Polyvinylpyrrolidone Cross-ti sopọ mọ PVPP Cas 25249-54-1
Polyvinylpyrrolidone cross-linked (PVPP) jẹ polymer ti a ti sopọ mọ agbelebu ti o jẹ insoluble ninu omi, awọn acids ti o lagbara, awọn ipilẹ ti o lagbara, ati awọn ohun elo ti o wa ni ipilẹ gbogbogbo, ti a ṣe nipasẹ polymerization ti vinyl pyrrolidone monomers labẹ awọn ipo pataki. Gẹgẹbi ọja kemikali ti o dara julọ polima, PVPP ni ọpọlọpọ awọn ohun-ini ti o tayọ ati alailẹgbẹ, ati pe o ti lo pupọ ni awọn ohun ikunra, ounjẹ, oogun ati awọn aaye miiran.
| Ọja | PolyKoVidoneTM -XL (Iru A) | PolyKoVidone TM -10 (Iru B) |
| Ifarahan | Funfun tabi yellowish-funfun lulú tabi flakes | |
| Omi-tiotuka oludoti % max. | 1.0 | 1.0 |
| Iye pH (1% ninu omi) | 5.0-8.0 | 5.0-8.0 |
| Pipadanu lori Gbigbe% max | 5.0 | 5.0 |
| eeru Sulfate% max | 0.1 | 0.1 |
| Akoonu Nitroji% | 11.0-12.8 | 11.0-12.8 |
| Aimọ A(Vinylpyrrolidone) ppm max | 10 | 10 |
| Peroxide (Bi H2O2) ppm max | 400 | 1000 |
| Awọn irin ti o wuwo ppm max | 10 | 10 |
| Iwọn apakan (µm), ≥80% | 50-250 | 5-50 |
PVPP, gẹgẹbi ọja kemikali ti o dara julọ polima, ni ọpọlọpọ awọn ohun-ini ti o tayọ ati alailẹgbẹ, ati pe o ti lo ni lilo pupọ ni awọn ohun ikunra, ounjẹ, oogun ati awọn aaye miiran. Nitori iwuwo molikula giga ati ọna ọna asopọ agbelebu ti polyvinylketone ti o ni asopọ agbelebu, ko ṣee ṣe ninu omi ṣugbọn o le yara jẹ ki eto nẹtiwọọki rẹ faagun ati ki o faragba itusilẹ nigbati o ba pade omi. PVPP ti wa ni lilo pupọ bi oluranlowo itusilẹ fun awọn tabulẹti ni oogun, bakanna bi imuduro idadoro, oluranlowo idiju fun awọn paati elegbogi, ati oluranlowo idiju fun awọn tannins ati polyphenols ni awọn oogun ti o da lori ọgbin.
| Ọja | Itumọ | CAS |
| Povidone iodine | PVP-I | 25655-41-8 |
| Polyvinylpyrrolidone | PVP | 9003-39-8 |
| Polyvinylpyrrolidone agbelebu | PVPP | 25249-54-1 |
| N-Vinyl-2-pyrrolidone | NVP | 88-12-0 |
| N-Methyl-2-pyrrolidone | NMP | 872-50-4 |
25kgs / ilu, 9tons / 20'epo
Polyvinylpyrrolidone Cross-ti sopọ mọ PVPP Cas 25249-54-1
