TECHNOLOGY FOCUS - POLYMERS - Preferred Components: The aliphatic isocyanate curing agent includes isophorone diisocyanate trimer, isophorone diisocyanate adduct, hexamethylene diisocyanate biuret and/or hexamethylene diisocyanate adduct. The FEVE fluorocarbon resin includes polyvinylidene fluoride type, chlorotrifluoroethylene type and/or tetrafluoroethylene fluorocarbon resin having hydroxy value of 45-60 mg potassium hydroxide/g, acid value of 2-12 mg potassium hydroxide/g, solid content of greater than or equal to 50% and fluorine content of 20-30%. The etherified melamine resin includes n-butyl etherified melamine resin, n-butylated etherified melamine formaldehyde resin and/or isobutanol etherified melamine formaldehyde resin having solid content of 55-85%, acid value of less than or equal to 1 mg potassium hydroxide/g and viscosity of 0.09-1.1 Pa.second at 25 degrees C. The diluent-A or diluent-B includes toluene, xylene, ethyl acetate, butyl acetate, propylene glycol monomethyl ether acetate, butanone (all preferred), ethylene glycol, methanol, n-butanol, methyl ethyl ketone and/or cyclohexanone. The terminal hydroxy group containing saturated polyester includes an acid value of less than 6.1 mg potassium hydroxide/g, a viscosity of 1.1-4.2 Pa.second and solid component of 58-80%. The reactive group-containing low-molecular weight compound includes sorbitol, ethylenediamine, diethylaminoethanol, N,N-dihydroxy(diisopropyl)aniline, 1,4-butanediol, ethylene glycol, propylene glycol, diethylene glycol, 1,4-cyclohexanediol, hydrogenated bisphenol A, neopentyl glycol, glycerol, trimethylolpropane, a methylene phenyl glycol (sic), hydroquinone bis-(beta)-hydroxy (sic), diethanolamine, triethanolamine, methyldiethanolamine resorcinol hydroxy ether diglycol (sic), hydroquinone bis(2-hydroxyethyl)ether, 2-imidazolidinone, diethyl toluene diamine, 3,5-dimethyl thio-toluene diamine, alpha -glycerol allyl ether, allyl glycidyl ether and/or dicumyl peroxide. The substrate includes polyethylene terephthalate, polyethylene naphthalate, polybutylene terephthalate, polypropylene, ethylene propylene diene rubber, high density polyethylene, modified polyethylene terephthalate, neopentyl glycol, tetrahydrofuran polyether, chemically modified polyethylene naphthalate, nano-silica modified polyethylene terephthalate and/or tempered glass.