产品及应用
Name: Copovidone, VP/VA Copolymer
CAS No.: 25086-89-9
Product Introduction
PVP VA series are different proportion of Vinyl pyrrolidone and vinylacetate in powder, alcohol solution and aqueous solution. The aqueous solution products may be varied from transparent to turbid, the clarity of the solution depends on the proportion of Vinyl pyrrolidone and vinyl acetate. The solution is slightly acidic but not electrolytic.
Specification (Powder) (USP/BP/EP)
|
Product Name |
K Value |
Nitrogen % |
(VP+VC) % |
Loss on drying % |
|
VA64 Powder |
25.2-30.8 |
7.0-8.0 |
＜0.4 |
＜5.0 |
|
Heavy metals ppm |
Aldehydes ppm |
Peroxide ppm |
Hydrazine ppm |
α-p % |
|
＜20 |
＜500 |
＜400 |
＜1 |
＜0.5 |
Packing and Storage
Liquid is packed in 50kg/plastic drum or 1MT/IBC drum; solid is packed in 25kg/fiber drum.
Application
Adhesive agent.
Film-former and hair fixing, setting and styling.
Foam stabilizier.
Emulsifying agent.
Yuking Technology (430179) is a high-tech enterprise with a global vision, core competitiveness, and industry voice that breaks the monopoly of water-soluble polymers in Europe and the United States for more than 60 years. The group headquarter and R&D center are located in Shanghai Zhangjiang Medical Park. The Shanghai plant is located in the new area of the Lingang Free Trade Zone. It is the first R&D and production base for water-soluble polymers in China that integrates high automation, intelligence and information.
Tel
021-68286208
-
Manager Jia：
Tel：+86 21 68286299
Cell phone +86 18964063030
E-mail：grace@unipolymer.com -
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