Biodegradable composition
AssigneeNovamont S.p.A.
InventorJakob Silbiger
Life of this patent
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Abstract
A biodegradable composition, is obtained by heating a melting together at least one lignin and/or a lignin containing material with a protein. This composition may contain one or more additives. Also disclosed are articles produced with this composition.
Claims25
A biodegradable composition, wherein said composition has been obtained by heating and melting together at least one lignin or a lignin containing material with a protein, and said composition contains one or more additives, whereby said additives are selected from the group consisting of modifying agents, alkenol polymers, fillers, lubricants, plasticizers, stabilizers, flame retardants, dyestuffs, nucleating agents, foaming agents, pigments and mixtures thereof, said lignin or lignin derivative reacted with said protein such that said composition contains at least one synthetic thermoplastic polymer selected from the group consisting of polyolefines;
- poly(vinyl acetates) and partially hydrolyzed polyvinylacetate with a degree of hydrolysis of 10 mol % to 50 mol %′ polystyrene;
- poly(acrylic acid) esters or poly(methacrylic acid) esters;
- thermoplastic polycondensates;
- alkylene/acrylic acid copolymers or alkkylene/methacrylic acid copolymers, alkylene/maleic anhydride copolymers;
- and alkylene/vinylacohol copolymers.
Dependencies are inferred from the claim text.