Polyvinylpyrrolidone Cross-linked PVPP Cas 25249-54-1

Cas :25249-54-1

MF:C6H9NO

MW:111.14176

EINECS:607-660-4

Synonym:Polyvinylpolypyrrolidone cross-linked; Povidone e kopantsoeng ka sefapano; PVP e amanang le sefapano; Poly[1-(2-oxo-1-pyrrolidinyl) -1,2-ethanediyl]; Polyvinylpyrrolidone e ke keng ea qhibiliha (Crospovidone); INSOLUBLEPOLYVINYLPOLYPYRROLIDONE; polyvinylpyrrolidonepolyvinylpyrrolidone; Polyvinylpyrrolidone cross-linked USP / EP / BP; CROSPOVIDONE, Polyvinylpyrrolidone sefapano se hokahaneng; Polyvinylpyrrolidone crosslinking

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Polyvinylpyrrolidone Cross-linked PVPP Cas 25249-54-1 ke eng?

Polyvinylpyrrolidone cross-linked (PVPP) ke polymer e amanang le sefapano e ke keng ea qhibiliha ka metsing, li-acids tse matla, li-bases tse matla, le li-solvents tse tloaelehileng, tse entsoeng ke polymerization ea vinyl pyrrolidone monomers tlas'a maemo a itseng. E le sehlahisoa sa bohlokoa sa lik'hemik'hale tsa polymer, PVPP e na le thepa e mengata e babatsehang le e ikhethang, 'me e sebelisitsoe haholo ho litlolo, lijo, meriana le masimo a mang.

Tlhaloso

Sehlahisoa	PolyKoVidone TM -XL (Mofuta A)	PolyKoVidoneTM -10 (Mofuta oa B)
Ponahalo	Phofo kapa li-flakes tse tšoeu kapa tse mosehla-tšoeu
Lintho tse qhibilihang ka metsing % max.	1.0	1.0
pH Boleng (1% metsing)	5.0-8.0	5.0-8.0
Tahlehelo ha e Omisa % max	5.0	5.0
Molora oa sulphate% max	0.1	0.1
Naetrojene %	11.0-12.8	11.0-12.8
Tšilafalo A(Vinylpyrrolidone) ppm max	10	10
Peroxide(As H2O2) ppm max	400	1000
Litšepe tse boima ppm max	10	10
Boholo bo itseng (µm), ≥80%	50-250	5-50

Kopo

PVPP, e le sehlahisoa sa bohlokoa sa lik'hemik'hale tse ntle tsa polymer, e na le thepa e ngata e babatsehang le e ikhethang, 'me e sebelisitsoe haholo ho litlolo, lijo, meriana le masimo a mang. Ka lebaka la boima bo phahameng ba limolek'hule le sebopeho sa li-cross-link tsa polyvinylketone tse amanang le sefapano, ha e qhibilihe ka metsing empa e ka etsa hore mohaho oa marang-rang oa eona o atolohe le ho senyeha ha o kopana le metsi. PVPP e sebelisoa haholo e le moemeli oa ho arohana bakeng sa matlapa a meriana, hammoho le stabilizer ea ho emisa, motsoako o rarahaneng bakeng sa likarolo tsa meriana, le motsoako o rarahaneng oa li-tannins le polyphenols ka lithethefatsi tse thehiloeng limela.

Lihlahisoa tse amanang

Sehlahisoa	Synonyme	CAS
Povidone iodine	PVP-I	25655-41-8
Polyvinylpyrrolidone	PVP	9003-39-8
Polyvinylpyrrolidone cross-linked	PVPP	25249-54-1
N-Vinyl-2-pyrrolidone	NVP	88-12-0
N-Methyl-2-pyrrolidone	NMP	872-50-4