Answers

2016-07-10T23:35:58+08:00
Perfluoroalkyl and Perfluoropolyether. I'm not 100 % sure about that but this two compounds significantly contribute the superhydrophobicity of materials. 
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can it be found on the extract of taro leaf?
Yes, it can be extracted from the leaf.
aww. thank you very much. i hope someone can help me for my research title defense
I suggest don't, extraction of such compounds are costly and inefficient, and it would take a lot of time to complete. Rather do a synthetic research about it or just study its hydrophobicity.
oh, ok. i'll just change my title