国产精品视频专区_A级片在线观看无码全过程_亚洲成片在线观看中文无码_亚洲欧洲日产国码无码动漫

0 %

Environmentally friendly polymer materials

Water-based resin Gravure printing ink resin Organic silicon polymer materi
youjiguichanpMethyl vinyl silicone rubberLow phenyl silicone oilVinyl silicone oilSide hydrogen-containing silicAlkoxy terminated silicone oilEnd hydrogen-containing silicoMethyl MQ silicone resinVinyl MQ silicone
Product name Appearance Viscosity(cps/25°C) Solid content(%)
無(wú)色透明液體
80-165000
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