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Table 2 Partial characterization of PNPs and PPNPs (n = 3)

From: Research on the fate of polymeric nanoparticles in the process of the intestinal absorption based on model nanoparticles with various characteristics: size, surface charge and pro-hydrophobics

Nanoparticles group

Ratio of LA and GA

Hydrophilic material attached

Particle size (nm)

Polydispersity Index

Zeta potential (mV)

Contact angle (°)

PNPs (hh)

85:15

None

195.6 ± 4.2

0.103 ± 0.013

− 0.33 ± 0. 25

93.60 ± 1.24

PNPs (mh)

75:25

None

189.6 ± 6.8

0.117 ± 0.026

− 0.69 ± 0.02

83.38 ± 0.07

PNPs (lh)

50:50

None

203.6 ± 2.3

0.066 ± 0.007

− 1.63 ± 0.07

66.98 ± 2.21

PPNPs (lh)

50:50

PEG550

202.5 ± 7.4

0.070 ± 0.025

− 1.29 ± 0.82

63.65 ± 0.04

PPNPs (mh)

50:50

PEG1000

189.7 ± 1.9

0.082 ± 0.016

− 4.23 ± 2.23

60.57 ± 0.03

42.32 ± 0.50

PPNPs (hh)

50:50

PEG2000

191.3 ± 7.5

0.098 ± 0.039

− 1.32 ± 1.05