Polyester Resin - Tech-power(Huangshan)Ltd

1.Key Applications And Features
TP6040 is a saturated carboxylated polyester resin applied to polyester/epoxy hybrid powder coatings system. It possesses the properties of excellent decoration, excellent flow, high gloss; good anti-disturbance, good anti-yellowing in over-baking condition and good storage stability.
2.Product Properties
Appearance                                                            Pale yellow flake
Viscosity (200℃ rotary Visc. cp)                                 600-2000
Acid Value (mg KOH/g)                                              48.0-56.0
Softening point(GB9284-88)℃                                   95.0-115.0
Glass transition Temp. (Tg℃)ASTM/D3418-82            app.52.0
3.Recommended Formulation (high gloss, white powder coatings)
Ingredients                                                By weight,g
TP6040                                                        360
Epoxy resin(D.E.R.663U⑥)                           240
TiO2(R902② or RCL575③)                           200
BaSO4                                                          180
PV88④                                                         10
BLC701⑧                                                     10
Benzoin                                                        4
4.Manufacturing method
Extruder: SFJ-30DS;   Casing Temp.: 100-125℃;
Screw Temp.: 80℃;   R.P.M.: 70.
5.Curing condition(metal temperature)
180℃/15 minutes or 200℃/10 minutes
6.Typical Properties Of Coatings Film (film thickness 60um)
Pencil hardness                                               HB-1H
Impact (direct, reverse)                                      50kg.cm
Gloss(60°)                                                   ≥92%
Bending(φ2mm)                                                Pass
Storage test (40℃ 24 hours)                                  Good

1.Key Applications And Features
TP9050 is a saturated carboxylated polyester resin applied to polyester/TGIC powder coatings system. It possesses the properties of excellent flow, good decoration, good mechanical properties and good weather ability.
2.Product Properties
Appearance                                                 Pale yellow flake
Viscosity (200℃ rotary Visc. cp)                          1200-3000
Acid Value (mg KOH/g)                                      28.0-34.0
Softening point(GB9284-88)℃                               105.0-123.0
Glass transition Temp. (Tg℃)ASTM/D3418-82                 app.62.0
3.Recommended Formulation (high gloss, white powder coatings)
Ingredients                                                By weight,g
TP9050                                                       560
TGIC(PT810⑤)                                                  40
TiO2(R902② or RCL575③)                              200
BaSO4                                                           160
PV88④                                                          10
BLC701⑧                                                        10
Benzoin                                                         4
4.Manufacturing method
Extruder:                                                 SFJ-30DS;  Casing Temp.: 100-125℃;
Screw Temp.:                                          80℃;     R.P.M.: 70.
5.Curing condition(metal temperature)    200℃/10 minutes
6.Typical Properties Of Coatings Film (film thickness 60um)
Pencil hardness                                               HB-1H
Impact (direct, reverse)                                      50kg.cm
Gloss(60°)                                                      ≥90%
Bending(φ2mm)                                              Pass
Storage test (40℃ 24 hours)                         Good
Gloss Keeping at Weathering test⑨ (QUVB313 240 hours)          ≥50%