| 摘要 |
The invention also concerns a binder for an injection moulding composition including:
from 35 to 54% by volume of a polymeric base,from 40 to 55% by volume of a mixture of waxes,and approximately 10% by volume of a surfactant,wherein the polymeric base contains copolymers of ethylene and methacrylic or acrylic acid, or copolymers of ethylene and vinyl acetate, or copolymers of ethylene including maleic anhydride or a mixture of these copolymers, as well as polyethylene, polypropylene and acrylic resin. |
