Hydroxyl Acrylic Resin for spectacle frames
Solvent based hydroxyl acrylic Resin SE6771, through curing
reaction with isocyanate curing agent, the formed coating has the
following features:
High gloss
High fullness
Fast drying
Excellent weather resistance
Has good adhesion with substrates of metal and plastic (ABS, PS,
PC, NYLON, TY90).
Especially recommended for: PU paint, glazing PU coating for
spectacle frames, automobile refinishing coatings.
1. Features
High solid content, high gloss, high fullness and levelling
property, fast drying, excellent weather resistance
2. Applications
PU Glazing paint, PU colored paint, automotive refinishing paint
3. Properties
| Component | Appearance | Fe-Co
Color | Viscosity
Pa.s/25℃ | Non-volatile
% | Acid value
mgKOH/g | Solvent | OH value |
| Acrylic ester copolymer | Clear, transparent | ＜1 | 7-12 | 75±2 | 6-10 | XYL/BAC | 138 |
4. Compatibility and solubility
| + | | + | XYL | + | BCS | + |
| + | | + | TYL | + | CAC | + |
| + | | + | BAC | + | CYC | + |
| | | | PMA | + | NBA | + |
Remark:+ show soluble in/compatible in
5. Reference formula
Two component (varnish)
(A component) | Diluent |
| SE6771 | 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 | | | |
A component: B component: diluent=100:25:80～100
6. Process conditions
▲ Baking condition: (1) 65℃ x 60min; place 24h 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 dry | Blowing cotton ball method | ---------- | Not stick cotton ball | 38min(25um) |
| Hard dry | Finger press method | ---------- | Without finger print | 24h(25um) |
| 8h Hardness | Pencil scratch | GB/T6739-96 | ------- | ＜HB |
| 24h Hardness | Pencil scratch | GB/T6739-96 | ------- | HB |
| Gloss | 60degree | GB/T9754-88 | ≥95 | 120 |
| Hardness | Pencil scratch | GB/T6739-96 | ≥2H | 2H |
| Impact | Impact method | GB/T1732-93 | ≥30kg.cm | 50cm(25um) |
| Flexibility | Bending method | GB/T1731-93 | ≤2mm | 1mm |
| Adhesion | The case method | GB/T9286-98 | 100% | 100% |
| Fullness | Visual method | ------------- | Excellent fullness,
good brightness | Excellent |
| Levelling property | Visual method | ------------- | Level and smooth, no shrinkage | Qualified |
| Aging resistance | QUV machine | ----------- | 800h 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 |
| Alkaline resistance | Soaking method | GB/T9274-88 | 5%NaOH48h 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.
