Patent ID: 8445591

Claim:
A composition useful as a protective layer, said composition comprising a first polymer and a compatible compound dissolved or dispersed in a solvent system, wherein: said first polymer comprises: wherein: each R 1 is individually selected from the group consisting of hydrogen and C 1 -C 8 alkyls; and each R 2 is individually selected from the group consisting of hydrogen, C 1 -C 8 alkyls, and C 1 -C 8 alkoxys; said compatible compound is selected from the group consisting of: monomers, oligomers, and polymers comprising epoxy groups; poly(styrene-co-allyl alcohol); and and mixtures thereof; said solvent system includes a solvent selected from the group consisting of methyl isoamyl ketone, di(ethylene glycol) dimethyl ether, ethyl-3-ethoxypropionate, propylene glycol monomethyl ether acetate, ethyl lactate, cyclohexanone, propylene glycol monomethyl ether, ethyl acetoacetate, and mixtures thereof; and said composition is non-crosslinkable and substantially free of photoacid generators, crosslinking agents and polymerization initiators.