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酚醛树脂

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The invention relates to a method used for sp synthesis of phenolic resin.

本发明涉及一种悬浮法合成酚醛树脂的方法。

Within a year, adhesives using phenolic resin were put on the market.

一年内用酚醛树脂做的粘合剂也投放到了市场上。

The effect of thermoplastic phenolic resin and sand on performance of resin coated sand was researched.

研究了热塑性酚醛树脂和原砂对覆膜砂性能的影响。

Including PU glue, yellow glue, AB Glue, Green red gum, white latex, phenolic resin, and other special adhesive.

包括PU胶,黄胶,AB胶,青红胶,白乳胶,酚醛树脂等其它特殊接着剂。

It is mainly composed or NBR, resorcinol resin and additives.

它主要是由丁腈橡胶、酚醛树脂和配合剂或助剂所构成的。

According to the result of experiments, the author point out that the high strength and high collapsibility resin coated sands used in producing the aluminum alloy castings should be:① using rounded or near rounded sand;② using ordinary PF resin;③ using some strengthening and toughening agents;④ using satiable collapse agents.

作者通过大量的试验研究得出以下结论:用于生产铝合金铸件的高强度、易溃散覆膜砂应:①选择粒形圆整的原砂;②选用普通热塑性酚醛树脂;③加入一定量的增塑类添加剂;④加入适宜的溃散剂。

In this course,boron phenolic resin and curing accelerator by custom-made were chosen as curing agents,nano-montmorillonite and sericite powder as fillers,adhesive can be served at 300℃for long period.

采用甲基苯基硅树脂对酚醛环氧树脂进行改性,硼酚醛树脂与自制固化促进剂作为固化剂,辅以纳米蒙脱土、绢云母粉作为填料,制备出一种能在300℃条件下长期使用的耐高温胶粘剂。

Thermocuring and heat resistance of the complexes of sodium borate with phenol-formaldehyde resol resin were studied by thermal analysis and infrared spectroscopy.

利用热分析法和红外分析法,研究了硼酸钠/甲阶酚醛树脂配合物的热固化反应过程和耐热性。

Study has been carried out to reduce cost, simplify process and improve and stabilize the product property according to sufficient analysis of the property of the current synthetic brake shoes with high friction factor both at home and abroad. Phenolic resin,butadiene nitrile rubber powder, graphite,sylvine feldspar, alumine, BaSO4 are used as main materials and dry process is employed in the study.

在充分剖析目前国內外高摩擦系数合成闸瓦性能的基础上,以酚醛树脂、丁腈橡胶粉、石墨、钾长石粉、铝矾土、硫酸钡等为主要原材料,采用干法工艺,围绕降低成本、简化工艺、提高并稳定产品性能等方面开展研究。

Structural model based on SAXS patterns and TEM images shows that the ordered mesostructure consists of 8 large and 16 small caged pores, of which 8 large cages are arranged tetrahedrally on a diamond-like lattice.

第三章采用水溶性resol型酚醛树脂预聚体与反相三嵌段共聚物PPO-PEO-PPO R1PO_(53EO_(136)PO_(53)体系,通过溶剂挥发诱导自组装过程,首次合成出金刚石面心立方(Fd3m)结构的有序介孔碳材料。

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