Acronym and details:   PA

Group:   thermoplastic

Developed:   1933; nylon trade name given in 1938

Trade names:   Nylon

Manufacturing process:   extrusion; injection moulding

Cost:   medium

Colour:   all

Transparency:   transparent to opaque

Rigidity:   rigid to flexible depending on type

Feel:   varies; can be waxy

Smell:   none


Typical uses:   toothbrush tufts, combs, kitchen utensils, zips, Velcro; as textile fibres: carpets stockings, tents; glass-reinforced moulding compounds

Degradation:   discolouration, especially yellowing