| 摘要 |
<p>A thermoplastic/elastomer composition useful for the manufacture of air, heater and air conditioner ducts, and air protective covers includes 45 to 70 parts by weight polypropylene, 20 to 45 parts by weight ethylene-propylene-diene terpolymer elastomer (EPDM) 0 to 10 parts by weight low density polyethylene, 0 to 10 parts by weight calcium carbonate, 0 to 5 parts by weight oil and 1 part by weight stabilizer. The preferred composition contains 47 parts by weight polypropylene, 45 parts by weight EPDM, 5 parts by weight CaCO3, 2 parts by weight oil and 1 part by weight stabilizer.</p> |
