| abstract |
PCT No. PCT/EP97/00770 Sec. 371 Date Aug. 18, 1998 Sec. 102(e) Date Aug. 18, 1998 PCT Filed Feb. 19, 1997 PCT Pub. No. WO97/31036 PCT Pub. Date Aug. 28, 1997Formaldehyde-free aqueous binders comprise A) a polymer containing from 5 to [lacuna]% by weight of units derived from an ethylenically unsaturated acid anhydride or from an ethylenically unsaturated dicarboxylic acid whose carboxyl groups can form an anhydride group, and B) an alkanolamine having at least two hydroxyl groups. |