Resumen de: WO2018136679A1

The present disclosure provides a hot melt adhesive which includes at least the following components: (1) from about 10 to about 20 weight percent of a lactic acid oligomer or polymer having a weight average molecular weight from about 1500 to about 3000; (2) from about 40 to about 75 weight percent of polylactide having a weight average molecular weight from about 10,000 to about 18,000; (3) from about 20 to about 35 weight percent of a polyester formed from the copolymerization of one or more diols and one or more dicarboxylic acids; and (4) from about 0.5 to about 5 weight percent of a copolymer of vinyl acetate and a mono-unsaturated short chain fatty acid, the fatty acid having from 4 to 12 carbon atoms. All of the aforementioned weight percentages are based on the overall weight of the hot melt adhesive. An adhesive-coated substrate and a method for applying a hot melt adhesive to a substrate are also disclosed.

Resumen de: WO2018127270A1

A novel method for the preparation of biodegradable polymers is disclosed. The method produces polymers of high molecular weight and particularly allows for stirring throughout the polymerization reaction.

Resumen de: EP3597625A1

Provided is a method of efficiently preparing alkyl lactate from by-products which are generated during a process of converting lactic acid into lactide, or from poly(lactic acid) (PLA).

Resumen de: WO2018109183A1

The present invention relates to novel proteases, more particularly to protease variants having improved activity compared to the protease of SEQ ID N° 1 and the uses thereof for degrading polyester containing material, such as plastic products. The proteases of the invention are particularly suited to degrade polylactic acid, and material containing polylactic acid.

Resumen de: AU2020202896A1

Disclosed are a water-insoluble copolymer having a constitutional unit (X) derived from a hydroxycarboxylic acid and a constitutional unit (Y) derived from an amino group-containing polyvalent carboxylic acid, wherein the molar ratio (X/Y) of constitutional units is 2/1 (X/Y) < 8/1, and the amide bond proportion of the constitutional unit (Y) represented by the following formula (1) is defined by the following formulae (2-1) to (2-3); a production method thereof, and a resin composition containing the copolymer. Amide bond proportion (%) = A/Asp x 100 (1) [A = number of moles of an amide bond in (Y), Asp = number of moles of (Y)] [when 2/1 (X/Y) < 4/1] amide bond proportion (%) 25 (2-1) [when 4/1 (X/Y) 6.5/1] amide bond proportion (%) 30 (2-2) [when 6.5/1 < (X/Y) < 8/1] amide bond proportion (%) 50 (2-3)

Resumen de: WO2012122215A2

A mastopexy implant for maintaining the breast in an elevated and aesthetically pleasing position includes a lower pole support comprising end portions which may be affixed to the chest wall or to a previously installed upper suspension strut. The implant is loaded in an insertion device. The insertion device is inserted through a small incision and into a subcutaneous pocket created in an inferior half of the breast. The lower pole support may have various constructs and in one embodiment includes a unitary conformable mesh having a plurality of arm or band members which are attached across the breast parenchyma and to the chest wall.

Resumen de: CN105585827A

The invention discloses a biodegradable polyester composition. On the basis of the total weight of the biodegradable polyester composition, the weight content of annular compound ester of the structure as shown in formula (I) (please see the formula in the specification) is 100-950 ppm. On the basis of the total weight of the biodegradable polyester composition, the weight content of cyclopentanone is 0.5-85 ppm. By adding annular compound ester and cyclopentanone in the composition, the content of annular compound ester and cyclopentanone in the composition is controlled to be within a certain range, the heat and oxygen aging resistance of the biodegradable polyester composition can be greatly improved, a film obtained through blow molding or a workpiece obtained through injection molding is boiled for 240 h through 95% ethyl alcohol at the temperature of 40 DEG C, surface precipitate is little, excellent surface appearance performance is achieved, the lubrication degree of the film can be improved in the blow molding process of the biodegradable polyester composition, the film blowing speed is 176 Kg/h, the film thickness difference is smaller than 0.2 micron, the film thickness relative deviation is smaller than 1%, and stability of film bubbles and film blowing continuity are guaranteed.

Resumen de: CO2020004379A1

La presente invención pertenece al campo de los utensilios de uso doméstico o de mesa y más específicamente se refiere a un proceso y a un material desarrollado para fabricar artículos contenedores de alimentos de consumo humano en láminas o envases de material compostable y biodegradable. Consiste en posicionar una hoja de material vegetal sobre el lado “A” Hembra (2) de un molde de formado del tipo Macho-Hembra y agregar de manera uniforme un compuesto de material vegetal seco (8) con aglutinante (4), posterior a esto, posicionar otra hoja en sentido opuesto en el lado “B” del molde Macho (3) sobre el compuesto de material vegetal seco (8) y aglutinante (4), formando un emparedado que se somete a presión y calor constante, obteniendo un material compostable y biodegradable para fabricación de productos desechables laminares o contenedores de sólidos o líquidos.

Resumen de: FR3088240A1

Stratifié comportant un élément support et un élément à boucles fixés l’un à l’autre, notamment calandrés l’un à l’autre Stratifié comportant un élément (1) support sous la forme d’une première nappe de fibres et/ou de filaments, notamment d'un premier non-tissé, et un élément (2) à boucles sous la forme d’une deuxième nappe de fibres et/ou de filaments, notamment d'un deuxième non-tissé à boucles, les deux éléments étant fixés l'un à l'autre, la fixation faisant apparaître à la surface extérieure de l'élément à boucles des îlots (3, 3’) dits de calandrage en forme de S à têtes symétriques l’une de l’autre, caractérisé en ce que chaque îlot en forme de S à têtes symétriques est constitué de deux sous îlots (3A, 3B ; 3’A, 3’B) formant têtes opposées et d'une zone (4 ;4’) intermédiaire non fixée séparant les deux sous îlots formant têtes opposées. Figure pour l’abrégé : Fig. 7

Resumen de: WO2020094905A1

The invention relates to a packaging item (1) comprising a coextruded multilayer material, the coextruded multilayer material comprising a layer made with a thermoplastic that includes denatured collagen. The layer made with a thermoplastic comprising denatured collagen is an intermediate layer (3) disposed between and inner layer (4) and an outer layer (2), the inner layer (4) and the outer layer (2) being made with a waterproof thermoplastic, the intermediate layer (3) being partially exposed to the outside.

Resumen de: US2020147940A1

The present invention provides an image-laden material and method that overcomes the disadvantages described above while enabling the adherence of a uniform high definition print to a biodegradable pliable polyurethane foam. More specifically, an image-laden material with a desired imprinted image and which is made of an image-laden capable polyethylene film, adhesive, and a polyvinyl chloride (PVC) protection layer is provided to a PE mold to form a shape similarly to the desired shape of the thermoplastic material. The shaped image-laden material is then transferred to a second PU mold for forming the desired image-laden shape of a biodegradable polyurethane foam material where polyurethane foam is premixed with a biodegradable agent to initiate a foaming process and added to the mold. During the foaming process the polyurethane foam material increases in mass while forming an outer adhesive surface that forms a strong cohesion with the polyethylene film of the image-laden material.

Resumen de: US2020148920A1

An environmentally friendly, bio-based binder system that is useful for the formation of fiberglass insulation, the system includes: A) an aqueous curable binder composition, which includes a carbohydrate and a crosslinking agent; and B) a dedust composition, which includes a blown, stripped plant-based oil and optionally at least one emulsifying agent. The bio-based binder system is typically heated to form a cured binder system.

Resumen de: US2020147640A1

Non-conductive films for constructing lighter than air balloons are provided. A non-conductive film may comprise multiple layers of gas barrier polymers. An outer surface printable layer and an interior heat or ultrasonically sealable layer may also be included. Each gas barrier film may comprise multiple (e.g., from 3 to approximately 75) barrier layers. A gas barrier core has a nano-layer structure. A gas barrier core may also comprise a biodegradable film or a bio-based film. A non-conductive film may comprise a metal layer for enhancing gas barrier properties. The metal layer may be discontinuous. The metal layer may be conductive and coated with an insulating top coat.

Resumen de: WO2016105212A1

A tissue graft comprising two or more layers of material wherein each layer comprises extracellular matrix (ECM) or polymeric material and wherein the layers are laminated together by interlocking portions of one layer with portions of another layer. In one embodiment, a tissue graft comprises a first layer of material having multiple lugs and a second layer of material having multiple holes, each lug of the first layer being located through a hole in the second layer, the holes and the lugs having dimensions so that the lugs engage with a surface of the second layer and interlock the first layer with the second layer. In further embodiments, a method of preparing a tissue graft by laminating and interlocking two or more layers, the use of a tissue graft for replacing or repairing tissue in a human or animal, and an apparatus comprising a mould, a lug cutting means, a piercing means and a means for pushing lugs through piercings in layers of a tissue graft.

Resumen de: WO2019235399A1

There are provided a thermoplastic resin film suitable for forming a meltable bag for packaging a hot-melt adhesive, the thermoplastic resin film having a high melting rate and high bag breakage resistance because adhesion between thermoplastic resin films is suppressed when packaged hot-melt adhesives are stored in a stacked manner and thus the breakage of the meltable bags is suppressed when the meltable bags are peeled apart, a meltable bag formed of the thermoplastic resin film, and a packaged hot-melt adhesive. A thermoplastic resin film contains at least one resin selected from the group consisting of a polyethylene resin and an ethylene-based copolymer, wherein (1) the film has at least one embossed surface, and the at least one embossed surface has a ten point height of irregularities Rzjis of 10 to 200 μm, (2) the film has a melting point of 60°C to 120°C, and (3) an elastic modulus in a TD direction and an elastic modulus in an MD direction are both 15 MPa or more.

Resumen de: WO2016159266A1

Provided are: single-layer or multilayer nonwoven fabric of long polyester fibers which is excellent in terms of transparency, dimensional stability, powder leakage property, and component extraction property; and a filter for foods which comprises the nonwoven fabric. The single-layer or multilayer nonwoven fabric of long polyester fibers according to the present invention has a content of inorganic particles of 0-100 ppm and a 10%-cumulation pore diameter less than 1,000 µm, the difference between the 10%-cumulation pore diameter and the 2.3%-cumulation pore diameter being 500 or less, and has a basis weight of 10-30 g/m2.

Resumen de: WO2020096418A1

The present invention provides a paper container including an aluminum liner, which protects people's health from environmental hormones in a paper container. In addition, the present invention provides an eco-friendly paper container wherein, in the case of using a water-based adhesive, paper can be easily separated from the container by immersing the container in water, to allow easy paper recycling. The present invention conserves forests and thus can contribute to the prevention of climate change. Further, the container according to the present invention is a disposable or multiple-use food container that can be used for various foods and beverages such as coffee, beer, beverages, cup noodles, cup rice, soup, and stew. The present invention helps human health and global environmental conservation.

Resumen de: US2019009968A1

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. The base and/or the cover may include one or more detachable portions that may be selectively separable from the remaining portion of the base and/or cover.

Resumen de: NL2021890A

The present invention relates to a composition, method and use of the composition, for tableware. The composition is biodegradable. The composition for producing tableware comprising seaweed 5 and biodegradable polymer. The present invention also relates to the method for producing tableware. The method for producing tableware, comprising the steps of: — mixing the seaweed and biodegradable polymer; — blow moulding or injection moulding or thermodynamically moulding of the composition according to any one of the preceding clauses.

Resumen de: CN111051210A

一种用于容纳单位剂量组合物的水溶性包装，所述水溶性包装包含具有30微米至200微米的厚度的水溶性基质，所述基质包含：i.成膜材料；和ii.至少8重量％的表面活性剂，其中所述表面活性剂为阴离子表面活性剂。所述水溶性包装用于洗涤餐具、处理织物或洗涤织物的用途。

Resumen de: CN110869289A

用于容纳单位剂量组合物的水溶性包装，所述水溶性包装包含具有30微米至250微米的厚度的水溶性基质，所述基质包含：(i)成膜材料；和(ii)0.2至5重量％的表面活性剂；其中所述基质具有均匀分散在其中的气泡，所述气泡具有小于所述基质的总厚度的平均直径。所述水溶性包装用于洗涤餐具或洗涤织物的用途。

Resumen de: WO2017021335A1

This invention relates to a polymer composition that is particularly suitable for use in the manufacture of injection moulded articles, which can be biodegraded in industrial composting. This invention also relates to a process for the production of the said composition and articles obtained thereby. The polymeric composition comprises, with respect to the sum of components i.-v.: i) 20-60% by weight of at least one polyester comprising: a) a dicarboxylic component comprising, with respect to the total of the dicarboxylic component: a1) 0 -20% by moles of units deriving from at least one aromatic dicarboxylic acid, a2) 80-100 % by moles of units deriving from at least one saturated aliphatic dicarboxylic acid, a3) 0 - 5 % by moles of units deriving from at least one non-saturated aliphatic dicarboxylic acid; b) a diol component comprising,with respect to the total of the diol component,: b1) 95 - 100 % by moles of units deriving from at least one saturated aliphatic diol; b2) 0- 5 % by moles of units deriving from at least one non-saturated aliphatic diol; ii) 30 - 60 % by weight of at least one polyhydroxyalkanoate; iii) 0.01 - 5% by weight of at least one crosslinking agent and/or chain extender comprising at least one di- and/or polyfunctional compound carrying isocyanate, peroxide, carbodiimide, isocyanurate, oxazoline, epoxy, anhydride or divinylether groups and mixtures thereof; iv) 0 - 10 % by weight of at least one filler; v) 2 - 30 % by weigth of vegetable fibers.

Resumen de: US2020140165A1

A single-walled disposable cooler can include: a body including a base and a plurality of support walls coupled to the base, the plurality of support walls and the base defining an interior cavity of the body, and the plurality of support walls extending upwardly from the base to form an opening at an upper terminus of the body in fluid communication with the interior cavity; and a lid configured to reversibly couple with the body, the lid shaped to cover the opening of the body. The body can be made entirely of a pulp-based material.

Resumen de: US2020138069A1

Coated seed products with a roasted flavor and a crunchy, crispy starch coating are provided. In another aspect, the coated seed products are provided without a high level of saturated fat.

Resumen de: US2020140187A1

A compostable lid for sealing a capsule containing coffee in particular, consisting of a multilayer article comprising at least: a non-woven, the fibers of which contain at least 50% by weight of biodegradable fibers, a support consisting of a vegetable parchment, at least one oxygen barrier layer.