| abstract |
Mouldable compositions comprising metallic powder and/or ceramic powder, mixed an organic binder are disclosed, which comprises an ether polyamine of the formula (1) and/or a primary amine of the formula (2) : n n n n X¹⁅(A¹-O) n -A²-X²] m (1) n n n n n R-(O-A) r -NH₂ (2) n n n nwherein A¹ and A² are alkylene groups or aryl-substituted alkylene groups; X¹ is a residue of an active hydrogen atom-containing compound having at least 2 active hydrogen atoms; n is at least 1; m is 2 - 8; and X² is an amino group represented byn n wherein R¹ and R² are hydrogen atom, alkyl groups or groups of the formula : -(A³-O) k -R³, wherein A³ is an alkylene group, R³ is hydrogen atom or an alkyl group and k is at least 1; R is hydrogen atom or an alkyl groups containing 1 - 30 carbon atoms, A is an alkylene group containing 1 - 4 carbon atoms, and r is an integer of at least 1. |