Sample

First network

Second Network

AMPS (wt%)

(DAAM:AM) Molar ratio

(DAAM + AM) (wt%)*

IPN1

25%

2:1

30

IPN2

25%

3:2

30

IPN3

25%

1:1

30

IPN4

25%

1:1

20

IPN5

25%

1:1

40