Patent ID: 9133322
Filing Date: 2015-09-15
Classification: C08K,C08L

Abstract:
1. A polyamide moulding compound having the following composition: (a) 20 to 99% by weight of at least one polyamide selected from the group consisting of PA 6; PA 4.6; PA 66; PA 66/6; PA 6.10; PA 6.12; PA 10.10; PA 11; PA 12; PA MXD.6; PA MXD.10; PA MACM.12; PA PACM.12; PA 6.T/6.I; PA 6.T/66; PA 6.T/6.12; PA 6.T/10.12; PA 4.T; PA 9.T; PA 10.T; PA 12.T; PA 10/6.T; PA 6.T/6.I/66; PA 11/10.T; PA 12/10.T; PA 6.10/10.T; PA 6.12/10T; PA 10.10/10T; PA 10.12/10.T; PA 12.12/10T; PA 11/10.T/12; PA 11/10.T/6; PA 12/10.T/6; PA 11/10.T/10.I; PA 11/10.T/10.6; PA 12/10.T/10.I; PA 12/10.T/10.6; a polyamide made of a mixture of hexamethylenediamine and 2-methyl pentamethylene-diamine as diamine component and terephthalic acid as diacid component; polyamides, the diamine building block of which is 4,4′-diaminocyclohexylmethane, 3,3′-dimethyl-4,4′-diaminocyclohexylmethane, cyclohexyldiamine or tetramethyldicykan and/or mixtures or blends thereof, (b) 0.05 to 5% by weight of nigrosin, (c) 0.005 to 2% by weight of at least one nucleation agent, wherein the at least one nucleation agent is polyamide PA 2.2, (d) 0 to 79.945% by weight of at least one additive or supplement, wherein the at least one additive or supplement does not act as nucleation agent, wherein components (a) to (d) add up in total to 100% by weight of the polyamide moulding compound and carbon black is not a component of the polyamide moulding compound.