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フラン環含有ポリエステルエラストマーならびにその調製方法およびその使用

Resumen de: WO2024207746A1

The present invention belongs to the technical field of polymers, and particularly relates to a polyester elastomer containing a furan ring, and a preparation method therefor. In the present invention, by using a high-molecular-weight and randomly copolymerized aliphatic-aromatic copolyester elastomer containing a furan ring prepared by means of charging a monomer into a reaction device at a time for continuous reaction, a product with a narrow distribution and a high molecular weight can be prepared, wherein the elastic recovery rate is greater than 70%. The preparation method provided in the present invention is simple to operate and has high process controllability, thereby expanding a new method for preparing a degradable thermoplastic copolyester elastomer, and the method is easy to achieve industrialization of the product.

PROCESS FOR PRODUCING A MOLDED PULP TRAY

Resumen de: WO2018050788A2

The present invention solves the above mentioned technical problems by providing a three dimensional molded shape suitable for use in the fabrication of a food tray, the molded shape comprising a molded pulp portion with side walls and a bottom wall comprising virgin or recycled cellulose fibers and a film laminate portion comprising a polyester film with an amorphouspolyester heat seal layer.

Biodegradable disposable containers using eco-friendly natural materials and their manufacturing methods

Resumen de: KR20260048675A

0001a 본 발명은 전분에 운모계 점토 광물이 혼합 제조되어 식품 선도성이 향상되며 용기의 선도 보존기간이 증대되고, 토양에 매립 폐기시 생분해되어 중금속 흡착으로 인해 토양을 개질시킬 수 있는 친환경 천연재료를 이용한 생분 해성 일회용 용기 및 그 제조 방법을 제공함에 있다. 본 발명의 바람직한 실시예에 따른 친환경 천연재료를 이용한 생분해성 일회용 용기의 제조 방법은, 운모계 점토 광물을 적당량 분쇄하여 분말화시키는 단계와; 분쇄된 광물 파우더를 전분과 분쇄된 옥수수대, 왕겨, 밀대, 비지 에서 추출되어 분말화시킨 식물성 추출 보강분말 그리고 습강제, 강유제 등의 첨가제가 혼합되어 반죽물을 얻는 단계와; 반죽물을 145~160℃의 온도와 130~170kg/cm 의 압력으로 발포 성형기에 가압시켜 넣는 단계; 및 반죽물 의 발포 성형이 완료되면 성형품을 탈형하는 공정을 거쳐 제조된 것을 특징으로 한다. , Imageattributes={}; value=ImageFormatCategoryattributes={}; value=JPEG, ImageFileNameattributes={}; value=pat00001.jpg, HeightMeasureattributes={measureUnitCode=Px}; value=45, WidthMeasureattributes={measureUnitCode=Px}; value=134, 또한 자연에서 분해성도 무기질 광물이라 본 용기의 매립시험에 따른 분해성을 시험한 표 1과 같이 전분 분해와 동일한 기간에 분해되�

ECO-FRIENDLY NON-COMBUSTIBLE SYNTHETIC WOOD

Resumen de: KR102950954B1

본 발명은 합성목재(wood plastic composite, WPC) 제품으로서, 친환경이면서 불연성이 되도록 개질시킨 합성목재 제품, 및 이를 위한 조성물 및 제조 방법에 관한 것이다.

ラテックス－デンプン組成物

Resumen de: WO2024205968A1

The present invention relates to a coating composition comprising a) an aqueous dispersion of polymer particles containing structural units of 1) n-butyl acrylate or ethyl acrylate or a combination thereof; 2) acrylonitrile; and 3) itaconic acid; and b) from 20 to 50 weight percent of a starch, based on the weight of the starch and the polymer particles. The composition of the present invention is useful as a coating for paper.

USE OF ELECTROMAGNETIC RADIATION IN THE PRODUCTION OF POPCORN-CONTAINING SHAPED PARTS

Resumen de: WO2021170676A1

The present invention relates to two-dimensional and three-dimensional shaped parts and composite materials made of popcorn and synthetic and/or natural binding agents which are cured in automatic moulding machines or similar pressing installations by means of radiowave technology or microwaves. By means of these technologies, lightweight, two-dimensional and three-dimensional shaped parts and composite materials can be produced for packagings, as interior and exterior parts (for example in automobile and mobile-home construction), shock absorbers, space-dividing elements, furniture, consumer goods, for the building trade of for heat insulation.

抽出袋

Resumen de: WO2023140085A1

Provided is an extraction bag in which an accessory member can be properly grafted to a sheet, even when a biodegradable polylactic resin is used as a resin for a nonwoven fabric used for a sheet forming the extraction bag or as a lamination resin used for an accessory member of the extraction bag, without causing damage on the side of the nonwoven fabric.　An extraction bag 100 is obtained by grafting together a spunbond nonwoven fabric layer 10 containing a polylactic resin and an accessory member 20. A laminate layer 21 containing a polylactic resin is provided to at least a surface, of the accessory member 20, in contact with the spunbond nonwoven fabric layer 10. The degree of crystallinity of the polylactic resin contained in the laminate layer 21 is set lower than the degree of crystallinity of the polylactic resin contained in the spunbond nonwoven fabric layer 10.

再生ビス（２－ヒドロキシエチル）テレフタラートを含む重合性原料及びその調製方法

Resumen de: KR102577296B1

The regenerated bis(2-hydroxyethyl)terephthalate in which the content of an acetate-based ester compound and a diethylene glycol ester compound is adjusted to a specific level has excellent purity and quality, and does not generate the problem of deteriorating the heat resistance properties when polymerizing polymers from recycled monomers.

Method Of Making An Insulation Material And An Insulated Mailer

Resumen de: AU2026202145A1

A repulpable insulation material comprising a batt formed of a mixture of cellulose fiber and between about 0.5% and about 25% thermoplastic binder fiber distributed substantially randomly within the cellulose fiber, the thermoplastic binder fiber being adhered to the cellulose fiber, wherein subjecting the repulpable insulation material to a repulpability test produces greater than 85% fiber yield. A method for producing same is also described. also described. ar a r

エコバイオコーティング剤、この製造方法、及びこの用途

Resumen de: JP2026062394A

0001 【課題】エコバイオコーティング剤、この製造方法、及びこれを表面にコーティングした緩効性肥料を提供する。 【解決手段】ゲランガム及びキチン・キトサンの利用で、生分解可能、環境影響が少なく、プラスチック代替使用ができるため、廃棄物の問題を解決することができる。また、緩効性コーティング肥料に使用され、肥料の成分が徐々に放出されるように調節することができ、これにより、作物の必要な時期に合わせて栄養分を提供し、肥料の持続的な効果を保証することができる。また、形成されたコーティング層は、機械的強度に優れ、水に対する抵抗力が高く、外部環境でも堅固に維持される。また、人体に無害で、食品包装材、医療用コーティング、生分解性包装材などのような様々な応用分野に使用することができる。 【選択図】図１

TRANSPORT PACKAGING FOR FLY OFFSPRING

Resumen de: WO2026073754A1

The present disclosure relates to a packaging (10) made of a biodegradable polymer, comprising fly offspring (20). Another object of the present disclosure relates to a method for transporting fly offspring comprising the steps of filling fly offspring into a packaging according to the present disclosure made of a biodegradable polymer; sealing of packaging; and transporting the fly offspring in the sealed packaging. Another object of the present disclosure relates to a method for rearing fly offspring, comprising the steps of filling fly offspring into a packaging made of a biodegradable polymer; sealing of packaging; transporting the fly offspring in the sealed packaging; and proving the packaging to a medium for rearing of the fly offspring, wherein the medium comprises water for dissolving the packaging.

THERMOFORMED SINGLE-PIECE CUP FOR CAPSULES THAT OPEN AUTOMATICALLY

Resumen de: US20260097895A1

0000 A cup made of thermoformed plastics has on one side a bottom with an outlet opening defined by a nozzle, and on an opposite side an inlet opening defined by an outwardly protruding rim. The bottom is a wall with inner reliefs and outer reliefs. The inner reliefs define outer recesses, and the outer reliefs define inner recesses. The bottom has a plurality of radial outer reliefs arranged uniformly around the nozzle. Each radial outer relief defines a corresponding radial inner channel. Innovatively, the cup makes it possible to produce a capsule for correct delivery of beverages, without an internal insert.

LAMINATED BIODEGRADABLE FILM FOR PACKAGING PHARMACEUTICAL COMPOSITIONS

Resumen de: WO2026074463A1

Biodegradable films and pouches ("sachets") suitable for packaging pharmaceutical formulations, e.g., vaccines. The biodegradable films and sachets contain a top layer of cellophane, an adhesive layer, and a seal layer. These layers facilitate maintenance of active ingredient viability. The top layer includes cellophane for barrier protection, while the seal layer incorporates food-grade polybutylene derivatives. The films can be made into pouches by joining a front and a back composite material at a peripheral edge to form an internal compartment that encloses the pharmaceutical formulations. The biodegradable films are compostable in soil and safe for animal consumption. The biodegradable pouches are useful for vaccinating wildlife population, such as racoons.

PACKAGING APPARATUS AND METHOD

Resumen de: AU2026202221A1

Abstract Packaging apparatus and method Packaging apparatus comprising: a pair of heated counter-rotatable sealing dies for 5 pressing together two tissue webs to produce pockets for containing a substance for preparing beverages and to seal around said pockets; a pair of shafts, each shaft supporting a respective sealing die and extending from a first shaft end portion to a second shaft end portion; a pair of bearings, each bearing rotatably supporting one of the shafts at the first shaft end portion thereof; a first pressure device configured to act 10 on one of the pair of shafts to provide a first control of the pressure exerted by the sealing dies on the tissue webs; and a second pressure device configured to act on at least one of the pair of shafts to provide a second control of the pressure exerted by the sealing dies on the tissue webs. Fig. 1 Abstract ar b s t r a c t a r 4a & 7a @ 7aa &38 o 4a 7a ar & # a @ O a e a r

MOLDED PULP CONTAINER

Resumen de: WO2026073901A1

The present invention relates to a container comprising: a body comprising molded pulp, the body being a truncated cone, the cone being open at the wider end and closed at the narrower end, the closed end having an annular region and a central region, wherein: i) the internal surface of the central region is closer to the wider end than the internal surface of the annular region; and/or ii) the external surface of the central region is further from the wider end than the external surface of the annular region; and a liner affixed to the internal surface of the body, the liner comprising one or more biodegradable polymers.

HOME COMPOSTABLE STRETCHED POLYMER FILM

Resumen de: WO2026073906A1

Home compostable stretched film comprising at least one polymer composition layer A wherein polymer composition A comprises 15 to 85 wt.-%, based on the total weight of the polylactic acid a) and the aliphatic-aromatic biodegradable polyester b), of at least one polylactic acid a) and 15 to 95 wt.-%, based on the total weight of the polylactic acid a) and the aliphatic-aromatic biodegradable polyester b), of at least one biodegradable aliphatic-aromatic polyester.

BIODEGRADABLE RESIN COMPOSITION, EXTRUSION-MOLDED ARTICLE, MONOFILAMENT, SPORTING GEAR, AND TEXTILE PRODUCT

Resumen de: WO2026075261A1

Provided is a biodegradable resin composition comprising an aliphatic polyester copolymer (α) and a biodegradable resin (β) (excluding the aliphatic polyester copolymer (α)), wherein the aliphatic polyester copolymer (α) includes a structure (HB) derived from 3-hydroxybutanoic acid and a structure (HA) derived from a 3-hydroxyalkanoic acid (excluding 3-hydroxybutanoic acid), the proportion (HB/HA) of the structure (HB) derived from 3-hydroxybutanoic acid to the structure (HA) derived from a 3-hydroxyalkanoic acid (excluding 3-hydroxybutanoic acid), in the aliphatic polyester copolymer (α), exceeds 95/5 by mole. The biodegradable resin composition has a weight-average molecular weight higher than 70,000 but lower than 310,000.

BIODEGRADABLE INGESTIBLE SYSTEMS AND RELATED ELECTRONICS

Resumen de: WO2026076323A1

The present disclosure relates, in various aspects, to devices comprising biodegradable (e.g., bioresorbable) RFID antennas and dissolvable coatings. By employing fully biodegradable materials, the devices provided herein may obviate the need for device retrieval or battery replacement, thereby mitigating electronic waste. Moreover, the tags were compatible with standard gelatin or hydroxypropyl methylcellulose (HPMC) capsules, further enhancing clinical translational potential.

耐油紙

Resumen de: JP2026061786A

【課題】耐熱耐油性及び透湿性を有する耐油紙を提供する。【解決手段】本発明は、原紙と、該原紙の少なくとも一方の面近傍に含浸された耐油剤とを備えてなり、原紙は、叩解度が２０°ＳＲ以上５０°ＳＲ以下であり、耐油剤が、シリコーン変性ポリエステルである耐油紙である。【選択図】なし

HOME COMPOSTABLE POLYMER FILM WITH INORGANIC LAYER

Resumen de: WO2026073908A1

Home compostable multilayer film comprising at least one polymer composition layer A and at least one inorganic layer B wherein polymer composition A comprises 15 to 85 wt.-%, based on the total weight of the polylactic acid a) and the aliphatic-aromatic biodegradable polyester b), of at least one polylactic acid a) and 15 to 985 wt.-%, based on the total weight of the polylactic acid a) and the aliphatic-aromatic biodegradable polyester b), of at least one biodegradable aliphatic-aromatic polyester, and wherein layer B has a thickness of 2 to 300 nanometers.

MARINE BIODEGRADABLE POLYMER COMPOUND HAVING ALIPHATIC UNSATURATED CARBON-CARBON BOND AND METHOD FOR PRODUCING SAME

Resumen de: EP4722273A1

0001 Provided is a marine biodegradable polymer compound that contains a repeating unit including at least one bond selected from among an ester bond, an amide bond, a carbonate bond, a urethane bond, and a urea bond, has an aliphatic unsaturated carbon-carbon bond in the main chain, and has one or more substituents selected from among -COO<->R<+>, -SO<3>- R<+>, -O-SO<3>- R<+>, and -P(=O)(OH)-O<->R<+> (in the formulas, R<+> is a hydrogen ion, a monovalent metal cation, or a monovalent organic cation) on a side chain.

RESIN COMPOSITION

Resumen de: EP4722295A1

0001 A resin composition containing a block copolymer (I) and a cyclic ester compound (II), in which the block copolymer (I) contains a block structural unit (A) having a polylactic acid unit (a) as a main component and a block structural unit (B) having a polyester unit (b) containing a unit derived from an aliphatic diol (b1) and an aliphatic dicarboxylic acid (b2), as a main component, and a content of the cyclic ester compound (II) is 0.01 to 15% by mass with respect to 100% by mass of a total of the block copolymer (I) and the cyclic ester compound (II).

METHOD FOR PROCESSING EGGSHELL MEMBRANE IN ORDER TO FORM A DIMENSIONALLY STABLE HOMOGENOUS BODY, AND PRODUCT PRODUCED USING SAID METHOD

Resumen de: ZA202307584B

Power delivery may be controlled to help prevent arcing when a data cable supplying power from a power source device to a power sink device is disconnected. The presence of a user in proximity to a connection between a cable plug and a cable receptacle may be detected. The level of a power signal being conveyed from the power source to the power sink may be reduced in response to the detection.

ポリ乳酸樹脂発泡成形体、および展示用パネル

Resumen de: JP2026060928A

0001 【課題】優れた表面平滑性を有し、表面に良好に印刷可能なポリ乳酸樹脂発泡成形体を提供する。また、優れた表面平滑性を有し、表面に良好に印刷がされた展示用パネルおよび容器を提供する。 【解決手段】本発明の実施形態によるポリ乳酸樹脂発泡成形体は、ポリ乳酸樹脂発泡シートを成形して成るポリ乳酸樹脂発泡成形体であって、当該ポリ乳酸樹脂発泡成形体は、第１主面および第１主面に対向する第２主面を有し、第１主面および第２主面からなる群より選択される少なくとも１つにおける最小自己相関長さＳａｌが、５００μｍ以下である。 【選択図】図１

METHOD FOR OBTAINING BIODEGRADABLE POLYMER PACKAGING FILM

Nº publicación: UA162617U 08/04/2026

Solicitante:

LVIV POLYTECHNIC NATIONAL UNIV [UA]
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Resumen de: UA162617U

Method for obtaining biodegradable polymer packaging film, in which polyvinyl alcohol and corn starch are dissolved in aqueous medium and mixed at a temperature of 85-90 °C, after which glycerin is added, and after cooling to 50-60 °C, film is formed in horizontal glass mold and structured by heat treatment at a temperature of 110-120 °C for 0.5 hours. Aqueous solution of polyvinyl alcohol, corn starch, and glycerin is additionally mixed with sodium tetraborate as cross-linking agent and antiseptic.