1.Test method of anti-graffiti additive refers to standard JG/T 304-2011.
2.Preparation of paints and scrapers
2.1 Polyester-amino stoving system
| Step |
Component |
Dosage(g) |
| grinding |
Saturatedpolyesterresin |
30 |
| Dispersingagent |
0.7 |
| Titaniumwhite(BLR-699) |
35 |
| Mixedsolvent |
11.1 |
| Paintspreparation |
Saturatedpolyesterresin |
12 |
| Methylatedaminoresin |
8 |
| Acidcatalyst |
0.4 |
| Mixedsolvent |
2.8 |
Add 1% anti-graffiti additive to total formulation above. Paint on the foil board, and bake for 1min at 280℃. Keep the foil board for 24h referring to the standard of GB/T 9278. Test the performance of anti-graffiti after keep the scrawled board in normal circumstance for 24h.
2.2Acrylicaminostovingsystem
| Componentoftitaniumpaste |
Dosage(g) |
| Hydroxylacrylicresin(solidcontentis110to100%hydroxylvalue) |
33.6 |
| Dispersingagent |
0.5 |
| Titaniumwhite(BLR-699) |
50 |
| Mixedsolvent |
15.9 |
| Total |
100 |
Formulation: titanium paste: hydroxyl acrylic resin: butylated amino resin=4:2:1. Add 1% anti-graffiti additive to total formulation, and paint on the foil board.
Stove for 30min at 170℃. Keep the board for 24h referring to the standard of GB/T 9278. Test the performance of anti-graffiti after keep the scrawled board in normal
circumstance for 24h.
2.3Alkyd-aminostovingsystem
| Componentoftitaniumpaste |
Dosage(g) |
| Short-oilalkydresin(solidcontentis130to100%hydroxylvalue) |
33.6 |
| Dispersingagent |
0.5 |
| Titaniumwhite(BLR-699) |
50 |
| Mixedsolvent |
15.9 |
| Total |
100 |
Prepare the white paste according to formulation above. Titanium paste: hydroxyl acrylic resin: butylated amino resin=4:2:1.2. Add 1% anti-graffiti additive to total formulation, and paint on the foil board. Stove for 30min at 170℃. Keep the board for 24h referring to the standard of GB/T 9278. Test the performance of anti-graffiti after keep the scrawled board in normal circumstance for 24h.
2.4PU-varnishsystem
| Componentofclearpaste |
Dosage(g) |
| Hydroxylacrylicresin(solidcontentis140to100%hydroxylvalue) |
70 |
| Mixedsolvent |
29 |
| T-12(1%) |
1 |
| Total |
100 |
Clear paste: curing agent= 100:40. Add 1% anti-graffiti additive to total formulation, and paint on the foil board. Dry for 4h at 80℃. Keep the board for 24h
referring to the standard of GB/T 9278.Test the performance of anti-graffiti after keep the scrawled board in normal circumstance for 24h.
2.5Comparison test sheet(sample A: competitor product, sample B: XOANONS)
2.5.1 Anti-graffiti against red oil-based marking pen which meets the standard QB/T2777-2006
| Paintsystem |
Clearness |
Comment |
| A |
B |
Blank |
| Polyesteramino |
1 |
1 |
 |
Acrylic-amino stoving paint It is difficult to write on the board painted with anti-graffiti additive, but easily clean.
 |
| Acrylicamino |
1 |
1 |
|
| Alkydamino |
1 |
1 |
|
| PUvanish |
|
|
|
2.5.2Anti-graffitiagainstblackChineseinkwhichmeetsthestandardQB/T2860-2007
| Paintsystem |
Clearness |
Comment |
| A |
B |
Blank |
| Polyesteramino |
1 |
1 |
2 |
Polyester-amino stoving paint It is difficult to write on the board painted with anti-graffiti additive, but easily clean. For blank board, it can be cleaned with wet clean.
 |
| Acrylicamino |
1 |
1 |
2 |
| Alkydamino |
1 |
1 |
2 |
| PUvarnish |
1-2 |
1-2 |
2 |
2.5.3Anti-graffitiagainstacrylicblackpaintwhichismadeinlabandmeetsstandardBB/T0047-2007
| Paintsystem |
Clearness |
Comment |
| A |
B |
Blank |
| Polyesteramino |
1 |
1 |
4 |
Polyester-aminostovingpaint Itiseasytocleantheboardpaintedwithantigraffitiadditive.
Forblankboard,itisdifficulttoclean.
 |
| Acrylicamino |
1 |
1 |
1 |
| Alkydamino |
1 |
1 |
1 |
| PUvarnish |
1 |
1 |
1 |
Clearness
| Grade |
Anti-graffitiperformance |
| 1 |
Removedirtbydryfluff-freecotton |
| 2 |
Removedirtby1%neutralaqueousweakcleaningagent |
| 3 |
Removedirtfromnormalcleaningagent |
| 4 |
Removedirtbyabsolutealcohol |
|
Cannotremovebythesefourcleaningagentswithsideeffects,suchaslusterloss,colorchanging. |
This information is given to the best of our knowledge. Because of the multitude of formulations, production, and application conditions, all the above mentioned statements have to be adjusted to the circumstances of the processor.
