to Ion exchange resins
to Properties of polymers

Weak Cation Exchange Resin

(submitted by the website administration)

Weak Cation Exchange Resin
Macroporous Weak Acid Cation Exchange Resin in hydrogen form
Property Value in metric unit Value in US unit
Matrix Polyacrylic, macroporous
Functional group Carboxylic acid
Exchange capacity 3.8 eq/l 83 kgr of CaCO3/ft³
Water content 47%
Total swelling (Na+ → H+) 70%
Particle size (90%) 0.3-1.2 mm 50-16 mesh
Particle density 1.18 kg/l 77.3 lb/ft³
Shipping weight 0.75 kg/l 47 lb/ft³
Maximum work temperature 120 °C 250 °F
PH range 5-14
Min. bed depth 800 mm 2.6 ft
Service flow rate 5-50 m/h 2-20 gpm/ft2
Regeneration rinse (HCl) 1-10 m/h 0.4-4 gpm/ft2
Regeneration rinse (H2SO4) 5-20 m/h 2-8 gpm/ft2
Rinse 5-20 m/h 2-8 gpm/ft2
Total rinse requirement 3-6 bed volumes
Regenerant H2SO4 (1-5%) or HCl (0.5-0.8%)

Related internal links


to Ion exchange resins
to Properties of polymers