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- Benzylic ether phenolic resin is one of the main components of foundry polyurethane binder; its structure and preparation condition determine the performances of polyurethane binder. 苯醚型酚醛树脂是铸造用聚氨酯粘合剂的主要成份之一,它的结构及合成工艺条件决定了该类粘合剂性能。
- Keywords Foundry;polyurethane resin binder;benzylic ether phenolic resin;Synthesis; 铸造;聚氨酯粘合剂;苯醚型酚醛树脂;合成;
- Keywords foundry;polyurethane binder;benzylic ether phenolic resin;preparation condition; 铸造;聚氨酯粘合剂;苯醚型酚醛树脂;工艺条件;
- Keywords polyurethane binder;synthesize method of benzylic ether phenolic resin;toxicity of solvents;bench life;substances of humidity resistance; 聚氨酯粘合剂;苯醚型酚醛树脂合成;溶剂毒性;可使用时间;抗潮剂;
- benzylic ether phenolic resin 苯醚型酚醛树脂
- Allyl ether phenolic resin was synthesised ,then it was copolymerized with bismaleimide.Its properties were characterized by FTIR and DTA. 本文合成了烯丙基醚化酚醛树脂,并与双马来酰亚胺共聚,通过FTIR和DTA进行了性能表征。
- Keywords bismaleimide;allyl ether phenolic resin;liquid crystal;copolymerization;kinetics; 双马来酰亚胺;烯丙基醚化酚醛树脂;液晶;共聚;动力学;
- A phenolic resin was blended with PBT. 研究了加入聚对苯二甲酸丁二醇酯(PBT)对酚醛塑料的增韧改性。
- In this paper,benzyl chloride,benzalcohol and phenol was dissociated from phenolic resin by adopting water vapour distillation method. 这种树脂的生产过程控制和产品质量检验时,涉及游离酚、氯化苄和苄醇的分析测定,如果采用分别测定,其操作相当繁琐,准确性也不高[2-6]。
- One-piece machined cage of fabric reinforced phenolic resin (g). 单片机削纤维增强酚醛树脂保持架(g)
- NBR or XNBR as raw rubber and phenolic resin was blended. NBR和XNBR都可作为生胶与酚醛树脂共混。
- Effect of Phenolic Resin on Laser Ignition of B/KNO3[J]. 引用该论文 叶迎华;沈瑞琪;戴实之.
- The p-tolyl benzyl ether was synthesized by the reaction of p-cresol and benzyl chloride with phase transfer catalyst TBAB under microwave irradiation. 在相转移催化剂作用下,以氯化苄和对甲苯酚为主要原料,通过微波辐射合成对甲苯基苄基醚。
- "Acetal Method" is a new technology to prepare phenolic resin. “缩醛法”是一种合成酚醛树脂的新方法。
- The p-tolyl benzyl ether was synthesized by reaction of p-cresol and benzyl chloride in 95% ethanol as solvent and under microwave irradiation. 以95%25的乙醇为溶剂,以氯化苄和对甲苯酚为原料利用微波辐射加热合成对甲苯基苄基醚。
- Resol phenolic resin is one of important resin adhesives in foundry industry. 热固性酚醛树脂是树脂砂铸造生产中重要的树脂粘结剂之一。
- The development of phenolic resin used for refractories was briefly summarized. 简要介绍了耐火材料用酚醛树脂的发展状况。
- The 4-Nitrophenyl Benzyl Ether and 2,4-Dinitrophenyl Ethyl Ether have been synthesized by the reaction of 4-Nitrophenol with benzylchloride and 2,4-Dinitrophenol with ethylbromide in solvent DMSO. 以对-硝基酚与氯化苄、2,4-二硝基酚与乙基溴在二甲基亚砜溶剂中进行缩合反应,合成了对-硝基苯基苄基醚和2,4-二硝基苯基乙基醚。
- Various factors that affect the condensation are discussed.The results show that the yield of 4-Nitrophenyl Benzyl Ether is 84.9 %, and the yield of 2,4-Dinitrophenyl Ethyl Ether is 72.3 %. 考察了不同反应条件下的反应结果;结果表明;在最佳条件下对-硝基苯基苄基醚和2;4-二硝基苯基乙基醚的收率分别为84.;9%25和72
- Honeycomb material with tubular cells, hexagonal, fibre glass, phenolic resin impregnated. Product standard. 酚醛树脂浸渍的软玻璃纤维六角形管状蜂窝的蜂窝材料。产品标准。