93/7 Excellent Anti-yellowing Polyester Resins for TGIC Powder Coating
NH3306 is saturated carboxyl polyester resin for applications of polyester/TGIC powder coating system.
Basic Features
Good leveling
Excellent anti-yellowing
Excellent storage stability
Good weathering resistance
Suitable for the powder coatings with deep or bright color.
Recommend Formulation:
NH3306
|
TGIC
|
Filler & pigment
|
Leveling agent
|
Benzoin
|
701
|
558
|
42
|
383
|
8
|
4
|
5
|
Specifications:
Appearance
|
white or light yellow transparent flakes
|
Color(50%DMF)
|
max:2
|
Acid Value (mgKOH/g)
|
31~36
|
Softening Point (ºC)
|
104~114
|
Glass Transition Temp. (ºC)
|
~69
|
Melting Viscosity (200ºC, cone/plate, mPa·s)
|
9000
±
800
|
Reactivity at 180ºC (s, 7% TGIC)
|
170
±
30
|
Curing Requirement
|
200ºC×10min
|
Packaging
|
PE Bags, Net Weight 25kg ± 0.1kg / bag
|
Specifications II:
Extrusion Condition
|
Two-screw Extruder
|
Zone I: 90~110ºC
|
Zone II: 110~120ºC
|
Speed of Revolution
|
500~1200rpm
|
Fineness of Powder
|
<100μm
|
Application Condition
|
Electrostatic Spraying With
|
40~70KV
|
Coating Film Thickness
|
50~100μm
|
Degreased Cold-rolled Steel
|
0.5mm
|
Film Properties
|
Gel Time (180ºC, sec)
|
200~300
|
Horizontal Flow (180ºC, mm)
|
22~26
|
Gloss (60°)
|
≥85%
|
Bending (φ1mm)
|
Pass
|
Adhesive (1mm, grade)
|
0
|
Pencil Hardness
|
≥1H
|
Impact (50cm)
|
Pass
|
More Code:
Code
|
Ratio
|
Cure Cycle
|
AV (mgKOH/g)
|
Viscosity (mPa.s/200ºC)
|
Tg (ºC)
|
Reactivity (s/180ºC)
|
Properties
|
NH3305
|
93/7
|
200ºC*10min
|
31~35
|
4600~6200
|
~65
|
160-280
|
General purpose resin. Cost-effective.
|
NH3306
|
93/7
|
200ºC*10min
|
31~36
|
8200~9800
|
~69
|
140-200
|
Excellent storage stability, good heat resistance and anti-yellowing. Suitable for sand texture and wrinkle texture powder coatings.
|
NH3307
|
93/7
|
200ºC*10minn
|
30~35
|
4000~6000
|
~67
|
200-260
|
General purpose resin for aluminum profile powder coatings with high Tg, outstanding flow and excellent outdoor durability.
|
NH3308
|
93/7
|
200ºC*10min
|
30~36
|
4500~6000
|
~65
|
200-300
|
General purpose resin for low gloss powder coatings with good outdoor durability and mechanical properties.
|
NH3309
|
93/7
|
200ºC*15min
|
30~35
|
2900~4100
|
~60
|
300-400
|
Excellent flow, good chemical resistance.
|
NH3309C
|
93/7
|
200ºC*15min
|
29~35
|
3500~4200
|
~60
|
380-450
|
Excellent flow, enhanced outdoor durability.
|
Remarks:
All the polyester resins could be customized to
Non-tin
(A),
anti
gas burners
(G),
tribo gun
(T) and
anti-blooming
(F).
Company Profile:
Kinte Materials Science and Technology Co., Ltd. is subordinate to China Machinery Industry Corporation (a key state-owned enterprise directly managed by SASAC, ranking 284 among the world's top 500 in 2023). It is a national high-tech enterprise under China National Electric Apparatus Research Institute Co., Ltd. (Stock Code: 688128), a listed enterprise on the SSE STAR MARKET. Focusing on the R & D, production, and sales of environmentally friendly coatings (powder coatings, waterborne industrial coatings) and powder coating resins, the company is committed to improving the global market competitiveness of China's environmentally friendly coating industry. Now it has become the leader and promoter in China's technological development of environmentally friendly coatings as well as polyester resins for powder coatings!
We have gained ISO9001 and ISO14000, ISO18001, RoHS, UL certification, and QUALICOAT Certificates. Due to the excellent and stable quality, our products always enjoy a high reputation at home and overseas, and were sold to more than 30 countries.
The polyester resin branch was founded in 2000, now there are two factories (DongGuan factory and TaiXing Factory) with an annual production capacity of over 80,000 tons, and the annual production capacity reached 120000 tons by the end of 2023, opening the road to global diversified development. Our clients include many top-tier powder manufacturers in the world such as AKZO, PPG, TIGER, PROTECH, NIPPON, OXYPLAST, JOTUN, SHERWIN, VALSPAR, SINTERPLAST, etc.
We unremittingly stick to the business principle of "Quality is the life, adhere to first-class technology, first-class quality, first-class cost, and first-class brand". We would like to provide a complete set of services and solutions for both domestic and abroad customers and would like to go forward to a brilliant future with you together.