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Product Name:Poly(Methylvinylether/Maleic Anhydride)Copolymer
Product Code:YNR-AP***
CAS NO.:9011-16-9
INCI Name:PVM/MA Copolymer
Insoluble in water , soluble in THF , Acetone , etc.Hydrolysis happens in
water under proper condition.For production of di-acid products and half ester products.
Key Technical Parameters:
| Types |
YR-VM/MA AP13 |
YR-VM/MA AP30 |
YR-VM/MA AP70 |
YR-VM/MA AP125 |
YR-VM/MA AP250 |
| Appearance |
Whiter to off-white free flowing powder
|
| Specific Viscosity(1% in 2-Butanone) |
0.1~0.5 |
0.5~1 |
1.0~1.5 |
1.5~2.5 |
2.5~4.0 |
| Molecular Weight |
130,000~200,000 |
200,000~500,000 |
500,000~1,000,0000 |
1,000,000~1,800,000 |
1,800,000~2,000,000 |
| Volatiles |
2.0% max. |
2.0% max. |
2.0% max. |
2.0% max. |
2.0% max. |
| Active Content |
98% min. |
98% min. |
98% min. |
98% min. |
98% min. |
| Residue Maleic Anhydride |
Negative |
Negative |
Negative |
Negative |
Negative |
Applications:
The polymer series serves as a base polymer for making bioadhesives in denture adhesive applications. The polymers are not directly usable in a denture adhesive formulation.
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