Aditya Birla Chemicals
 
 
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Medium molecular weight (standard viscosity) epoxy resins

The Epotec range of conventional solid medium molecular weight standard epoxy resins are based on bisphenol-A with different molecular weights and viscosities that are suitable for general purpose powder coatings for electric panel boards, automobile spares, bathroom fittings, decorative articles and fixtures.

Various grades of of these epoxy resins are manufactured by Aditya Birla Chemicals (Thailand), and include:

YD 901 | YD 901H | YD 902 | YD 903 | YD 903H | YD 903HE | YD 904 | YD 905

Product specifications:
Grade YD 901
EEW1 450 - 525
Melt Viscosity2 200 - 700
Colour3 0.5
S.P.4 65 - 75
Features Standard type 1 resin
   
Grade YD901H
EEW1 500 - 600
Melt Viscosity2 1,000 - 2,500
Colour3 0.5
S.P.4 67 - 77
Features Higher Tg than Epotec® epoxy resin YD901
Grade YD 902
EEW1 660 - 725
Melt Viscosity2 2,200 - 3,500
Colour3 0.5
S.P.4 81 - 91
Features Suitable for hybrid/pure epoxy powder coating, good Tg
   
Grade YD 903
EEW1 725 - 800
Melt Viscosity2 3,800 - 6,000
Colour3 0.5
S.P.4 90 - 96
Features Suitable for hybrid/pure epoxy powder coating
   
Grade YD 903H
EEW1 800 - 880
Melt Viscosity2 4, 000 - 7,000
Colour3 0.5
S.P.4 92 - 102
Features Suitable for hybrid/pure epoxy powder coating
Grade YD 903HE
EEW1 860 - 930
Melt Viscosity2 7000 - 10,200
Colour3 0.5
S.P.4 104 - 115
Features Suitable for hybrid/pure epoxy powder coating.
   
Grade YD 904
EEW1 900 - 975
Melt Viscosity2 800 - 1,6005
Colour3 0.5
S.P.4 96 - 107
Features Suitable for epoxy ester formulation
   
Grade YD 905
EEW1 1,250 - 1,400
Melt Viscosity2 3,000 - 6,0005
Colour3 1
S.P.4 105 - 120
Features Suitable for rebar/pipe coating
1 Epoxy equivalent weight (grams/equivalent)
2 ICI melt viscosity @ 150°C (cPs)
3 Gardner colour scale (max)
4 Softening point °C (Mettler ball and cup method)
5 ICI melt viscosity @ 200°C (cPs)

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