播放中国国产国语纯一级黄片免费看, 大鸡吧快来啊阿啊阿啊黄片在线播放, 中文精品日韩网站在线观看视频免费, 别揉我奶头~嗯~啊~一区二区三区,AV无码播放一级毛片免费古装,亚洲春色一区二区三区,91大神极品,美国一级大黄一片免费下载,午夜爽爽爽男女免费观看软件

  1. 首頁(yè)
  2. 化工助手
  3. 化學(xué)配方數(shù)據(jù)庫(kù)
  4. TEXTILES
化學(xué)配方數(shù)據(jù)庫(kù)
配方類型： TEXTILES
配方說(shuō)明： Rayon-Tire-Cord Dip ("R F L")
配方組成： Water/78.33
*Resorcinol - Formaldehyde Master Batch
Add the resorcinol and caustic soda to cold (16 to 18C.) water. Stir
until dissolved. Then add the formaldehyde and stir well. Allow to stand
Water/29.2
for 6 to 8 hours before use.
Resorcinol-Formaldehyde Master Batch*/35.6
Resorcinol/4.77
1% Caustic Soda Solution/6.40
28% Ammonia/1.8
GR-S Latex Type 2/33.4
Formaldehyde/10.50
配制方法： Add the water, followed by the ammonia, to the GR-S Latex and mix.
Then add the resorcinol-formaldehyde masterbatch and stir until uniform.
This can be used immediately after mixing. dipped cord should be calendered within 2 or 3 weeks after dipping.

返回?cái)?shù)據(jù)庫(kù)查詢
QQ: 2241752642
微信二維碼
電話: 19906633110