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International Journal of Concrete Structures and Materials
Fig. 2 | International Journal of Concrete Structures and Materials

Fig. 2

From: Preparation of Self-healing Additives for Concrete via Miniemulsion Polymerization: Formulation and Production Challenges

Fig. 2

SEM micrographs of Part A nanocapsules prepared from different shell materials and encapsulation techniques. a STS-A: the potato starch capsules synthesized via the miniemulsion/polyaddition polymerization process. b STS-B: the PLLA capsules synthesized via the miniemulsion/solvent evaporation process; c STS-C: the PMMA capsules synthesized via the miniemulsion/solvent evaporation process.

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