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生分解性樹脂組成物、生分解性樹脂成形品、およびその製造方法

Resumen de: CN119585355A

Provided are a biodegradable resin composition and a biodegradable molded article, the biodegradable resin composition comprising (A) a polyolefin-based compound, (B) a biodegradable resin, (C) an aliphatic-aromatic copolyester-based compound, and (D) a modified polyolefin-based compound, in which the content of the aliphatic-aromatic copolyester is less than or equal to the total content of (A) to (D), and the content of the modified polyolefin-based compound is less than or equal to the total content of (A) to (D). (A) the polyolefin-based compound is contained in an amount of 7 to 30 wt% with respect to the sum of (A) to (D), and the sum of (C) the aliphatic-aromatic copolyester-based compound and (D) the modified polyolefin-based compound is contained in an amount of 45 to 80 wt% with respect to the sum of (A) to (D).

環境にやさしい積層体及びそれを含む包装材

Resumen de: CN119300984A

The invention relates to an environment-friendly laminated part and a packaging material comprising the same. More specifically, the laminate according to one embodiment of the present invention comprises: a paper layer and a film layer, thereby having high recoverability, being readily decomposed in soil and ocean, and having excellent barrier properties against oxygen and/or moisture, sealing properties, and the like.

生分解性ポリエステル樹脂組成物、これを含む生分解性ポリエステルフィルム、及びこれを含む生分解性成形品

Resumen de: WO2023229215A1

Embodiments provide a biodegradable polyester resin composition comprising a polyester resin including diols, an aromatic dicarboxylic acid, and an aliphatic dicarboxylic acid, wherein the polyester resin has an alternating ratio of 0.3-0.7, and the alternating ratio is a ratio of diols bound between the aromatic dicarboxylic acid and the aliphatic dicarboxylic acid to the diols.

生分解性ポリエステル樹脂組成物、及びこれを含む生分解性ポリエステル成形品

Resumen de: WO2023229212A1

An example provides a biodegradable polyester resin composition comprising: a polyester resin comprising a diol, an aromatic dicarboxylic acid, and an aliphatic dicarboxylic acid; and a hydrophilic modifier having a molecular weight of 400 to 1,300 in an amount of 5,000 ppm to 20,000 ppm, wherein the hydrophilic modifier may include an oligomer formed by a reaction of at least two of the diol, the aromatic dicarboxylic acid, and the aliphatic dicarboxylic acid.

生分解性樹脂組成物、及びこれを含む生分解性成形品

Resumen de: US2025179241A1

The present invention provides a biodegradable resin composition and a biodegradable molded article including the same, wherein the biodegradable resin composition includes: a first biodegradable resin including a first repeating unit derived from a diol, a second repeating unit derived from aromatic dicarboxylic acid, and a third repeating unit derived from aliphatic dicarboxylic acid; and a crystallization accelerator, wherein the crystallization accelerator is included in a content of 100 ppm to 50,000 ppm, and an isothermal crystallization time at 90° C. according to Measurement Method 1 (see the detailed description) is 10 seconds to 900 seconds.

澱粉非溶出性フィルム、及び成形体の製造方法

Resumen de: JP2022086218A

To provide a film that has a small elution amount of starch to water though containing the starch as a biomass material, and enables primary packaging of a food product.SOLUTION: A starch non-elutable film is formed of a thermoplastic resin containing starch. The starch non-elutability of the film is non-elutability determined by a potassium permanganate consumption test for evaluating elutability of starch contained in the film to water. The starch is plasticized starch. The starch is corn starch and/or tapioca starch.SELECTED DRAWING: None

BIODEGRADABLE COMPOSITION AND BIODEGRADABLE FILM

Resumen de: WO2025121940A1

The present invention provides a biodegradable composition comprising polybutylene adipate terephthalate, with a maleic acid bonded to a terminal hydroxyl group thereof through an ester linkage, and having a predetermined peak area ratio, and a biodegradable film.

BIODEGRADABLE COMPOSITION AND BIODEGRADABLE FILM

Resumen de: WO2025121937A1

The present invention provides: a biodegradable composition comprising polybutylene adipate terephthalate and thermoplastic starch and having a predetermined specific recovery area; and a biodegradable film.

BIODEGRADABLE COMPOSITION AND BIODEGRADABLE FILM

Resumen de: WO2025121938A1

The present invention provides: a biodegradable composition comprising a polybutylene adipate terephthalate and a polybutylene adipate terephthalate in which a maleic acid is ester-bonded to a terminal hydroxyl group; and a biodegradable film.

RESIN COMPOSITION AND MOLDED BODY

Resumen de: WO2025120952A1

The present invention includes a poly(3-hydroxyalkanoate) resin (A) and an aliphatic aromatic polyester resin (B). The resin (A) includes: a copolymer (A1) of a 3-hydroxybutyrate unit and another hydroxyalkanoate unit, the other hydroxyalkanoate unit fraction being at least 5 mol% but less than 24 mol%, and the weight average molecular weight of the copolymer (A1) being less than 700,000; and a copolymer (A4) of a 3-hydroxybutyrate unit and another hydroxyalkanoate unit, the other hydroxyalkanoate unit fraction being at least 5 mol% but less than 24 mol%, and the weight average molecular weight being at least 700,000. The copolymer (A1) content is 25-65 wt%, the copolymer (A4) content is 5-30 wt%, and the resin (B) content is 5-30 wt%.

成形体の製造方法

Resumen de: JP7692106B1

【課題】ポリヒドロキシアルカノエート（ＰＨＡ）粉体造粒物のメルトメモリー効果を有効に利用して、射出成形によりＰＨＡ成形体を製造する方法を提供する。【解決手段】成形体の製造方法は、射出成形機によりＰＨＡを射出成形することを含む。前記射出成形は、ＰＨＡ粉体を含む粉体造粒物を可塑化溶融温度ＴＰ（単位：℃）で溶融して溶融物を得ること、前記溶融物を金型に注入すること、及び前記溶融物を冷却して固化することを含む。前記可塑化溶融温度ＴＰは、式（１）ＴＭ－２０＜ＴＰ≦ＴＭ＋２０ （１）（式中、ＴＭ（単位：℃）は、窒素雰囲気中で前記粉体造粒物を室温から１０℃／ｍｉｎの速度で昇温させる示差走査熱量測定において観測される最高融解ピーク温度を表す。）を満たす。【選択図】図１

SMART AND SECURE LABEL STOCK

Resumen de: US2025187360A1

The present invention relates to a smart and secure label stock with security features. The present invention relates to a label stock produced from a substrate utilizing adhesive and liner materials and having a plurality of security features on the rear side of the substrate made using specialized inks and various authentication features for different applications.

COPOLYESTER COMPRISING 3-HYDROXYBUTYRIC ACID AND METHOD FOR PRODUCING SAME

Resumen de: EP4567056A1

The present invention can provide a copolyester derived from 3-hydroxybutyric acid and a method for producing the copolyester, the copolyester being capable of suppressing hydrolysis and odors by controlling an acid value attributable to a degradation product to a certain value or lower while exhibiting high biodegradability. The copolyester of the present invention includes a 3HB-derived constituent unit (3HB-U), a DA-derived constituent unit (DA-U), and a DO-derived constituent unit (DO-U). The content of the 3HB-U is 1-65 mol% with respect to 100 mol of all constituent units of the copolyester, the average chain length of the 3HB-U in the copolyester is 2-80, and the acid value of the copolyester is 5 or less.

Composite bioplastic material and methods

Resumen de: GB2636057A

A bioplastic film includes a first surface and a second surface, wherein the first surface denotes an inner facing surface and the second surface denotes an exterior facing surface, wherein the bioplastic film is comprised of a polypeptide-based or polysaccharide-based biopolymer, or a mixture of polypeptide- based and polysaccharide based biopolymer, and a bioplasticiser substance; and wherein the inner product-facing surface of the bioplastic film comprises a coating that includes alpha eleostearic acid as a major component. The bioplastic may be chosen from gelatine, starch, cellulose, glycogen, chitosan, pectin, carrageen, or derivatives thereof. The bioplasticiser may be chosen from castor oil, palm oil, citrates, glycolates, succinates, glutamates, stearates, oleates cadanols or polyhydric alcohols. Preferably, the bioplasticiser is poly(glycerol-citrate) (PCG). Preferably the coating is tung oil or bitter melon seed oil. In an embodiment, the bioplastic is pectin, the bioplasticiser is PCG and the coating is tung oil. The films are preferably used in packaging and methods for making them are also disclosed.

CAPSULE INTENDED FOR RECEIVING A SUBSTANCE FOR PREPARING A BEVERAGE

Resumen de: WO2024028248A1

The invention relates to a capsule (1) for receiving a substance for preparing a beverage, said capsule comprising a body having a side wall (2) bordered on either side by a base (3) and by a rim (4) surrounding an opening (5) in said body, the body being formed by moulding a cellulose pulp, and the side wall (2) of said body being covered with a sealing label (18).

종이 위의 수증기 장벽으로서 바이오 기반 복합 재료

Resumen de: WO2024067927A1

The application relates to a coated paper, comprising a base paper and at least one coating colour layer applied indirectly or directly on the base paper, wherein the coating colour 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 permeability of the coated paper for at least one gas is reduced compared to the base paper. The application also relates to the coating colour used to produce the coated paper, to the production method and to a packaging produced therewith.

CAPSULE INTENDED FOR RECEIVING A SUBSTANCE FOR PREPARING A BEVERAGE

Resumen de: WO2024028249A1

The invention relates to a capsule (1) for receiving a substance for preparing a beverage, said capsule comprising a body having a side wall (2) bordered on either side by a base (3) and by a rim (4) surrounding an opening (5) in said body, the body being formed by moulding a cellulose pulp, and said pulp comprising microfibrillated cellulose (MFC).

MODIFIED NATURAL MATERIAL AND USE THEREOF

Resumen de: US2023220217A1

An oil repellent agent including a modified natural product having at least one hydroxyl group, wherein a hydrogen atom of the hydroxyl group is replaced with an R group represented by —Y—Z, wherein Y represents a direct bond, —C(═O)—, —C(═O)—NR′— or —C(═S)—NR′—, where R′ represents a hydrogen atom or a C1 to C4 alkyl group); and Z represents a hydrocarbon group having 1 to 40 carbon atoms and optionally having a substituent or a polysiloxane. The natural material is a natural product other than starch and preferably is a monosaccharide, a polysaccharide, glycerin or polyglycerin. Also disclosed is a textile product to which the oil-resistant agent is attached, an oil-resistant paper and a method of treating paper with the oil-resistant agent.

계란판 위의 참숯 종이 및 기능성 종이의 제조방법

Resumen de: KR20250084554A

본 발명은 계란판 위의 참숯 종이 및 기능성 종이의 제조방법이 개시된다. 본 발명에 따르면 계란판 위의 참숯 종이 및 기능성 종이의 제조방법은 계란판(100) 윗면의 고정부(200) 위에 참숯 종이(1)를 고정부 모양으로 재단하여 계란판(100)의 고정부(200) 위에 부착하고 계란(2)을 참숯 종이 위에 올려놓고 참숯 종이(1)로 계란(2)의 윗부분을 덮어서 사용하는것을 특징으로하는 계란판 위의 참숯 종이의 제조방법 에 관한것이다. 또한 (a) 황토 종이,피톤치드 종이,유산균 종이,프로폴리스 종이의 기능성 종이를 준비하는 단계; (b) 상기 (a)에 의한 황토 종이,피톤치드 종이,유산균 종이,프로폴리스 종이의 기능성 종이중 선택하는 단계; (c) 상기 (b)에 의한 황토 종이,피톤치드 종이,유산균 종이,프로폴리스 종이의 기능성 종이중 선택한 종이를 계란판(100) 윗면의 고정부(200) 위에 고정부 모양으로 재단하여 계란판(100)의 고정부(200) 위에 부착하는 단계; (d) 상기 (c)에 의한 황토 종이,피톤치드 종이,유산균 종이,프로폴리스 종이의 기능성 종이중 선택한 종이를 계란판(100) 윗면의 고정부(200) 위에 고정부 모양으로 재단하여 계란판(100)의 고정부(200) 위에 부착한 기능성 종이 위에 계란(2)을 올려놓고 기능성 종이로 계란(2)의 윗부분을 덮어서 �

CAPSULE INTENDED FOR RECEIVING A SUBSTANCE FOR PREPARING A BEVERAGE

Resumen de: WO2024028247A1

The invention relates to a capsule (1) for receiving a substance for preparing a beverage, said capsule comprising a body having a side wall (2) bordered on either side by a base (3) and by a rim (4) surrounding an opening (5) in said body, the body being formed by moulding a cellulose pulp, and the side wall (2) of said body being covered with a sealing coating.

BIODEGRADABLE RESIN COMPOSITION BIODEGRADABLE FILM AND MULTILAYER BARRIER FILM

Resumen de: US2025178310A1

A biodegradable resin composition according to of the present disclosure includes thermoplastic starch, a biodegradable polymer having a melt flow index of greater than 30 g/10 min under conditions of 190° C. and a load of 2.16 kg, and a plasticizer, wherein a content of the biodegradable polymer is 30 wt % based on a total weight of the biodegradable resin composition. The melt flow index of the biodegradable resin composition measured under conditions of 190° C. and a load of 2.16 kg is 2.5 g/10 min to 20 g/10 min. A biodegradable film and a multilayer barrier film according to embodiments of the present disclosure include a resin layer formed from the biodegradable resin composition.

PAPER DRINKING STRAW, BEVERAGE CONTAINER, AND METHOD FOR PRODUCING THE PAPER DRINKING STRAW

Resumen de: SA523442210B1

The invention refers to a paper drinking straw (17, 23, 29, 35, 49, 62, 69, 77, 99, 105, 114, 121) comprising a paper tube (1, 9, 18, 24, 30, 36, 63, 70, 78, 99, 105, 114, 121) with a first end (2, 10, 21, 27, 33, 39, 65, 72, 80, 100, 106, 115, 122) and a second end (3, 11, 22, 28, 34, 40, 67, 75, 82, 101, 107, 116, 123). At least one impregnated region (20, 26, 32, 38, 66, 73, 103, 109, 110, 111, 118, 119, 125) of the paper tube is impregnated with an impregnation agent, and at least one region (104, 112, 113, 120, 126) is not impregnated with the impregnation agent. A beverage container for receiving liquid product comprises the paper drinking straw and a penetration opening for introducing it. A method for producing the paper drinking straw comprises providing a raw paper tube; cutting through the raw paper tube, thereby producing the paper tube with the first and second end; then impregnating the at least one impregnated region with the impregnation agent and not impregnating the a

DOG SACHET

Breathable mono-material packaging

Resumen de: KR20250082335A

통기성을 갖춘 단일 소재 포장재가 제공된다. 통기성을 갖춘 단일 소재 포장재는, 제1 방향으로 연장되는 전면 및 전면에 대응하며 상기 제1 방향으로 연장되는 후면을 포함하고, 후면은 후면 접착부를 포함하고, 후면 접착부는 제1 방향과 교차하는 제2 방향으로 연장되어 배치되며, 후면 접착부 상에 배치되는 블로킹 테이프를 포함하고, 전면과, 후면 및 블로킹테이프는 PE 소재로 이루어진다.

Antibacterial biogradable film composition comprising propyl gallate and the manufacturing method thereof

Nº publicación: KR20250082979A 09/06/2025

Solicitante:

대한민국농촌진흥청장