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Specifications
| Appearance: | Colorless to light yellow liquid |
| Content: | 17 wt.% in water |
| Molecular Weight (MW): | 200,000 ~ 300,000 |
| Viscosity: | 500 - 2000 cps |
Applications
1. Superabsorbent Polymers
Used in hygiene products such as diapers, adult incontinence products, and sanitary napkins because of its ability to absorb and retain large amounts of water.
2. Water Treatment
Acts as a dispersant and flocculant in wastewater treatment to remove suspended solids.
Helps prevent scale formation and controls water hardness.
3. Detergents and Cleaning Products
Incorporated into detergents as a scale inhibitor and dispersant to improve cleaning efficiency and prevent redeposition of dirt.
4. Cosmetics and Personal Care
Used as a thickening agent, film former, and emulsifier in lotions, creams, and gels.
Provides moisture retention and improves texture.
5. Pharmaceuticals
Serves as a controlled release agent in drug formulations.
Enhances bioadhesion in topical and oral delivery systems.
6. Paints and Coatings
Acts as a rheology modifier to control viscosity and stability in waterborne paints and coatings.
7. Adhesives and Sealants
Improves adhesion and flexibility in various polymer formulations.
Benefits
Excellent Water Absorption: Can absorb many times its weight in water.
Biocompatibility: Suitable for use in personal care and pharmaceutical products.
pH Responsiveness: Swells or shrinks in response to pH changes, useful for controlled release.
Non-toxic and Environmentally Friendly: Biodegradable variants exist.
Versatile Functional Groups: Carboxyl groups allow easy chemical modification and crosslinking.
Improved Dispersion: Enhances stability and performance in suspensions and emulsions.
Conclusion
Polyacrylic acid (CAS 9003-01-4) is a versatile, water-soluble polymer widely used across industries including hygiene products, water treatment, cosmetics, pharmaceuticals, paints, and adhesives. Its excellent water absorption, biocompatibility, and functional versatility make it invaluable in applications requiring moisture management, dispersion, and controlled release.
