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1.Two series of thermotropic liquid crystalline polyureas were synthesized by the copolymerization of benzidine (or o-tolidine),1,6-hexane diamine and 2,4-toluene diisocyanate.

1.为合成新型热致液晶聚,以含液晶基元的联(或联邻)、1,6-己二、2,4-二异氰酸酯为原料进行合成。

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2.So, as the complement for the bimaceral polyurea, the single-polyurea has the wide application foreground in the anti-crash and anti-seepage in the hydropower project.

2.为双组分聚施工技术的补充,单组分聚电工程中混凝土抗冲磨及防渗等方面具有广泛的应用前景。

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3.Unlike traditional latex or acrylic coatings, polyurea, as a suitable waterproofer even under seawater immersion, is in no way influenced by ponding water, which is very often on existing roofs.

3.优于丙烯酸防涂料的主要一点是聚的耐积性能,而屋面积国内非常普遍。

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immunoregulation, immunoregulatory, immunorepressive, immunosedimentation, immunoselection, immunosenescence, immunoserology, immunoserotherapy, immunosorbent, immunostimulant,

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3G, 401(K), a,

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