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Table 1 Overview of polymers used within the study. Polymers were characterized by SEC and the pKa was determined by titration experiments

From: pH-sensitive packaging of cationic particles by an anionic block copolymer shell

Label

Polymer

DPNAM

DPCEAm

Mn,th

Mn,SEC

Ð

pKa

PNC

pNAM-b-pCEAm

72

74

21,350

27,360b

1.21

5.2

PNAM

pNAM

72

10,200

8600a

1.12

PCEAm

pCEAm

72

10,500

18,000b

1.36

5.1

  1. aDMAc-SEC (DMAc + 0.21% LiCl) with PMMA standards
  2. bAq-SEC (0.1 M NaNO3/0.05% NaN3) with PEG standards