Highly filled vinyl polysiloxane potting composition

Claim 1

A COMPOSITION CONSISTING ESSENTIALLY OF A MIXTURE OF (A) A FLUID ORGANOSILICON COMPOUND CONTAINING AS THE SILICON-BONDED ORGANIC RADICALS PHENYL, METHYL AND VINYL RADICALS SUCH THAT THERE IS AN AVERAGE OF FROM 0.3 TO 1 VINYL RADICAL PER SILICON ATOM, AN AVERAGE OF FROM 0.3 TO 1.1 PHENYL RADICALS PER SILICON ATOM, AN AVERAGE OF NO MORE THAN TWO TOTAL METHYL AND PHENYL RADICALS PER SILICON ATOM AND AT LEAST ONE METHYL RADICAL PER VINYL RADICAL THE REMAINING VALENCES OF THE SILICON IN SAID ORGANOSILICON COMPOUND BEING SATISFIED BY AN OXYGEN ATOM OF AN SIOSI LINKAGE, FROM 0.1 TO 10 PERCENT BY WEIGHT BASED ON THE WEIGHT OF A OF (B) A VINYL-SPECIFIC ORGANIC PEROXIDE, FROM 0.1 TO 10 PERCENT BY WEIGHT BASED ON THE WEIGHT OF A OF (C) AN ORGANIC THICKENER WHICH PRODUCES IN COMBINATION WITH A A MIXTURE HAVING A DROPPING POINT BETWEEN 30*C. AND THE ACTIVATION TEMPERATURE OF B AND FROM 100 TO ABOUT 2000 PERCENT BY WEIGHT BASED ON THE WEIGHT OF A OF (D) A GRANULAR INORGANIC FILLER HAVING A PARTICLE SIZE GREATER THAN 200 MESH (U.S. SIEVE) AND HAVING A SUFFICIENTLY HIGH SPECIFIC GRAVITY TO SETTLE OUT OF A DISPERSION IN A AT A TEMPERATURE BELOW THE ACTIVATION TEMPERATURE OF B.