| 摘要 |
Films for packaging unvulcanized rubber, compounding ingredients for unvulcanized rubber, and compounding ingredients for thermoplastic polymers comprise an admixture of (1) 100 parts of an unvulcanized elastomeric vinyl aromatic/conjugated diene block copolymer, (2) 25-120 parts of a thermoplastic styrene, indene, alkylphenol, petroleum or coal tar resin and (3) 3-10 parts of a hydrocarbon paraffin wax having a congealing point of 88- 105 DEG C. |
