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镇海炼化、宁波钢铁厂在生产中产生的乙烯焦油、煤焦油等副产品,在宁波德泰化学有限公司里成了主要原材料,用于生产经济附加值极高的炭黑;恒河材料科技股份有限公司深加工利用镇海炼化乙烯生产线副产物之一的裂解碳九,生产乙叉降冰片烯,又为宁波爱思开合成橡胶有限公司生产三元乙丙橡胶提供重要助剂……,这样的案例在宁波石化经济技术开发区还有很多,循环化发展已成为宁波石化经济技术开发区企业拉长产业链与提升产品附加
Zhenhai Refining and Chemical, Ningbo Steel Plant in the production of ethylene tar, coal tar and other by-products, in Ningbo Taktai Chemical Co., Ltd. has become the main raw material for the production of high economic added value of carbon black; Ganges Materials Technology shares Co., Ltd. deep processing and utilization of Zhenhai Refining and Ethylene production line by-product of cracked carbon nine, the production of ethylidene norbornene, but also for the development of Ningbo Aisi Kai Rubber Co., Ltd. EPDM to provide an important auxiliary ... ..., so that Case in Ningbo Petrochemical Economic and Technological Development Zone, there are many, recycling development has become Ningbo Petrochemical Economic and Technological Development Zone enterprises to lengthen the industrial chain and enhance product addition