The present invention relates to a biodegradable multilayer packaging film comprising at least one layer A and one layer B and having an A/B/A arrangement of said layers. Said multilayer film comprises a biodegradable polyester, a polyhydroxyalkanoate and optionally an antifog agent.
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
The present invention relates to a process for the production and separation of 5-hydroxymethylfurfural (HMF) comprising the steps of: (1) dehydrating at least one saccharide selected from the group consisting of monosaccharides having 6 carbon atoms and disaccharides, oligosaccharides and polysaccharides formed from units having 6 carbon atoms or mixtures thereof, in the presence of water and of at least one quaternary ammonium salt, at a temperature between 80-130° C., obtaining a reaction mixture comprising the quaternary ammonium salt, HMF and any unreacted saccharide; and (2) subjecting the said reaction mixture to at least one membrane separation operation selected in the group consisting of nanofiltration, reverse osmosis, electrodialysis and their combinations, obtaining an aqueous permeate comprising HMF and a retentate comprising quaternary ammonium salt, wherein both the dehydration of step (1) and the separation operations of step (2) are carried out in the absence of organic solvents.
01 - Chemical and biological materials for industrial, scientific and agricultural use
16 - Paper, cardboard and goods made from these materials
17 - Rubber and plastic; packing and insulating materials
Goods & Services
Chemicals for use in industry and/or in agriculture;
unprocessed synthetic resins and artificial resins;
unprocessed plastics of synthetic and/or agricultural
origin; blends comprising two or more types of plastics of
synthetic and/or agricultural origin; starch for use in
industry; blends comprising plastics and starch for use in
the manufacture of biodegradable and/or compostable
plastics; blends comprising plastics and cellulose for use
in the manufacture of biodegradable and/or compostable
plastics; blends comprising plastics and glycerin for use in
the manufacture of biodegradable and/or compostable
plastics; chemical additives and auxiliary agents used in
the processing and manufacturing of biodegradable and/or
compostable plastic materials. Biodegradable and/or compostable plastic materials for
packaging, in particular, plastic sheets, plastic bags,
plastic sacks, plastic envelopes, plastic film for
packaging, plastic bubble film for wrapping, plastic bubble
packs for packaging; garbage bags made of biodegradable
plastic materials; garbage bags made of compostable plastic
materials; all-purpose bags made of biodegradable and/or
compostable plastic materials; takeaway food containers made
of biodegradable and/or compostable plastic materials. Semi-processed plastic materials for use in further
manufacturing processes or for the manufacture of finished
goods; artificial resins, semi-processed; synthetic resins,
semi-processed; plastic film for packing, cushioning or
stuffing purposes, other than for wrapping; film for
mulching; biodegradable plastic film for use in agriculture;
polymer films for use in manufacture.
4.
USE OF DESTRUCTURED STARCH IN COMPLEXED FORM AS AN EMULSIFIER
The present invention relates to the use of complexed destructured starch having at least one polymer containing hydrophilic groups in or outside the main chain as an emulsifier and/or dispersant and/or suspension agent in agrochemical formulations.
A01N 25/22 - Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of applicationSubstances for reducing the noxious effect of the active ingredients to organisms other than pests containing ingredients stabilising the active ingredients
A01N 25/30 - Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of applicationSubstances for reducing the noxious effect of the active ingredients to organisms other than pests characterised by the surfactants
The present invention relates to a diacid-diol polyester in which the dicarboxylic component comprises 1-60% in moles of units derived from 1,16-hexadecanedioic acid and 40-99% in moles of units derived from 1,18-octadecanedioic acid. This polyester, advantageously obtained from a renewable source, has thermal properties that make it suitable for use, as such or in mixtures with other polymers, in all the main transformation processes (e.g. film-forming, thermoforming, injection moulding, extrusion coating) and in particular for the preparation of thermoformed articles and films for food packaging.
This invention relates to a process for obtaining a biodegradable aliphatic or aromatic-aliphatic branched polyester which comprises an esterification or transesterification step and a subsequent polycondensation step, characterised by the fact that said polycondensation step is carried out in the presence of a catalyst comprising titanium, or titanium/zirconium or mixtures thereof and phosphorus in the form of a mono- or di-ester of phosphoric acid and the branched polyester thus obtained.
The present invention relates to a biodegradable thermoformed article for food packaging consisting of a body and a top lid wherein said body comprises a multilayer sheet with at least three polymeric layers that possess oxygen and moisture barrier properties.
B32B 7/06 - Interconnection of layers permitting easy separation
B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
Fertilizers; Plant fertilizers; Growing media, fertilizers and chemicals for use in agriculture, horticulture and forestry; Biostimulants for plants; Plant growth regulating preparations.
01 - Chemical and biological materials for industrial, scientific and agricultural use
16 - Paper, cardboard and goods made from these materials
17 - Rubber and plastic; packing and insulating materials
Goods & Services
Chemicals for use in industry and/or in agriculture; unprocessed synthetic resins and artificial resins; unprocessed plastics of synthetic and/or agricultural origin; blends comprising two or more types of plastics of synthetic and/or agricultural origin; starch for use in industry; blends comprising plastics and starch for use in the manufacture of biodegradable and/or compostable plastics; blends comprising plastics and cellulose for use in the manufacture of biodegradable and/or compostable plastics; blends comprising plastics and glycerin for use in the manufacture of biodegradable and/or compostable plastics; chemical additives and auxiliary agents used in the processing and manufacturing of biodegradable and/or compostable plastic materials Biodegradable and/or compostable plastic materials for packaging, in particular, plastic sheets, plastic bags, plastic sacks, plastic envelopes, plastic film for packaging, plastic bubble film for wrapping, plastic bubble packs for packaging; garbage bags made of biodegradable plastic materials; garbage bags made of compostable plastic materials; all-purpose bags made of biodegradable and/or compostable plastic materials; takeaway food containers made of biodegradable and/or compostable plastic materials Semi-processed plastic materials for use in further manufacturing processes or for the manufacture of finished goods; artificial resins, semi-processed; synthetic resins, semi-processed; plastic film for packing, cushioning or stuffing purposes, other than for wrapping; film for mulching; biodegradable plastic film for use in agriculture; polymer films for use in manufacture
10.
PROCESS FOR THE PRODUCTION OF 1,4-BUTANEDIOL FROM RENEWABLE SOURCES AND POLYESTERS OBTAINED THEREFROM
The present invention relates to a process for the production of 1,4-butanediol from renewable sources by a fermentation route, the 1,4-butanediol so obtained and a polyester of the diacid-diol type or a polyester-polyol obtained from said 1,4-butanediol.
01 - Chemical and biological materials for industrial, scientific and agricultural use
16 - Paper, cardboard and goods made from these materials
17 - Rubber and plastic; packing and insulating materials
Goods & Services
Chemicals for use in industry and/or in agriculture; unprocessed synthetic resins and artificial resins; unprocessed plastics of synthetic and/or agricultural origin; blends comprising two or more types of plastics of synthetic and/or agricultural origin; starch for use in industry; blends comprising plastics and starch for use in the manufacture of biodegradable and/or compostable plastics; blends comprising plastics and cellulose for use in the manufacture of biodegradable and/or compostable plastics; blends comprising plastics and glycerin for use in the manufacture of biodegradable and/or compostable plastics; chemical additives and auxiliary agents used in the processing and manufacturing of biodegradable and/or compostable plastic materials. Biodegradable and/or compostable plastic materials for packaging, in particular, plastic sheets, plastic bags, plastic sacks, plastic envelopes, plastic film for packaging, plastic bubble film for wrapping, plastic bubble packs for packaging; garbage bags made of biodegradable plastic materials; garbage bags made of compostable plastic materials; all-purpose bags made of biodegradable and/or compostable plastic materials; takeaway food containers made of biodegradable and/or compostable plastic materials. Semi-processed plastic materials for use in further manufacturing processes or for the manufacture of finished goods; artificial resins, semi-processed; synthetic resins, semi-processed; Plastic film for packing, cushioning or stuffing purposes, other than for wrapping; film for mulching; biodegradable plastic film for use in agriculture; Polymer films for use in manufacture.
05 - Pharmaceutical, veterinary and sanitary products
Goods & Services
Phytosanitary preparations (term considered too vague by the
International Bureau pursuant to Rule 13 (2) (b) of the
Regulations); antiparasitic preparations; antiparasitic
preparations from plant sources; fungicides; herbicides;
biological herbicides.
13.
BIODEGRADABLE FILM WITH A LACTIC ACID POLYESTER FLUIDIZED WITH A NITROGEN COMPONENT
A highly transparent film comprising a diacid and diol polyester and a lactic acid polyester fluidised using a nitrogen component as a fluidising additive selected from:
a nitrogen compound of formula (I)
A highly transparent film comprising a diacid and diol polyester and a lactic acid polyester fluidised using a nitrogen component as a fluidising additive selected from:
a nitrogen compound of formula (I)
or a linear amine NH—R4-R5, and optionally a cross-linking agent and/or a chain extender.
01 - Chemical and biological materials for industrial, scientific and agricultural use
31 - Agricultural products; live animals
Goods & Services
Chemicals used in horticulture; Chemicals for use in agriculture; Chemical substances for preserving foodstuffs; Chemicals for use in industry and science; Chemicals for use in the agrochemical industry [other than fungicides, weed killers, herbicides, insecticides, parasiticides]; Additives (Chemical -) for use in the preparation of animal foodstuffs; Preservatives for animal feeds [chemical]; Acids for use in the preparation of animal foodstuffs; Silage additives [preservatives]. Foodstuffs for animals; Animal feed preparations; Formula animal feed; additives for animal feedstuffs; Complementary feed for animals; Animal food and feed for reducing gas emissions into the atmosphere; Food substances and Fortified feed for animals.
15.
OPTICALLY RECOGNISABLE BIODEGRADABLE AND COMPOSTABLE COMPOSITION
The present invention relates to a biodegradable compostable polymer composition comprising at least one diacid-diol polyester and at least one marker, and a method for tracking biodegradable compostable polymer compositions. Said marker comprises one or more photoactive elements incorporated into a microporous inorganic material via an ion exchange reaction.
The present invention is directed to a process for the synthesis of 2,5-furandicarboxylic acid (FDCA) comprising the steps of: (1) oxidising an aqueous solution of 5 hydroxymethylfurfural (HMF) in the presence of molecular oxygen, of a heterogeneous catalyst comprising ruthenium and of a strong base at a temperature above 100° C. obtaining a reaction product in aqueous solution comprising a salt of FDCA acid; (2) separating said heterogeneous catalyst from said reaction product in aqueous solution and (3) re-using said heterogeneous catalyst in the oxidation reaction in step (1).
The present invention relates to a process for the production of 5-hydroxymethylfurfural (HMF) from saccharides in the presence of quaternary ammonium salts and its purification. The process of the present invention comprises the steps a) of dehydrating at least one saccharide resulting in a reaction mixture comprising the quaternary ammonium salt, HMF, by-products and any intermediates, catalyst and unreacted saccharide; b) separating water- insoluble by-products from the reaction mixture, resulting in an aqueous solution; c) adding an organic solvent or mixture of organic solvents, resulting in the quaternary ammonium salt in the aqueous phase and HMF together with the organic solvent or mixture of organic solvents in the organic phase; d) separating said aqueous phase obtained in step c) and optionally removing water from it, obtaining quaternary ammonium salt and any intermediates and unreacted saccharide; and e) obtaining the organic phase separated in step d) comprising the dissolved HMF and optionally removing at least part of the solvent from the organic phase, resulting in purified HMF.
The present invention relates to a multilayer biodegradable film particularly suitable for use in thermal lamination comprising at least one polymer layer A and one polymer layer B characterised by optimal adhesion to cellulose-based substrates.
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
B32B 27/18 - Layered products essentially comprising synthetic resin characterised by the use of special additives
B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
01 - Chemical and biological materials for industrial, scientific and agricultural use
16 - Paper, cardboard and goods made from these materials
17 - Rubber and plastic; packing and insulating materials
Goods & Services
Chemicals for use in industry and/or in agriculture; unprocessed synthetic resins and artificial resins; unprocessed plastics of synthetic and/or agricultural origin; blends comprising two or more types of plastics of synthetic and/or agricultural origin; starch for use in industry; blends comprising plastics and starch for use in the manufacture of biodegradable and/or compostable plastics; blends comprising plastics and cellulose for use in the manufacture of biodegradable and/or compostable plastics; blends comprising plastics and glycerin for use in the manufacture of biodegradable and/or compostable plastics; chemical additives and auxiliary agents used in the processing and manufacturing of biodegradable and/or compostable plastic materials. Biodegradable and/or compostable plastic materials for packaging, in particular, plastic sheets, plastic bags, plastic sacks, plastic envelopes, plastic film for packaging, plastic bubble film for wrapping, plastic bubble packs for packaging; garbage bags made of biodegradable plastic materials; garbage bags made of compostable plastic materials; all-purpose bags made of biodegradable and/or compostable plastic materials; takeaway food containers made of biodegradable and/or compostable plastic materials. Semi-processed plastic materials for use in further manufacturing processes or for the manufacture of finished goods; artificial resins, semi-processed; synthetic resins, semi-processed; Plastic film for packing, cushioning or stuffing purposes, other than for wrapping; film for mulching; biodegradable plastic film for use in agriculture; Polymer films for use in manufacture.
01 - Chemical and biological materials for industrial, scientific and agricultural use
16 - Paper, cardboard and goods made from these materials
17 - Rubber and plastic; packing and insulating materials
Goods & Services
Chemicals for use in industry and/or in agriculture; unprocessed synthetic resins and artificial resins; unprocessed plastics of synthetic and/or agricultural origin; blends comprising two or more types of plastics of synthetic and/or agricultural origin; starch for use in industry; blends comprising plastics and starch for use in the manufacture of biodegradable and/or compostable plastics; blends comprising plastics and cellulose for use in the manufacture of biodegradable and/or compostable plastics; blends comprising plastics and glycerin for use in the manufacture of biodegradable and/or compostable plastics; chemical additives and auxiliary agents used in the processing and manufacturing of biodegradable and/or compostable plastic materials. Biodegradable and/or compostable plastic materials for packaging, in particular, plastic sheets, plastic bags, plastic sacks, plastic envelopes, plastic film for packaging, plastic bubble film for wrapping, plastic bubble packs for packaging; garbage bags made of biodegradable plastic materials; garbage bags made of compostable plastic materials; all-purpose bags made of biodegradable and/or compostable plastic materials; takeaway food containers made of biodegradable and/or compostable plastic materials. Semi-processed plastic materials for use in further manufacturing processes or for the manufacture of finished goods; artificial resins, semi-processed; synthetic resins, semi-processed; Plastic film for packing, cushioning or stuffing purposes, other than for wrapping; film for mulching; biodegradable plastic film for use in agriculture; Polymer films for use in manufacture.
21.
PROCESS FOR THE PRODUCTION OF CHEMICAL INTERMEDIATES AND PROTEIN HYDROLYSATES FROM AGRIBUSINESS BY-PRODUCTS
The present invention relates to a process that, by using as raw materials by-products from the agribusiness industry, such as waste biomass from the processing of food flours, enables chemical intermediates and protein hydrolysates yielding amino acids with biostimulant action for plants to be produced from the polysaccharides and proteins present in such biomass. The process comprises sugar release by enzymes, fermentation, ethanol separation and protein hydrolysis by enzymes including solid-liquid separations at different points of the procedure and the optional release of arabinoxylans.
C05F 5/00 - Fertilisers from distillery wastes, molasses, vinasses, sugar plant, or similar wastes or residues
C05F 17/20 - Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation using specific microorganisms or substances, e.g. enzymes, for activating or stimulating the treatment
C12P 21/06 - Preparation of peptides or proteins produced by the hydrolysis of a peptide bond, e.g. hydrolysate products
C12P 7/10 - Ethanol, i.e. non-beverage produced as by-product or from waste or cellulosic material substrate substrate containing cellulosic material
C12P 7/625 - Polyesters of hydroxy carboxylic acids
This invention relates to a new polyester which is particularly suitable for use in the manufacture of mass-produced articles characterised by excellent mechanical properties. in particular high tensile strength and tensile modulus, associated with a high barrier property against oxygen and carbon dioxide.
The present invention relates to a process for reusing a polymer composition comprising at least one biodegradable polyester, starch and/or additives, comprising the steps of: (1) contacting said biodegradable polymer composition with a first solvent comprising from 50 to 100% by weight of cyclopentanone, obtaining a liquid fraction comprising at least one biodegradable polyester and a solid fraction comprising insoluble starch and/or additives; (2) separating said liquid fraction comprising at least one polyester from said solid fraction; (3) at least partially removing said first solvent from said liquid fraction; (4) reusing the polyester obtained from said liquid fraction in a polymerisation or thermoplastic transformation process, thereby obtaining a biodegradable polymer composition. Biodegradable polyesters obtained by means of the said reutilisation process, biodegradable polymer compositions comprising them, and biodegradable articles obtained therefrom constitute further objects of the invention.
The present invention relates to an aqueous dispersion comprising destructured starch, at least one polymer containing hydrophilic groups in or outside the main chain, at least one polyfunctional compound and at least one non-ionic dispersant additive having a hydrophilic- lipophilic balance (HLB) index of less than 15, use of said dispersion in a coating process and the coating composition obtained from said dispersion.
The present invention relates to a film comprising at least one biodegradable layer (i) having an elastic modulus of more than 450 MPa, consisting of a mixture of polyhydroxyalkanoate constituting the continuous phase and aliphatic and/or aliphatic-aromatic polyester constituting the discontinuous phase, and at least one coating layer (ii) preferably capable of having barrier effects against gases and liquids. The surface of said layer (i) will have a root mean square roughness Sq of more than 10 nm and less than 45 nm, measured by atomic force microscopy (AFM). The film is particularly suitable for use in food packaging.
B65D 65/42 - Applications of coated or impregnated materials
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
01 - Chemical and biological materials for industrial, scientific and agricultural use
16 - Paper, cardboard and goods made from these materials
17 - Rubber and plastic; packing and insulating materials
Goods & Services
Chemicals for use in industry and/or in agriculture; unprocessed synthetic resins and artificial resins; unprocessed plastics of synthetic and/or agricultural origin; blends comprising two or more types of plastics of synthetic and/or agricultural origin; starch for use in industry; blends comprising plastics and starch for use in the manufacture of biodegradable and/or compostable plastics; blends comprising plastics and cellulose for use in the manufacture of biodegradable and/or compostable plastics; blends comprising plastics and glycerin for use in the manufacture of biodegradable and/or compostable plastics; chemical additives and auxiliary agents used in the processing and manufacturing of biodegradable and/or compostable plastic materials. Biodegradable and/or compostable plastic materials for packaging, in particular, plastic sheets, plastic bags, plastic sacks, plastic envelopes, plastic film for packaging, plastic bubble film for wrapping, plastic bubble packs for packaging; garbage bags made of biodegradable plastic materials; garbage bags made of compostable plastic materials; all-purpose bags made of biodegradable and/or compostable plastic materials; takeaway food containers made of biodegradable and/or compostable plastic materials. Semi-processed plastic materials for use in further manufacturing processes or for the manufacture of finished goods; artificial resins, semi-processed; synthetic resins, semi-processed; Plastic film for packing, cushioning or stuffing purposes, other than for wrapping; film for mulching; biodegradable plastic film for use in agriculture; Polymer films for use in manufacture.
C12P 7/64 - FatsFatty oilsEster-type waxesHigher fatty acids, i.e. having at least seven carbon atoms in an unbroken chain bound to a carboxyl groupOxidised oils or fats
Candida maltosaCandida maltosa microorganism which has been genetically modified so as to increase its growth rate, and use of such a microorganism for the production of dicarboxylic acids from monocarboxylic acids, esters of monocarboxylic acids and mixtures thereof.
C08L 3/02 - StarchDegradation products thereof, e.g. dextrin
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
C08L 67/04 - Polyesters derived from hydroxy carboxylic acids, e.g. lactones
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.
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
The present invention relates to a biodegradable polyester particularly suitable for use in autoclave expansion, to a process for obtaining foams from those preforms and to biodegradable and recyclable expanded articles obtained therefrom.
C08J 9/12 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
C08G 85/00 - General processes for preparing compounds provided for in this subclass
32.
MULTILAYER FILMS READILY DISINTEGRATING IN A MARINE ENVIRONMENT
Multilayer films which are highly biodegradable in a marine environment and highly disintegratable in domestic composting comprising an aliphatic polyester, an aliphatic-aromatic polyester, one or more lactic acid polyesters and optionally an inorganic filler, a cross-linking agent and/or a chain extender.
The present invention relates to a protein hydrolysate of residual Escherichia coli cells from a fermentation process for the production of chemical intermediates or polyhydroxyalkanoates, the process of obtaining it, use of this protein hydrolysate as a biostimulant, and the biostimulants comprising it.
The invention relates to a process for the production of 1,4-butanediol comprising the preparation of a fermentation broth comprising 1,4-butanediol from renewable sources and water, separation of a liquid fraction comprising said 1,4-butanediol and water from one or more solid fractions, said liquid fraction comprising 2-pyrrolidone in an amount higher than 80 ppm, one or more passages of the resulting liquid fraction through a bed comprising one or more cation-exchange resins thereby providing an output pH of said liquid fraction from 4 to 2, one or more passages of the resulting liquid fraction through a bed comprising one or more anion-exchange resins thereby providing an output pH of said liquid fraction from 8 to 11, and the distillation of the liquid fraction thereby provided so as to obtain a composition having a concentration of said 1,4-butanediol higher than 99.0% by weight and comprising 2-pyrrolidone in an amount lower than 6 ppm. The resulting composition should exhibit an APHA color value after ageing of less than 30.
B01D 15/36 - Selective adsorption, e.g. chromatography characterised by the separation mechanism involving ionic interaction, e.g. ion-exchange, ion-pair, ion-suppression or ion-exclusion
C07C 29/80 - SeparationPurificationStabilisationUse of additives by physical treatment by distillation
Mixed aliphatic-aromatic polyesters having suitable thermal properties and terminal acidity characterised by having a dicarboxylic component comprising at least three saturated aliphatic C4-C24 dicarboxylic acids, their C1-C24 alkyl esters, their salts and their mixtures, azelaic acid and succinic acid always being present.
Aliphatic-aromatic polyesters with a controlled amount of mixed residual cyclic oligomers having certain ratios between cyclic oligomers containing at least two types of dicarboxylic aliphatic units having a molecular mass below 1000 and cyclic oligomers containing only one type of dicarboxylic aliphatic unit having a molecular mass below 1000, and process for their preparation.
This invention relates to a multilayer biodegradable film which is particularly suitable for the manufacture of packaging and is also characterised by appreciable optical transparency properties in addition to high level mechanical properties.
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
A01G 13/02 - Protective coverings for plants; Devices for laying-out coverings
B32B 27/18 - Layered products essentially comprising synthetic resin characterised by the use of special additives
B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
B32B 27/22 - Layered products essentially comprising synthetic resin characterised by the use of special additives using plasticisers
B32B 27/28 - Layered products essentially comprising synthetic resin comprising copolymers of synthetic resins not wholly covered by any one of the following subgroups
B32B 27/42 - Layered products essentially comprising synthetic resin comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines
The present invention relates to a process for separating 1,3- and 1,4-butanediol from a mixture thereof and a composition of 1,3-butanediol that, through this process, simultaneously achieves a high recovery of 1,4-BDO and an increase in the purity of 1,3-BG.
The present invention relates to a biodegradable lubricant composition comprising at least one vegetable oil with a polyunsaturated fatty acid content from 30 to 70% by weight, at least one ester of C5-C22 fatty acids with monoalcohols, and at least one surfactant belonging to the sorbitan class, which is particularly suitable for use as a penetrating lubricant.
C10M 111/00 - Lubricating compositions characterised by the base-material being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential
The present invention relates to a process for the utilisation of a secondary product of edible flour processing, in which a purified solution comprising monosaccharides is obtained by hydrolysis of the starch component of said waste product, and a solid residue, rich in insoluble fibres and proteins and/or oligopeptides, and a liquid fraction, rich in soluble proteins and fibres, are separated out.
A23L 29/30 - Foods or foodstuffs containing additivesPreparation or treatment thereof containing carbohydrate syrupsFoods or foodstuffs containing additivesPreparation or treatment thereof containing sugarsFoods or foodstuffs containing additivesPreparation or treatment thereof containing sugar alcohols, e.g. xylitolFoods or foodstuffs containing additivesPreparation or treatment thereof containing starch hydrolysates, e.g. dextrin
C12P 19/14 - Preparation of compounds containing saccharide radicals produced by the action of a carbohydrase, e.g. by alpha-amylase
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
B32B 27/18 - Layered products essentially comprising synthetic resin characterised by the use of special additives
The present invention relates to a biodegradable multilayer packaging film comprising at least one layer A and one layer B and having an A/B/A arrangement of said layers. Said multilayer film comprises a biodegradable polyester, a polyhydroxyalkanoate and optionally an antifog agent.
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
B32B 27/18 - Layered products essentially comprising synthetic resin characterised by the use of special additives
05 - Pharmaceutical, veterinary and sanitary products
Goods & Services
Phytosanitary preparations (term considered too vague by the
International Bureau pursuant to Rule 13 (2) (b) of the
Regulations); antiparasitic preparations; antiparasitic
preparations from plant sources; fungicides; herbicides;
biological herbicides.
46.
PROCESS FOR PURIFICATION OF A MIXTURE INCLUDING DIOLS AND ACETALS
Process for purifying a mixture of a diol and an acetal, comprising hydrolysing the mixture with formation of the relative aldehydes/ketones and diols; and reducing the aldehydes/ketones present in the hydrolysis product by adding a reducing agent, resulting in a diol of the same species as present in the starting mixture.
C07C 29/80 - SeparationPurificationStabilisationUse of additives by physical treatment by distillation
C07C 29/143 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen-containing functional group of C=O containing groups, e.g. —COOH of ketones
C07C 29/88 - SeparationPurificationStabilisationUse of additives by treatment giving rise to a chemical modification of at least one compound
47.
USE OF DESTRUCTURIZED STARCH AS A THICKENING AGENT AND COMPOSITIONS CONTAINING IT
This invention relates to the use of destructurized starch as a thickening agent in cosmetic, dermatological and pharmaceutical compositions, paints, phytosanitary products and detergents.
The present invention relates to a process for purifying diols obtained by fermentation, in particular to increase their recovery during distillation operations.
The present invention relates to a diacid-diol polyester in which the dicarboxylic component comprises 1-60% in moles of units derived from 1,16-hexadecanedioic acid and 40-99% in moles of units derived from 1,18-octadecanedioic acid. This polyester, advantageously obtained from a renewable source, has thermal properties that make it suitable for use, as such or in mixtures with other polymers, in all the main transformation processes (e.g. film-forming, thermoforming, injection moulding, extrusion coating) and in particular for the preparation of thermoformed articles and films for food packaging.
C07C 51/36 - Preparation of carboxylic acids or their salts, halides, or anhydrides by reactions not involving formation of carboxyl groups by hydrogenation of carbon-to-carbon unsaturated bonds
C07C 51/43 - SeparationPurificationStabilisationUse of additives by change of the physical state, e.g. crystallisation
C07C 51/47 - SeparationPurificationStabilisationUse of additives by solid-liquid treatmentSeparationPurificationStabilisationUse of additives by chemisorption
The present invention relates to a process for obtaining saturated C12-C24 dicarboxylic acids from a fermentation product and a saturated C12-C24 dicarboxylic acid composition suitable for use in polymerisation. Said process comprises the steps of (a) separating at least a portion of the fermentation by-products and/or the residual fermentation substrate from an aqueous mixture comprising unsaturated C12-C24 dicarboxylic acids or derivatives thereof, and (b) subjecting said unsaturated C12-C24 dicarboxylic acids or derivatives thereof to hydrogenation.
C07C 51/36 - Preparation of carboxylic acids or their salts, halides, or anhydrides by reactions not involving formation of carboxyl groups by hydrogenation of carbon-to-carbon unsaturated bonds
C07C 51/47 - SeparationPurificationStabilisationUse of additives by solid-liquid treatmentSeparationPurificationStabilisationUse of additives by chemisorption
Process for obtaining dicarboxylic acids from a mixture of triglycerides of dicarboxylic acids comprising the steps of a) hydrolysing said mixture of triglycerides of dicarboxylic acids in the presence of a basic aqueous solution, resulting in a hydrolysis product emulsion; b) acidifying the product from step a) until the emulsion is separated; c) separating an aqueous phase containing dicarboxylic acids in partly dissociated form and glycerol from the product of step b), d) acidifying the aqueous phase separated in step c) to a pH of 3 or below.
C08G 63/40 - Polyesters derived from ester-forming derivatives of polycarboxylic acids or of polyhydroxy compounds, other than from esters thereof
C08J 9/12 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
The present invention relates to a biodegradable branched polyester particularly suitable for use in extrusion coating and lamination, and the process for obtaining it.
B29C 45/00 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mouldApparatus therefor
B29C 45/14 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mouldApparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
B29K 67/00 - Use of polyesters as moulding material
01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
Chemical intermediates for use in industry; Chemical intermediates for use in manufacture; Polymeric intermediates; Active chemical ingredients for use in the manufacture of pharmaceuticals; Active chemical ingredients; Synthetic fragrance ingredients; Chemicals for use as ingredients in the course of manufacture; Solvents for use in the processing of plastics; Solvents for use in industrial manufacturing processes; Solvents for use in manufacturing processes; Solvents for industrial use in manufacturing operations; all the foregoing not for the manufacture of adhesives, silicones and glues for industrial use.
01 - Chemical and biological materials for industrial, scientific and agricultural use
Goods & Services
Chemical intermediates for use in industry; Chemical intermediates for use in manufacture; Polymeric intermediates; Active chemical ingredients for use in the manufacture of pharmaceuticals; Active chemical ingredients; Synthetic fragrance ingredients; Chemicals for use as ingredients in the course of manufacture; Solvents for use in the processing of plastics; Solvents for use in industrial manufacturing processes; Solvents for use in manufacturing processes; Solvents for industrial use in manufacturing operations; all the foregoing not for the manufacture of adhesives, silicones and glues for industrial use.
01 - Chemical and biological materials for industrial, scientific and agricultural use
03 - Cosmetics and toiletries; cleaning, bleaching, polishing and abrasive preparations
04 - Industrial oils and greases; lubricants; fuels
16 - Paper, cardboard and goods made from these materials
17 - Rubber and plastic; packing and insulating materials
35 - Advertising and business services
39 - Transport, packaging, storage and travel services
Goods & Services
Chemicals; Unprocessed bioplastics; biodegradable plastics; Unprocessed plastics. Detergents; biodegradable detergents. Industrial oils and greases, lubricants; Dust absorbing, wetting and binding compositions; Fuels (including motor spirit); Lighting fuel. Paper; Biodegradable paper. Renewable plastic materials; Plastic material in extruded form for use in production; Plastic substances, semi-processed. Online retail services in relation to the following goods: Chemical products, Unprocessed bioplastics, Biodegradable plastics, Plastics, unprocessed, cleaners, Biodegradable cleaning preparations, Industrial oil and greases, Lubricants, dust absorbing, wetting and binding compositions, Fuels (including motor spirit) and illuminants, Paper, Biodegradable paper, renewable plastic materials, Extruded plastics for technical purposes, plastic substances, semi-processed; Advertising. Delivery; Transport; Packaging and storage of goods.
Multilayer biodegradable film particularly suitable for use in the manufacture of packaging, comprising at least one layer (A) comprising at least one aliphatic-aromatic biodegradable polyester blended with an aliphatic polyester having at least 70% in moles of succinic acid, and at least one layer (B) comprising a polymer composition comprising an aliphatic-aromatic polymer. The film has high mechanical properties, in particular a high elastic modulus, and appreciable optical transparency properties.
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
C08G 63/199 - Acids or hydroxy compounds containing cycloaliphatic rings
C08G 63/676 - Polyesters containing oxygen in the form of ether groups derived from polycarboxylic acids and polyhydroxy compounds in which at least one of the two components contains aliphatic unsaturation
A highly transparent film comprising a diacid and diol polyester and a lactic acid polyester fluidised using a nitrogen component as a fluidising additive selected from: a nitrogen compound of formula (I) or a linear amine NH-R4-R5, and optionally a cross-linking agent and/or a chain extender.
The present invention relates to a biodegradable compostable polymer composition comprising at least one diacid-diol polyester and at least one marker, and a method for tracking biodegradable compostable polymer compositions. Said marker comprises one or more photoactive elements incorporated into a microporous inorganic material via an ion exchange reaction.
C08K 9/04 - Ingredients treated with organic substances
C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
G01N 23/22 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by measuring secondary emission from the material
B07C 5/342 - Sorting according to other particular properties according to optical properties, e.g. colour
B29B 17/02 - Separating plastics from other materials
G01N 23/04 - Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups , or by transmitting the radiation through the material and forming images of the material
This invention relates to a new polyester which is particularly suitable for use in the manufacture of mass-produced articles characterised by excellent mechanical properties, in particular high tensile strength and tensile modulus, associated with a high barrier property against oxygen and carbon dioxide.
A multilayer film comprising two layers, A and B, having a A/B/A arrangement, wherein layers A and B differ from each other. Layer A comprises an aliphatic and/or aliphatic-aromatic biodegradable polyester or a polyvinyl alcohol or copolymers thereof and does not contain starch. Layer B comprises 30-95% by weight of at least an aliphatic-aromatic polyester (AAPE), 0.1-50% by weight of at least a polymer of natural origin, and 1-40% by weight of at least a polyhydroxyalkanoate (PHA). The multilayer biodegradable film which is particularly suitable for the manufacture of packaging and has appreciable optical transparency properties in addition to high level mechanical properties.
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
A01G 13/02 - Protective coverings for plants; Devices for laying-out coverings
B32B 27/18 - Layered products essentially comprising synthetic resin characterised by the use of special additives
B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
B32B 27/22 - Layered products essentially comprising synthetic resin characterised by the use of special additives using plasticisers
B32B 27/28 - Layered products essentially comprising synthetic resin comprising copolymers of synthetic resins not wholly covered by any one of the following subgroups
B32B 27/42 - Layered products essentially comprising synthetic resin comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines
The present invention relates to a process which makes it possible to obtain a plurality of organic compounds that can be used as chemical intermediates through the use of waste cellulosic biomass as a raw material. Through this process fermentable saccharides can be extracted, separated and recovered from said waste cellulosic biomass.
Multlayer films which are highly biodegradable in a marine environment and highly disintegratable in domestic composting comprising an aliphatic polyester, an aliphatic-aromatic polyester, one or more lactic acid polyesters and optionally an inorganic filler, a cross-linking agent and/or a chain extender.
The present invention relates to a process for the reuse in polymerization of a biodegradable polymeric composition re) comprising a mixture of polyesters. The process comprises the steps of: 1) reacting said polymeric composition with water at a temperature higher than the melting temperature of at least one of said polyesters, obtaining a depolymerization product comprising monomers of said polyesters and/or their oligomers in a mixture, 2) separating from said depolymerization product a fraction comprising impurities and/or fillers, 3) subjecting said monomers and/or oligomers to polymerization, in quantities from 1% to 100% by weight, with respect to the mixture subjected to polymerization, obtaining a polymeric composition biodegradable. Further objects of the invention are the polymers obtained by means of said reuse process, the biodegradable polymeric compositions that comprise said polymers and the biodegradable articles obtained from said composition
C08J 11/14 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with steam or water
70.
BIODEGRADABLE POLYESTER AND ADHERENT PACKAGING FILMS MADE THEREFROM
A biodegradable aliphatic-aromatic polyester for the production of packaging films, having a Poisson's ratio (RVE) between 800 and 1700, comprising units of at least one dicarboxylic acid and at least one diol, in which Mn≥40000 and Mw/q≤90000, in which q is the percentage by weight of polyester oligomers having a molecular weight≤10000.
Packaging film with a coefficient of static friction >5 comprising:
(i) a biodegradable polyester with a melt strength of 0.7-4 g and comprising units of at least one dicarboxylic acid and at least one diol, and
(ii) an anti-fogging agent selected from the esters of a polyfunctional alcohol, provided that the ester is not a stearate.
Biodegradable polymer composition for the production of molded items comprising:
i. 5-70% by weight of a polyester comprising units derived from an aromatic dicarboxylic acid, succinic acid and a C5-C24 saturated dicarboxylic acid; and units derived from a saturated aliphatic diol and an unsaturated aliphatic diol;
ii 0-40% by weight of a polyester comprising units derived from succinic acid and units derived from a saturated aliphatic diol and an unsaturated aliphatic diol;
iii. 23-43% by weight of a polyhydroxyalkanoate;
iv. 10-20% by weight of a filler;
v. 0-0.5% by weight of a cross-linking agent and/or chain extender.
This invention relates to a process for the recovery of cobalt ions and tungstic acid and/or its derivatives from aqueous solutions, such as in particular the spent catalytic waters deriving from processes for the oxidative cleavage of vegetable oils. In particular this invention relates to a process for the recovery of cobalt ions and tungstic acid and/or its derivatives which provides for the use of cation-exchange resins.
Aliphatic-aromatic polyesters with a controlled amount of mixed residual cyclic oligomers having certain ratios between cyclic oligomers containing at least two types of dicarboxylic aliphatic units having a molecular mass below 1000 and cyclic oligomers containing only one type of dicarboxylic aliphatic unit having a molecular mass below 1000, and process for their preparation.
Mixed aliphatic-aromatic polyesters having suitable thermal properties and terminal acidity characterised by having a dicarboxylic component comprising at least three saturated aliphatic C4-C24 dicarboxylic acids, their C1-C24 alkyl esters, their salts and their mixtures, azelaic acid and succinic acid always being present.
Mixed aliphatic-aromatic polyesters having suitable thermal properties and terminal acidity characterised by having a dicarboxylic component comprising at least three saturated aliphatic C4-C24 dicarboxylic acids, their C1-C24 alkyl esters, their salts and their mixtures, azelaic acid and succinic acid always being present.
Aliphatic-aromatic polyesters with a controlled amount of mixed residual cyclic oligomers having certain ratios between cyclic oligomers containing at least two types of dicarboxylic aliphatic units having a molecular mass below 1000 and cyclic oligomers containing only one type of dicarboxylic aliphatic unit having a molecular mass below 1000, and process for their preparation.
The present invention relates to a process for separating 1,3- and 1,4-butanediol from a mixture thereof and a composition of 1,3-butanediol that, through this process, simultaneously achieves a high recovery of 1,4-BDO and an increase in the purity of 1,3-BG.
The present invention relates to a process for separating 1,3- and 1,4-butanediol from a mixture thereof and a composition of 1,3-butanediol that, through this process, simultaneously achieves a high recovery of 1,4-BDO and an increase in the purity of 1,3-BG.
The present invention relates to a process for the production of second-generation sugars from waste fruit and/or fruit processing waste, the monosaccharide composition obtained therefrom and its use as a component of the culture medium in fermentation processes for the production of dialcohols, monoalcohols, hydroxy acids, diacids or amino acids. The process involves the separation of an insoluble residue and an aqueous solution from an aqueous suspension of said waste, enzyme hydrolysis of the oligosaccharides present in the aqueous solution or in the aqueous suspension and the removal through alcohol precipitation of high molecular weight saccharide compounds from the aqueous solution.
The present invention is directed to a process for the synthesis of 2,5-furandicarboxylic acid (FDCA) comprising the steps of: (1) oxidising an aqueous solution of 5 hydroxymethylfurfural (HMF) in the presence of molecular oxygen, of a heterogeneous catalyst comprising ruthenium and of a strong base at a temperature above 100° C., obtaining a reaction product in aqueous solution comprising a salt of FDCA acid; (2) separating said heterogeneous catalyst from said reaction product in aqueous solution, and (3) re-using said heterogeneous catalyst in the oxidation reaction in step (1).
The present invention relates to a concentrated emulsifiable composition comprising pelargonic acid and at least one emulsifying agent belonging to the class of anionic surfactants, preferably in acid form, at least one emulsifying agent belonging to the class of non-ionic surfactants and at least an organic solvent, a process for preparing said composition and use of said composition in herbicidal applications and as desiccant harvest aid. Said composition advantageously also finds use as a plant growth regulator.
A01N 37/02 - Saturated carboxylic acids or thio-analogues thereofDerivatives thereof
A01N 25/30 - Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of applicationSubstances for reducing the noxious effect of the active ingredients to organisms other than pests characterised by the surfactants
Polymeric composition comprising, with respect to the total composition: i) 30-95% by weight, preferably between 50-85% by weight with respect to the sum of components i)-vi), of at least one polyester comprising: a) a dicarboxylic component comprising, with respect to the total of the dicarboxylic component: a1) 30-70% by moles of units deriving from at least one aromatic dicarboxylic acid; a2) 70-30% 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 unsaturated aliphatic dicarboxylic acid; b) a diol component comprising, with respect to the total 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 unsaturated aliphatic diol; ii) 0.1-50% by weight with respect to the sum of components i)-vi), of at least one polymer of natural origin; iii) 0.1-10% by weight with respect to the sum of components i)-vi) of at least one polyhydroxy alkanoate different from a lactic acid polyester referred to in point iv); iv) 0-3% by weight with respect to the sum of components i)-vi) of at least one lactic acid polyester; v) 0-1% by weight, preferably 0-0.5% by weight, with respect to the sum of the components i)-vi) of at least one cross-linking agent and/or a chain extender and/or hydrolytic stabilizer comprising at least one compound di- and/or polyfunctional containing isocyanate, peroxide, carbodiimide, isocyanurate, oxazoline, epoxide, anhydride, diviniether groups and mixtures of these; vi) 0-15% by weight, with respect to the sum of components i)-vi), of at least one inorganic filling agent.
This invention relates to a biodegradable film which is particularly suitable for the manufacture of packaging and is also characterised by high level mechanical properties.
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
A01G 13/02 - Protective coverings for plants; Devices for laying-out coverings
B32B 27/18 - Layered products essentially comprising synthetic resin characterised by the use of special additives
B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
B32B 27/22 - Layered products essentially comprising synthetic resin characterised by the use of special additives using plasticisers
B32B 27/28 - Layered products essentially comprising synthetic resin comprising copolymers of synthetic resins not wholly covered by any one of the following subgroups
B32B 27/42 - Layered products essentially comprising synthetic resin comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines
This invention relates to a polymer composition that is particularly suitable for use in the manufacture of thermoformed 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.
This invention relates to a polymer composition that is particularly suitable for use in the manufacture of thermoformed 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.
Aqueous cosmetic compositions comprising at least 20% by weight of an aqueous component and a lipophilic component characterized in that the lipophilic component comprises at least one ester selected from neopentylglycol dipelargonate, glycerol tripelargonate, pentaerythritol tetrapelargonate or mixtures thereof.
The present invention relates to a process for purifying diols obtained by fermentation, in particular to increase their recovery during distillation operations.
Process for obtaining dicarboxylic acids from a mixture of triglycerides of dicarboxylic acids comprising the steps of a) hydrolysing said mixture of triglycerides of dicarboxylic acids in the presence of a basic aqueous solution, resulting in a hydrolysis product emulsion; b) acidifying the product from step a) until the emulsion is separated; c) separating an aqueous phase containing dicarboxylic acids in partly dissociated form and glycerol from the product of step b), d) acidifying the aqueous phase separated in step c) to a pH of 3 or below.
C07C 51/02 - Preparation of carboxylic acids or their salts, halides, or anhydrides from salts of carboxylic acids
C07C 51/41 - Preparation of salts of carboxylic acids by conversion of the acids or their salts into salts with the same carboxylic acid part
C07C 51/47 - SeparationPurificationStabilisationUse of additives by solid-liquid treatmentSeparationPurificationStabilisationUse of additives by chemisorption
The present invention relates to a process for purifying diols obtained by fermentation, in particular to increase their recovery during distillation operations.
The invention relates to a process for the production of 1,4-butanediol comprising the preparation of a fermentation broth comprising 1,4-butanediol from renewable sources and water, separation of a liquid fraction comprising said 1,4-butanediol and water from one or more solid fractions, said liquid fraction comprising 2-pyrrolidone in an amount higher than 80 ppm, one or more passages of the resulting liquid fraction through a bed comprising one or more cation-exchange resins thereby providing an output pH of said liquid fraction from 4 to 2, one or more passages of the resulting liquid fraction through a bed comprising one or more anion-exchange resins thereby providing an output pH of said liquid fraction from 8 to 11, and the distillation of the liquid fraction thereby provided so as to obtain a composition having a concentration of said 1,4-butanediol higher than 99.0% by weight and comprising 2-pyrrolidone in an amount lower than 6 ppm. The resulting composition should exhibit an APHA color value after ageing of less than 30.
B01D 15/36 - Selective adsorption, e.g. chromatography characterised by the separation mechanism involving ionic interaction, e.g. ion-exchange, ion-pair, ion-suppression or ion-exclusion
C07C 29/76 - SeparationPurificationStabilisationUse of additives by physical treatment
C07C 29/80 - SeparationPurificationStabilisationUse of additives by physical treatment by distillation
C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
The present invention relates to a film comprising at least one biodegradable layer (i) having an elastic modulus of more than 450 MPa, consisting of a mixture of polyhydroxyalkanoate constituting the continuous phase and aliphatic and/or aliphatic-aromatic polyester constituting the discontinuous phase, and at least one coating layer (ii) preferably capable of having barrier effects against gases and liquids. The surface of said layer (i) will have a root mean square roughness Sq of more than 10 nm and less than 45 nm, measured by atomic force microscopy (AFM). The film is particularly suitable for use in food packaging.
B65D 65/42 - Applications of coated or impregnated materials
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
The present invention relates to a biodegradable branched polyester particularly suitable for use in extrusion coating and lamination, and the process for obtaining it.
The present invention relates to a biodegradable branched polyester particularly suitable for use in extrusion coating and lamination, and the process for obtaining it.
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
C08J 9/12 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
100.
Use of compositions comprising destructurized starch in a complexed form as abrasives and/or structuring agents
This invention relates to the use of microgranules comprising destructurized starch in a complexed form as abrasive and/or structuring agents in cosmetic, dermatological, detergent and cleansing formulations.
A61K 8/81 - Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
A61Q 1/02 - Preparations containing skin colorants, e.g. pigments
C08L 3/02 - StarchDegradation products thereof, e.g. dextrin
C08L 23/0869 - Copolymers of ethene with unsaturated hydrocarbons containing atoms other than carbon or hydrogen with unsaturated acids, e.g. [meth]acrylic acidCopolymers of ethene with unsaturated hydrocarbons containing atoms other than carbon or hydrogen with unsaturated esters, e.g. [meth]acrylic acid esters
C08L 29/04 - Polyvinyl alcoholPartially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
C08L 31/04 - Homopolymers or copolymers of vinyl acetate
C08L 67/04 - Polyesters derived from hydroxy carboxylic acids, e.g. lactones
C08L 77/02 - Polyamides derived from omega-amino carboxylic acids or from lactams thereof
