| abstract |
A micro-structured composite material, comprising a matrix, containing at least one type of thermoplastic plastic, and at least one type of lignin and/or at least one lignin derivative homogeneously distributed in the matrix, characterised in that the at least one type of lignin and/or at least one lignin derivative is in particulate form and the cross-sectional area of the particles is round, approximately round, circular, approximately circular, elliptical or approximately elliptical. |