Dry Blending Polyester Resins for Polyester/ Haa Powder Coatings

• CAS No.: 25135-73-3
• Formula: /
• EINECS: /
• Molecular Principal Chain: High-Molecular Polymer
• Color: White
• Ratio: 90/10 & 96/4
• Model NO.: NH6083 & NH6685
• Type: Dry-Blending Haa Polyester Resins
• Acid Value (Mgkoh/G): 80-90 and 19-24
• Transport Package: 25kg/Bag
• Trademark: KINTE
• Origin: China
• HS Code: 3907999000
• Production Capacity: 80000 Tons Per Year

Product Description

Dry Blended Polyester Resins for Polyester/ HAA One-shot Matte Finishes

NH6083/NH6685 are saturated carboxyl polyester resins for polyester-HAA one-shot matte finishes.

Basic Features

One-Shot Gloss Control System, able to achieve gloss at about 10%.

Recommend Formulation:   

Formulation	NH6161	NH6687	XL-552	Pigments & Fillers	Leveling Aegnt	Benzoin
-	100	100	15	150	2.4	1.2

Specifications:

Items	NH6083	NH6685
Appearance	Pale yellow flake	Pale yellow flake
Color (50%DMF)	≤3	≤3
Acid Number (mgKOH/g)	80~90	19~24
Softening Point (ºC)	98~118	100~110
Glass Transition Temp. (ºC)	~58	~58
Melting Viscosity (ICI, mPa·s)	3300±800	5600±800
Reactivity s (180ºC, 10, 4% XL552)	60±30	250±30
Curing Requirement	180ºC×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	50~80μm
	Degreased Cold-rolled Steel	0.5mm
Film Properties	Gloss (60°)	8~14%
	Adhesive (1mm, grade)	0
	Pencil Hardness	1H
	Direct Impact Resistance(50cm)	Pass

More Code

Code	Ratio	Cure Cycle	Acid Value (mgKOH/g)	Viscosity (mPa.s/200ºC)	Tg (ºC)	Reactivity (s/180ºC)	Properties
NH6083	90/10	180ºC*10min	80~90	1500~3500	~58	30-90	Fast cure resin. For one shot matt formulations.
NH6685	96/4	180ºC*10min	19~24	4800~6400	~57	220-280
NH6381	93/7	180ºC*10min	47~54	3800~4800	~60	60-120	Dry-blended for low gloss powder coatings with good mechanical properties and flow.
NH6688	96/4	180ºC*15min	19~24	4800~6400	~56	220-280
NH6161	91/9	160ºC*15min	68~76	2500~4500	~59	50-150	Low bake resins. Dry-blended for low gloss powder coatings, with good mechanical properties and flow.
NH6687	96/4	160ºC*15min	24~29	4000~6500	~56	160-260

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 2021). 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 2020, 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.