Chemical name | Carbopol/carbomer resin | ||||||
Model | Carbomer940/ 941 | ||||||
MF | - [-CH2-CH-]N-COOH | ||||||
Appearance | White loose powder, with characteristic odor, with moisture | ||||||
Acidity | 2.5-3.5 | ||||||
Heavy metal | <10ppm | ||||||
Benzene content | Does not contain benzene | ||||||
Characteristics | High viscosity has good viscosity increasing effect |
Test item | Standard | Test Method | Result |
Identify | Meet the requirement | IR | Conforms |
0.5%aqueous solution viscosity | 40,000-60,000mpa*s | Rotary Viscosimeter | 53600mpa*s |
ResidualEthyl Acetate | ≦0.5% | Gas chromatography | 0 |
Residual Cyclohexane | ≦0.3% | Gas chromatography | 0.03% |
Ignition Residue | ≦4.0% | Muffle | 0.2% |
Acrylic Acid | ≦0.25% | HLPC | 0.1% |
Loss on Drying | ≦2.0% | Oven | 0.95% |
-COOH% | 56.0%-68.0% | Acid base Titration | 61.8% |