A halo-functional silane possessing halogen functionality and alkanedioxysilyl functionality of Formula: [Y 1 (-SiZ θ Z β) a] m [Y 1 (-SiZ β 3) a] n [Y 1 (-SiZ β 2 X 1) a] o [Y 1 (-SiZ β X 1 2) a] p wherein: each occurrence of Y 1 is a monovalent or polyvalent halo-containing hydrocarbon group of up to 30 carbon atoms of general Formula [(Z e CR 3-e) b Y 2] c G 1 d wherein each occurrence of G 1 is independently a divalent or polyvalent hydrocarbon group up to 18 carbon atoms that can optionally contain at least one heteroatom selected from the group consisting of oxygen, sulfur, phosphorous and silicon; each occurrence of Y 2 is independently an unsaturated group; each occurrence of Z is independently a halogen atom selected from the groups consisting of F-, Cl-, Br- and I-; and, each occurrence of R is independently selected from the group consisting of hydrogen, alkyl, alkenyl, aryl or aralkyl wherein each R, other than hydrogen, contains up to 30 carbon atoms; each occurrence of X 1 is independently selected from the group consisting of hydrogen, alkyl groups and hydrolyzable groups; each occurrence of Z β, which forms a bridging structure between two different silicon atoms, is [-OG 2 f-2 O-] 0,5, wherein each occurrence of G 2 is independently selected form the group consisting of a hydrocarbylene group of from 2 to 15 carbon atoms or a divalent heterocarbylene group of from 4 to 15 carbon atoms containing one or more etheric oxygen atoms; each occurrence of Z θ, which forms a cyclic structure with a silicon atom, is -OG 2 f-2 O-, wherein G 2 is independently selected form the group consisting of a hydrocarbylene group of from 2 to 15 carbon atoms or a divalent heterocarbylene group of from 4 to 15 carbon atoms containing one or more etheric oxygen atoms; and, each occurrence of subscripts a, b, c, d, e, f, m, n, o and p is independently an integer where a is 1 to 5; b is 1 to 5; c is 1 to 3, with the proviso that when d is zero, c is 1 and when d is 1, c is from 1 to 3; d is 0 or 1; e is 1 to 3; f is 2 to 6; m is 0 to 20; n is 0 to 18; o is 0 to 20; and, p is 0 to 20, with the proviso that m+n+o+p is equal to or greater than 2. each occurrence of Y 1 is a monovalent or polyvalent halo-containing hydrocarbon group of up to 30 carbon atoms of general Formula [(Z e CR 3-e) b Y 2] c G 1 d wherein each occurrence of G 1 is independently a divalent or polyvalent hydrocarbon group up to 18 carbon atoms that can optionally contain at least one heteroatom selected from the group consisting of oxygen, sulfur, phosphorous and silicon; each occurrence of Y 2 is independently an unsaturated group; each occurrence of Z is independently a halogen atom selected from the groups consisting of F-, Cl-, Br- and I-; and, each occurrence of R is independently selected from the group consisting of hydrogen, alkyl, alkenyl, aryl or aralkyl wherein each R, other than hydrogen, contains up to 30 carbon atoms; each occurrence of X 1 is independently selected from the group consisting of hydrogen, alkyl groups and hydrolyzable groups; each occurrence of Z β, which forms a bridging structure between two different silicon atoms, is [-OG 2 f-2 O-] 0,5, wherein each occurrence of G 2 is independently selected form the group consisting of a hydrocarbylene group of from 2 to 15 carbon atoms or a divalent heterocarbylene group of from 4 to 15 carbon atoms containing one or more etheric oxygen atoms; each occurrence of Z θ, which forms a cyclic structure with a silicon atom, is -OG 2 f-2 O-, wherein G 2 is independently selected form the group consisting of a hydrocarbylene group of from 2 to 15 carbon atoms or a divalent heterocarbylene group of from 4 to 15 carbon atoms containing one or more etheric oxygen atoms; and, each occurrence of subscripts a, b, c, d, e, f, m, n, o and p is independently an integer where a is 1 to 5; b is 1 to 5; c is 1 to 3, with the proviso that when d is zero, c is 1 and when d is 1, c is from 1 to 3; d is 0 or 1; e is 1 to 3; f is 2 to 6; m is 0 to 20; n is 0 to 18; o is 0 to 20; and, p is 0 to 20, with the proviso that m+n+o+p is equal to or greater than 2.