A PREPREG, A COMPOSITE AND THEIR USES

摘要

The invention relates to a prepreg comprising fibers and a curable matrix, said prepreg being characterised in that it has a core and a surface part encasing said core wherein the matrix of the core and of the surface part ar e made of a same material and in that the proportion of the matrix to the fibe rs is higher in the core than in the surface part. The invention also relates t o a composite obtainable from said prepreg as well as to the use of said composite or prepreg.