abstract |
The use of boron compounds selected from the group of boron carbide and metal borides in a mixture with non-reinforcing fillers, with the proviso that at least 75% by weight of the non-reinforcing fillers are thermally stable up to 1200 ° C, as flame retardants in organopolysiloxane compositions which can be crosslinked to form flame-retardant elastomers is described. |