Claim 1, characterized in that it comprises: a adherent adjuvant Polyether amide or imide formed by reaction of a Polyether, Polyether Polyamine with a polyfunctional monomer selected from the group consisting of: a poli u00e1cido, a bifunctional acyl Halide, a Acid anhydride, a Poly (acid anhydride) and their mixtures.Claim 2: The adherent adjuvant according to claim 1, wherein the Polyamine comprises a polyoxyalkylene Polyether diamine. Claim 3: The adherent adjuvant according to claim 2, wherein the diamine comprising polyoxyalkylene formula (1), where X = 2 to 8.Claim 2: The adherent adjuvant according to claim 2, wherein the diamine comprising polyoxyalkylene formula (2), where y = 5 to 40 and x + Z = 3 to 8. Claim 5: The adherent adjuvant according to claim 1, wherein the Polyether Polyamine includes the formula (3), where n = 15 to 50.Claim 6: The adherent adjuvant according to claim 5, wherein the Polyamine Polyether has an average Molecular Weight of approximately 1000. Claim 1: The adherent adjuvant according to claim 1, which includes, in addition, a solvent.Adjuvant: a claim 14 wherein Adhesive Spreader comprises: an adherent adjuvant comprising a Polyether amide or imide formed by reaction of a Polyether, Polyether Polyamine with a polyfunctional monomer selected from the group consisting of: A poli u00e1cido, a bifunctional acyl Halide, an acid anhydride,A Poly (acid anhydride and mixtures thereof; and an adjuvant spreader. Claim: The adherent adjuvant 15 Spreader according to claim 10, wherein also includes a solvent. Claim 16: The adherent adjuvant Spreader according to claim 10, wherein the adjuvant Spreader comprises a nonionic surfactant.Claim 18: an Agrochemical composition characterised in that it comprises: a adherent adjuvant comprising a Polyether amide or imide formed by reaction of a Polyether, Polyether Polyamine with a polyfunctional monomer selected from the group consisting of: a P Oli u00e1cido, a bifunctional acyl Halide, an acid anhy