Patent ID: 7732047

Claim:
A fiber size composition comprising: 1) a modified polyolefin; 2) a hydrophilic coupling agent; 3) two or more size enhancing compounds selected from the group consisting of a) one or more fatty acids selected from the group consisting of cyclic fatty acids and fatty dimer diacids; b) boron compounds; c) one or more fluorine compound selected from alkali metal fluorides, alkali metal tetrafluoroaluminates, alkali metal hexafluorozirconates and hexafluorosilicates; d) fluoro-boro compounds; and e) hydrophobic coupling agents; and 4) an additive selected from sulfur(VI) compounds alone or in combination with a member selected from the group consisting of P(III) compounds, P(V) compounds and a mixture of P(III) compounds and P(V) compounds.