| Graft copolymer |
Pg |
% Chemical resistance % wt. loss after 72hour |
% Moisture absorbance at different RH after 12 hours |
| Hs-g-poly- |
|
1N HCl |
1N NaOH |
30-35% |
50-55% |
60-65% |
85-90% |
| H. sabdariffa |
- |
55.0 |
43.0 |
0.5 |
0.8 |
1.8 |
2.5 |
| (EA) |
117.30 |
04.0 |
- |
- |
- |
- |
0.2 |
| (EA-co-BA) |
112.20 |
04.0 |
- |
- |
- |
- |
0.1 |
| (EA-co-VA) |
36.10 |
40.0 |
30.0 |
- |
0.2 |
1.0 |
1.8 |
| Phenoplast |
- |
04.0 |
02.0 |
- |
- |
3.0 |
5.0 |
| Hs-r-PF-C |
- |
01.0 |
- |
- |
- |
- |
3.0 |
where, C= composite. |
