School of Life Sciences and Health Engineering, Jiangnan University, Wuxi 214122, China School of Biotechnology and Key Laboratory of Industrial Biotechnology of Ministry of Education, Jiangnan ...

These acids belong to a group of substances known as alpha hydroxy acids (AHAs) and beta hydroxy acids (BHAs). They are popular ingredients in skin care, but improper use can damage skin.

5 Before the above reports about the endo-TriSXDA, there was a report of the polyimides derived from the DiSXDA (disiloxane-containing endo- and/or exo-norbornane tetracarboxylic dianhydride).