Vinylpyrrolidone/vinylacetate copolymers cas 25086-89-9 PVP/VA Copolymer
--Vinylpyrrolidone/ vinylacetate copolymers (lus luv PVP/VA)
■ CAS Nr. 25086-89-9
■ Lub Npe INCIPVP/VA Copolymer
■ Cov Qauv Molecular thiab Cov Qauv (C6H9TSIS MUAJ)n(C4H6TUS2)m
■ Cov yam ntxwv
-- Ib hmoov dawb, thiab meej thiab tsis muaj xim rau me ntsis daj nrog rau tsw ntxhiab me ntsis;
--Soluble hauv dej thiab ntau cov organic solvents;
Siv tshwj xeeb hauv cov tshuaj tsuag plaub hau aerosol, Twj Tso Kua Mis, Tshuaj Pleev Xim, Tshuaj Pleev Xim mousses, gels thiab Cov Tshuaj Pleev Xim Rau Plaub Hau
--Hmoov: nyob rau hauv 25/50 kg fiber los yog yas nruas, sab hauv lined nrog PE hnab;
--Kev daws teeb meem: hauv 50 kg yas nruas, lossis 800/1,000 kg IBC;
--Khaws cia rau hauv qhov chaw qhuav ntawm chav tsev kub
| Cov khoom | K-nqi | Khoom khov,% | Dej,% | pH | VP+VAC,% |
| PVP / VA64, Hmoov | 26-34 | ≥95 | ≤5 | 4-7 | ≤0.1 |
| PVP /VA64 E | 30-36 | 48-52 | ≤0.5 | -- | ≤0.1 |
| PVP /VA64 W | 26-34 | 48-52 | Kwv yees li ntawm 50 | 5-7 | ≤0.1 |
| PVP /VA55 Kuv | 22-28 | 48-52 | ≤0.5 | -- | ≤0.1 |
| PVP /VA55 E | 30-36 | 48-52 | ≤0.5 | -- | ≤0.1 |
| PVP /VA37 E | 28-36 | 48-52 | ≤0.5 | -- | ≤0.1 |
| PVP /VA37 Kuv | 25-31 | 48-52 | ≤0.5 | -- | ≤0.1 |
| PVP /VA73 E | 28-38 | 48-52 | ≤0.5 | -- | ≤0.1 |
| PVP /VA73 W | 24-32 | 48-52 | Kwv yees li ntawm 50 | 5-7 | ≤0.1 |
