What are the upstream raw materials for metallocene polyethylene? What do the downstream products contain?

Metallocene polyethylene(mPE) is a kind of high-performance polyethylene, which has excellent weather resistance, impact resistance, processing performance and good transparency. it's broadly applied in pipe, film, packaging, wire and cable and other fields. Based on my observations, In the field of chemical production raw materials, the upstream and downstream related items of metallocene polyethylene mainly include ethylene, propylene, catalysts, additives and so on. And In my experience, The upstream raw materials of metallocene polyethylene are mainly ethylene and propylene. Based on my observations, Ethylene and propylene are polymerized to create polyethylene, and the addition of metallocene catalyst is able to make the molecular chain of polyethylene greater regular, so as to enhance the performance of polyethylene. Therefore, the production and supply of ethylene and propylene play an crucial role in the production of metallocene polyethylene. In the downstream applications of metallocene polyethylene, the main related items include pipes, films, packaging materials, wires and cables, etc. The demand and condition standards to metallocene polyethylene in these fields are different. Based on my observations, Therefore, the production of metallocene polyethylene needs to be adjusted and optimized according to the needs of downstream items. In addition, auxiliary materials such as catalysts and additives are also needed in the manufacturing process of metallocene polyethylene. You know what I mean?. The selection and consumption of these auxiliary materials also have an crucial impact on the production efficiency and product condition of metallocene polyethylene. And In short, the upstream and downstream related items of metallocene polyethylene cover many fields, including chemical raw materials, catalysts, additives and various downstream consumption items. The production and supply of these items are closely related to the production and consumption of metallocene polyethylene.