
香港理工大学检测报告及简要说明
根据香港理工大学
The
1. Materials
Fabric: White twill cotton fabric
Chemicals: MTQP
2. Application process
Dip-pad(70-75%)→Drying →Curing at
3. Results
3.1 UPF value and UPF rating
|
Fabrics |
Mean UPF |
UPF Rating |
|
Untreated |
6 |
5(Non-ratable) |
|
MTQP Treated |
179 |
50+(Excellent protection) |
3.2 Dye Decomposition
Fabrics: 1) MTQP treated white twill cotton,
2) untreated white twill cotton
Dye solution: 0.02% Neolan Blue
Liquor ratio:
UV light intensity : 1.2-1.3 mW/cm2
Table 1. Absorbance of all samples with time
|
Exploding Time |
UT UV |
UT no UV |
MTQP (0.5%) UV |
MTQP (0.5%) no UV |
basic2.5% UV |
basic2.5% no UV |
basic5% UV |
basic5% no UV |
|
0 |
2.1428 |
2.1428 |
2.1428 |
2.1428 |
2.1428 |
2.1428 |
2.1428 |
2.1428 |
|
2 |
1.2092 |
1.2305 |
0.66311 |
0.76387 |
0.95962 |
0.9764 |
0.86337 |
0.91787 |
|
4 |
1.1876 |
1.2191 |
0.3567 |
0.64536 |
0.91162 |
0.94697 |
0.81429 |
0.88289 |
|
20 |
1.1858 |
1.1998 |
0.0708 |
0.58898 |
0.75105 |
0.90375 |
0.57814 |
0.81338 |
|
24 |
1.2255 |
1.2512 |
0.051 |
0.59633 |
0.76227 |
0.89823 |
0.56152 |
0.82568 |
Table 2. Absorbance eliminated with the dye absorption of the samples with UV exposure
|
Exploding Time |
UT UV |
MTQP (0.5%) UV |
|
0 |
2.1428 |
2.1428 |
|
2 |
2.1215 |
2.04204 |
|
4 |
2.1113 |
1.85414 |
|
20 |
2.1288 |
1.62462 |
|
24 |
2.1171 |
1.59747 |
Table 3. The rate of dye decomposition according to the information of Table 2.
|
|
UT UV |
MTQP (0.5%) UV |
|
Dye Decomposition Rate (A/hr) |
0.007875 |
0.072165 |
