrophilic silica (A) contained is 2 to 30 parts by weight with respect to 100 parts by weight of a total amount of the aliphatic polyester (P3HA) and the polybutylene adipate terephthalate (PBAT) contained.

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BARRIER MATERIAL

NºPublicación: JPWO2019069963A1 10/09/2020

Solicitante:

日本製紙株式会社

Resumen de: WO2019069963A1

The purpose of the present invention is to provide a barrier material that has a high biomass degree and results in a low CO2 discharge amount, further has biodegradable properties, and has both an excellent gas barrier performance and an excellent water vapor barrier performance, the barrier material being particularly suitable for use in packaging applications such as bags, paper containers, cardboard boxes, cups, and packaging materials such as those for foods. As a solution, the present invention provides a barrier material having an oxygen permeability of 10 ml/m2•day•atm at a temperature of 23°C and a relative humidity of 0%, and an overall biomass degree of at least 50%.

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COMPOSTABLE FOOD PACKAGING MATERIAL AND METHOD FOR PRODUCING

NºPublicación: US2020282708A1 10/09/2020

Solicitante:

IDENTI GRPHICS INC [US]

Resumen de: US2020282708A1

A food packaging material, a method of making such a material, and a substantially completely compostable package made from such material, are disclosed. The packaging includes constructions wherein a single ply or double ply of substantially completely compostable substrate layers sealingly-engaged to one another using a natural food-grade contact adhesive, advantageously results in a substantially completely compostable natural food packaging material. The method utilizes existing commercial machinery and processes to form compostable substrates into packaging, including application of print indicia.

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POUCHED UNIT AND METHOD OF USING SAID POUCHED UNIT

NºPublicación: US2020283218A1 10/09/2020

Solicitante:

EME ENGEL MACHF EN ENGINEERING B V [NL]

US_2020216243_A1

Resumen de: US2020283218A1

A pouched unit comprising a dose of a substance which is enveloped by a main part of a pouch made from a water soluble material, wherein the pouch comprises a secondary part made from the water soluble material, the secondary part is attached to the main part via a weaker area of the water soluble material, which weaker area is configured to allow manual separation of the secondary part from the main part, and a message is provided on the secondary part.

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BIODEGRADABLE AND COMPOSTABLE MATERIAL FOR PACKAGING OBTAINED FROM THE USE OF THE WHOLE WASTES OF PRODUCTION OF FOOD INDUSTRIES

NºPublicación: ES2782123T3 10/09/2020

Solicitante:

UNIV DEGLI STUDI DI FOGGIA [IT]

EP_3015489_PA

Resumen de: EP3015489A1

The preswent invention concerns a biodegradable and compostable material for packaging obtainable from the use of the whole wastes of production and transformation of food of vegatable origin in a manufacturing process comprising a preliminary step of drying, a step of controlling the particle size of said waste and, if necessary, a step of grinding of said waste to a particle size in the range between 200 and 300 microns, and a step of extrusion-cooking.

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PROCESS FOR PREPARING COMPOSITIONS BASED ON A STARCHY COMPONENT AND ON A SYNTHETIC POLYMER

NºPublicación: ES2782104T3 10/09/2020

Solicitante:

ROQUETTE FRERES [FR]

Resumen de: WO2010010282A1

One subject of the present invention is a process for preparing a composition based on a synthetic polymer comprising: the introduction, into a reactor containing a softened or molten synthetic polymer (component 1), of a non-plasticized starchy component (component 2) and of a plasticizer of the latter (component 3); and the kneading of the mixture obtained under conditions sufficient to obtain the plasticization of the starchy component (component 2) by the plasticizer (component 3) and a homogeneous mixture of the synthetic polymer and of the plasticized starchy component. The reactor may especially be a co-rotating or counter-rotating single-screw or twin-screw extruder, for example a co-rotating twin-screw extruder. The synthetic polymer may advantageously be chosen from the group comprising polyethylenes (PE) and polypropylenes (PP), which are functionalized or unfunctionalized, polyamides (PA), thermoplastic polyurethanes (TPU), styrene-ethylene-butylene-styrene (SEBS) copolymers, preferably that are functionalized, amorphous polyethylene terephthalates (PETG) and blends thereof. The resulting compositions have improved characteristics, especially in terms of coloration and of mechanical properties, for example in terms of elongation at break.

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THERMALLY INSULATING PACKAGING

NºPublicación: US2020283219A1 10/09/2020

Solicitante:

VERICOOL INC [US]

MX_2019010120_A

Resumen de: US2020283219A1

A thermally insulating packaging to hold an item includes a solid compostable or recyclable shell that is formed primarily of starch, and a bottom cover. The shell includes a floor, a plurality of inner side walls that are coupled to the floor, a rim coupled to the plurality of inner side walls, and a plurality of outer side walls that are couple to the rim. The floor and the plurality of inner side walls define an interior space of the shell to receive the item and an opening to the interior space. The plurality of inner side walls and plurality of outer side walls have a space therebetween that defines a gap. The gap can be an air-filled cavity, or be filled with a compostable or recyclable core material.

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PROCESS FOR MAKING A CONSUMER GOODS PRODUCT

NºPublicación: US2020283177A1 10/09/2020

Solicitante:

PROCTER & GAMBLE [US]

JP_2019133663_A

Resumen de: US2020283177A1

A process for making a consumer goods product, where the consumer goods product has a container and at least one water-soluble unit dose article housed within the container, and where the process has a step of storing the water-soluble unit dose article on an intermediate line.

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System for releasing beneficial mites and uses thereof.

NºPublicación: JP2020527347A 10/09/2020

Solicitante:

コッパート・ベスローテン・フェンノートシャップ

BR_112020000993_A2

Resumen de: NL2019261B1

This invention relates to an improved system for releasing beneficial mites and the use of such a system. Mite species that can be used beneficially for human purposes may for example be employed in the control of pests, such as in the field of agriculture, including agricultural production systems for plant products, agricultural production systems for animal products, and animal husbandry, or in the field of storage of food products. The system of the invention may find use in any of these fields.

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DISPOSABLE BEVERAGE BAG AND BREWER ADAPTER

NºPublicación: WO2020180595A1 10/09/2020

Solicitante:

ALICE COFFEE LLC [US]

US_2020277130_A1

Resumen de: WO2020180595A1

A disposable beverage bag, filled with beverage material, for use in preparing a beverage in connection with single-serve beverage brewing machines. The beverage bag is preferably made from environmentally-friendly woven or knitted materials that are biodegradable, compostable and/or recyclable, or any other suitable stretchy, water-permeable, eco-friendly material. The beverage bag offers an easy, convenient, cost-effective and mess-free way to prepare beverages, and easy, eco-friendly disposal. The beverage bag can be configured to work with any beverage brewing machine, and it can be filled with any suitable beverage material, including coffee, tea, and hot chocolate. An adapter comprising a gasket and plug can be installed in the beverage machine to allow for the beverage bag to be used without the need for a reusable cup.

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BIODEGRADABLE COMPOSITION

NºPublicación: WO2020174234A1 03/09/2020

Solicitante:

SOLUBLUE LTD [GB]

Resumen de: WO2020174234A1

The invention provides a composition comprising a seaweed extract in an amount of 50-90 % by weight, a water-soluble cellulose derivative in an amount of 10-40 % by weight and water in an amount of 1-20 % by weight, of the total weight of the composition. The invention also provides products, including packaging material, formed from the composition, a method of dissolving, composting and biodegrading the composition or the products, a method of producing the composition and the products, and a method of re-working the composition.

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STARCH COMPOSITIONS

NºPublicación: WO2020172722A1 03/09/2020

Solicitante:

PLANTIC TECH LIMITED [AU]

Resumen de: WO2020172722A1

Extruded starch compositions and methods for their preparation are provided. The compositions possess a high degree of cook which imparts particular viscosity characteristics. The compositions may be formed into films having advantageous properties such as low haze, high strength and high gas barrier. The starch compositions find use in a wide range of applications, particularly, but not exclusively, in the manufacture of thin films for packaging.

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DISPOSABLE BEVERAGE BAG AND BREWER ADAPTER

NºPublicación: US2020277130A1 03/09/2020

Solicitante:

ALICE COFFEE LLC [US]

WO_2020180595_A1

Resumen de: US2020277130A1

A disposable beverage bag, filled with beverage material, for use in preparing a beverage in connection with single-serve beverage brewing machines. The beverage bag is preferably made from environmentally-friendly woven or knitted materials that are biodegradable, compostable and/or recyclable, or any other suitable stretchy, water-permeable, eco-friendly material. The beverage bag offers an easy, convenient, cost-effective and mess-free way to prepare beverages, and easy, eco-friendly disposal. The beverage bag can be configured to work with any beverage brewing machine, and it can be filled with any suitable beverage material, including coffee, tea, and hot chocolate. An adapter comprising a gasket and plug can be installed in the beverage machine to allow for the beverage bag to be used without the need for a reusable cup.

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METHOD FOR PREPARING A HEAT-MODIFIED STARCH

NºPublicación: WO2020174189A1 03/09/2020

Solicitante:

ROQUETTE FRERES [FR]

Resumen de: WO2020174189A1

The invention relates to a method for producing a heat-modified starch, comprising the steps consisting in: (i) preparing a starch milk having a solids content of between 30 and 40%, preferably between 35 and 37% by weight, (ii) adding a solution of an alkaline agent at a weight concentration of between 25 and 35%, preferably of 30%, so as to obtain a conductivity on the milk of between 4 and 7 mS/cm, (iii) ensuring a contact time of between 0.5 and 2 hours, (iv) filtering and drying the starch milk such that the conductivity of the dried starch resuspended at 20% by weight of solids is between 0.7 and 2.5 mS/cm, (v) heating said dried starch so as to bring it to a temperature of more than 180°C for a residence time of between 10 and 40 minutes, even more preferentially between 15 and 35 minutes.

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Biodegradable Tea and Coffee Wrapper and Tag

NºPublicación: US2020277132A1 03/09/2020

Solicitante:

NONWOVEN NETWORK LLC [US]

Resumen de: US2020277132A1

A tea and coffee bag wrapper and tag is shown with improved properties than current state of the art wrappers and tags. The novel tea bag and coffee bag tags and wrappers are non-GMO and fully compostable in about 30 days. Unlike other tags and wrappers that can remain in a compost for years, the present tags and wrappers completely biodegrade within 30 days. In one aspect, a PLA mono-component fiber is utilized at a specific blend ratio of L and D PLA structure. The manufacture of the same is also disclosed.

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MULTI-LAYER THERMOPLASTIC FILMS AND BAGS WITH ENHANCED LIGHT TRANSMITTANCE AND METHODS FOR MAKING THE SAME

Nº publicación: US2020277107A1 03/09/2020

Solicitante:

GLAD PRODUCTS CO [US]

US_2019161242_A1

Resumen de: US2020277107A1

Implementations described herein include films with maintained or decreased light transmittance despite a reduction in gauge. In particular, one or more implementations include a multi-layer film with each layer having differing opacity agents. The combination of the two different opacity agents in two different layers can have a synergistic effect that provide decreased light transmittance. Indeed, in one or more embodiments a multi-layer film with differing opacity agents in each layer has a decreased light transmittance despite a reduction in gauge and opacity agents.

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