Model NO.: PVM/MA Natural Resin: Methylvinylether/Maleic Anhydride Copolymer Molecular Principal Chain: Methylvinylether/Maleic Anhydride Copolymer CAS: 62386-95-2 Transport Package: 200kgs Drum Origin: China Synthetic Resin: Methylvinylether/Maleic Anhydride Copolymer Characteristic: Methylvinylether/Maleic Anhydride Copolymer Color: Slight Hazy Viscous Liquid Trademark: Y&R Specification: Cosmetic HS Code: 39059100 Properties:The copolymer supplied in powder form, is slowly soluble in water resulting in amber-colored solutions with high viscosity and adhesivity. It is used as a bioadhesive in denture adhesives, and as mucoadhesive for drug delivery to mucous membranes.And the Calcium salt bridges enhance cohesive properties.
Applications:This polymer can be used directly in the formulation of a denture adhesive. In denture adhesives the salts provide excellent wet adhesive strength and duration of hold.
Typical Technical Parameters:
Appearance | White to off-white powder |
pH(1% in water) | 5.5~7.0 |
Water content | 5.0~15.0% |
Calcium | 10.5~16% |
Total Aerobic Microbial Count | 500 cfu/g max. |
Yeasts/Molds | 200 cfu/g max. |
E.Coli | Negative |
Salmonella | Negative |
Pseudomonas Aeruginosa | Negative |
Staphylococuus Aureus | Negative |
Staphylococcus Aureus | Negative |
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Product Categories : PVME/MA Copolymer