酚醛树脂

To obtain resin matrix of friction material with high-quality, linseed oil was used to modify phenolic resin.

利用亚麻油改性酚醛树脂，得到高性能的摩阻材料用树脂基体。

Despite the many advantages over asbestos-based friction material, thermal decomposition or liquescence of phenolic resin due to frictional heating can cause semi-metallic friction material to fade away (a phenomenon of friction decline with operation time).

中文摘要半属基摩擦材主要是使用一种或多种耐热的树脂(以酚醛树脂最为广泛使用)为基材，添加各属粉末或纤维以强化基材，并添加润剂、摩擦调整剂等增加材的磨耗性能，其成份中通常含有超过50 wt%的属成份。

Scanning electron micrograph and X-ray diffraction were used to analyze the structural change and the compositions of the adhesive treated at different temperatures.

利用扫描电镜和X射线衍射对不同温度热处理后的粘接界面结构形貌及粘接剂组成进行了分析，研究了酚醛树脂中的B4C添加剂在粘接过程中的结构变化及其对提高粘接性能的作用机理。

By the two-steps synthetic process, the new type resin for the need of developing printing ink could be prepared with rosin, nonyl phenol and formaldehyde.

采用二步法合成工艺，以壬基酚和松香及甲醛为主要原料，合成了松香改性酚醛树脂。

In this paper,the expandable phenolic resin was synthesized by paraformaldehyde and phenol in the presence of aqueous NaOH.

以多聚甲醛和苯酚为原料，合成了适用于酚醛膨胀体制备的酚醛树脂。

The thermoplastic phenolic resin for the production of coated sand was synthesized by replacing 37% formaldehyd aqueous solution with paraformaldehyde.

采用多聚甲醛替代37%的甲醛水溶液，可以合成用于覆膜砂生产的热塑性酚醛树脂。

Our company specializes in manufacturing all kinds of rosin modified phenolic resin, using the most advanced production process.

我公司专业生产各种松香改性酚醛树脂，采用国际最先进的生产工艺制造。

The company develops, manufactures and supplies all of its own phenolic resins.

该公司从事开发，制造和供应自有品牌的酚醛树脂产品。

Another phenolic resin and has good compatibility.

另外和酚醛树脂有较好的相容性。

A manufacturing process of high performance coated sand phenolic resin was introduced.

介绍了一种高性能覆膜砂用酚醛树脂的制作工艺。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。