SE6673 Hydroxyl Acrylic Resin
Product Introduction
SE6673 is an oily hydroxyl functional acrylic resin designed for
high performance two-component primers and finishes, often used in
solvent based 2K system of automobile repair and general industrial
application and home appliances.
Features
High gloss, high fullness and leveling; Excellent weather
resistance; Excellent chemical resistance; One time spraying of ABS
Applications
Automobile refinishing paint, metallic base coat, clear and
pigmented top coats, polyurethane top coat, coloured paint
Properties
| Component | Appearance | Fe-Co Color | Viscosity Pa.s/25℃ | Non-volatile % | Acid value mgKOH/g | Solvent | Hydroxyl value |
| Acrylic ester copolymer | Clear | ＜1 | 3-6 | 65±2 | 5-10 | BAC/XYL | 100 |
Compatibility and solubility
Remark:+ show soluble in/compatible in
Reference formula
| Two component (High brightness paint) | Diluent |
| (A component) |
| SE6673 | 80 | XYL | 40 |
| BBG3777 | 0.2 | TOL | 5 |
| BBG306 | 0.3 | BAC | 25 |
| BBG052 | 0.1 | CAC | 15 |
| PMA | 8.0 | PMA | 15 |
| 10%sn | 0.4 | | |
| BAC/XYL | 11.0 | | |
| (B component) Bayer N3390 | | | |
Ratio
A component: B component: diluent=100: 15: 80~100
Process conditions
▲ Baking condition:
(1) 65℃ x 60min, place 24hours for test
(2) Air drying
▲ Substrate: Sand plate tin
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 | 32min(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 | ≥90 | 112 |
| 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 |
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.
Packing specifications
200kg/pail (new metal pail)
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.
