Polyvinylpyrrolidone Cross-linked PVPP Cas 25249-54-1

Cas:25249-54-1

MF:C6H9N

MW:111.14176

EINECS:607-660-4

Ma'ana:Polyvinylpolypyrrolidone mai haɗin gwiwa;Povidone giciye;PVP mai haɗin gwiwa;Poly[1- (2-oxo-1-pyrrolidinyl) -1,2-ethanediyl];Polyvinylpyrrolidone mai narkewa (Crospovidone);INSOLUBLEPOLYVINYLPOLYPYRROLIDONE;polyvinylpyrrolidonepolyvinylpyrrolidone;Polyvinylpyrrolidone mai haɗin haɗin gwiwar USP/EP/BP;CROSPOVIDONE, Polyvinylpyrrolidone mai haɗin giciye;Polyvinylpyrrolidone crosslinking

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Menene Polyvinylpyrrolidone Cross-linked PVPP Cas 25249-54-1?

Polyvinylpyrrolidone cross-linked (PVPP) shine polymer mai haɗin gwiwa wanda ba shi da narkewa a cikin ruwa, acid mai karfi, tushe mai karfi, da sauran kaushi na kwayoyin halitta, wanda aka kafa ta hanyar polymerization na vinyl pyrrolidone monomers a ƙarƙashin takamaiman yanayi.A matsayin muhimmin samfurin sinadarai mai kyau na polymer, PVPP yana da kyawawan kaddarorin da yawa, kuma an yi amfani dashi sosai a cikin kayan shafawa, abinci, magani da sauran fannoni.

Ƙayyadaddun bayanai

Samfura	PolyKoVidoneTM -XL (Nau'in A)	PolyKoVidoneTM-10 (Nau'in B)
Bayyanar	Fari ko rawaya-fararen foda ko flakes
Abubuwan da ke narkewa da ruwa % max.	1.0	1.0
Ƙimar pH (1% a cikin ruwa)	5.0-8.0	5.0-8.0
Asara akan bushewa % max	5.0	5.0
Sulfate ash % max	0.1	0.1
Abubuwan Nitrogen %	11.0-12.8	11.0-12.8
Rashin tsabta A(Vinylpyrrolidone) ppm max	10	10
Peroxide (Kamar H2O2) ppm max	400	1000
Karfe masu nauyi ppm max	10	10
Girman ɓarna (µm), ≥80%	50-250	5-50

Aikace-aikace

PVPP, a matsayin muhimmin samfurin sinadarai mai kyau na polymer, yana da kyawawan kaddarorin da yawa, kuma an yi amfani dashi sosai a cikin kayan shafawa, abinci, magani da sauran fannoni.Saboda girman nauyin kwayoyin halitta da tsarin haɗin giciye na polyvinylketone mai haɗe-haɗe, ba shi yiwuwa a cikin ruwa amma zai iya haifar da tsarin sadarwarsa da sauri ya fadada kuma ya rushe lokacin da aka ci karo da ruwa.Ana amfani da PVPP ko'ina azaman wakili na tarwatsawa don allunan a cikin magani, kazalika da dakatarwar stabilizer, wakili mai haɗaɗɗun kayan aikin magunguna, da wakili mai haɗaɗɗun tannins da polyphenols a cikin magungunan shuka.

Samfura masu alaƙa

Samfura	Synonymous	CAS
Povidone aidin	PVP-I	25655-41-8
Polyvinylpyrrolidone	PVP	9003-39-8
Polyvinylpyrrolidone mai haɗin gwiwa	Farashin PVPP	25249-54-1
N-Vinyl-2-pyrrolidone	NVP	88-12-0
N-Methyl-2-pyrrolidone	NMP	872-50-4