论文部分内容阅读
介绍了新型工程塑料ＰＥＮ的性能、用途、市场需求及发展前景，并对从煤焦油中制取ＰＥＮ的重要原料———２，６－二烷基萘的工艺及技术进行了综述。
The performance, usage, market demand and development prospect of new engineering plastic PEN were introduced. The technology and technology of preparing 2,6-dialkylnaphthalene, an important raw material of PEN from coal tar, were reviewed.