*Cosmetic Qib Polyvinylpyrrolidone (PVP) yog cov uas twb muaj lawm raws li hmoov thiab dej tov daim ntawv, thiab muab nkag rau hauv ib tug dav molecular hnyav ntau, yooj yim yaj nyob rau hauv dej, cawv thiab lwm yam organic solvents, hygroscopicity, zoo heev film-forming muaj peev xwm, adhesiveness thiab tshuaj stability, tsis muaj toxicity.Cosmetic Qib PVP yog lug siv nyob rau hauv cov plaub hau kev kho mob, kev kho mob ntawm daim tawv nqaij thiab qhov ncauj cov khoom. Qhov hnyav molecular ntau yam, los ntawm qhov hnyav molecular mus rau siab molecular hnyav PVP muaj feem xyuam rau cov khoom muag muag muag tawv tawv 'formulations.
Tseem ceeb Technical Parameters:
Khoom | PVP K30 P | PVP K80 P | PVP K90 P | PVP K30 30% L | PVP K85 20% L | PVP K90 20% L |
Qhov tshwm sim | Dawb los yog dawb hmoov hmoov | Ntshiab thiab tsis muaj xim rau me ntsis yellowish kua | ||||
K tus nqi (5% hauv dej) | 27-35 : kuv | 75-87 : kuv | 81-97 : kuv | 27-35 : kuv | 78-90 : kuv | 81-97 : kuv |
pH (5% hauv dej) | 3.0 ~ 7.0 | 5.0-9.0 Nws | 5.0-9.0 Nws | 3.0 ~ 7.0 | 5.0-9.0 Nws | 5.0-9.0 Nws |
N-Vinylpyrrolidone | 0.03% max. | 0.03% max. | 0.03% max. | 0.03% max. | 0.03% max. | 0.03% max. |
Sulfated tshauv | 0.1% max. | 0.1% max. | 0.1% max. | 0.1% max. | 0.1% max. | 0.1% max. |
Cov ntsiab lus | 95% min. | 95% min. | 95% min. | 29 ~ 31% | 19 ~ 21% | 19 ~ 21% |
Dej | 5.0% max | 5.0% max. | 5.0% max. | 69 ~ 71% | 79 ~ 81% | 79 ~ 81% |
Heavy Metals (As Pb) | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. |
Daim ntawv thov:
Cov khoom siv tshuaj pleev ib ce qib PVP yog tsim rau cov plaub hau uas siv los ua zaj duab xis tsim thiab viscosity hloov kho / Thickener, tshwj xeeb tshaj yog nyob rau hauv cov plaub hau styling cov khoom, mousse gels thiab tshuaj pleev ib ce & tshuaj, PVPs kuj siv raws li dispersion tus neeg sawv cev nyob rau hauv cov plaub hau tuag, pigment khoom ' formulations.Thickening tus neeg saib xyuas rau qhov ncauj thiab kho qhov muag npaj.
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Pharmaceutical Qib Polyvinylpyrrolidone (PVP) -Povidoneyog homopolymer ntawm 1-vinyl-2-pyrrolidone (Polyvinylpyrrolidone), dawb do soluble nyob rau hauv dej, nyob rau hauv ethanol (96%), nyob rau hauv methanol, thiab lwm yam organic solvents, heev soluble nyob rau hauv acetone. Qhov hnyav molecular, uas yog tus cwj pwm los ntawm K Tus Nqi, nrog zoo heev hygroscopisty, zaj duab xis-forming, nplaum, tshuaj stability thiab toxicological kev nyab xeeb cim.
Mib yam khoom & specifications
Specifications | Povidone 15 | PovidoneK17 | PovidoneK25 | Povidone K30 | Povidone K90 |
Qhov tshwm sim @ 25 ℃ | Dawb los yog dawb hmoov hmoov | ||||
Qhov tshwm sim ntawm kev daws teeb meem | Kom meej meej thiab tsis muaj xim ntau dua li kev siv tshuaj B6, IB6los yog R6 | ||||
K Tus nqi | 12.75-17.25 dr hab | 15.3-18.36 Nws | 22.5-27.0 Nws | 27-32.4 Nws | 81-97.2 ib |
Impuriy A (HPHL) ppm max. | 10 | 10 | 10 | 10 | 10 |
pH (5% hauv cov kua dej) | 3.0-5.0 | 3.0-5.0 | 3.0-5.0 | 3.0-5.0 | 4.0-7.0 Nws |
Sulfated tshauv % max. | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
Cov ntsiab lus Nitrogen% | 11.5-12.8 Nws | 11.5-12.8 Nws | 11.5-12.8 Nws | 11.5-12.8 Nws | 11.5-12.8 Nws |
impurity B% max. | 3.0 | 3.0 | 3.0 | 3.0 | 3.0 |
Aldehyde (raws li acetaldehyde) ppm max | 500 | 500 | 500 | 500 | 500 |
Heavy Metals (raws li Pb) ppm max. | 10 | 10 | 10 | 10 | 10 |
Hydrazine ppm max. | 1 | 1 | 1 | 1 | 1 |
Peroxide (raws li H2O2ppm) max. | 400 | 400 | 400 | 400 | 400 |
Daim ntawv thov& Cov txiaj ntsig
●Binder rau cov ntsiav tshuaj, qhov kev ua tau zoo tshaj plaws rau kev ntub dej granulation.
● Zaj duab xis / Qab Zib coatings, ua raws li cov neeg ua yeeb yaj kiab tsim, adhesion promoters thiab pigment dispersers.
● Viscosity hloov kho, siv lead ua inhibitors thiab tshuaj solubilization nyob rau hauv cov kua formulations, xws li txhaj tshuaj thiab ophthalmic khoom.
●Thickening agents rau aqueous-alcoholic daws rau qhov ncauj thiab tshuaj pleev.
● Txhim kho solubility thiab txhim kho bioavailability ntawm cov tshuaj nquag, siv los kho cov solubility ceev ntawm qee qhov tsis tshua muaj kuab lom los txhim kho bioavailability.
●Pore tsim nyob rau hauv saj-masking formations, kho mob plastics thiab lwm yam membrane ntau lawm.
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Technical Qib Polyvinylpyrrolidone (PVP)Nws yog dav siv nyob rau hauv ntau yam kev lag luam, ua tsaug rau nws lub cev thiab tshuaj lom neeg lub zog, tshwj xeeb tshaj yog nws cov zoo solubility nyob rau hauv dej thiab ntau lwm yam organic solvents, nws chemical stability, nws affinity rau complex hydrophobic thiab hydrophilic tshuaj thiab nws cov yam ntxwv uas tsis yog-toxic. Nws kuj yog siv dav hauv inks, imaging.lithography, detergents thiab soaps, textile, ceramic, hluav taws xob, metallurgical industries thiab ua polymerization additive.
Tseem ceeb Technical Parameters:
Khoom | PVP K15 P | PVP K17 P | PVP K25 P | PVP K30 P | PVP K90 P | PVP K30L | PVP K90L |
Qhov tshwm sim | Dawb los yog dawb hmoov hmoov | Colorless rau yellowish kua | |||||
K Tus nqi | 13-18 : kuv | 15-19 : kuv | 23-28 : kuv | 27-35 : kuv | 81-100 : kuv | 27-35 : kuv | 81-100 : kuv |
pH (5% hauv dej) | 3.0 ~ 7.0 | 3.0 ~ 7.0 | 3.0 ~ 7.0 | 3.0 ~ 7.0 | 5.0-9.0 Nws | 3.0 ~ 7.0 | 5.0-9.0 Nws |
NVP | 0.2% max. | 0.2% max. | 0.2% max | 0.2% max. | 0.2% max. | 0.2% max. | 0.2% max. |
Sulfated tshauv | 0.1% max. | 0.1% max. | 0.1% max. | 0.1% max. | 0.1% max. | 0.1% max. | 0.1% max. |
Cov ntsiab lus | 95% min. | 95% min. | 95% min. | 95% min. | 95% min. | 29 ~ 31% | 19 ~ 21% |
Dej | 5.0% max. | 5.0% max. | 5.0% max. | 5.0% max. | 5.0% max. | 69 ~ 71% | 79 ~ 81% |
Daim ntawv thov:
Kev kawm qib PVP tau siv Textiles/Fibers, Adhesives, Coatings/paintings, Laundry/Household detergent, Inks, Ceramics and other hi-tech industries.
* Dye transfer inhibition nyob rau hauv detergents siv PVP K15, K17 & K30 thiab / los yog nws cov khoom ua kua rau txoj kev khiav tawm.
* Textile dye stripping and strike rate control through compexation and dispersion with PVP K30 and/lossis nws cov khoom ua kua.
* Cov ntxhua khaub ncaws ntxhua khaub ncaws qhov twg PVP K30 inhibits av redeposition.
* Emulsion polymerization qhov twg PVP K30 thiab los yog nws cov khoom ua kua latex stabilizer, ua hauj lwm raws li ib tug tiv thaiv colloid, pab txhawb redispersion ntawm ib daim ntawv thov 'tawg'latex kawg siv.
* Dispersions siv PVPK30 & K90 thiab/los yog nws cov khoom ua kua rau cov xim tsis muaj xim thiab xim-raws li sau tus number case xa tuaj.
* Hollow fiber membrane tsim nyob rau hauv uas PVP K90 & K30 thiab / los yog nws cov khoom ua kua tsim voids tej hydrophilic domains nyob rau hauv polysulfone daim nyias nyias.
* Hauv cov roj foob cementing, qhov twg PVP K30 & K90 thiab los yog nws cov khoom ua kua ua kua dej los tswj cov neeg ua haujlwm.
* Ntawm daim phiaj lithographic siv cov tshuaj hydrophobic, qhov twg PVPK15 muab kev txhim kho ntawm thaj chaw tsis muaj duab.
* PVP K80, K85 & K90 thiab / lossis nws cov khoom ua kua hauv stearate-raws li nplaum nplaum rau kev kos duab thiab khoom siv tes ua.
* Nyob rau hauv fiberglass sizing, siv PVP K30 & K90 thiab / los yog nws cov khoom ua kua zaj duab xis tsim kev txiav txim los txhawb polyivnylacetate adhesion.
* Raws li combustible ceramic binders, siv PVP K30 & K90 thiab / los yog nws cov khoom ua kua los txhim kho lub zog ntsuab.
* PVP K15, K17, K30, K60 & K90 thiab/los yog nws cov khoom ua kua siv nyob rau hauv kev ua liaj ua teb ua binder thiab complexation tus neeg sawv cev rau kev tiv thaiv qoob loo, Primary zaj duab xis qub hauv kev kho cov noob thiab coatings.
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Daim tawv nqaij dawb antioxidant active ingredient 4-Butylresorcinol, Butylresorcinol
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Ntuj antioxidant D-alpha tocopherol acetates
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