丙烯腈和二乙烯基苯在聚丙烯上接校共聚,再经二甲苯率取,得笼形氰基树脂。
Acrylonitrile copolymerized with divinylbenzene on polypropylene and then extracted with xylene, the cage cyano resin was obtained.
以苯乙烯和二乙烯基苯作为氰酸酯树脂的活性稀释剂,得到粘度低、贮存稳定性好的改性树脂体系。
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.
一年前生效的联邦法律规定,严禁在儿童乙烯基玩具等产品中使用邻苯二甲酸酯,然而美国没有限制化妆品和其他个人护理用品中的邻苯二甲酸酯。
A federal law that went into effect a year ago bans phthalates in children's vinyl toys and other products. But there are no U.S. restrictions on phthalates in cosmetics and other personal care items.
不过还没有发现乙烯基玩具和其他软性塑料中的邻苯二甲酸酯会影响人的行为。
No behavioral effects were found for the phthalates used in vinyl toys and other soft plastics.
有时直链较多的冷橡胶加入约1%的二乙烯基苯可轻微交联,从而改进可加工性和抗压缩永久变形性。
Sometimes the more linear cold rubbers are slightly crosslinked by the incorporation of about 1% divinyl benzene to improve processability and compression set resistance.
采用正交实验设计研究了反应温度、升温速率、二乙烯基苯的质量分数、裂解温度和保温时间五个因素对聚碳硅烷产率的影响。
Based on orthogonal design, the effects of reaction temperature, heating speed, weight percent of DVB, pyrolysis temperature and heat retaining time on the yield of PCS were discussed.
采用正交实验设计研究了反应温度、升温速率、二乙烯基苯的质量分数、裂解温度和保温时间五个因素对聚碳硅烷产率的影响。
Based on orthogonal design, the effects of reaction temperature, heating speed, weight percent of DVB, pyrolysis temperature and heat retaining time on the yield of PCS were discussed.
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