Early, propylene polymerization can only get low degree of polymerization of paper products, are non-crystalline compounds, no practical value. In 1954, Ziegler and Natta invented Ziergler-Natta catal

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Road lignin fiber is the production of hot mix asphalt mastic mixture (SMA) is one of the important raw materials, it is natural wood chemical treatment of organic fibers, the appearance of cotton-lik

Polypropylene fiber to polypropylene as raw material, with a special production process and surface treatment technology to ensure its excellent dispersion in the concrete and the bond strength with t

Speaking of environmental protection, it is customary to think that it is the environmental protection departments and enterprises. It is true that environmental protection departments and enterprises

Lead:Differential fibers generally refer to chemically modified or physically deformed chemical fibers. In the polymerization and spinning processes are modified: copolymer type, super bright type, ul

With the development of science and technology, the construction industry is a variety of additives, in the previous housing construction is made of wheat straw and soil adobe, tightly building constr