ON- POLYMERS - ezio martuscelli

FIGURE 2-left: Artistic object in ebonite
( hardened natural rubber ) 1878-1900 [8].
FIGURE 3-right: exemplary of daguerreotype,
( period of American civil war ) obtained by
compression molding of a mixture of shellac and
sawdust [9].
FIGURE 4-left: Work by Naum Gabo “Construction in Space
with Crystalline Centre” (1938-40 ), in polymethylmethacrylate (
PMMA ) and celluloid [10].
FIGURE 5-left: Sculpture, “Adamo e Eva”, obtained by carving
a sheet in polymethylmethacrylate, by Marcel Ronay, ( I. C. I.
Plastics Division ) [11].
FIGURE 6-left: Marcello Morandini, scuplture in PMMA [12].
FIGURE 7-right: Guido Drocco, Franco Mello, Cactus,
expanded polyurethane ( Gufram, 1972.) [13].