Model NO.: PVM/MA Natural Resin: Methylvinylether/Maleic Anhydride Copolymer Molecular Principal Chain: Methylvinylether/Maleic Anhydride Copolymer CAS: 25153-40-6 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:These Polymers are free acid form of the copolymer of Methylvinyl ether and Maleic Anhdride.Avalilable in a range of Molecular weights with tunable rheological properties.Those polymers soluble in water,serve as excellent film formers and bioadhesive/mucosal adhesives.
Applications:The Polymers are available for use in hair care and oral care products.In toothpaste and mouths rinses,it's helps control formation and growth of tartar,protects enamel from dietary acid and retains active Ingredients
.The strong bioadhesive founction of the polymer retains antimicrobical agents,flavors,coolants,breath fresheners,medicants and other insoluble actives in the mouth.
Typical Technical Parameters:
|YR-VM/MA 20P ||YR-VM/MA80P ||YR-VM/MA100P ||YR-VM/MA200P |
|Apperance ||White to off-white powder |
|pH(5% in water) ||1.5~2.5 ||1.5~2.5 ||1.5~2.5 ||1.5~2.5 |
|Loss on drying ||6.0% max. ||6.0% max. ||6.0% max. ||6.0% max |
|Specific Viscosity ||0.2~1.0 ||1.0~2.5 ||2.5~4.0 ||4.0~10.0 |
|Heavy Metals ||7 ppm max. ||7 ppm max. ||7 ppm max. ||7 ppm max. |
|Total Aerobic Plate Count ||500cfu/g max. ||500cfu/g max. ||500cfu/g max. ||500cfu/g max. |
|Mold/Yeast ||500cfu/g max. ||500cfu/g max. ||500cfu/g max. ||500cfu/g max. |
|Staphylococcus Aureus ||Negative ||Negative ||Negative ||Negative |
|Salmonella ||Negative ||Negative ||Negative ||Negative |
|Pseudomonas Aeruginosa ||Negative ||Negative ||Negative ||Negative |
|E.Coli ||Negative ||Negative ||Negative ||Negative |
|G-Bacilli ||Negative ||Negative ||Negative ||Negative |
Contact us if you need more details on Pvme/Ma. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Pvm/Ma、Polymethylvinylether. If these products fail to match your need, please contact us and we would like to provide relevant information.
Product Categories : PVME/MA Copolymer