Zj7031A Is a Kind of Saturated Carboxyl Polyester Resin, in Combination with Epoxy (7/3) for Manufacturing Mixed Thermosetting Powder Coatings.

Basic Info.

Model NO.	ZJ7031A
Trademark	ZHENGJIE
Origin	China
HS Code	3907999000
Production Capacity	150000ton/Year

Product Description

THE COMPANY BRIEF INTRODUCTION Huangshan Zhengjie New Materials Co.,Ltd.was founded in 2008,it is a high-tech enterprise specializing in the research,development,production and marketing of polyester resin and primid(HAA)curing agent for powder coatings in Anhui Province. Our company has experienced 12 years of development,from the initial stage and the growth stage to the stage of reform,innovation and growth,In 2017,Huangshan Yu Xin Trade Company was successfully acquired,and established Anhui Huizhou Zhengjie Technology Co.,Ltd.Upgrading of product line has been realized.At present,our company's annual output value is over 300 million RMB,with 15 independent patents and registered trademarks,and has broad prospects for development. Our company has consistently adhered to the concept of"innovation is the first driving force for development".It is determined to persevere in the belief that"quality is life".It has always promoted the construction of "Zhengjie Brand"through technological research and development.It has established a technology research and development center,trained a high-quality technical team and possessed first-class production equipment and research. In the future ,Zhengjie will continue to invest a lot of resources to build a marketing network, and vigorously develop a high-quality sales team.Build and further enable ERP/CRM/SRM to cover r&d, production, logistics, sales, finance, human resources, strategic decision-making and other comprehensive information management systems.Get through the whole order process, realize the visualization of the whole process from customer order to delivery, mobile management, transparent production, and provide customers with better services.Polyester Resin ZJ7031A Product Description: ZJ7031A is a kind of saturated carboxyl polyester resin, In combination with epoxy (7/3) for manufacturing mixed thermosetting powder coatings. Product Properties: Excellent mechanical properties,good flow and economy
Specifications:

Performance	Specifications	test method
Appearance	Colorless to light yellow flake	visual inspection
Color(50%DMF)	≤5	GB/T9281
Acid Value(mgKOH/g)	30~34	GB/T6743-2008
Softening Point (ball) (ºC)	105~110	GB/T12007.6
Glass Transition Temp /Tg (ºC)	55	GB/T19466.2
Viscosity(CAP,P/200ºC)	35~45	GB/T9751.1-2008

Starting Formulation:

Material	ZJ7031A	Epoxy resin	Pigment & filler	Flow Agent(PV5)	Gloss Enhancer (701)	Benzoin
Formula	420g	180g	375g	10g	10g	5g

Extrusion Condition: extrusion temperature: 100~110ºC Speed: 35~40HZ Particle size: 35~45μm Execution Condition: Spraying tension: 60~80KV Thickness: 75~90μm Curing Condition: 180ºC/15min(MT) Properties: Gloss(60°): ≥90%; Bending(φ1mm): PASS; Adhesion(grid1mm): 0mm; Hardness(pencil) : ≥1H; Impact(50cm): PASS Package 25kgs/kraft paper-PP woven compound bag Storage Conditions and shelf life: The product should be stored indoors in a dry and ventilated place, and the temperature should not be higher than 30ºC. The shelf life of resin is 1 year, should avoid direct sunlight.