A binder composition includes at least: a binder base selected among an oil, a bitumen base, a pitch, a clear binder, or mixtures thereof; an acid compound of general formula (I): R—(COOH).sub.z (I); an amide compound of general formula (II): R′—(NH).sub.nCONH—(X).sub.m—(NHCO).sub.p(NH).sub.n—R″ (II), the compounds of formula (I) and formula (II) being provided in a weight ratio of 10:1 to 1:16. A process for manufacturing bituminous mixes including at least the binder composition and aggregates, includes at least the steps of: heating the aggregates to a temperature ranging from 100° C. to 180° C., mixing the aggregates with the binder composition, and obtaining bituminous mixes. A method for transporting and/or storing and/or handling the binder composition includes transporting and/or storing and/or handling the binder composition in the form of blocks or pellets.

A binder composition includes at least: a binder base selected among an oil, a bitumen base, a pitch, a clear binder or mixtures thereof; an acid compound of general formula (I): R(COOH).sub.z (I); an amide compound of general formula (II): R(NH).sub.nCONH(X).sub.m(NHCO).sub.p(NH).sub.nR (II), the compounds (I) and (II) being provided with a weight ratio of 10:1 to 1:16. The invention also relates to a method for manufacturing coatings. The invention further relates to a method for transporting and/or storing and/or handling binder, in particular road binder, said binder being transported and/or stored and/or handled in the form of binder granules or binder cakes.