PVP K Series
*Cosmetic Qib Polyvinylpyrrolidone (PVP)yog cov uas twb muaj lawm raws li hmoov thiab dej tov daim ntawv, thiab tau muab nyob rau hauv ib tug dav molecular hnyav ntau yam, 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 siv dav hauv kev tu plaub hau, kev tu tawv nqaij thiab cov khoom tu lub qhov ncauj, tshwj xeeb tshaj yog rau cov plaub hau styling cov khoom.Nyob rau hauv saib ntawm nws qhov dav molecular hnyav ntau, los ntawm qhov tsis tshua muaj molecular yuag mus rau siab molecular hnyav PVP muaj feem xyuam rau cov muag muag rau tawv plaub hau cov khoom 'formulations.
Tseem ceeb Technical Parameters:
| Khoom | PVP K80p ib | PVP K3030% L | PEB K8520% L | PVP K9020% 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:
Tshuaj pleev ib ce qib PVP cov khoom tsim nyog rau cov plaubmulations 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 agent. rau kev npaj qhov ncauj thiab kho qhov muag.
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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.Nws yog ib tug hygroscopic polymer, muab nyob rau hauv dawb los yog creamy dawb. hmoov los yog flakes, xws li los ntawm qis mus rau siab viscosity & qis rau siab molecular hnyav, uas yog tus yam ntxwv ntawm K nqi, nrog zoo heev hygroscopisty, zaj duab xis-forming, nplaum, tshuaj stability thiab toxicological kev nyab xeeb cim.
Tseem ceeb Technical Parameters:
| Khoom | Povidone K17 | ||||
| Qhov tshwm sim | Dawb los yog daj-dawb, hygroscopic hmoov los yog flakes | ||||
| Solubility | Dawb soluble hauv dej hauv ethanol (96%) thiab hauv methanol, me ntsis soluble hauv acetone | ||||
| Qhov tshwm sim ntawm kev daws teeb meem | Kom meej meej thiab tsis muaj xim ntau dua li siv tshuaj B6, BY6 lossis R6 | ||||
| Kev txheeb xyuas | A. IR spectrum tau txais yog raws li qhov tau txais nrog Povidone CRS. | ||||
| B.Ib lub txiv kab ntxwv-daj precipitate yog tsim | |||||
| CA liab xim yog tsim | |||||
| DA xim liab yog tsim | |||||
| E. Cov khoom dissolves | |||||
| pH (5% hauv dej) | 3.0 ~ 5.0 | 3.0 ~ 5.0 | 3.0 ~ 5.0 | 3.0 ~ 5.0 | 4.0 ~ 7.0 |
| K Tus nqi | 12.75–17.25 dr hab | 15.30–18.36 dr hab | 22.50-27.00 Nws | 27.00-32.40 Nws | 81.00-97.20 Nws |
| Aldehydes | 500 ppm max. | 500 ppm max. | 500 ppm max. | 500 ppm max. | 500 ppm max. |
| Peroxides | 400 ppm max. | 400 ppm max. | 400 ppm max. | 400 ppm max. | 400 ppm max. |
| Formic Acid | 0.5% max. | 0.5% max. | 0.5% max. | 0.5% max. | 0.5% max. |
| Hydrazine | 1 ppm max. | 1 ppm max. | 1 ppm max. | 1 ppm max. | 1 ppm max. |
| impurity A | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. |
| Impurity B | 3.0% max. | 3.0% max. | 3.0% max. | 3.0% max. | 3.0% max. |
| Hnyav Hlau | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. | 10 ppm max. |
| Dej | 5.0% max. | 5.0% max. | 5.0% max. | 5.0% max. | 5.0% max. |
| Sulfated tshauv | 0.1% max. | 0.1% max. | 0.1% max. | 0.1% max. | 0.1% max. |
| Nitrogen ntsiab lus | 11.5 ~ 12.8% | 11.5 ~ 12.8% | 11.5 ~ 12.8% | 11.5 ~ 12.8% | 11.5 ~ 12.8% |
Daim ntawv thov:
Povidone muaj kev sib khi zoo heev, kev ua yeeb yaj kiab, kev sib cais thiab cov khoom ua kom tuab.it yog ib qho tseem ceeb tshaj plaws hauv kev lag luam thoob ntiaj teb rau kev lag luam tshuaj, txawm li cas los xij rau tib neeg kev noj qab haus huv cov khoom lossis cov khoom kho tsiaj. ) Binder rau cov ntsiav tshuaj, tshuaj ntsiav.Nws yog tsim rau ntub thiab qhuav granulation thiab ncaj qha compression nyob rau hauv cov ntsiav tshuaj, kev txhim kho cov particle compressibility thiab yuav muab ntxiv rau hmoov blends nyob rau hauv qhuav los yog yaj los ntawm dej, cawv.2) qab zib coatings thiab films, 3) Solubility Txhim kho rau cov tshuaj tsis zoo soluble, 4) Bioavailability Enhancer rau cov tshuaj nquag cov khoom xyaw, 5) Pore-forming rau cov khoom membrane.
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Technical Qib Polyvinylpyrrolidone (PVP) yog ib tug hygroscopic polymer, muab nyob rau hauv dawb los yog creamy dawb hmoov, raning los ntawm qis mus rau high viscosity & qis mus rau siab molecular hnyav nrog solubility nyob rau hauv aqueous thiab organic solvents, txhua tus yam ntxwv ntawm K nqi.PVP Kyog Solubility hauv dej thiab ntau lwm cov organic solvents., Hygroscopicity, Zaj duab xis qub, Adhesive, Intial tack, Complex forma-tion, Stabilization, Solubilization, Crosslinkability, Biological compatibility thiab Toxicological kev nyab xeeb.In muaj daim ntaub ntawv xws li, nyob rau hauv adhesives los txhim kho lub zog thiab toughness. Nyob rau hauv daim ntawv tsim kom muaj zog thiab ascoating resin, thiab nyob rau hauv cov hluavtaws fibers los txhim kho dye receptivity.Nws kuj yog dav siv nyob rau hauv inks, imaging.lithography, detergents thiab soaps, cov textile, ceramic, hluav taws xob, metallurgical industries thiab raws li ib tug polymerization additives. .
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 tug 'broken'latex daim ntawv thov siv kawg.
* 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, Thawj zaj duab xis qub hauv kev kho cov noob thiab coatings.
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