Biomedical Engineering Reference
In-Depth Information
Table 11.3 Examples of monomers that have been employed in the CRP grafting method as well as the polymer substrates that were
functionalised and the method use to introduce functional groups if required as well as the type of CRP technique employed.
Functional
group
Polymer substrate (incl. introduction of
functional group)
Monomer
Technique (conditions)
Ref.
Carboxyl
AA
Cellulose (contains OH groups)
ATRP (water pH 10.2)
59
MAA (sodium salt)
PCL (aminolysis; NH
2
groups
introduced)
ATRP (water, 30 1C)
60
tBA
PE-co-PP
Bimolecular RAFT (CTA was PEPDA;
gamma ray 0.2-0.8 kGy)
61
Epoxy
GMA
Cellulose (contains OH groups)
ATRP (EtOAc, RT)
62
GMA
PCL (aminolysis; NH
2
groups
introduced)
ATRP (methanol-water, RT)
63
GMA
PCL (hydrolysis; OH groups
introduced)
ATRP (methanol-water, RT)
64
GMA
PTFE (Ar plasma and exposure to air)
Bimolecular RAFT (CTA was CDB; DMF,
85 1C)
65
Amine
DMAEMA
Cellulose (contains OH groups)
RAFT (CTA was MCPDB; initiator AIBN,
toluene, 60 1C)
66
DMAEMA
Cellulose (contains OH groups)
ATRP (dichloro benzene, 80 1C)
57
EGMA; DMAEMA
PP (O
3
; reduction to OH groups)
ATRP (DMF, 80 1C)
67
Sulfate
StS (sodium salt)
PTFE (H
2
plasma/O
3
treatment;
introduction of OH groups)
ATRP (DMSO, 40 1C)
68
St
PP
Bimolecular RAFT (CTA was CPDA;
gamma ray 0.1-14 kGy)
69
MAA, methacrylic acid; tBA, tert-butylacrylate; PEPDA, 1-phenylethyl phenyldithioacetate; EtOAc, ethyl acetate; CDB, cumyl dithiobenzoate; DMF, dime-
thylformamide; DMSO, dimethylsulfoxide; DMAEMA, N,N-dimethyl aminoethyl methacrylate; MCPDB, S-methoxycarbonyl phenylmethyl dithiobenzoate;
AIBN, azobisisobutyronitrile; EGMA, ethylene glycidyl methacrylate; CPDA, cumylphenyl dithioacetate; St, styrene; StS, styrene sulfonate.
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