The invention relates to moisture cross-linking compositions containing (A) 100
parts per weight of a silane-terminated polydiorganosiloxane-urea/urethane copolymer
of general formula (1), and (B) between 0.1 and 20 parts per weight of silane of
general formula (3): -(CH2)e—Si(R2)3-f(CH3)f,
in which R, X, A, Y, D, B, W, n, a, b, c, d, , R2, e and f are
defined as per claim 1.