A two-component solventless adhesive composition, comprising: an isocyanate component comprising at least one isocyanate prepolymer that is the reaction product of reactants comprising at least one isocyanate, at least one polyol, and a branched alkane diol; and a polyol component comprising at least one polyol and a branched alkane diol; wherein the branched alkane diol comprises a main alkyl chain comprising 3 to 10 carbon atoms and a single branched alkyl chain comprising 1 to 6 carbon atoms; and wherein the amount of the at least one branched alkane diol in the isocyanate component is, by weight based on the weight of the isocyanate component, at least 0.01 wt.% and the amount of the at least one branched alkane diol in the isocyanate component, by weight based on the weight of the isocyanate component, does not exceed 15 wt.%; wherein the amount of the at least one isocyanate in the isocyanate component is, by weight based on the weight of the isocyanate component, at least 20 wt.% and the amount of the at least one isocyanate in the isocyanate component, by weight based on the weight of the isocyanate component, does not exceed 90 wt.%; wherein the amount of the at least one polyol in the isocyanate component is, by weight based on the weight of the isocyanate component, at least 10 wt.% and the amount of the at least one polyol in the isocyanate component, by weight based on the weight of the isocyanate component, does not exceed 80 wt.%; wherein the amount of the at least one polyol in the polyol component is, by weight based on the weight of the polyol component, at least 50 wt.%, and the amount of the at least one polyol in the polyol component, by weight based on the weight of the polyol component, does not exceed 100 wt.%; wherein the amount of the at least one branched alkane diol in the polyol component is, by weight based on the weight of the polyol component, at least 1 wt.% and the amount of at the least one branched alkane diol in the polyol component, by weight based on the weight of the polyol component, does not exceed 35 wt.%; and wherein the isocyanate component has a %NCO of at least 5 wt.%, wherein %NCO is the amount of isocyanate groups by weight based on the weight of the compound and the parameter %NCO is measured by the method of ASTM D 2572-97. an isocyanate component comprising at least one isocyanate prepolymer that is the reaction product of reactants comprising at least one isocyanate, at least one polyol, and a branched alkane diol; and a polyol component comprising at least one polyol and a branched alkane diol; wherein the branched alkane diol comprises a main alkyl chain comprising 3 to 10 carbon atoms and a single branched alkyl chain comprising 1 to 6 carbon atoms; and wherein the amount of the at least one branched alkane diol in the isocyanate component is, by weight based on the weight of the isocyanate component, at least 0.01 wt.% and the amount of the at least one branched alkane diol in the isocyanate component, by weight based on the weight of the isocyanate component, does not exceed 15 wt.%; wherein the amount of the at least one isocyanate in the isocyanate component is, by weight based on the weight of the isocyanate component, at least 20 wt.% and the amount of the at least one isocyanate in the isocyanate component, by weight based on the weight of the isocyanate component, does not exceed 90 wt.%; wherein the amount of the at least one polyol in the isocyanate component is, by weight based on the weight of the isocyanate component, at least 10 wt.% and the amount of the at least one polyol in the isocyanate component, by weight based on the weight of the isocyanate component, does not exceed 80 wt.%; wherein the amount of the at least one polyol in the polyol component is, by weight based on the weight of the polyol component, at least 50 wt.%, and the amount of the at least one polyol in the polyol component, by weight based on the weight of the polyol component, does not exceed 100 wt.%; wherein the amount of the at least one branched alkane diol in the polyol component is, by weight based on the weight of the polyol component, at least 1 wt.% and the amount of at the least one branched alkane diol in the polyol component, by weight based on the weight of the polyol component, does not exceed 35 wt.%; and wherein the isocyanate component has a %NCO of at least 5 wt.%, wherein %NCO is the amount of isocyanate groups by weight based on the weight of the compound and the parameter %NCO is measured by the method of ASTM D 2572-97.