A MATERIAL FOR MAKING PACKAGES COMPRISING A POLYHYDROXYALCANOATE RESIN MIXED WITH A VERY HIGH CONTENT OF CELLULOSE

• Main Authors: HAUSMANN Michael Karlheinz, ZEBOUDJ Lise
• Format: Patent
• Language: English; Spanish
• Published: 08.03.2024
• Subjects: ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; CORRECTING FLUIDS; DYES; FILLING PASTES; INKS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF MATERIALS AS ADHESIVES; USE OF MATERIALS THEREFOR; WOODSTAINS

The present invention primarily concerns a hollow container made of a polymeric compound, characterized in that said polymeric compound comprises:(i) a polyhydroxyalcanoate (PHA) resin, and(ii) hardwood cellulose fibres having a length comprised within the range of 15 μm to 150 μm, preferably within the range of 20 μm to 120 μm, and having a density of at least 1.0 g/cm3, preferably of at least 1.5 g/cm3, and said fibres being present in an amount of more than 50% wt. of the total compound weight. La presente invención se refiere principalmente a un recipiente hueco elaborado a partir de un compuesto polimérico, caracterizado porque dicho compuesto polimérico comprende: (i) una resina de polihidroxialcanoato (PHA), y (ii) fibras de celulosa de madera dura que tienen una longitud comprendida en el rango de 15 µm a 150 µm, preferentemente en el rango de 20 µm a 120 µm, y que tienen una densidad de al menos 10 1.0 g/cm3, preferentemente de al menos 1.5 g/cm3, y dichas fibras están presentes en una cantidad de más de 50 % en peso del peso total del compuesto.