26587-20-2 | 2-Propenoic acid, 2-methyl-, polymer with butyl 2-methyl-2-propenoate, methyl 2-methyl-2-propenoate and 2-propenenitrile | (C8H14O2.C5H8O2.C4H6O2.C3H3N)x |
26587-10-0 | 5-Isobenzofurancarboxylic acid, 1,3-dihydro-1,3-dioxo-, polymer with 4,4-methylenebis(benzenamine) and 1,1-methylenebis(4-isocyanatobenzene) | (C15H10N2O2.C13H14N2.C9H4O5)x |