Multi-composite material (R1, R2) comprising at least one single strand (10) of glass-resin composite comprising glass filaments (101) embedded in a thermosetting polyester resin (102), characterized in that said single strand is coated with at least one layer (12) of benzoxazine; use of such a material as reinforcement in finished articles or semi-finished rubber products; finished articles or semi-finished rubber products, such as vehicle tires, reinforced with such a material. Figure for the abstract: Fig 2
展开▼