Abstract: The present invention relates to a process for preparing a polymer/biological entities alloy, comprising a step of mixing a polymer and biological entities that degrade it, during a heat treatment, said heat treatment being performed at a temperature T above room temperature and said biological entities being resistant to said temperature T, characterized in that said biological entities are chosen from enzymes that degrade said polymer and microorganisms that degrade said polymer.

Abstract: The present invention relates to a process for preparing a polymer/biological entities alloy, comprising a step of mixing a polymer and biological entities that degrade it, during a heat treatment, said heat treatment being performed at a temperature T above room temperature and said biological entities being resistant to said temperature T, characterized in that said biological entities are chosen from enzymes that degrade said polymer and microorganisms that degrade said polymer.

Abstract: The present invention relates to a process for preparing a polymer/biological entities alloy, comprising a step of mixing a polymer and biological entities that degrade it, during a heat treatment, said heat treatment being performed at a temperature T above room temperature and said biological entities being resistant to said temperature T, characterized in that said biological entities are chosen from enzymes that degrade said polymer and microorganisms that degrade said polymer.

Abstract: A recycled textile cotton used for producing ethanol by the execution of a process that includes a step of pretreatment of textile cotton by pulping in an extruder, which may or may not involve a grinding step prior to pulping in the extruder, a step of enzymatic hydrolysis, a step of filtration(s), and a step of fermentation.

Abstract: The present invention relates to a process for preparing a polymer/biological entities alloy, comprising a step of mixing a polymer and biological entities that degrade it, during a heat treatment, said heat treatment being performed at a temperature T above room temperature and said biological entities being resistant to said temperature T, characterized in that said biological entities are chosen from enzymes that degrade said polymer and microorganisms that degrade said polymer.

Abstract: The present invention relates to a process for preparing a polymer/biological entities alloy, comprising a step of mixing a polymer and biological entities that degrade it, during a heat treatment, said heat treatment being performed at a temperature T above room temperature and said biological entities being resistant to said temperature T, characterized in that said biological entities are chosen from enzymes that degrade said polymer and microorganisms that degrade said polymer.

Abstract: A process for producing from a lignocellulosic raw material of (i) an intermediate product that is intended for the production of ethanol, containing polysaccharides, cellulose and hemicelluloses, and (ii) a product containing lignin in an aqueous solution without sulfur residue, this lignin could be precipitated. The process includes a step of pulping the raw material in an extruder at a temperature of between 60° C. and 180° C. and in the presence of a quantity of water that represents between 200% and 450% of the mass of said raw material and in the presence of a strong base at a concentration of between 0.5% and 4% relative to the volume of water.

Abstract: A process for producing from a lignocellulosic raw material of (i) an intermediate product that is intended for the production of ethanol, containing polysaccharides, cellulose and hemicelluloses, and (ii) a product containing lignin in an aqueous solution without sulfur residue, this lignin could be precipitated. The process includes a step of pulping the raw material in an extruder at a temperature of between 60° C. and 180° C. and in the presence of a quantity of water that represents between 200% and 450% of the mass of said raw material and in the presence of a strong base at a concentration of between 0.5% and 4% relative to the volume of water.

Abstract: The present invention relates to a process for preparing a polymer/biological entities alloy, comprising a step of mixing a polymer and biological entities that degrade it, during a heat treatment, said heat treatment being performed at a temperature T above room temperature and said biological entities being resistant to said temperature T, characterized in that said biological entities are chosen from enzymes that degrade said polymer and microorganisms that degrade said polymer.

Abstract: The invention relates to a method for the selective extraction of functionalised fatty acid esters from seeds of oleaginous plants, wherein said method includes: a) at least one step of extracting fatty acid esters that comprises simultaneously feeding into a reactor containing said seeds a light anhydrous alcohol, a basic catalyst and an extraction solvent non-miscible with said light alcohol and in which said functionalised fatty ester is not soluble in order to obtain a mixture of esters and glycerol; b) and at least one step of selectively extracting hydroxylated fatty acid esters by feeding into the reactor said extraction solvent in a backflush direction relative to the light alcohol in order to obtain an alcohol phase enriched with fatty acid esters, a glycerol phase and a cake.

Abstract: A composition or master batch including at least one functionalized polyglycerol, at least one biopolymer, and a meal obtained from plant carbon, and its use for improving the fluidity in the molten state and the heat resistance of composite materials, in particular composites based on biopolymers that are optionally loaded with plant meal. Also, a process for the preparation of this composition, as well as the materials that integrate it.

Abstract: The invention relates to a method for the selective extraction of functionalised fatty acid esters from seeds of oleaginous plants, wherein said method includes: a) at least one step of extracting fatty acid esters that comprises simultaneously feeding into a reactor containing said seeds a light anhydrous alcohol, a basic catalyst and an extraction solvent non-miscible with said light alcohol and in which said functionalised fatty ester is not soluble in order to obtain a mixture of esters and glycerol; b) and at least one step of selectively extracting hydroxylated fatty acid esters by feeding into the reactor said extraction solvent in a backflush direction relative to the light alcohol in order to obtain an alcohol phase enriched with fatty acid esters, a glycerol phase and a cake.

Abstract: At least one esterified fatty acid, particularly a fatty acid from tall oil that undergoes a Diels-Alder reaction or a fatty acid from oleic sunflower oil that undergoes an epoxydation reaction, is used as a PVC plasticizer, particularly for floor coverings.

Abstract: Recycled textile cotton is used for producing ethanol by the execution of a process that includes a) a stage of pretreatment of textile cotton, optionally with grinding of textile cotton, pretreatment of textile cotton that may or may not be ground by pulping 5 in an extruder, b) a stage of enzymatic hydrolysis, c) a stage of filtration(s), and d) a stage of fermentation.

Abstract: A process for the production of an intermediate product from a lignocellulosic raw material that is intended for the production of ethanol, which process includes pulping the raw material in an extruder at a temperature of between 60° C. and 180° C., in the presence of a quantity of water that represents between 200% and 450% of the mass of the raw material and preferably in the presence of a strong acid or a strong base that is weakly concentrated. An intermediate product can be obtained by this process for producing ethanol.

Abstract: The use of at least one citrate/lipid mixture as a plasticizer for biodegradable polymer-based composites that are loaded with plant meal(s), and the biodegradable polymer-based composites loaded with plant meal(s) that comprise at least one citrate.

Abstract: The subject of the invention is a fuel based on a plant oil, comprising at least one plant oil purified by a process comprising at least one step of adsorbing peroxidized molecules, phospholipids and water molecules (onto a solid aluminosilicate). The invention also relates to the use of this agri-fuel in combustion installations without modifying the burners.

Abstract: A process for the production of a polyhydroxycarboxylic acid that is loaded with plant meals, includes the following stages: Polycondensation of a hydroxycarboxylic acid for forming a functionalized prepolymer, Reaction of the prepolymer that is functionalized with an extension agent in the presence of plant meals for forming a polyhydroxycarboxylic acid of highly loaded mass. The polyhydroxycarboxylic acid that is obtained and its use as a biodegradable material are also disclosed.

Abstract: At least one esterified fatty acid, particularly a fatty acid from tall oil that undergoes a Diels-Alder reaction or a fatty acid from oleic sunflower oil that undergoes an epoxydation reaction, is used as a PVC plasticizer, particularly for floor coverings.

Abstract: The object of the invention is a printable material with adjustable biodegradability, usable particularly for the production of horticultural containers and/or over-packaging for containers, characterized in that it comprises a mixture of polycaprolactone and polystyrene, including a vegetable load.