TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Components: The inorganic compound is present at 1-25 wt.%. The inorganic compound is silica, titanium dioxide, barium sulfate, talc, carbon black, clay and/or limestone.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Composition: (I) further comprises an adhesion promoting agent, a coupling coagent, a colorant and an antioxidant. Preferred Components: The curing agent is present at 0.1-3 wt.%. The curing agent is a radical producing curing agent, which is a peroxide or an azide. The peroxide is diacyl peroxides, dialkyl peroxides, diperoxyketals, ketone peroxides, peroxydicarbonates and/or peroxyesters (tert-butyl-peroxy-2-ethylhexylcarbonate, OO-(tert-butyl) O-(2-ethylhexyl) monoperoxycarbonate, benzoyl peroxide, dicumyl peroxide, Vulcup (RTM: alpha - alpha'-Bis(tert-butylperoxy)diisopropylbenzene, 1,1-di(tert-butylperoxy)-3,3,5-trimethylcyclohexane (preferred), tert-butylperoxy-diisopropyl benzene, and/or 2,5-dimethyl-2,5-di(tert-butylperoxy)hexane). The adhesion promoting agent is present at 0.05-2 wt.%. The adhesion promoting agent is an unsaturated alkoxy silane, which is bis-trialkoxy silanes, amino-alkoxy silanes, phenyl alkoxy silanes, methoxy alkyl silanes and/or ethoxy alkyl silanes (preferably glycidoxypropyltrimethoxy silane, phenyltriethoxy silane, vinyl trimethoxy silane, vinylbenzylated aminoethylaminopropyltrimethoxy silane and/or gamma -methacryloxypropyltrimethoxy silane). The antioxidant is present at up to 3 wt.%. The antioxidant comprises one or more hindered-amine light stabilizers, which are Tinuvin 770(RTM: (Bis(2,2,6,6-tetramethyl-4-piperidinyl)sebacate)), Chimassorb 944 (RTM: Poly((6-((1,1,3,3-tetramethylbutyl)amino)-s-triazine-2,4-diyl)-((2,2,6,6-tetramethyl-4-piperidyl)imino)-hexamethylene-((2,2,6,6-tetramethyl-4-piperidyl)imino))), Tinuvin 123 (RTM: Decanedioic acid-bis(2,2,6,6-tetramethyl-1-(octyloxy)-4-piperidinyl)ester)) and/or Chimassorb 119 (RTM: (1,3,5-Triazine-2,4,6-triamine, N,N'''-(1,2-ethanediylbis(((4,6-bis(butyl(1,2,2,6,6-pentamethyl-4-piperidinyl)amino)-1,3,5-triazine-2-yl)imino)-3,1-propanediyl))-bis(N',N''-dibutyl-N',N''-bis(1,2,2,6,6-pentamethyl-4-piperidinyl)).    TECHNOLOGY FOCUS - POLYMERS - Preferred Components: The high molecular weight polymeric material is present at 40-95 (preferably 65) wt.%. The high molecular weight polymeric material is an ethylene-propylene polymeric material, which is a randomly polymerized mixture of individual units of ethylene and propylene. The ethylene-propylene polymeric material is terpolymerized with at least one diene molecule to form an ethylene-propylene-diene molecule, where the diene molecule is ethylidene norbornene, dicyclopentadiene, butadiene and/or 1,4hexadiene. The coupling coagent is present at up to 30 wt.%. The coupling agent comprises a diacrylate comprising zinc diacrylate. EXAMPLE - No suitable example given.