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- The water-undissolved part of the phenolated lignosulfonate was epoxidized by epichlorohydrin catalyzed by sodium hydroxide.Two kinds of lignin base epoxy resins were prepared in this way. 酚化产物中不溶于水的部分在碱催化下用环氧氯丙烷环氧化,同时得到两种木质素基环氧树脂。
- Keywords lignin lignin base epoxy resin hydrogenolysis characterization; 木质素;木质素环氧树脂;氢解;表征;
- The Hydrogenolysis of Lignin and Research on Synthesis of Lignin Base Epoxy Resin 木质素的氢解及其合成环氧树脂探索
- Keywords Wheat;straw;soda-AQ;alkali;lignin;purification;hydroxyalkylation;modification;lignin based epoxy resin;adhesive; 麦草碱木质素;纯化;羟烷基改性;木质素环氧脂;木材粘合剂;
- Keywords lignin, lignin based epoxy resins, bagasse, synthesis mechanism, hydrogenolysis; 木质素;木质素基环氧树脂;蔗渣;合成机理;氢解;
- The results showed that the electrical properties of bisphenol A based epoxy resin cured by modified anhydride wene better than any others. 结果表明,双酚A环氧树脂与改性酸酐的固化产物电性能较好。
- The cure reactions of naphthyl-cycloaliphatic based epoxy resin (ENL) were investigated under dynamic scan by differential scanning calorimetry experiment. To evaluate the properties of ENL, a conventional epoxy resin, DGEBA, was employed as a comparison. 用动态差示扫描量热(DSC)方法研究了一种分子骨架中含有萘基和脂环基结构的环氧树脂的固化反应行为,其固化反应活性较双酚A二缩水甘油醚(DGEBA)低。
- In ultrasonic field, authors studied solidify of water base epoxy dope and suspend and decentralization of millicron grain in water base epoxy resin, developed a series of water base dope. 超声场条件下,试验研究水基环氧涂料固化以及纳米颗粒在水基环氧树脂中的悬浮分散,研制出系列水基涂料。
- THE CURE REACTIONS AND PROPERTIES OF NAPHTHYL-CYCLOALIPHATIC BASED EPOXY RESIN 含萘和脂环烃结构单元环氧树脂的固化反应及性质
- Hydroxyalkyal lignin was epoxidized by epichlorohydrin catalyzed via boron trifluoride etherate to form lignin-based epoxy resin. 以三氟化硼乙醚为催化剂,丙氧基化改性的麦草碱木质素与环氧氯丙烷反应合成木质素基环氧树脂。
- Epoxy Resin Division of Baling Petrochem. 巴陵石油化工有限责任公司环氧树脂事业部。
- Standard general purpose Bis-F epoxy resin. 标准普通双酚F型环氧树脂。
- Polyester film,inductive, epoxy resin coating. 聚乙酯膜，有感结构，环氧树脂包封。
- Tough and chemical resistance of epoxy resin. 具有环氧树脂的坚硬性耐化学品性。
- The cement mortar modified by water-based epoxy resin emulsion had better mechanical properties than by hydrophilic derivative of HBS lignin modified epoxy resin. 水性环氧树脂乳液对水泥砂浆韧性的改善要好于高沸醇木质素环氧树脂亲水衍生物；
- High molecular weight epoxy resin for rebar coatings. 高分子量树脂,用于钢筋涂料。
- Novolac modified solid epoxy resin for rebar coatings. 改性的酚醛树脂,用于螺纹钢涂料。
- The tanks are treated with a substance called epoxy resin. 这种箱子是用一种环氧树脂的物质制成的。
- Epoxy resin toughened by carboxyl nitrile rubber exhibits good... 羧基丁腈橡胶增韧的环氧树脂胶表现出良好的拉伸剪切性能。
- The primary and secondary windings are insulated by epoxy resin. 一、二次绕组均浇注在环氧树脂内，绝缘性能优良，耐潮湿。
