Hydroxyl Acrylic Resin SE6651 K
SE 6651 K is an hydroxyl functional acrylic resin that, when combined with appropriate aliphatic polyisocyanates, provides excellent durability and outstanding gloss retention. It should be used in solid color paints and clearcoats for vehicle refinishing and in industrial topcoats. Se 6651K is used in combination with aliphatic isocyanates it exhibits good exterior durability, good build and gloss, high end hardness and good adhesion results on metallic base coats.
1. Features
High gloss, good levelling property, high hardness, excellent chemical resistance and pigment dispersity
2. Applications
PU top coat, automotive refinishing paint, colored paint
3. Properties
| Component |
Appearance |
Fe-Co
Color
|
Viscosity
Pa.s/25℃
|
Non-volatile
%
|
Acid value
mgKOH/g
|
Solvent |
Hydroxyl value |
| Acrylic ester copolymer |
Clear |
＜1 |
2-5 |
60±2 |
4-8 |
XYL/S-100 |
86 |
4. Compatibility and solubility
| XYL |
+ |
BCS |
+ |
| TYL |
+ |
CAC |
+ |
| BAC |
+ |
CYC |
+ |
Remark:+ show soluble in/compatible in
5. Reference formula
| Two component (brilliant black paint) |
Diluent |
| (A component) |
| SE6651K |
70 |
XYL |
40 |
| BBG333 |
0.2 |
TOL |
5 |
| BBG306 |
0.3 |
BAC |
25 |
| BBG110 |
2.0 |
CAC |
15 |
| BAC |
24.3 |
PMA |
15 |
| Carbon black |
3.0 |
|
|
| 10% sn |
0.2 |
|
|
| (B component) Bayer N3390 |
|
|
|
A component: B component: diluent=100: 15: 80~100
6. Process conditions
▲ Baking condition: (1) 65℃ x 60min, place 24hours for test
(2) Air drying
▲ Substrate: Sand plate tin
7. Test technical index
| Test Item |
Test Method |
Reference Standard |
Test Standard |
Test Result
(reference value)
|
| Surface drying |
Blow cotton ball method |
------ |
Not stick cotton ball |
25min(25μm) |
| Hard drying |
Finger pressing method |
------ |
No finger print |
24h(25μm) |
| 8h hardness |
Pencil scratch |
GB/T6739-96 |
----- |
<HB |
| 24h hardness |
Pencil scratch |
GB/T6739-96 |
----- |
HB |
| Gloss |
60 degree |
GB/T9754-88 |
≥85 |
93 |
| Hardness |
Pencil scratch |
GB/T6739-96 |
≥2H |
2H |
| Impact |
Impact method |
GB/T1732-93 |
≥30kg.cm |
50cm(25μm) |
| Flexibility |
Bending method |
GB/T1731-93 |
≤2mm |
1mm |
| Adhesion |
Cross – cut method |
GB/T9286-98 |
100% |
100% |
| Fullness |
Visual method |
----- |
Excellent fullness, good brightness |
Excellent |
| Levelling property |
Visual method |
----- |
Flat and smooth, no shrinkage hole |
Qualified |
| Ageing resistance |
QUV machine |
----- |
500h no color change, no
falling off, gloss loss rate≤1%
|
Qualified |
| Acid resistance |
Soaking method |
GB/T9274-88 |
10%H2SO4 72h no bubbling, no falling off, no color change |
Qualified |
| Alkali resistance |
Soaking method |
GB/T9274-88 |
5%NaOH 48h no bubbling, no falling off, no color change |
Qualified |
8. Safe storage and shelf life
1. Stored in cool and ventilation place, keep far away from heat and fire resources, keep the container closed.
2. From production date, shelf life is 12months.
9. Packing specifications
200kg/pail (new metal pail)
10. Safety
This product contains solvent, must do safeguard procedure, handle carefully, avoid contact with the skins and eyes, for other details, please refer to MSDS of this product.
Product Tags:
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High Gloss Hydroxyl Acrylic Resin Metallic Top Coatings Excellent Durability Images
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