POLYUREA DEVELOPMENT ASSOCIATION EUROPE

Chemical Resistances

The next abbreviated tabel states, by way of example, the visual findings of an aromatic ElastoGuard® sample, black pigmented, spray-applied to sandblasted steel panels and immersed halfway into individual chemicals for a period of 1 year, except where noted.
Chemiscal resistance according ASTM D3912.

Chemical
Methanol
Gasoline
Diesel fuel
Toluene
5% MTBE/Gasoline
Motor oil
Hydraulic fluid
2-methylbutane
Water, room temperature
Water, 82°C, 14 days
10% NaCl/Water, 50°C, 14 days
Sulfuric acid 10%
Sulfuric acid 3% , 50°C, 14 days
Hydrochloric acid 10%
Fosforic acid 10%
Ammonium hydroxide 20%
Sodium hydroxide 20%
Sodium hydroxide 50%
Sodium hydroxide 1%, 50°C, 14d.
Potasium hydroxide 10%
Potasium hydroxide 20%
Acetic acid 10%

12 month exposure
light swelling, <48 hours
slight surface change, no hardness loss
no visible damage
Lichte zwelling, <24 hours
slight surface change
slight surface change, no hardness loss
slight surface change, no hardness loss
no visible damage
no visible damage
no visible damage
no visible damage
no visible damage
no visible damage
no visible damage
no visible damage
no visible damage
no visible damage
slight surface change, no hardness loss
slight surface change, no hardness loss
no visible damage
slight surface change, no hardness loss
no visible damage