Superabsorbent Polymers: AQUALIC™ CA Acrylic acid/Sodium acrylate copolymer, cross-linked

Basic Information

AQUALIC™ CA is a general-purpose, superabsorbent polymer that is mainly used in disposable diapers.
It has excellent liquid absorbing properties and quick absorption of various aqueous solutions. AQUALIC™ CA also has exceptional water retention properties, particularly in pressurized conditions.

Details of Functions

Overview of Absorption Properties

AppearanceWhite powder
Absorption Amount
[g/g-SAP]
Deionized Water300-1,000
Normal Saline Solution (NSS)*130-60
Average Particle Diameter (μm)300-450
*1: 0.9% sodium chloride aqueous solution

Moisture Absorption and Desorption Properties

AQUALIC™ CA has moisture absorption and desorption properties that enable it to absorb and desorb moisture according to the relative humidity.
The saturated moisture absorption amount also depends on the relative humidity.

Graph of Absorption rate-Time
Graph of Saturated absorption rate-Relative temperature

Examples of Applications

Raw materials for hygiene products

Diapers, Feminine hygiene products, Breastfeeding pads

Daily-use items

Pet sheets, Cat litter, Air fresheners, Disposable hand and body warmers, Refrigerants, Drip sheets, Various waste liquid solidifiers, Civil engineering