Issue 06/2018
bioplasticsMAGAZINE_1806
bioplasticsMAGAZINE_1806
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
By:<br />
4500<br />
4000<br />
3500<br />
3000<br />
2500<br />
2000<br />
1500<br />
1000<br />
500<br />
0<br />
1000<br />
500<br />
0<br />
100% PLA 10% Omya Smartfill<br />
20% Omya Smartfill 40% Omya Smartfill<br />
20% Omyacarb 1T<br />
Matthias Welker, Michael Knerr, Karsten 100% Schulz PLA 10% Omya Smartfill<br />
Omya International AG<br />
20% Omya Smartfill 40% Omya Smartfill<br />
Oftringen, Switzerland<br />
20% Omyacarb 1T<br />
Physical properties help to increase productivity. When 30<br />
using Omya Smartfill in thermoforming or injection<br />
20<br />
molding, less energy is needed for heating and cooling and<br />
10<br />
lower cycle times can be achieved. Elongation at Break in MD [%]<br />
80<br />
70<br />
60<br />
50<br />
40<br />
80<br />
70<br />
60<br />
50<br />
40<br />
30<br />
20<br />
10<br />
0<br />
100<br />
90<br />
80<br />
70<br />
60<br />
100 50<br />
40 90<br />
30 80<br />
20 70<br />
10 60<br />
50 0<br />
Tensile Strength at Yield in MD [N/mm 2 ]<br />
Tensile Strength at Yield in MD [N/mm 2 ]<br />
10<br />
0<br />
100% PLA 10% Omya Smartfill<br />
20% Omya Smartfill 40% Omya Smartfill<br />
20% Omyacarb 1T<br />
0<br />
100<br />
100% PLA 10% Omya Smartfill<br />
Omya Smartfill is always the right choice when conventional<br />
Tensile Modulus MD [N/mm 2 ]<br />
90<br />
20% Omya Smartfill 40% Omya Smartfill<br />
Calcium Carbonate causes 80polymer degradation due to<br />
5000 20% Omyacarb 1T<br />
hydrolysis. It is EU 10/201170<br />
and FDA approved for food<br />
4500<br />
contact, it meets composting 60requirements and has passed<br />
4000<br />
50<br />
3500<br />
the ecotoxicity test. The material Elongation is supplied at Break as a powder in MD [%]<br />
40<br />
3000 Tensile Modulus MD [N/mm 2 ]<br />
and needs to be<br />
100<br />
pre-dispersed in a compound before being<br />
30<br />
2500 5000<br />
used on conventional 90 single 20 screw extrusion lines.<br />
2000 4500<br />
80<br />
10<br />
1500 4000<br />
Omya recently<br />
70<br />
received an<br />
0<br />
Innovator Award from the<br />
1000 3500<br />
Sustainable Packaging 60 Coalition (SPC) 100% as PLA a member 10% Omya 3000 500 Smartfill<br />
of PepsiCo’s Supply 50 Chain Partnership to 20% deliver Omya Smartfill a new 40% Omya 2500 Smartfill 0<br />
40<br />
20% Omyacarb 1T<br />
2000<br />
100% PLA 10% Omya Smartfill<br />
biobased film package to market. The outcome of a<br />
30<br />
1500<br />
20% Omya Smartfill 40% Omya Smartfill<br />
Partnership Innovator Award was one of a select few entries<br />
70 20% Omyacarb 1T<br />
20<br />
1000<br />
chosen for advancing 10 the state of sustainable packaging.<br />
500<br />
60<br />
Fig 2<br />
NatureWorks, Danimer 0 Scientific, Berry Global, Johnson-<br />
0<br />
50<br />
Bryce and PepsiCo also received 100% an PLA award. 10% Omya Smartfill<br />
100% PLA 10% Omya 80 Smartfill<br />
www.omya.com<br />
20% Omya Smartfill 40% Omya Smartfill<br />
40 20% Omya Smartfill 40% Omya Smartfill<br />
20% Omyacarb 1T<br />
70<br />
20% Omyacarb 1T<br />
30 MFR @ 210C/2.16kg [g/10min]<br />
60<br />
70<br />
20<br />
50<br />
Table 1: Moisture adsorption of common calcium carbonate<br />
grades and Omya Smartfill 55 - OM (mg/g, upon relative humidity<br />
change from 10% rH to 85 % rH at 23 °C)<br />
Calcium Carbonate<br />
Conventional un-treated<br />
Conventional treated<br />
Omya Smartfill 55-OM<br />
Moisture Adsorption<br />
1580 ppm<br />
750 ppm<br />
390 ppm<br />
Table 2: MFR (210°C/ 2.16kg [g/10min]) (without degassing)<br />
MFR<br />
100% PLA Ingeo 2003D 6<br />
60% PLA + 40% Omyacarb 1T 49<br />
60% PLA + 40% Omya Smartfill 5<br />
Table 3: MFR (210°C/ 2.16kg [g/10min]) (with degassing)<br />
MFR<br />
100% PLA Ingeo 2003D 6<br />
60% PLA + 40% Omyacarb 1T 25<br />
60% PLA + 40% Omya Smartfill 6<br />
60<br />
50<br />
40<br />
30<br />
20<br />
10<br />
0<br />
40<br />
30<br />
20<br />
10<br />
0<br />
Fig 1<br />
MFR @ 210C/2.16kg [g/10min]<br />
40 80<br />
30 70<br />
Tensile Strength at Y<br />
100% PLA 20 60 10% Omya Smartfill<br />
20% Omya Smartfill 40% Omya Smartfill<br />
10<br />
20% Omyacarb 1T 50<br />
40 0<br />
30<br />
100% PLA<br />
20% Omya Smartfill<br />
20<br />
20% Omyacarb 1T<br />
10<br />
100% PLA 10% Omya Smartfill<br />
20% Omya Smartfill 40% Omya 0Smartfill<br />
20% Omyacarb 1T<br />
Elongation at Break in MD [%]<br />
Fig 3: MFR after sheet production<br />
Elongation at Break in MD [%]<br />
100% PLA 10% Omya Smartfill<br />
20% Omya Smartfill 40% Omya Smartfill<br />
20% Omyacarb 1T<br />
100% PLA 10% Omya Smartfill<br />
20% Omya Smartfill 40% Omya Smartfill<br />
20% Omyacarb 1T<br />
Fig 4: Impact of calcium carbonate<br />
to elasticity<br />
Materials<br />
Tensile Strength at Y<br />
70<br />
60<br />
50<br />
100% PLA<br />
20% Omya Smartfill<br />
20% Omyacarb 1T<br />
MFR @<br />
MFR<br />
40<br />
70<br />
30<br />
60<br />
20<br />
50<br />
10<br />
40<br />
0<br />
bioplastics MAGAZINE 30 [<strong>06</strong>/18] Vol. 13 27<br />
100% P