"Cyanic acid:a poisonous , unstable, highly volatile organic acid, HOCN, used to prepare cyanates."

&氰酸：一種有毒的大屌干屄视频、不穩(wěn)定的超碰国产人人洗澡人人操、極易揮發(fā)的有機酸，HOCN青草草视频网，用來制取氫酸鹽或氫酸酯高清一级做a爱过程免费视频。&

Chemical elements and their compounds, excluding the hydrocarbons and their derivatives (except carbides, carbonates, cyanides, cyanates and carbon disulfide).

不含除碳化物，碳酸鹽，氰化物99久久精品国产免看国产一区，氰酸鹽及二硫化碳外的烴基及烴基衍生物的化學(xué)元素及其化合物亚洲成a人片在线播放。

The reactions involved in the co-curing are: cyclodimerization and cyclotrimerization of cyanates, polyetherfication of epoxy groups and cyclotrimerization of cyclic dimers, as well as the formation of oxazolidinone rings.

反應(yīng)歷程首先是氰酸酯發(fā)生自聚反應(yīng)形成二聚體或三聚體，然后二聚體可進一步共聚形成三嗪環(huán)成年肉动漫在线观看无修，此過程伴隨著環(huán)氧基的聚醚反應(yīng)A级日本乱理伦片免费观看，最后是三嗪環(huán)與剩余的環(huán)氧基反應(yīng)形成NFDA1唑烷酮。