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In recent years, the demand for PVC as an industrial raw material has been increasing, which has led to the continuous increase in PVC consumption, …

1 impurity particles In the PVC production process, the generation of impurity particles is unavoidable, and its quantity and characteristics will have a greater impact …

①Sampling in sections to find the source. Such impurities may be generated in key parts of polymerization, steam stripping, and drying equipment. Samples are taken …

Back in the mid-1960s, the entire society was obsessed with space travel and exploring the future development possibilities of astronauts. Therefore, this period was also …

From a micro point of view, non-woven fabrics are more like “paper” than “cloth”. Cloth in the general sense is a soft sheet obtained by …

1. Non-woven bags have higher economy Since the implementation of the plastic restriction order, plastic bags will slowly withdraw from the market arena and move …

(1) Air-breathability: Polypropylene chips are not soaked, and the moisture content is zero. The 10% fiber has the characteristics of high porosity, good air-breathability, easy …

Non-woven bag is a new type of green environmental protection product. This kind of bag has simple and beautiful appearance, good toughness, strong durability, good …

Over time, people’s economic conditions have undergone drastic changes. The improvement of economic conditions has caused more friends to pay attention to their quality of …