Polyvinyl Polypyrrolidone 9003-39-8
Khoom piav qhia
Lub npe: Crosslinked povidone, Crospovidone, Crospovidonum
Lub npe tshuaj: Crosslinked polyvinyl pyrrolidone, 1-vinyl-2-pyrrolidone homopolymer, 1-etheyl-2-pyrolidione homopolymer
CAS Nr: 9003-39-8
Synonyms: crosslinked povidone,, E1202, Kallidon CL, Kallidon CL M, Polyplasdone XL, PVPP, polyvinylpolypyrrolidone, thiab lwm yam.
CTFA lub npe: Crosslinking polyvingypyrrolidone (abbreviated li PVPP)
Nqe lus piav qhia: Dawb los yog milky dawb ntws hmoov, yooj yim hygroscopic, tsis muaj ntxhiab los yog tsw ntxhiab me ntsis, insoluble hauv dej, alkali, acid thiab feem ntau siv cov kuab tshuaj organic, muaj zog o kev ua tau zoo thiab complexing muaj peev xwm rau ntau yam tshuaj.
Crospovidone XL yog cov khoom siv zoo tshaj plaws uas tau siv dav hauv kev tsim cov ntsiav tshuaj. Nws yog ib qho cross-linked polyvinylpyrrolidone polymer uas txhim kho cov ntsiav tshuaj disintegration lub sij hawm thiab dissolution tus nqi. Crospovidone XL yog ib qho khoom noj khoom haus zoo tshaj plaws rau cov khoom xyaw qis qis uas yuav tsum tau ua kom sai sai thiab tawg hauv plab. Nws nthuav tawm cov dej ntws zoo heev, muaj peev xwm nqus dej siab, thiab kev sib raug zoo nrog ntau yam ntawm cov khoom xyaw tshuaj nquag. Crospovidone XL yog cov khoom siv uas muaj txiaj ntsig thiab muaj txiaj ntsig zoo uas txhim kho cov ntsiav tshuaj zoo thiab txhim kho kev ua tau zoo ntawm cov tshuaj.
Technical Performance index
| Qhov tshwm sim | PolyKoVidoneTM-XL (Hom A) | PolyKoVidoneTM-10(Hom B) |
| xim | dawb los yog lub teeb daj hmoov | |
| Dej soluble teeb meem% max, | 1 | 1 |
| pH tus nqi (1% aqueous tov) | 5.0-8.0 | 5.0-8.0 |
| poob ntawm ziab% max, | 5 | 5 |
| sulfate tshauv% max, | 0.1 | 0.1 |
| nitrogen cov ntsiab lus, | 11.0-12.8 | 11.0-12.8 |
| impurity A (residual monolith) ppm max | 10 | 10 |
| peroxide (hydrogen peroxide) ppm m | 400 | 1000 |
| hnyav hlau ppm max | 10 | 10 |
| Qhov loj me (μm), Ntau dua lossis sib npaug li 80%, | 50-250 | 5-50 |
Hangzhou Weitong Nano Materials Co., Ltd. yog ib lub lag luam tshiab tsom rau ntawm thaj chaw ntawm nanomaterials, nrhiav tau nyob rau hauv 2015. Peb tsuas yog tsim thiab muag N-vinylpyrrolidone thiab downstream PVP series khoom. Hangzhou Weitong Nano Materials Co., Ltd. tau cog lus los muab cov neeg siv khoom nrog cov khoom tsim nyog tshaj plaws raws li kev lag luam ntawm "kev ncaj ncees, kev tsim kho tshiab, kev mob siab rau thiab kev koom tes".
Cim npe nrov: polyvinyl polypyrrolidone 9003-39-8, Tuam Tshoj polyvinyl polypyrrolidone 9003-39-8 manufacturers, lwm tus neeg, Hoobkas
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