Commonly used foaming agents are heteropolar surface active substances. One end of the molecule is a non-polar hydrocarbon group, and the other end is a hydrophilic group with strong hydrophilicity, as shown in Figure 6-21. ![Sch.......</p>
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According to DIGITIMES Research statistics, the revenue data of the world's major LED packaging factories in the first half of 2016 shows that Nichia is still firmly in the first place. Its optical semiconductor business unit is US$1.25 billion, which is higher than the revenue ranking of t.......
Model NO.: HT2007
Surface Handling: Paint
Model NO.: powder coating
Screw Channel Structure: Deep Screw
.......
Model NO.: 81501100116/81501100219
Main Market: South America, North America, Eastern Europe, Mild East, So.......
Model NO.: JG-F2
Resistance: Waterproof
.......
Model NO.: D905
Model: D905
.......
The "going out" of Chinese enterprises has been considered as an effective way to achieve industrial upgrading and capacity transfer. In recent years, under the dual drive of policies and markets, Chinese manufacturing enterprises have become increasingly aggressive in “going gl.......
Model NO.: BW-S02
Standard: DIN, GB, ANSI
Lithium (Li) is the lightest metal found in nature. Silver white, specific gravity 0.534, melting point 180 ° C, boiling point 1342 ° C. Lithium is by the Swedis.......
Dr. Luo Yong, President of Beijing Gaotai Deep Sea Technology Co., Ltd. and 1000-person planner, accepted the AIP of “Deepwater FPSO Inter.......
Agricultural submersible pump, is a rural water supply to solve the production and living of farmers as a major lifting equipment, but due to the large number of manufacturers of submersible pumps, large technical forces, resulting in poor product quality. Therefore, in order to.......