配方类型:

RUBBER, PLASTICS, WAXES

配方说明:

Polystyrene Phonograph Record (U.S. Patent 2,750,349)

配方组成:

Zinc Stearate/0.82
Carbon Black/2.45
Carnauba Wax/2.04
N,N'-Diphenyl-p-phenylenediamine/0.08
Microcrystalline Wax/0.82
m-Terphenyl/8.16
Polystyrene/81.55
Styrene-Butadiene Copolymer/4.08

配制方法:

Mix in Banbury mill, shape into preform biscuits and mold at 300'F.