| http://www.w3.org/ns/prov#value | - It is furthemore known that curable or hardenable mixtures can be prepared from polyethylene, a peroxide, the peroxidic oxygen of which is joined directly with a tertiary carbon atom, a filler, such as carbon black, silicates, silica or aluminum oxide, and another polymer, such as organo polysiloxanes, polybutadiene, polyacrylic acid esters, polystyrene, chlorosulfonated polyethylene or mixtures o
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