1. PLA 3051 Natural Work
Carlo Erba
H-20P Internal
Resins , Lupperox 101 PTC
,
300
300 x 300x 10
Compression 20 10
(Modified Starch , MTPS)
TPS
(High speed
Mixer) 70 30

2. Extruder (
LabTech Engineering , Thailand ) 80 – 110oC
80 60 oC 12
MTPS TPS
10 % Peroxide
Luperox 101 2%
(Highspeed
Mixer)
Extruder
100 – 160oC 80
PLA MTPS
PLA 80 oC 24
300 x 300x 1
Compression 20 190 oC 10
TPS
MTPS 300 x 300x 1
Compression 20 130 oC 2
3
1
Lamination Composite PLA

3. PLA TPS 70/30
1
1 Composite
300 x 300 x 10 Compression
20 190 oC 12 5
Lamination Composite
Matrix Firber Firber content
TPS Coir
firber
5
10
15
PLA
PLA
TPS orMTPS
Naturals Fiber
TPS orMTPS

4. 20
MTPS Coir
firber
5
10
15
20
Fourier transform infrared (FTIR)
FTIR
0.5-1.0
alkali halice
100 Transparent disk
4000-600 cm-1
Mechanial Testing
ASTM D638 M
ASTM D256
Water absorption) EN

5. 1 30 30
3 80 oC
24
2
3
25
4 2
2 10
5
100
m
mm
A water
water (1
waterA
waterm
m

6. sputter-coated Scanning Electron
Microscope (SEM)
FTIR
FTIR --
FTIR
OH) 3378.60
cm-1 C-O-C) 1152.82 cm-1
C-O 1022.93 cm-1
D.C.
Dragunski and A. Pawlicka* (2001) [ Materials Resea Print ISSN
1516-1439 Mat. Res. vol.4 no.2 S o Carlos 2001]

7. 2 FTIR
TPS
MTPS OH) 3378.60 cm-1
Starch
maleic anhydride TPS
3

8. 3 amylopectin ,
amylose) maleic anhydride
PLA MTPS
-40% 4 5
0.00
5.00
10.00
15.00
20.00
25.00
30.00
35.00
40.00
0 5 10 20 30 40
TPS
MTPS
firber Content
TensileStrength(MPa)

9. PLA MTPS -
25%
PLA TPS
-25%
0,5,10,15,20 4
PLAผสมTPS 80/20 4.2
MPa
18.3MPa
MTPS
PLAผสมMTPS
20% 23.4 MPa
PLAผสมTPS
PLAผสมMTPS
25%
[ ] 6
6A 15%

10. 6 B 25%
25%
15%
A B
6 PLA TPS
A 15%
B %

11. 5
PLA MTPS
-25%
PLA TPS
MTPS
[ ]
TPS MTPS
0.00
10.00
20.00
30.00
40.00
50.00
60.00
70.00
80.00
90.00
0 5 10 20 30 40
TPS
MTPS
firber Content
Elongation(%)

12. 0,5,10,15,20 %
PLAผสมMTPS
PLAผสมTPS
PLA
hydrophilic PLA
hydrophobic
[ ]
MTPS (Modified
Thermoplastic Starch) Reactive Blending
MA
PLA
[ ]
PLAผสมTPS 7

13. A B
7
20%
A M
B
7 A
M
[ ]

14. A B
8
30%
24 A
M
B
7
30%
24 PLA-TPS
7A
hydrophilic [ ] TPS
PLA-MTPS
7B

15. PLA-MTPS
MTPS