| 摘要 |
<p>Processing auxiliaries for recovery of scrap plastic material, esp. combinations of polyvinylidene chloride and styrene (co)polymers or styrene-butadiene copolymers, consist of monoglycerides of formula: (where R is 1-12C alkylene, or opt. substd. 6-8C aromatic hydrocarbyl; and R' is 6-22C alkyl). Prevent degradation during processing.</p> |
