Polyvinylpyrrolidone PVPP mai alaƙa da giciye Cas 25249-54-1
Polyvinylpyrrolidone cross-linked (PVPP) wani polymer ne mai haɗin giciye wanda ba ya narkewa a cikin ruwa, acid mai ƙarfi, tushe mai ƙarfi, da kuma abubuwan narkewa na halitta gabaɗaya, wanda aka samar ta hanyar polymerization na vinyl pyrrolidone monomers a ƙarƙashin takamaiman yanayi. A matsayin muhimmin samfurin sinadarai mai kyau na polymer, PVPP yana da kyawawan halaye da yawa na musamman, kuma an yi amfani da shi sosai a cikin kayan kwalliya, abinci, magani da sauran fannoni.
| Samfuri | PolyKoVidoneTM -XL (Nau'in A) | PolyKoVidoneTM -10 (Nau'in B) |
| Bayyanar | Foda fari ko fari mai launin rawaya ko ƙuraje | |
| Abubuwan da ke narkewa cikin ruwa % mafi girma. | 1.0 | 1.0 |
| Darajar pH (1% a cikin ruwa) | 5.0-8.0 | 5.0-8.0 |
| Asarar da za a yi idan an busar da ita ta kai matsakaicin % | 5.0 | 5.0 |
| matsakaicin tokar sulphate % | 0.1 | 0.1 |
| Adadin Nitrogen % | 11.0-12.8 | 11.0-12.8 |
| Rashin tsarki A (Vinylpyrrolidone) ppm max | 10 | 10 |
| Peroxide (As H2O2) matsakaicin ppm | 400 | 1000 |
| ƙarfe masu nauyi ppm max | 10 | 10 |
| Girman ɗan kaɗan (µm), ≥80% | 50-250 | 5-50 |
PVPP, a matsayin wani muhimmin samfurin sinadarai mai kyau na polymer, yana da kyawawan halaye da yawa na musamman, kuma an yi amfani da polyvinylpyrrolidone mai haɗin giciye a cikin kayan kwalliya, abinci, magani da sauran fannoni. Saboda yawan nauyin kwayoyin halitta da tsarin haɗin giciye na polyvinylketone mai haɗin giciye, polyvinylpolypyrrolidone pvpp ba ya narkewa a cikin ruwa amma yana iya haifar da faɗaɗa tsarin hanyar sadarwa da sauri lokacin da aka haɗu da ruwa. Ana amfani da PVPP sosai a matsayin wakilin wargajewa don allunan magani, da kuma matsayin mai daidaita dakatarwa, wakili mai haɗaka ga abubuwan magunguna, da kuma wakili mai haɗaka don tannins da polyphenols a cikin magungunan tsire-tsire.
25kgs/ganga, tan 9/kwantenar 20'
Polyvinylpyrrolidone PVPP mai alaƙa da giciye Cas 25249-54-1
