Anhui Huishang International Ltd.
Main products:chemical resins,ink chemicals,food additives,construction materials,chemical raw materials for paint/coating/ink
Products
Contact Us
  • Contact Person : Mr. Hu Jack
  • Company Name : Anhui Huishang International Ltd.
  • Tel : 0086-551-2372118
  • Fax : 0086-551-2372117
  • Address : Anhui,Hefei,18F, Block C, NO. 680 SOUTH MAANSHAN ROAD, HEFEI, CHINA
  • Country/Region : China
  • Zip : 230051

polyester resin

polyester resin
Product Detailed
solid polyester resin good quality for powder coating, 93:7,70:30,60:40 75:25 50:50 95:5 also epoxy resin powder firm

polyester resin

Properties:

It is a carboxyl saturated polyester resin, to be used together with epoxy resin (at the rate of 50:50) to produce hybrid powder coating, giving high gloss, good flow effect, wonderful mechanical properties, pretty decorative effects, excellent yellowing resistance and marked exterior durability.

Specifications:

Appearance:                                                 Light yellow & clear flakes

Acid value (mgKOH/g):                               68-80

Softening point (°C):                                   96- 115(Ring & Ball Method)

Glass Transition Temperature (°C):           55 ± 3

  Viscosity (200°C/mPa.s):                          2000 - 4000

Recommended formulation:

Ingredients                                                Weight

Polyester resin ELT-P5050                        300g

Tio2 rutile                                                   375g

     Benzoin                                                  5g

Epoxy resin (E-12)                                      300g

     Flowing agent                                         10g

     Leveling agent (701B)                            10g

Technical condition for making coatings:

Extruder:                                                    SLJ-30AF

Clamp set temperature:                             100-120°C

Helix pole temperature:                             60°C

Rotational speed:                                       60rpm

Curing condition:                                       185°C/15 min. (metal temperature)

Coating film properties:

Film thickness:                                         70± 10μm

Gloss (60°C):                                           ≥ 90%

Bend (mm):                                              ≤ 6

Impact intensity:                                      ≥50kg .cm

Pencil hardness:                                        ≥1H

Packing:25kgs net per paper bag, 17500kgs / 1x20`fcl.

polyester resin



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