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. Author manuscript; available in PMC: 2019 Apr 3.
Published in final edited form as: Front Med. 2018 Oct 30;13(2):189–201. doi: 10.1007/s11684-018-0664-6

Figure 7.

Figure 7.

Synthesis of multifunctional silica-poly(citrate)-based hybrid prepolymers and elastomers. a,b) Fabrication of Multifunctional silica-poly(citrate) (MSPC) and crosslinked MSPC (CMSPC) elastomers by polycondensation of citric acid (CA), 1,8-octylene glycol (OD), aminosilane (AS), as well as the chemical crosslinking with hexamethylene diisocyanate (HDI) and c) schematic diagram showing the formation of CMSPC hybrid elastomers matrix. Reproduced from Ref [30].