TECHNOLOGY FOCUS - POLYMERS - Preferred Components: The low dielectric constant, low dissipation factor resin comprises maleimide-terminated polyimide. The maleimide-terminated polyimide is of formula (3a)-(3d).m = 50-1000; andn = 1-10.The maleimide-terminated polyimide is of formula (4a).R, Q = optionally substituted aliphatic, alkenyl, aromatic, heteroaromatic, or siloxarie;R2 = H or methyl;a = b-1; andb = 1-10.The low dielectric constant, low dissipation factor resin comprises maleimide-terminated polyimide compound of formula (II).X = polymerizable moiety.The low dielectric constant, low dissipation factor resin comprises functionalized polyethylene compound. The functionalized polyethylene compound is of formula (VI) or (VII). The functionalized polyethylene compound is oxidized polyethylene compound. The oxidized polyethylene compound is of formula (VIII). The low dielectric constant, low dissipation factor resin comprises a functionalized polybutadiene compound or functionalized curable imide-lined polyimide of formula (-CH2-C(CH3)-)m-(CH2-C(CH3)(C(CH-2-C(=O)-O-R1m-X) (C-C(=O)-O-R1w)-C)n (X).R1m = H, methyl, alkyl, alkenyl, cycloalkenyl, cycloalkyl, heterocyclic, aryl, or heteroaryl; andR1w = optionally substituted aliphatic, aromatic, heteroaromatic, siloxane, unsaturated hydrocarbon, polyester, polyamide, or polyurethane moieties.The filter is a perfluorinated hydrocarbon. The perfluorinated hydrocarbon is PTFE o formula (-C(F)2-C(F)2-)z) (where z is 500-10000). The low dielectric constant, low dissipation factor resin comprises an oligomer of formula e.g. ((CH2-CH2)e(CH2-CH(C=O)-O-CH2-CH2-O-C(=O)-CH=CH2)f), (CH2-CH2)e(CH2-CH(C=O)-O-CH2-CH2-O-C(=O)-C(=CH2)-CH3)f).e = 50-1000; andf = 1-10.The filter is a polyhedral oligomeric silsesquioxane (POSS) nanoparticle. The POSS is epoxy cyclohexyl POSS, acrylo propyl POSS, octylisobutyl POSS , octadimethylsilane POSS, trisilanophenyl POSS an ammopropyl isobutyl POSS, glycidyl POSS, a dodecaphenyl POSS, octatetramethyl ammonium POSS, trisilanol isobutyl POSS, N-phenyl aminopropyl POSS, methacryl POSS, isooctyl POSS, polyethylene glycol POSS and/or trisilanol isooctyl POSS. EXAMPLE - No suitable example given.