1964. Celluloid

Nomenclature

CAS number: 8050-88-2
Pyralin; Zylonite.

Description and references

Prepd from nitrocellulose and camphor.

Properties

Colorless, amorphous mass. Flammable. Prone to spontaneous decompn which is retarded or prevented by the addition of urea, ZnO, MgCO3, diphenylamine, etc. It is rendered less flammable by addition of ammonium phosphate. Softens in boiling water; sol in acetone.

Use

Plastic material for manuf of toilet articles, toys, photographic films; substitute for amber, ivory, ebonite, tortoise shell; also in surgery for bandages and in dentistry as substitute for rubber.