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Electrospin PLA w/ high efficiency!, Shy away from LiCl 🔑 = focus on…
Electrospin PLA w/ high efficiency!
Does it Dissolve?
PLA (Batch 13) Dissolves in DCM & DMF 7%-15%wt/v
PLA (FLIABOT)
DCM
(Skip Mini Test - will dissolve)
Balance Conductivity w/ Differing amounts of TBAC
.75%wt/v
Spin
.1%wt/v
.25%wt/v
1%wt/v
DMF
Dissolution mini-test 5%wt/v Pure
DCM x DMF
10%wt/v 1:1
13% wt/v 1:1
13% wt/v 9:1
7% wt/v 1:1
ACE
(Skip Mini Test - ≠ dissolve)
HF2P
Dissolution Mini-Test 5%wt/v Pure
12.5% wt/v PLA to HF2P
(DMF/ Ace)
Balance Conductivity w/ Differing amounts of TBAC & LiCl
.75%wt/v
Spin
.1%wt/v
.25%wt/v
1%wt/v
15% wt/v PLA to HF2P (DMF/ Ace)
10% wt/v PLA to HF2P (DMF/ Ace)
Ethyl Acetate
Dissolution Mini-Test 5%wt/v Pure
15% wt/v PLA to HF2P (DMF/ Ace)
10% wt/v PLA to HF2P (DMF/ Ace)
12.5% wt/v PLA to HF2P
(DMF/ Ace)
Balance Conductivity w/ Differing amounts of TBAC & LiCl
.75%wt/v
.1%wt/v
.25%wt/v
1%wt/v
PLA (Batch13) Dissolves in DCM & ACE — 10%wt/v
Balance starting material & conductivity/viscosity?
Filtration efficiency refinement
Shy away from LiCl 🔑 = focus on solvent conductivity first
Other potential Salts PF Salt