Superabsorbent polymer
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[edit] History
Commercial production began in 1978 in Japan, for use in feminine napkins.
[edit] Uses
The largest use of superabsorbent polymers is in personal hygiene products, such as diapers. They are also used for artificial snow for motion picture and stage production.
[edit] Manufacture
Superabsorbent polymers are made from acrylic acid and a crosslinker using the technique of suspension polymerization. The swelling capacity is controlled by the type and quantity of crosslinker control . The most common superabsorbent polymer is sodium salts of poly(acrylicacid).
[edit] See Also
Sodium Polyacrylate
