Hauv kev tsim kev tshawb fawb, kev ua tau zoo ntawm cov polymer tsis yog txhais los ntawm nws lub npe, tab sis los ntawm nws cov qauv molecular thiab kev ua haujlwm zoo. Polyvinylpyrrolidone (PVP) yog ib qho ntawm cov dej siv dav tshaj plaws -soluble polymers hauv cov tshuaj, tshuaj pleev ib ce, thiab kev lag luam formulations. Ntawm nws cov qib feem ntau, PVP K30 thiab PVP K90 feem ntau raug xaiv, tab sis feem ntau to taub yuam kev. Kev xaiv cov qib raug ncaj qha cuam tshuam rau viscosity, stability, solubility, thiab cov khoom kawg kev ua tau zoo.Cov kab lus no muab cov qauv qhia los pab cov neeg tsim qauv txiav txim siab zoo ntawm K30 thiab K90 raws li kev tshawb fawb thiab daim ntawv thov- cov ntsiab lus tsav.
Basic Formulation Selection Overview (K30 vs K90)
| Parameter | PVP K30 | PVP K90 |
|---|---|---|
| Molecular Luj | ~40,000–60,000 | ~800,000–1,500,000 |
| K-tus nqi | 27–32 | 85–95 |
| viscosity | Tsawg | Siab |
| Dissolution ceev | Ceev ceev | qeeb |
| Zaj duab xis-Kev Muaj Peev Xwm | Nruab nrab | Muaj zog |
| Main Function | Binding, dispersing, ceev ceev | Thickening, structuring, sustained system |
| Cov Txheej Txheem | Fast-tso tawm, qis- viscosity formulations | Gel systems, tswj- tso tawm, cov qauv tsim qauv |
| Cov ntawv thov siv | Cov ntsiav tshuaj, cov kua hauv qhov ncauj, ceev - cov tshuab ua kua | Gels, tswj-tso tawm formulations, tshuaj pleev ib ce |
Cov qauv sib txawv ntawm PVP K30 thiab K90
PVP (Polyvinylpyrrolidone) yog ib qho tsis muaj -ionic, dej-polymer soluble. Tus nqi K- qhia txog qhov hnyav ntawm molecular thiab viscosity intrinsic.
PVP K30 muaj cov saw hlau luv luv, uas ua rau lub cev sib dua thiab ntau dua mobile molecular qauv. Hauv qhov sib piv, PVP K90 muaj cov hlua txuas ntev dua, tsim kom muaj kev sib txuas thiab sib txuas ntau dua molecular network.
Qhov kev sib txawv ntawm cov qauv no txiav txim siab seb txhua qib coj li cas hauv cov qauv tsim, tshwj xeeb tshaj yog nyob rau hauv kev txhim kho viscosity, kev sib khi ua tau zoo, thiab cov yam ntxwv tsim cov yeeb yaj kiab.
Physicochemical Performance Comparison
PVP K30 dissolves sai sai nyob rau hauv aqueous systems thiab yog zoo haum rau siab -kev ceev ceev ib puag ncig xws li tshuaj tsuag kom qhuav thiab ceev blending systems. Nws tsis tshua muaj viscosity pab txhawb rau zoo heev flowability thiab ua efficiency.
PVP K90 dissolves qeeb dua thiab yuav tsum muaj kev sib xyaw kom muaj zog kom ua tiav qhov sib txawv. Txawm li cas los xij, ib zaug hydrated tag nrho, nws tsim ib qho kev ruaj khov thiab ruaj khov, ua rau nws zoo tagnrho rau cov qauv tsim uas xav tau ntev - lub sijhawm ruaj khov.
Hais txog kev coj tus cwj pwm viscosity, K30 ua rau qis -cov tshuaj viscosity uas yooj yim los lis thiab txheej txheem. K90, ntawm qhov tod tes, tsim kom muaj viscosity ntau dua ntawm tib lub ntsiab lus, muab kev txhawb nqa muaj zog hauv cov qauv matrix.
Hais txog kev tsim cov yeeb yaj kiab, K30 tsim cov yeeb yaj kiab hloov tau yooj yim tab sis nyias nyias tsim rau cov ntawv thov ceev. K90 forms dense and durable films with long-lasting structural integrity, which is critical for controlled-release and high-performance cosmetic systems.
Daim ntawv thov kev nkag siab thoob plaws kev lag luam
Nyob rau hauv cov tshuaj formulations, PVP K30 yog dav siv raws li ib tug ntsiav tshuaj binder, ceev - tso tawm matrix qub, thiab ncua kev kawm ntawv stabilizer. Nws cov yam ntxwv sai sai ua rau nws zoo tagnrho rau tam sim - tso tawm cov ntawv ntau npaum.
PVP K90 feem ntau yog siv rau hauv kev tswj hwm - tso tawm thiab txhawb nqa - tso tshuaj xa cov tshuab. Nws qhov hnyav molecular tso cai rau nws los tsim cov gel tes hauj lwm uas muaj zog tswj cov khoom muaj txiaj ntsig tso tawm thiab txhim kho kev ruaj ntseg.
Hauv kev siv tshuaj pleev ib ce, PVP K30 yog qhov tsim nyog rau lub teeb yuag emulsions, kua khoom tu tawv nqaij, thiab ceev - absorbing formulations. Nws txhawb kev ntxhib los mos thiab daim ntawv thov ceev.
PVP K90 yog dav siv nyob rau hauv cov plaub hau styling gels, siab -viscosity cream, thiab ntev- zaj duab xis kav ntev - tsim cov khoom kom zoo nkauj. Nws muab lub zog tuav, txhim kho kev ntxhib los mos, thiab kev ua haujlwm ruaj khov.
Hauv kev lag luam thiab khoom noj khoom haus- hais txog cov ntawv thov, K30 feem ntau yog siv los ua cov neeg tawg rog thiab ruaj khov, thaum K90 ua haujlwm ua cov thickening thiab cov txheej txheem polymer uas txhim kho qhov system viscosity thiab stability.
Kev Xaiv Cov Cai rau K30 vs K90
Kev xaiv ntawm K30 thiab K90 feem ntau yog txiav txim siab los ntawm peb yam tseem ceeb tsim.
Thaum tsis tshua muaj viscosity, kev ua haujlwm ceev, thiab kev sib cais sai, K30 feem ntau yog qhov kev xaiv. Nws txhawb siab - cov txheej txheem tsim khoom zoo thiab tsim cov khoom lag luam sai.
Thaum cov viscosity siab, kev ua haujlwm ruaj khov, thiab ntev -lub sij hawm ruaj khov yog xav tau, K90 dhau los ua qhov kev xaiv tsim nyog. Nws muab cov kev sib txuas molecular muaj zog dua thiab txhim kho qhov system robustness.
Thaum kev tsim khoom muaj kev sib xyaw ua haujlwm siab - nrawm nrawm lossis txau kom qhuav, K30 ua haujlwm tau zoo dua vim nws solubility sai. Thaum lub formulation xav tau cov qauv gel, kev tso tawm ruaj khov, lossis ntev -lub sij hawm sib xws, K90 muab kev ua tau zoo dua.
Huzhou Sunflower Pharmaceutical Co., Ltd
Huzhou Sunflower Pharmaceutical Co., Ltd.yog ib lub chaw tsim khoom tshwj xeeb hauv kev tshawb fawb, kev tsim kho, thiab kev tsim khoom ntawm
PVP series khoom, suav nrog
K60, thiab
K90.
Nrog cov txheej txheem polymerization siab heev thiab kev tswj hwm nruj, lub tuam txhab ua kom cov khoom ruaj khov thiab ua haujlwm zoo ib yam. Nws cov khoom siv dav siv hauv kev tsim tshuaj, cov khoom siv tshuaj pleev ib ce, khoom noj khoom haus -qib additive applications, thiab cov formulations muaj.
Lub tuam txhab ua haujlwm raws li kev lees paub thoob ntiaj teb cov qauv zoo suav nrogUSP, EP, thiab JP,kom ntseeg tau tias ua raws li kev cai thoob ntiaj teb cov tshuaj. Los ntawm cov cuab yeej tswj qhov hnyav molecular, nws muaj peev xwm xa cov khoom ua tau zoo sib xws ntawm cov khoom sib txawv ntawm cov khoom sib txawv.
Huzhou Sunflower Pharmaceutical kuj muab OEM thiab cov kev pabcuam tshwj xeeb, tso cai rau cov neeg siv khoom tsim kho PVP cov kev daws teeb meem raws li cov qauv tsim tshwj xeeb thiab kev thov ib puag ncig.
Cov ntsiab lus tseem ceeb: PVP K30 vs PVP K90
PVP K30 yog qhov ua kom zoo rau kev nrawm, ntws, thiab ua haujlwm tau zoo, ua rau nws zoo tagnrho rau cov qauv uas yuav tsum tau muaj kev sib cais sai thiab nrawm nrawm.
PVP K90 yog tsim los rau kev ruaj ntseg, qauv, thiab kev ua haujlwm ntev -, ua rau nws tsim nyog rau cov tshuab uas xav tau kev tswj hwm viscosity thiab kev coj tus cwj pwm ua haujlwm.
Hauv cov ntsiab lus yooj yim, K30 tsim cov qauv sai sai, thaum K90 tsim cov qauv nrog ntau zog thiab ruaj khov.
Cov lus nug nquag
PVP K30 thiab PVP K90 tsis tuaj yeem hloov ncaj qha rau hauv feem ntau cov qauv vim tias lawv txawv ntawm qhov hnyav molecular, tus cwj pwm viscosity, thiab kev ua haujlwm zoo. Kev hloov pauv tuaj yeem ua rau muaj kev hloov pauv hauv kev ruaj ntseg, kev ntxhib los mos, lossis tso tawm cov yam ntxwv.
Qhov kev xaiv ntawm K30 thiab K90 yog nyob ntawm qhov yuav tsum tau muaj viscosity, tawg ceev, thiab qhov xav tau kev ruaj ntseg ntawm cov khoom kawg. Cov xwm txheej no txiav txim siab seb qib twg yuav ua tau zoo dua hauv kev tsim tshwj xeeb.
Tsis muaj qib yog qhov zoo tshaj plaws. PVP K90 muab cov qauv tsim thiab zaj duab xis muaj zog dua - tsim cov khoom, thaum PVP K30 muaj kev ua haujlwm sai dua thiab zoo dua cov yam ntxwv solubility.
PVP K30 yog dav siv nyob rau hauv cov tshuaj pleev ib ce, tshwj xeeb tshaj yog nyob rau hauv lub teeb yuag emulsions thiab ceev - nqus cov khoom tu tawv nqaij qhov twg ib tug du thiab tsis yog - greasy texture yuav tsum tau.
Cov khoom muab los ntawm Huzhou Sunflower Pharmaceutical Co., Ltd. ua raws li cov qauv tshuaj thoob ntiaj teb suav nrog USP, EP, thiab JP, kom ntseeg tau tias tsim nyog rau kev siv tshuaj thoob ntiaj teb.
Customized PVP specifications muaj, suav nrog txawv K-tus nqi, qhov hnyav molecular, thiab ntim cov qauv kom tau raws li cov neeg siv khoom tshwj xeeb.
Xaus
Kev xaiv ntawm PVP K30 thiab PVP K90 sawv cev rau qhov kev txiav txim siab tsim nyog es tsis yog xaiv cov khoom siv yooj yim. Txhua qib ua haujlwm tshwj xeeb hauv kev ua haujlwm: K30 ua qhov tseem ceeb ntawm kev ua haujlwm zoo thiab kev tawg sai sai, thaum K90 tsom mus rau kev ua haujlwm ruaj khov thiab ntev - lub sijhawm ruaj khov.
Nrog rau kev tsim khoom muaj peev xwm thiab kev ruaj ntseg zoo,Huzhou Sunflower Pharmaceutical Co., Ltd.muab kev txhim khu kev qha PVP cov kev daws teeb meem uas txhawb cov neeg siv khoom thoob ntiaj teb hauv kev txhim kho cov qauv tsim thiab ua tiav cov khoom lag luam zoo ib yam thoob plaws kev siv tshuaj, tshuaj pleev ib ce, thiab kev lag luam.