Butanediol, Acety Butyrolactone, Tetrahydrofuran, Polytetramethylene Ether Glycol ( PTMEG ), Butyrolactone ( GBL ), N-methyl-2-pyrrolidone ( NMP ), Ethylene Glycol ( EG ), Cyclohexylamine, Dicyklohexylamin ( DCHA ), Methyl acetate, 1-Butanol, 2-Butyne-1, 4-diol (BYD), benzene, Succinic Anhydride, Aniline, Tetrahydrophthalic Anhydride,Hexahydrophthalic Anhydride, Methyl Tetrahydrophthalic Anhydride, Methyl Hexahydrophthalic Anhydride ( MHHPA ).