聚烯烃周报：冠通期货研究报告-20251208

1. Report Industry Investment Rating - Not provided in the content 2. Core View of the Report - Plastic and PP prices are expected to be weakly volatile in the near term. The L - PP spread is predicted to decline due to potential new plastic capacity and the end of the agricultural film peak season [3]. 3. Summary by Relevant Catalogs 3.1 Plastic and PP开工率 - Plastic开工率下降1.5个百分点至87.5%左右，处于中性水平，因新增裕龙石化HDPE 2线等检修装置 [15]. - PP开工率上涨0.5个百分点至81.5%左右，处于中性偏低水平，因东莞巨正源一期二线、独山子石化老二线等检修装置重启开车 [15]. 3.2 Plastic and PP下游开工率 - As of the week of December 5, PE下游开工率环比下降0.54个百分点至43.76%，处于近年同期偏低位水平，农膜进入旺季尾声，农膜和包装膜订单均下降 [21]. - As of the week of December 5, PP下游开工率环比上涨0.10个百分点至53.93%，处于历年同期偏低水平，拉丝主力下游塑编开工率环比持平于44.1%，塑编订单环比小幅下降，略低于去年同期 [21]. 3.3 Plastic基差 - The basis of the 01 contract dropped to 4 yuan/ton, at a relatively low level, as the decline of the spot price was greater than that of the futures price [25]. 3.4 Plastic and PP库存 - On Friday, the early petrochemical inventory decreased by 10,000 tons to 670,000 tons week - on - week, 60,000 tons higher than the same period last year. Petrochemical inventory is currently at a relatively high level in recent years [28].