Patent ID: 8513450

Claim:
A process for preparing polysilanes of the general formula (1) Si n R 2n+2 (1), wherein silane of the general formula (2) R 1 m SiH 4−m (1a), is reacted in the presence of boron compounds of the general formula (3) R 2 3 B (3), where R 1 is a hydrocarbon radical having from 1 to 18 carbon atoms R is hydrogen or a radical R 1 , R 2 is fluorine, chlorine, bromine or a hydrocarbon radical which has from 1 to 18 carbon atoms and optionally bears substituents selected from the group consisting of fluorine, chlorine, bromine, iodine and NO 2 , n is an integer from 2 to 100,000 and m is 0, 1 or 2.