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SPRAY-TYPE MULCHING FILM COMPOSITION AND BIODEGRADABLE MULCHING FILM FORMED THEREBY

Resumen de: KR20260147177A

본 발명은 분무형 멀칭필름 조성물 및 이로 형성되는 멀칭필름에 관한 것이다. 구체적으로, 폴리부틸렌 아디페이트 테레프탈레이트, 생분해성 수용성 고분자 바인더, 칡 분말, 점도 조절제, 강화제 및 용매을 포함하여 분무형 멀칭필름 조성물을 제조하고, 이를 토양에 분무하여 분무형 멀칭필름을 형성한 것으로, 상기 분무형 멀칭필름은 우수한 생분해성을 가질 뿐만 아니라, 우수한 기계적 물성 및 자외선 차단율을 가질 수 있어, 토양의 온도 조절 및 잡초 생장 억제 효과를 향상시킬 수 있다. 또한, 본 발명의 분무형 멀칭필름은 분무 방식으로 적용 가능하여 기존의 시트형 멀칭필름 대비 설치가 용이하며, 복잡한 지형에서도 균일하게 도포될 수 있다. 더욱이, 사용 후 자연적으로 분해되므로 필름 회수 작업이 불필요하며, 노동력과 비용을 절감할 수 있어 친환경적이고 지속가능한 농업 실현에 기여할 수 있다.

バイオマス系樹脂

Resumen de: JP2026162010A

【課題】本発明は、低弾性率と透明性と伸びとを両立するバイオマス系樹脂を含む複合材料を含む複合材料を作製する事を目的とする。【解決手段】低弾性率と透明性と伸びとを両立するバイオマス系樹脂を含む複合材料。【選択図】なし

BIODEGRADABLE MICROPLASTIC-FREE TEA BAG USING BAMBOO FIBER AND ITS MANUFACTURING METHOD

Resumen de: KR20260146567A

본 발명은 대나무 섬유를 이용한 생분해성 미세플라스틱 프리 티백 및 그 제조 방법에 관한 것이다. 상기 티백은 대나무 섬유를 기반으로 하며, 화학처리를 거치지 않고 제조되는 생분해성 티백으로서, 고온에서도 미세플라스틱이 용출되지 않는 티백에 있어서, 상기 티백은 초음파 밀봉 방식으로 접합되며, 그 외 모든 구성 요소가 생분해성 천연 소재로 구성되고, 상기 티백은 무표백, 무형광, 무접착 공정을 기반으로 하며, 완전한 생분해가 가능한 포장지까지 포함하여, 상기 티백은 임산부, 노인, 만성질환자 등 건강 취약계층의 사용을 위한 안전성을 확보한 것을 특징으로 할 수 있다.

WATER-SOLUBLE UNIT DOSE ARTICLE

Resumen de: EP4818233A1

A unit dose article comprising a water-soluble water-soluble film, wherein the water-soluble film comprises a water-soluble polymer, wherein the water-soluble polymer comprises a blend of:i) pectin; andii) a caseinate polymer.

積層体およびそれからなる積層フィルム、当該フィルムを用いた包装体

Resumen de: JP2026159100A

0001 【課題】機械物性に優れながら、かつ、酸素バリア性がさらに向上し、環境対応や省資源化などの課題を解決することができる、バイオマス由来の材料を用いた積層体およびそれからなる積層フィルム、当該フィルムを用いた包装体を提供すること。 【解決手段】基材層（ＩＩ）の少なくとも一方の面に、ヘミセルロース（Ａ）、ポリビニルアルコール系樹脂（Ｂ）、および糖アルコール（Ｃ）を含む層（Ｉ）を有する積層体である。 【選択図】なし

COSMETIC PRODUCT PACKAGING ASSEMBLY COMPRISING A BOTTLE AT LEAST PARTLY MADE OF CELLULOSE-BASED MATERIAL AND A CLOSING MEMBER

Resumen de: WO2025114333A1

The invention relates to a cosmetic product packaging assembly comprising: - a bottle comprising at least one neck (21) made of cellulose-based material, having a front face defining an aperture (O) and comprising an inner surface (23) and an outer surface (24) provided with a thread (26) extending in a threaded axial portion (PF); - a closing member comprising a plate (30) and a fastening skirt (31) provided with an internal thread (34) suitable for cooperating with the external thread (26) in the position in which the bottle (2) is closed, in which the neck (21) has a folded portion with an inverted U-shaped longitudinal cross section having a base (250) defining the front face of the neck (21), a radially inner flange (251) and a radially outer flange (252), and in which, in the position in which the bottle (2) is closed by the closing member (3), the radially outer flange (252) of the folded portion of the neck (21) lies opposite, and preferably is in contact with, the radially inner surface (32) of the fastening skirt (31) of the closing member (3), in particular at the aperture (O).

PREPARATION METHOD FOR LOW-DENSITY PLANT FIBER-BASED FOAM MATERIAL, PRODUCT, AND USE

Resumen de: EP4818264A1

0001 The invention provides a method for preparing a low-density plant fiber foam material, and a product and use thereof. The method includes: Step 1: thoroughly mixing raw materials including an aqueous suspension of plant fibers, a biomass adhesive, a compatibilizer, a plasticizer, and a nucleating agent to obtain a foamable slurry; and Step 2: performing heat-foaming on the foamable slurry to prepare the low-density plant fiber foam material. In the preparation method disclosed in the present invention, a low-density (a density ≤ 100 kg/m<3>) and naturally degradable plant fiber foam material is prepared via physical foaming using an aqueous suspension of plant fibers as a raw material and a natural biomass adhesive, and can be used as a packaging material. Furthermore, the plant fiber foam material exhibits excellent appearance properties, making it particularly suitable for the field of premium packaging materials with higher requirements for appearance properties.

WATER-SOLUBLE UNIT DOSE ARTICLE

Resumen de: EP4818238A1

A water-soluble unit dose article comprising a water-soluble film, wherein the water-soluble film comprises a water-soluble polymer, wherein the water-soluble polymer comprises a blend of:i) starch; andii) a caseinate polymer.

PEA STARCH-CONTAINING POLYMER COMPOSITION

Resumen de: EP4818260A2

0001 Dargestellt und beschrieben wird eine Polymerzusammensetzung enthaltend, jeweils bezogen auf das Gesamttrockengewicht der Polymerzusammensetzung, wenigstens 25,5 Gew.% bis 50 Gew.% Stärke und 30 Gew.% bis 74,5 Gew.% aliphatisch-aromatischen Copolyester, dadurch gekennzeichnet, dass die Stärke mindestens 25 Gew.% Erbsenstärke, bezogen auf das Gesamttrockengewicht der Stärke, enthält. Ferner werden ein Herstellungsverfahren der erfindungsgemäßen Polymerzusammensetzung sowie Formteile, Folien, oder Fasern enthaltend die erfindungsgemäße Polymerzusammensetzung beschrieben.

COSMETIC PRODUCT PACKAGING ASSEMBLY COMPRISING A BOTTLE AT LEAST PARTLY MADE OF CELLULOSE-BASED MATERIAL AND A CLOSING MEMBER

Resumen de: WO2025114334A1

The invention relates to a cosmetic product packaging assembly comprising: - a bottle comprising at least one neck (21) made of cellulose-based material, having a front face (25) defining an aperture (O) and comprising an inner surface (23) and an outer surface (24) provided with a thread (26) extending in a threaded axial portion (PF); - a closing member comprising a plate (30), a fastening skirt (31) provided with an internal thread (34) suitable for cooperating with the external thread (26) in the position in which the bottle (2) is closed, and a stiffening skirt (35) having an inner surface (36) and an outer surface (37), in which, in the position in which the bottle (2) is closed, the neck (21) is clamped between the fastening skirt (31) and the stiffening skirt (35) of the closing member (3), the outer surface (37) of the stiffening skirt (35) extending opposite the inner surface (23) of the neck (21) at least in the axial portion (PF) in which the external thread (26) extends.

NOVEL POLYCARBONATE-BASED POLYMER CAPABLE OF CONTROLLING BIODEGRADATION RATE BY VARIOUS METHODS INCLUDING BIODEGRADATION OFF-ON, AND APPLICATION THEREOF

Resumen de: EP4818227A1

0001 The present disclosure relates to a novel polycarbonate-based polymer capable of controlling the biodegradation rate by various methods including biodegradation OFF-ON, and an application thereof. The polycarbonate-based polymer according to an embodiment of the present disclosure can be applied as a drug carrier, a moisture superabsorbent biodegradable material, an environmentally friendly biodegradable material, and the like. Additionally, the hydrophobic polycarbonate-based polymer according to an embodiment of the present disclosure can block (OFF) the biodegradation of a biodegradable material with a hydrolysis mechanism until a desired time point and trigger (ON) the biodegradation at a desired time point, so that the biodegradable OFF-ON material containing the hydrophobic polycarbonate-based polymer can be applied to drug delivery, biodegradable medical devices for human transplantation, biodegradable devices for environmental monitoring, bioplastics, transient electronics, and the like.

POLYMER COMPOSITION FOR FILMS WITH POLYETHER-POLYOL PLASTICISATION SYSTEM

Resumen de: WO2025114124A1

A polymer composition comprising an aliphatic-aromatic polyester with a high starch or starch derivative content and an improved linear or branched polyether-polyol plasticisation system, particularly suitable for use in the manufacture of films that can be used in the production of products such as waste bags, shopping bags, and food packaging.

多層マトリックスおよびその使用

Resumen de: WO2025069037A1

There is provided an article comprising a multi-layer matrix, said matrix comprising a viscoelastic polymeric film sandwiched between two or more layers of an elastic polymeric material; wherein each of said two or more layers of the elastic polymeric material is in a form of a fibrous mat; the fibrous mat (i) comprises a plurality of electrospun fibers characterized by an average cross-section between about 1 and about 5 micrometers, and (ii) is characterized by an average pore size between about 5 and about 50 micrometers; said viscoelastic polymeric film is characterized by a thickness between about 10 and about 60 um; said viscoelastic polymeric film is characterized by melting peak temperature of between 30 and about 45°C; and the two or more layers of the elastic polymeric material comprise PLCL characterized by Mw of between 78 and about 100 kDa. Methods of manufacturing the article are also provided.

BIODEGRADABLE ALIPHATIC POLYESTER, AND PREPARATION METHOD THEREFOR AND USE THEREOF

Resumen de: EP4818226A1

Disclosed in the present invention are a biodegradable aliphatic polyester, and a preparation method therefor and use thereof. The biodegradable aliphatic polyester includes units derived from at least one aliphatic dicarboxylic acid and at least one aliphatic diol, and satisfies the following conditions: 1.54 ≤ Mw/Mn ≤ 1.98, and Mw/q ≥ 50,000, where q is a mass percentage of a low-molecular polymer with a molecular weight of ≤ 1,000 Dalton of the biodegradable aliphatic polyester as determined by gel permeation chromatography (GPC). According to the present invention, by regulating the molecular weight distribution of the biodegradable aliphatic polyester and the mass percentage of the low-molecular polymer with the molecular weight of lower than 1,000 Dalton, the biodegradable aliphatic polyester has both good barrier properties and excellent self-adhesiveness.

包装材料

Resumen de: JP2026154462A

0001 【課題】強度に優れた新規な包装材料を提供すること。 【解決手段】少なくとも、第一の紙基材、接着層、ヒートシール紙をこの順に有し、 前記ヒートシール紙が、第二の紙基材とヒートシール層を備え、 前記第一および第二の紙基材の坪量がいずれも３０ｇ／ｍ<２>以上であり、かつ前記第一および第二の紙基材の坪量の合計が２２０ｇ／ｍ<２>以下である包装材料。 【選択図】なし

Method for manufacturing biodegradable molded products using unmodified yeast as a binder

Nº publicación: PL451623A1 05/10/2026

Solicitante:

POLITECHNIKA POZNANSKA [PL]
POLITECHNIKA POZNA\u0143SKA

Resumen de: PL451623A1

Przedmiotem zgłoszenia jest sposób wytwarzania biodegradowalnych kształtek z wykorzystaniem niemodyfikowanych drożdży jako spoiwa, polegający na mechanicznym wymieszaniu drożdży z materiałem pochodzenia roślinnego oraz następującym po tym procesie formowania ciśnieniowego, w celu nadania wyrobom ostatecznego kształtu i właściwości, w temperaturze umożliwiającej odparowanie wilgoci zawartej w niemodyfikowanych drożdżach oraz materiałach pochodzenia roślinnego.