摘要 |
<p>plastics. SUBSTANCE: transparently dyed amorphous plate, 1 to 20 mm thick, used as the main component, contains crystallizable thermoplast and at least one dye soluble in thermoplast. The plate has good mechanical and optical properties, is recyclable without any loss of mechanical properties, as well as difficulty inflammable. EFFECT: enhanced quality. 29 cl, 7 dwg, 25 ex</p> |