The reciprocal of the dynamic viscosity of a solution of cellulose of prescribed concentration in a cuprammonium solvent of prescribed composition, measure under precisely defined...
The generic name for fibres made from a synthetic linear polymer that contains, in the chain, at least 85% (m/m) of an ester of a dihydric alcohol and terphthalic acid, e.g....
Chamois cloth a cotton fabric. Fabric is napped, sheared, and dyed to simulate chamois leather. It is stiffer than kasha and thicker, softer and more durable than flannelette. Must be designated as...
This type of satin-finish material is usually made of nylon. According to one manufacturer, satin nylon is probably the most common satin fabric used in our industry. There are two types of satin...
Indentation Load Deflection (ILD) refers to the firmness of a piece of foam. The lab puts a 4" x 15" x 15" piece of foam on a flat surface. Then a round metal plate, 8" in diameter, pushes down on...