Casein: pearl inlay

Home » Button » Casein: pearl inlay

Casein: pearl inlay
- Comments Off on Casein: pearl inlay
Casein identification guide: casein is a thermoset semi-synthetic polymer made from milk, hardened in formaldehyde

3. Somewhat lighter in weight than the same size button made of Bakelite.

source: Button Materials A-Z: Identification Guide
by Jocelyn Howells

Button Specs
- Material:
  - 12-0 Synthetic Polymer
    - 12-1 Thermoset types
      - 12-1.2 Casein
    - 12-9 Other material embellishment
← Previous Button Next Button →

WRBA member may log-in to comment on our buttons.

Images of buttons are submitted by WRBA members. Categories are carefully assigned by designated editors. WRBA members are encouraged to send comments to the editors towards better description/categorization of buttons appearing in this album. WRBA Button Album is an ongoing educational project.

Complete Classification is available to the [members of the National Button Society].

Button Specs