
n. 二*********;聯乙烯;*********
A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.
通過一元羧酸和二*********醚的反應,我們得到了一種新穎的酯縮醛結構分子玻璃。
Various aromatic diacids and various divinyl ether compounds are heated to react in organic solvent to obtain novel ester acetal polymers.
各種芳香二酸和各種二*********醚化合物在有機溶劑存在下加熱反應得到新型的酯縮醛聚合物。
Two series of chemical bonded polymers of polyethylene glycol and aliphatic ether based on macroporous styrene-divinyl-benzene polymer have been prepared.
以大孔聚*********-二乙烯苯為基質,制備了兩個系列化學鍵合聚乙二醇和脂肪醚聚合物小球固定相。
The cyanate resin is modificated by styrene and divinyl benzene, which are called active diluent. The modificated resin system has low viscosity and store stability.
以*********和二乙烯基苯作為氰酸酯樹脂的活性稀釋劑,得到粘度低、貯存穩定性好的改性樹脂體系。
Sometimes the more linear cold rubbers are slightly crosslinked by the incorporation of about 1% divinyl benzene to improve processability and compression set resistance.
有時直鍊較多的冷橡膠加入約1%的二*********苯可輕微交聯,從而改進可加工性和抗壓縮永久變形性。
n.|buta***ne/bivinyl;[有化]二*********;聯乙烯;*********
Divinyl是一個化學領域的專業術語,特指分子中含有兩個乙烯基(vinyl groups)的化合物或結構單元。
其核心含義可拆解為:
因此,Divinyl 直譯為“二乙烯基”,描述的是一個分子中同時存在兩個獨立的乙烯基(-CH=CH₂)官能團。這類化合物因其含有多個反應位點(雙鍵),在聚合反應和高分子化學中尤為重要,常用于合成具有特定性能(如彈性)的聚合物或共聚物,例如某些類型的合成橡膠或塑料。其結構通式可表示為:R₁-CH=CH₂ 和R₂-CH=CH₂ 連接在同一分子骨架R上(R₁、R₂、R代表分子其餘部分)。
權威參考來源:
"divinyl" 是一個化學領域的專業術語,具體解釋如下:
"divinyl" 主要用于描述含兩個乙烯基的化學結構或丁二烯,常見于有機合成和高分子材料領域。如需更詳細的技術定義或應用案例,可參考化學專業詞典或文獻。
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