raw rosin

raw rosin 基本解释

【化】松脂

化学

重点词汇

• rawn. 擦伤处, 半成品 a. 生的, 未加工的, 生疏的, 不成熟的, 阴冷的, 刺痛的, 擦掉皮的 vt. 擦伤 [计] 写后读
• rosinn. 松香, 松脂 vt. 用松香涂

raw rosin 双语例句

1. 1、 So it is an important raw material for the production of paper, coatings, inks, rubber, soaps, electronic industrial products, food grade ester gum, rosin ester resins etc.
   是造纸、涂料、油墨、橡胶、肥皂、电子、食用酯胶、松香酯树脂等工业的重要原料。
2. 2、 Research on raw rosin Decolorization& Depuration Process
   粗松香脱色提纯的工艺研究
3. 3、 Test research shows that quality requirement for the raw material of rosin foaming agent may be relaxed and alkali suitable for use is Na2CO3;
   试验研究表明：松香胶泡沫剂的原材料质量要求可以放宽，碱以采用Na2CO3为好；
4. 4、 With rosin produced in Northeast China as a raw material, the disproportionated rosin is prepared under quite high temperature and with Pd-C used as catalyst.
   以东北产松香为原料，在较高温度下用铝炭催化剂进行歧化反应，制取歧化松香。
5. 5、 The influence of the kind of catalysts and their dosage, the ratio of raw materials on synthesis of rosin modified nonyl phenol-aldehyde epoxy resin ( for short RNPAE) were studied.
   考察催化剂种类、催化剂用量、原料配比等因素对合成松香改性壬基酚醛环氧树脂的影响，并在得到的最佳实验条件下，合成出松香改性壬基酚醛环氧树脂（简称RNPAE）。