Traditional Culture Encyclopedia - Traditional festivals - Parameters of Cr wood grain material

Parameters of Cr wood grain material

A: CR is neoprene. Neoprene rubber, also known as neoprene, is a new type of flat rubber. Synthetic rubber produced by polymerization of chloroprene (2- chloro-1, 3- butadiene) α is widely used in weather-resistant products, viscose soles, coatings and rocket fuel. The solubility parameter of chloroprene rubber is δ = 9.2 ~ 9.4 1.