含硫聚氨酯是一种新型高档镜片材料,具有折射率高、色散系数低、质量轻、耐磨性能和耐冲击性能高的优点。分类总结了合成含硫聚氨酯所需单体异硫氰酸酯和硫醇化合物的合成方法,并概述了国内外含硫聚氨酯的制备方法和研究进展,展望了其发展方向。
Polyurethane containing-sulfur is a new type of high-quality lens material,which has high refractive index,low dispersion coefficient,light and the advantage of wear resistance and impact resistance performance.The synthesis of the monomers of isothisocyanate and mercaptan,and reviewed the research progress on sulfur-containing polyurethane.The development also was prospected.
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